gtk-demo: Add a few path benchmarks

The Tiger and Graph examples in the fishbowl test
path handling.

.clang-format

@@ -4,7 +4,6 @@ AlwaysBreakAfterDefinitionReturnType: All
 BreakBeforeBinaryOperators: None
 BinPackParameters: false
 SpaceAfterCStyleCast: true
-PointerAlignment: Right
 # Our column limit is actually 80, but setting that results in clang-format
 # making a lot of dubious hanging-indent choices; disable it and assume the
 # developer will line wrap appropriately. clang-format will still check

.gitlab-ci.yml

@@ -3,7 +3,6 @@ include:
     file: 'flatpak/flatpak_ci_initiative.yml'
 
 stages:
-  - check
   - build
   - analysis
   - docs
@@ -22,12 +21,12 @@ stages:
 
 # Common variables
 variables:
-  COMMON_MESON_FLAGS: "-Dwerror=true -Dglib:werror=false -Dpango:werror=false -Dgtk-doc:werror=false -Dwayland-protocols:werror=false -Dsysprof:werror=false -Dwayland:werror=false"
+  COMMON_MESON_FLAGS: "-Dwerror=true -Dglib:werror=false -Dpango:werror=false -Dgtk-doc:werror=false -Dwayland-protocols:werror=false -Dsysprof:werror=false"
   BACKEND_FLAGS: "-Dx11-backend=true -Dwayland-backend=true -Dbroadway-backend=true"
   FEATURE_FLAGS: "-Dvulkan=enabled -Dcloudproviders=enabled"
   MESON_TEST_TIMEOUT_MULTIPLIER: 3
-  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v38"
-  FLATPAK_IMAGE: "quay.io/gnome_infrastructure/gnome-runtime-images:gnome-master"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v36"
+  FLATPAK_IMAGE: "registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master"
 
 .only-default:
   only:
@@ -38,7 +37,7 @@ variables:
 style-check-diff:
   extends: .only-default
   image: $FEDORA_IMAGE
-  stage: check
+  stage: .pre
   allow_failure: true
   script:
     - .gitlab-ci/run-style-check-diff.sh
@@ -59,7 +58,6 @@ style-check-diff:
       - "${CI_PROJECT_DIR}/_build/report*.xml"
       - "${CI_PROJECT_DIR}/_build/report*.html"
       - "${CI_PROJECT_DIR}/_build/testsuite/reftests/output/*/*.png"
-      - "${CI_PROJECT_DIR}/_build/testsuite/reftests/output/*/*.node"
       - "${CI_PROJECT_DIR}/_build/testsuite/tools/output/*/*"
       - "${CI_PROJECT_DIR}/_build/testsuite/gsk/compare/*/*/*.png"
       - "${CI_PROJECT_DIR}/_build/testsuite/css/output/*/*.syscap"
@@ -110,29 +108,6 @@ release-build:
     - ninja -C _build
     - .gitlab-ci/run-tests.sh _build x11
 
-fedora-mingw64:
-  extends: .build-fedora-default
-  stage: build
-  needs: []
-  before_script:
-    - sudo dnf install -y
-            mingw64-filesystem
-            mingw64-gcc
-            mingw64-binutils
-            mingw64-cairo
-            mingw64-gdk-pixbuf
-            mingw64-gstreamer1-plugins-bad-free
-            mingw64-glib2
-            mingw64-libepoxy
-            mingw64-pango
-            # mingw64-graphene (rawhide)
-  script:
-    - .gitlab-ci/show-info-linux.sh
-    - meson subprojects update
-    - mkdir _build && cd _build
-    - mingw64-meson -Dintrospection=disabled -Dgraphene:introspection=disabled
-    - ninja
-
 installed-tests:
   extends: .build-fedora-default
   stage: build
@@ -192,13 +167,12 @@ macos:
   only:
     - branches@GNOME/gtk
   stage: build
-  allow_failure: true
   tags:
     - macos
   needs: []
   before_script:
     - bash .gitlab-ci/show-info-osx.sh
-    - pip3 install --user meson==0.60.3
+    - pip3 install --user meson==0.59
     - pip3 install --user ninja
     - export PATH=/Users/gitlabrunner/Library/Python/3.7/bin:$PATH
     - export MESON_FORCE_BACKTRACE=1
@@ -294,18 +268,6 @@ flatpak-main:icon-browser:
   variables:
     APPID: org.gtk.IconBrowser4
 
-flatpak-manual:node-editor:
-  extends: .flatpak-manual
-  needs: []
-  variables:
-    APPID: org.gtk.gtk4.NodeEditor
-
-flatpak-main:node-editor:
-  extends: .flatpak-main
-  needs: []
-  variables:
-    APPID: org.gtk.gtk4.NodeEditor
-
 # Publish the demo apps to the GNOME Nightly repo
 # https://wiki.gnome.org/Apps/Nightly
 # https://gitlab.gnome.org/GNOME/Initiatives/-/wikis/DevOps-with-Flatpak
@@ -324,11 +286,6 @@ nightly icon-browser:
     dependencies: ['flatpak-main:icon-browser']
     needs: ['flatpak-main:icon-browser']
 
-nightly node-editor:
-    extends: '.publish_nightly'
-    dependencies: ['flatpak-main:node-editor']
-    needs: ['flatpak-main:node-editor']
-
 static-scan:
   image: $FEDORA_IMAGE
   stage: analysis
@@ -388,7 +345,6 @@ reference:
       - _reference
 
 publish-docs:
-  image: fedora:latest
   stage: publish
   needs: ['reference']
   script:

.gitlab-ci/README.md

@@ -14,9 +14,6 @@ Each Docker image has a tag composed of two parts:
 See the [container registry][registry] for the available images for each
 branch, as well as their available versions.
 
-Note that using `latest` as version number will overwrite the most
-recently uploaded image in the registry.
-
 ### Checklist for Updating a CI image
 
  - [ ] Update the `${image}.Dockerfile` file with the dependencies

.gitlab-ci/fedora.Dockerfile

@@ -1,4 +1,4 @@
-FROM fedora:36
+FROM fedora:34
 
 RUN dnf -y install \
     adwaita-icon-theme \
@@ -87,6 +87,7 @@ RUN dnf -y install \
     python3-wheel \
     redhat-rpm-config \
     sassc \
+    systemtap-sdt-devel \
     vulkan-devel \
     wayland-devel \
     wayland-protocols-devel \

.gitlab-ci/flatpak-build.sh

@@ -16,9 +16,10 @@ flatpak-builder \
 flatpak build ${builddir} meson \
                 --prefix=/app \
                 --libdir=/app/lib \
-                --buildtype=debugoptimized \
+                --buildtype=release \
                 -Dx11-backend=true \
                 -Dwayland-backend=true \
+                -Dprint-backends=file \
                 -Dbuild-tests=false \
                 -Dbuild-examples=false \
                 -Dintrospection=disabled \

.gitlab-ci/meson-html-report.py

@@ -185,8 +185,6 @@ ul.images li {
                 <li><img alt="ref" src="{{ failure.image_data.ref }}" /></li>
                 <li><img alt="out" src="{{ failure.image_data.out }}" /></li>
                 <li><img alt="diff" src="{{ failure.image_data.diff }}" /></li>
-                <li><a href="{{ failure.image_data.refnode }}">ref node</a></li>
-                <li><a href="{{ failure.image_data.outnode }}">out node</a></li>
               </ul>
               {% endif %}
             </li>
@@ -313,8 +311,6 @@ for line in args.infile:
         image_data = {
             'ref': os.path.join(args.reftest_output_dir, '{}.ref.png'.format(basename)),
             'out': os.path.join(args.reftest_output_dir, '{}.out.png'.format(basename)),
-            'refnode': os.path.join(args.reftest_output_dir, '{}.ref.node'.format(basename)),
-            'outnode': os.path.join(args.reftest_output_dir, '{}.out.node'.format(basename)),
             'diff': os.path.join(args.reftest_output_dir, '{}.diff.png'.format(basename)),
         }
 

.gitlab-ci/run-style-check-diff.sh

@@ -2,43 +2,25 @@
 
 set -e
 
-ancestor_horizon=31  # days (one month)
-
-# Recently, git is picky about directory ownership. Tell it not to worry.
-git config --global --add safe.directory "$PWD"
-
-# We need to add a new remote for the upstream target branch, since this script
-# could be running in a personal fork of the repository which has out of date
-# branches.
-#
-# Limit the fetch to a certain date horizon to limit the amount of data we get.
-# If the branch was forked from origin/main before this horizon, it should
-# probably be rebased.
-if ! git ls-remote --exit-code upstream >/dev/null 2>&1 ; then
+# We need to add a new remote for the upstream main, since this script could
+# be running in a personal fork of the repository which has out of date branches.
+if [ "${CI_PROJECT_NAMESPACE}" != "GNOME" ]; then
+    echo "Retrieving the current upstream repository from ${CI_PROJECT_NAMESPACE}/${CI_PROJECT_NAME}..."
     git remote add upstream https://gitlab.gnome.org/GNOME/gtk.git
+    git fetch upstream
+    ORIGIN="upstream"
+else
+    echo "Reusing the existing repository on ${CI_PROJECT_NAMESPACE}/${CI_PROJECT_NAME}"
+    ORIGIN="origin"
 fi
 
 # Work out the newest common ancestor between the detached HEAD that this CI job
 # has checked out, and the upstream target branch (which will typically be
-# `upstream/main` or `upstream/glib-2-62`).
-# `${CI_MERGE_REQUEST_TARGET_BRANCH_NAME}` or `${CI_MERGE_REQUEST_SOURCE_BRANCH_NAME}`
-# are only defined if we’re running in a merge request pipeline,
-# fall back to `${CI_DEFAULT_BRANCH}` or `${CI_COMMIT_BRANCH}` respectively
-# otherwise.
-
-source_branch="${CI_MERGE_REQUEST_SOURCE_BRANCH_NAME:-${CI_COMMIT_BRANCH}}"
-target_branch="${CI_MERGE_REQUEST_TARGET_BRANCH_NAME:-${CI_DEFAULT_BRANCH}}"
-git fetch --shallow-since="$(date --date="${ancestor_horizon} days ago" +%Y-%m-%d)" origin "${source_branch}"
-git fetch --shallow-since="$(date --date="${ancestor_horizon} days ago" +%Y-%m-%d)" upstream "${target_branch}"
-
-newest_common_ancestor_sha=$(git merge-base upstream/${target_branch} origin/${source_branch})
-if [ -z "${newest_common_ancestor_sha}" ]; then
-    echo "Couldn’t find common ancestor with upstream main branch. This typically"
-    echo "happens if you branched from main a long time ago. Please update"
-    echo "your clone, rebase, and re-push your branch."
-    exit 1
-fi
-
+# `upstream/main` or `upstream/gtk-3-24`).
+#
+# `${CI_MERGE_REQUEST_TARGET_BRANCH_NAME}` is only defined if we’re running in
+# a merge request pipeline; fall back to `${CI_DEFAULT_BRANCH}` otherwise.
+newest_common_ancestor_sha=$(diff --old-line-format='' --new-line-format='' <(git rev-list --first-parent "${ORIGIN}/${CI_MERGE_REQUEST_TARGET_BRANCH_NAME:-${CI_DEFAULT_BRANCH}}") <(git rev-list --first-parent HEAD) | head -1)
 git diff -U0 --no-color "${newest_common_ancestor_sha}" | .gitlab-ci/clang-format-diff.py -binary "clang-format" -p1
 exit_status=$?
 
@@ -54,7 +36,7 @@ exit_status=$?
 echo ""
 echo "Note that clang-format output is advisory and cannot always match the"
 echo "GTK coding style, documented at:"
-echo "   https://gitlab.gnome.org/GNOME/gtk/blob/main/docs/CODING-STYLE.md"
+echo "   https://gitlab.gnome.org/GNOME/gtk/blob/main/docs/CODING-STYLE"
 echo "Warnings from this tool can be ignored in favour of the documented "
 echo "coding style, or in favour of matching the style of existing"
 echo "surrounding code."

.gitlab-ci/test-msvc.bat

@@ -5,7 +5,7 @@ call "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Auxiliar
 @echo on
 
 :: FIXME: make warnings fatal
-pip3 install --upgrade --user meson==0.60.3 || goto :error
+pip3 install --upgrade --user meson==0.59 || goto :error
 meson -Ddebug=false -Dmedia-gstreamer=disabled _build || goto :error
 ninja -C _build || goto :error
 

.gitlab-ci/test-msys2.sh

@@ -38,6 +38,25 @@ mkdir -p _ccache
 export CCACHE_BASEDIR="$(pwd)"
 export CCACHE_DIR="${CCACHE_BASEDIR}/_ccache"
 
+# https://gitlab.gnome.org/GNOME/gtk/-/issues/2243
+# https://gitlab.gnome.org/GNOME/gtk/-/issues/3002
+
+if ! pkg-config --atleast-version=2.66.0 glib-2.0; then
+    git clone https://gitlab.gnome.org/GNOME/glib.git _glib
+    meson setup _glib_build _glib
+    meson compile -C _glib_build
+    meson install -C _glib_build
+fi
+pkg-config --modversion glib-2.0
+
+if ! pkg-config --atleast-version=1.50.0 pango; then
+    git clone https://gitlab.gnome.org/GNOME/pango.git _pango
+    meson setup _pango_build _pango
+    meson compile -C _pango_build
+    meson install -C _pango_build
+fi
+pkg-config --modversion pango
+
 # Build
 ccache --zero-stats
 ccache --show-stats

NEWS

@@ -1,461 +1,3 @@
-Overview of Changes in 4.9.1, dd-mm-yyyy
-========================================
-
-Note that deprecations are an early outlook
-at changes that will appear in an eventual
-GTK 5 release, which is still far away.
-
-* GtkTreeView, GtkIconView, GtkComboBox and
-  auxiliary classes have been deprecated
-
-* GtkEntryCompletion has been deprecated
-
-* GtkStyleContext has been deprecated
-
-* gtk_render_ and gtk_snapshot_render_ APIs
-  have been deprecated
-
-* GtkAppChooser widgets hae been deprecated
-
-* GtkMountOperation:
- - Fix the dialog to look reasonable
- - Make it work under non-X11
-
-* GtkStringSorter:
- - Support different collation methods
-
-* Accessibility:
- - Introduce GtkAccessibleRange and implement it
-
-* Debugging:
- - Unify formatting for debug output
- - Make make debug options available in
-   non-debug builds
-
-* Translation updates:
- Abkhazian
- Basque
- Bulgarian
- Croatian
- Friulian
- Georgian
- German
- Hungarian
- Russian
- Turkish
-
-
-Overview of Changes in 4.8.1, 16-09-2022
-========================================
-
-* Input:
- - Fix problems with input method interactions that caused
-   dead keys not to work
- - Accept single-key compose sequences (these are used with
-   some keyboard layouts)
-
-* GtkColumnView:
- - Flip column order in right-to-left context
-
-* GtkGridView:
- - Fix problems with rubberbanding
-
-* GtkFileChooser:
- - Fix positioning of popovers in the places view
- - Make ~ and . keyboard shortcuts work again
-
-* gsk:
- - Make glyph upload more similar to icons
-
-* Make file transfer via portals work, this fixes file
-  copy/paste and dnd in flatpaks
-
-* Translation updates:
- Catalan
- Chinese (China)
- Chinese (Taiwan)
- Latvian
-
-
-Overview of Changes in 4.8.0, 06-09-2022
-========================================
-
-* GtkTreeView:
- - Fix a problem with scrolling animations
- - Fix some event handling problems
- - Drop unreachable code
-
-* GtkText:
- - Respect the no-emoji input hint fully
-
-* GtkEmojiChooser:
- - Fix arrow key navigation
-
-* GtkFontChooser:
- - Improve the handling of OpenType font features
-
-* GtkTreeListModel:
- - Fix handling of collapsed child nodes
-
-* GtkInscription:
- - Fix accessible name
-
-* Theme:
- - Fix placeholder text in HighContrast
-
-* Increase the memory limit for the jpeg loader to 300M
-
-* Miscellaneous memory leak fixes
-
-* Wayland:
- - Refator handling of text protocol client updates
-
-* Windows:
- - Support high-resolution scroll wheel events
- - Generate GdkWin32.gir
- - Implement color picking
-
-* Translation updates
- Abkhazian
- Basque
- Brazilian Portuguese
- Bulgarian
- Catalan
- Chinese (China)
- Croatian
- Czech
- Danish
- Dutch
- Galician
- Georgian
- German
- Hungarian
- Icelandic
- Indonesian
- Korean
- Latvian
- Lithuanian
- Persian
- Polish
- Portuguese
- Russian
- Serbian
- Spanish
- Swedish
- Turkish
- Ukrainian
-
-
-Overview of Changes in 4.7.2, 10-08-2022
-========================================
-
-* GtkTextView:
- - Fix child positioning with gutters
-
-* GtkText:
- - Update placeholder visibility when necessary
-
-* GtkPicture:
- - Add a content-fit property
-
-* GtkPopover:
- - Fix a size allocation problem with the arrow
-
-* GtkTreeView:
- - Fix a problem with DND
-
-* GtkTreePopover:
- - Support scrolling
-
-* GtkGridView:
- - Fix issues with rubberband selection
-
-* GtkLabel:
- - Add a tabs property
-
-* GtkSnapshot:
- - Make GtkSnapshot work from bindings
-
-* GtkScrolledWindow:
- - Scroll at a reasonable speed
-
-* GtkPaned:
- - Avoid an infinite loop
-
-* GtkWindow:
- - Improve generation and handling of crossing events
-
-* CSS:
- - Fix handling of certain transform values
-
-* Media support:
- - Add audio support to the ffmpeg backend
- - Avoid oom with pathological jpeg images
-
-* GDK:
- - Fix handling of touchpad hold events
- - Add support for hi-resolution scroll events
-
-* X11:
- - Fix preferred action for DND
-
-* Windows:
- - Fix DND
-
-* List models:
- - Fix items-changed emission
- - Add more list model tests
-
-* Demos:
- - Add a winning sound to game demos
- - Make app icons work uninstalled
-
-* Translation updates:
- Abkhazian
- Basque
- Catalan
- Georgian
- German
- Indonesian
- Occitan
- Persian
- Portuguese
- Russian
- Spanish
- Ukrainian
-
-
-Overview of Changes in 4.7.1, 12-07-2022
-========================================
-
-* GtkInscription:
- - A new label-like widget for use in list views
-
-* GtkColorChooser:
- - Style improvements
-
-* GtkFontChooser:
- - Improve support for OpenType features a bit
-
-* GtkLabel:
- - Allow selectable labels to be activated via mnemonic
-
-* GtkTextView:
- - Implement GetCharacterExtents for accessibility
-
-* GtkStack:
- - Fix a poblem with stack page accessibility
-
-* GtkListView:
- - Cull listitems that are out of view
- - Make all our list models implement ::n-items and
-   ::item-type properties
-
-* Translations:
- - Stop translating property nicks and blurbs
- - Fix extracting translations from ui files
-
-* Debugging:
- - Support GTK_DEBUG=invert-text-dir
- - Allow inspecting inspectors
- - Replace GTK_USE_PORTAL with GDK_DEBUG=portals
- - Improve responsiveness of the inspector
-
-* CSS:
- - Allow fractional letterspacing
-
-* Theme:
- - Improve legibility of selectable labels
-
-* Demos:
- - Improve the font features demo
- - Add demos for GtkInscription
-
-* Wayland:
- - Freeze popups when hidden
- - Only send smooth scroll events for tablet tools
- - Make scaled cursor image have the right size
- - Fix problems with the activation protocol
- - Don't force the HighContrast icon theme
- - Support xdg_toplevel.bounds
-
-* X11:
- - Always update the shadoe size
-
-* Windows:
- - Improve touchpad support by using DirectManipulation
- - Add more directories to the builtin hicolor icon theme
-
-* Translation updates:
- Basque
- Catalan
- Chinese (China)
- Galician
- German
- Lithuanian
- Nepali
- Occitan
- Persian
- Polish
- Portuguese
- Russian
- Serbian
- Spanish
- Swedish
- Turkish
- Ukrainian
-
-
-Overview of Changes in 4.7.0, 07-05-2022
-========================================
-
-* GtkTextView:
- - Reduce overdraws
-
-* GtkViewport:
- - Default scroll-to-focus to TRUE
-
-* GtkText:
- - Stop blinking when we lose focus
-
-* GtkSearchEntry:
- - Make search delay configurable
-
-* GtkPopoverMenu:
- - Fix RTL positioning of buttons
-
-* GtkLabel:
- - Fix focus keynav with links
-
-* GtkFileChooser:
- - Prevent undesirable completion popups
- - Fix a corner case in save mode
- - Keep the portal filechooser alive long enough
-
-* GtkCheckButton:
- - Allow setting a custom child
-
-* GtkEditableLabel:
- - Make the :editing property writable
-
-* GtkColumnView:
- - Various optimizations to improve scrolling performance
-
-* GtkTreeStore:
- - Allow populating tree stores from ui files
-
-* GtkBoxLayout:
- - Avoid infinite loops
-
-* CSS:
- - Optimize reordering within the same parent
-
-* Emoji:
- - Update to CLDR v40 / Unicode 14
- - Add more locales
-
-* Input:
- - Add scroll unit handling
- - Handle display changes in GtkIMMultiContext
- - Always populate GDK_AXIS_X/Y in event history
- - Don't crash for large compose tables
-
-* Accessibility:
- - Fix a crash at start when orca is running
-
-* Theme:
- - Refresh icons
- - Fix selection in vertical spin buttons
- - Fix selection in editable labels
-
-* gdk:
- - Optimize pixel format conversions
- - Use EGL_KHR_swap_buffers_with_damage for NVidia
-
-* gsk:
- - Handle large viewports
- - Prepare texture libraries for glyphy rendering
- - Don't leak big glyphs in the glyph cache
- - Align offscreen rendering with th pixel grid
- - Check for half-float support before using it
-
-* Wayland:
- - Use xdg-activation protocol
- - Fix text caret coordinates
- - Fix on-screen keyboard activation
-
-* MacOS:
- - Fix sluggish and reversed scrolling
- - Improve monitor detection
- - Event handling fixes
- - Fix keyboard input on popovers
- - Support OpenGL-based video playback
- - Suport fullscreen
- - Improve native filechoooser size allocation
- - Use CALayer and IOSurface for rendering
- - Use a per-monitor CVDisplayLink
- - Fix kinetic scrolling
- - Improve window placement
- - Improve multi-monitor handling
- - Start applications in the foreground
- - Fix cursor blink time
-
-* Windows:
- - Fix preedit window placement on HiDPI
-
-* Tools:
- - gtk4-builder-tool: Don't require a display for all commands
- - gtk4-builder-tool: Add a screenshot command
- - gtk4-node-editor: Install this utility
-
-* Debugging:
- - inspector: Show more application data
- - inspector: Allow viewing PangoAttrList properties
-
-* Documentation:
- - Use the gtk-builder-tool to generate screenshots
-
-* Build:
- - Fix cross-compilation
- - Fix build on aarch64
- - Fix build with gcc 12
-
-* Translation updates
- Basque
- Brazilian Portuguese
- British English
- Catalan
- Chinese (China)
- Chinese (Taiwan)
- Croatian
- Czech
- Danish
- Finnish
- Galician
- Georgian
- German
- Hebrew
- Hungarian
- Indonesian
- Italian
- Kazakh
- Korean
- Latvian
- Lithuanian
- Norwegian Bokmål
- Persian
- Polish
- Portuguese
- Russian
- Serbian
- Slovak
- Slovenian
- Spanish
- Swedish
- Turkish
- Ukrainian
-
-
 Overview of Changes in 4.6.1, 11-02-2022
 ========================================
 

build-aux/flatpak/org.gtk.Demo4.json

@@ -54,7 +54,8 @@
             "builddir" : true,
             "config-opts" : [
                 "--libdir=/app/lib",
-                "-Dtests=false"
+                "-Dtests=false",
+                "-Dbenchmarks=false"
             ],
             "sources" : [
                 {
@@ -104,8 +105,8 @@
              "sources": [
                  {
                      "type": "archive",
-                     "url": "https://boostorg.jfrog.io/artifactory/main/release/1.79.0/source/boost_1_79_0.tar.bz2",
-                     "sha256": "475d589d51a7f8b3ba2ba4eda022b170e562ca3b760ee922c146b6c65856ef39"
+                     "url": "https://boostorg.jfrog.io/artifactory/main/release/1.69.0/source/boost_1_69_0.tar.bz2",
+                     "sha256": "8f32d4617390d1c2d16f26a27ab60d97807b35440d45891fa340fc2648b04406"
                  }
             ]
         },
@@ -185,7 +186,7 @@
             "builddir" : true,
             "config-opts" : [
                 "--libdir=/app/lib",
-                "-Dvulkan=disabled",
+                "-Denable_vulkan=no",
                 "-Dbuildtype=debugoptimized",
                 "-Dprofile=devel"
             ],

build-aux/flatpak/org.gtk.IconBrowser4.json

@@ -54,7 +54,8 @@
             "builddir" : true,
             "config-opts" : [
                 "--libdir=/app/lib",
-                "-Dtests=false"
+                "-Dtests=false",
+                "-Dbenchmarks=false"
             ],
             "sources" : [
                 {
@@ -114,7 +115,7 @@
             "builddir" : true,
             "config-opts" : [
                 "--libdir=/app/lib",
-                "-Dvulkan=disabled",
+                "-Denable_vulkan=no",
                 "-Dbuildtype=debugoptimized",
                 "-Dprofile=devel"
             ],

build-aux/flatpak/org.gtk.WidgetFactory4.json

@@ -54,7 +54,8 @@
             "builddir" : true,
             "config-opts" : [
                 "--libdir=/app/lib",
-                "-Dtests=false"
+                "-Dtests=false",
+                "-Dbenchmarks=false"
             ],
             "sources" : [
                 {
@@ -114,7 +115,7 @@
             "builddir" : true,
             "config-opts" : [
                 "--libdir=/app/lib",
-                "-Dvulkan=disabled",
+                "-Denable_vulkan=no",
                 "-Dbuildtype=debugoptimized",
                 "-Dprofile=devel"
             ],

build-aux/flatpak/org.gtk.gtk4.NodeEditor.json

@@ -1,138 +0,0 @@
-{
-    "app-id" : "org.gtk.gtk4.NodeEditor",
-    "runtime" : "org.gnome.Platform",
-    "runtime-version" : "master",
-    "sdk" : "org.gnome.Sdk",
-    "command" : "gtk4-node-editor",
-    "tags" : [
-        "devel",
-        "development",
-        "nightly"
-    ],
-    "desktop-file-name-prefix" : "(Development) ",
-    "finish-args" : [
-        "--device=dri",
-        "--share=ipc",
-        "--socket=fallback-x11",
-        "--socket=wayland",
-        "--talk-name=org.gtk.vfs",
-        "--talk-name=org.gtk.vfs.*"
-    ],
-    "cleanup" : [
-        "/include",
-        "/lib/pkgconfig",
-        "/share/pkgconfig",
-        "/share/aclocal",
-        "/man",
-        "/share/man",
-        "/share/gtk-doc",
-        "*.la",
-        ".a",
-        "/lib/girepository-1.0",
-        "/share/gir-1.0",
-        "/share/doc"
-    ],
-    "modules" : [
-        {
-            "name" : "wayland",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "-Ddocumentation=false"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://gitlab.freedesktop.org/wayland/wayland.git",
-                    "branch" : "main"
-                }
-            ]
-        },
-        {
-            "name" : "graphene",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "--libdir=/app/lib",
-                "-Dtests=false"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://github.com/ebassi/graphene.git"
-                }
-            ]
-        },
-        {
-            "name" : "libsass",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "--libdir=/app/lib"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://github.com/lazka/libsass.git",
-                    "branch" : "meson"
-                }
-            ]
-        },
-        {
-            "name" : "sassc",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "--libdir=/app/lib"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://github.com/lazka/sassc.git",
-                    "branch" : "meson"
-                }
-            ]
-        },
-        {
-            "name" : "pango",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "--libdir=/app/lib"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://gitlab.gnome.org/GNOME/pango.git",
-                    "branch" : "main"
-                }
-            ]
-        },
-        {
-            "name" : "gtk",
-            "buildsystem" : "meson",
-            "builddir" : true,
-            "config-opts" : [
-                "--libdir=/app/lib",
-                "-Dvulkan=disabled",
-                "-Dbuildtype=debugoptimized",
-                "-Dprofile=devel"
-            ],
-            "sources" : [
-                {
-                    "type" : "git",
-                    "url" : "https://gitlab.gnome.org/GNOME/gtk.git",
-                    "branch" : "main"
-                }
-            ]
-        }
-    ],
-    "build-options" : {
-        "env" : {
-            "DBUS_SESSION_BUS_ADDRESS" : "''",
-            "GSK_RENDERER" : "opengl",
-            "GDK_DEBUG" : "vulkan-disable",
-            "G_ENABLE_DEBUG" : "true"
-        }
-    }
-}

build-aux/meson/post-install.py

@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+import subprocess
+
+if 'DESTDIR' not in os.environ:
+    gtk_api_version = sys.argv[1]
+    gtk_abi_version = sys.argv[2]
+    gtk_libdir = sys.argv[3]
+    gtk_datadir = sys.argv[4]
+    gtk_bindir = sys.argv[5]
+
+    gtk_moduledir = os.path.join(gtk_libdir, 'gtk-' + gtk_api_version, gtk_abi_version)
+    gtk_printmodule_dir = os.path.join(gtk_moduledir, 'printbackends')
+    gtk_mediamodule_dir = os.path.join(gtk_moduledir, 'media')
+
+    print('Compiling GSettings schemas...')
+    glib_compile_schemas = subprocess.check_output(['pkg-config',
+                                                   '--variable=glib_compile_schemas',
+                                                   'gio-2.0']).strip()
+    if not os.path.exists(glib_compile_schemas):
+        # pkg-config variables only available since GLib 2.62.0.
+        glib_compile_schemas = 'glib-compile-schemas'
+    subprocess.call([glib_compile_schemas,
+                    os.path.join(gtk_datadir, 'glib-2.0', 'schemas')])
+
+    print('Updating icon cache...')
+    update_icon_cache = os.path.join(gtk_bindir, 'gtk4-update-icon-cache')
+    subprocess.call([update_icon_cache, '-q', '-t' ,'-f',
+                    os.path.join(gtk_datadir, 'icons', 'hicolor')])
+
+    print('Updating module cache for print backends...')
+    os.makedirs(gtk_printmodule_dir, exist_ok=True)
+    gio_querymodules = subprocess.check_output(['pkg-config',
+                                                '--variable=gio_querymodules',
+                                                'gio-2.0']).strip()
+    if not os.path.exists(gio_querymodules):
+        # pkg-config variables only available since GLib 2.62.0.
+        gio_querymodules = 'gio-querymodules'
+    subprocess.call([gio_querymodules, gtk_printmodule_dir])
+
+    print('Updating module cache for media backends...')
+    os.makedirs(gtk_mediamodule_dir, exist_ok=True)
+    subprocess.call([gio_querymodules, gtk_mediamodule_dir])

demos/constraint-editor/constraint-editor-window.c

@@ -361,11 +361,11 @@ save_cb (GtkWidget              *button,
 }
 
 static void
-constraint_editor_window_dispose (GObject *object)
+constraint_editor_window_finalize (GObject *object)
 {
-  gtk_widget_dispose_template (GTK_WIDGET (object), CONSTRAINT_EDITOR_WINDOW_TYPE);
+  //ConstraintEditorWindow *self = (ConstraintEditorWindow *)object;
 
-  G_OBJECT_CLASS (constraint_editor_window_parent_class)->dispose (object);
+  G_OBJECT_CLASS (constraint_editor_window_parent_class)->finalize (object);
 }
 
 static int child_counter;
@@ -497,7 +497,7 @@ constraint_editor_window_class_init (ConstraintEditorWindowClass *class)
   GObjectClass *object_class = G_OBJECT_CLASS (class);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 
-  object_class->dispose = constraint_editor_window_dispose;
+  object_class->finalize = constraint_editor_window_finalize;
 
   gtk_widget_class_set_template_from_resource (widget_class,
                                                "/org/gtk/gtk4/constraint-editor/constraint-editor-window.ui");

demos/constraint-editor/constraint-editor.c

@@ -21,8 +21,6 @@
 
 #include "constraint-editor.h"
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 struct _ConstraintEditor
 {
   GtkWidget parent_instance;
@@ -609,11 +607,10 @@ constraint_editor_dispose (GObject *object)
 {
   ConstraintEditor *self = (ConstraintEditor *)object;
 
+  g_clear_pointer (&self->grid, gtk_widget_unparent);
   g_clear_object (&self->model);
   g_clear_object (&self->constraint);
 
-  gtk_widget_dispose_template (GTK_WIDGET (object), CONSTRAINT_EDITOR_TYPE);
-
   G_OBJECT_CLASS (constraint_editor_parent_class)->dispose (object);
 }
 

demos/constraint-editor/guide-editor.c

@@ -21,8 +21,6 @@
 
 #include "guide-editor.h"
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 struct _GuideEditor
 {
   GtkWidget parent_instance;
@@ -296,10 +294,9 @@ guide_editor_dispose (GObject *object)
 {
   GuideEditor *self = (GuideEditor *)object;
 
+  g_clear_pointer (&self->grid, gtk_widget_unparent);
   g_clear_object (&self->guide);
 
-  gtk_widget_dispose_template (GTK_WIDGET (self), GUIDE_EDITOR_TYPE);
-
   G_OBJECT_CLASS (guide_editor_parent_class)->dispose (object);
 }
 

demos/gtk-demo/application.c

@@ -504,8 +504,6 @@ demo_application_window_dispose (GObject *object)
 
   demo_application_window_store_state (window);
 
-  gtk_widget_dispose_template (GTK_WIDGET (window), demo_application_window_get_type ());
-
   G_OBJECT_CLASS (demo_application_window_parent_class)->dispose (object);
 }
 

demos/gtk-demo/clipboard.c

@@ -341,13 +341,16 @@ do_clipboard (GtkWidget *do_widget)
       GtkWidget *button;
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, copy_button_clicked);
-      gtk_builder_cscope_add_callback (scope, paste_button_clicked);
-      gtk_builder_cscope_add_callback (scope, source_changed_cb);
-      gtk_builder_cscope_add_callback (scope, text_changed_cb);
-      gtk_builder_cscope_add_callback (scope, open_file_cb);
-      gtk_builder_cscope_add_callback (scope, on_drop);
-      gtk_builder_cscope_add_callback (scope, drag_prepare);
+      gtk_builder_cscope_add_callback_symbols (GTK_BUILDER_CSCOPE (scope),
+                                               "copy_button_clicked", G_CALLBACK (copy_button_clicked),
+                                               "paste_button_clicked", G_CALLBACK (paste_button_clicked),
+                                               "source_changed_cb", G_CALLBACK (source_changed_cb),
+                                               "text_changed_cb", G_CALLBACK (text_changed_cb),
+                                               "open_file_cb", G_CALLBACK (open_file_cb),
+                                               "on_drop", G_CALLBACK (on_drop),
+                                               "drag_prepare", G_CALLBACK (drag_prepare),
+                                               NULL);
+
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
       gtk_builder_add_from_resource (builder, "/clipboard/clipboard.ui", NULL);

demos/gtk-demo/combobox.c

@@ -11,8 +11,6 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 enum
 {
   ICON_NAME_COL,

demos/gtk-demo/css_accordion.c

@@ -1,16 +1,20 @@
 /* Theming/CSS Accordion
  *
  * A simple accordion demo written using CSS transitions and multiple backgrounds
- *
  */
 
 #include <gtk/gtk.h>
 
 static void
-destroy_provider (GtkWidget        *window,
-                  GtkStyleProvider *provider)
+apply_css (GtkWidget *widget, GtkStyleProvider *provider)
 {
-  gtk_style_context_remove_provider_for_display (gtk_widget_get_display (window), provider);
+  GtkWidget *child;
+
+  gtk_style_context_add_provider (gtk_widget_get_style_context (widget), provider, G_MAXUINT);
+  for (child = gtk_widget_get_first_child (widget);
+       child != NULL;
+       child = gtk_widget_get_next_sibling (child))
+    apply_css (child, provider);
 }
 
 GtkWidget *
@@ -20,8 +24,8 @@ do_css_accordion (GtkWidget *do_widget)
 
   if (!window)
     {
-      GtkWidget *container, *styled_box, *child;
-      GtkCssProvider *provider;
+      GtkWidget *container, *child;
+      GtkStyleProvider *provider;
 
       window = gtk_window_new ();
       gtk_window_set_title (GTK_WINDOW (window), "CSS Accordion");
@@ -29,13 +33,10 @@ do_css_accordion (GtkWidget *do_widget)
       gtk_window_set_default_size (GTK_WINDOW (window), 600, 300);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      styled_box = gtk_frame_new (NULL);
-      gtk_window_set_child (GTK_WINDOW (window), styled_box);
-      gtk_widget_add_css_class (styled_box, "accordion");
       container = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
       gtk_widget_set_halign (container, GTK_ALIGN_CENTER);
       gtk_widget_set_valign (container, GTK_ALIGN_CENTER);
-      gtk_frame_set_child (GTK_FRAME (styled_box), container);
+      gtk_window_set_child (GTK_WINDOW (window), container);
 
       child = gtk_button_new_with_label ("This");
       gtk_box_append (GTK_BOX (container), child);
@@ -55,16 +56,10 @@ do_css_accordion (GtkWidget *do_widget)
       child = gtk_button_new_with_label (":-)");
       gtk_box_append (GTK_BOX (container), child);
 
-      provider = gtk_css_provider_new ();
-      gtk_css_provider_load_from_resource (provider, "/css_accordion/css_accordion.css");
+      provider = GTK_STYLE_PROVIDER (gtk_css_provider_new ());
+      gtk_css_provider_load_from_resource (GTK_CSS_PROVIDER (provider), "/css_accordion/css_accordion.css");
 
-      gtk_style_context_add_provider_for_display (gtk_widget_get_display (window),
-                                                  GTK_STYLE_PROVIDER (provider),
-                                                  GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
-
-      g_signal_connect (window, "destroy",
-                        G_CALLBACK (destroy_provider), provider);
-      g_object_unref (provider);
+      apply_css (window, provider);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/css_accordion.css

@@ -1,13 +1,13 @@
-.accordion, .accordion * {
-    all: unset;
+@import url("resource://css_accordion/reset.css");
 
+* {
     transition-property: color, background-color, border-color, background-image, padding, border-width;
     transition-duration: 1s;
 
     font: 20px Cantarell;
 }
 
-.accordion {
+window {
     background: linear-gradient(153deg, #151515, #151515 5px, transparent 5px) 0 0,
                 linear-gradient(333deg, #151515, #151515 5px, transparent 5px) 10px 5px,
                 linear-gradient(153deg, #222, #222 5px, transparent 5px) 0 5px,
@@ -18,7 +18,7 @@
     background-size: 20px 20px;
 }
 
-.accordion button {
+button {
     color: black;
     background-color: #bbb;
     border-style: solid;
@@ -28,25 +28,25 @@
     padding: 12px 4px;
 }
 
-.accordion button:first-child {
+button:first-child {
     border-radius: 5px 0 0 5px;
 }
 
-.accordion button:last-child {
+button:last-child {
     border-radius: 0 5px 5px 0;
     border-width: 2px;
 }
 
-.accordion button:hover {
+button:hover {
     padding: 12px 48px;
     background-color: #4870bc;
 }
 
-.accordion button *:hover {
+button *:hover {
     color: white;
 }
 
-.accordion button:hover:active,
-.accordion button:active {
+button:hover:active,
+button:active {
     background-color: #993401;
 }

demos/gtk-demo/css_basics.c

@@ -6,8 +6,6 @@
 
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,

demos/gtk-demo/css_multiplebgs.c

@@ -6,8 +6,6 @@
 
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,

demos/gtk-demo/css_pixbufs.c

@@ -7,8 +7,6 @@
 
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,

demos/gtk-demo/css_shadows.c

@@ -5,8 +5,6 @@
 
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 static void
 show_parsing_error (GtkCssProvider *provider,
                     GtkCssSection  *section,

demos/gtk-demo/curve-editor.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define CURVE_TYPE_EDITOR (curve_editor_get_type ())
+G_DECLARE_FINAL_TYPE (CurveEditor, curve_editor, CURVE, EDITOR, GtkWidget)
+
+GtkWidget *       curve_editor_new              (void);
+
+void              curve_editor_set_edit         (CurveEditor *self,
+                                                 gboolean     edit);
+
+void              curve_editor_set_path         (CurveEditor *self,
+                                                 GskPath     *path);
+
+GskPath *         curve_editor_get_path         (CurveEditor *self);
+
+void              curve_editor_set_stroke       (CurveEditor *self,
+                                                 GskStroke   *stroke);
+
+const GskStroke * curve_editor_get_stroke       (CurveEditor *self);
+
+
+void              curve_editor_set_color        (CurveEditor *self,
+                                                 GdkRGBA     *color);
+
+const GdkRGBA *   curve_editor_get_color        (CurveEditor *self);
+
+gboolean          curve_editor_get_show_outline (CurveEditor *self);
+
+void              curve_editor_set_show_outline (CurveEditor *self,
+                                                 gboolean     show_outline);
+
+G_END_DECLS

demos/gtk-demo/curve.c

@@ -0,0 +1,272 @@
+/* Path/Curve Editor
+ *
+ * This demo shows an elaborate curve editor that you would expect to find
+ * in a vector graphics editor. It is built on top of GTK's path APIs.
+ */
+
+#include <gtk/gtk.h>
+#include "curve-editor.h"
+
+
+static GskPath *
+make_circle_path (void)
+{
+  float w = 310;
+  float h = 310;
+  float cx = w / 2;
+  float cy = h / 2;
+  float pad = 20;
+  float r = (w - 2 * pad) / 2;
+  float k = 0.55228;
+  float kr = k  * r;
+  GskPathBuilder *builder;
+
+  builder = gsk_path_builder_new ();
+
+  gsk_path_builder_move_to (builder,  cx, pad);
+  gsk_path_builder_curve_to (builder, cx + kr, pad,
+                                      w - pad, cy - kr,
+                                      w - pad, cy);
+  gsk_path_builder_curve_to (builder, w - pad, cy + kr,
+                                      cx + kr, h - pad,
+                                      cx, h - pad);
+  gsk_path_builder_curve_to (builder, cx - kr, h - pad,
+                                      pad, cy + kr,
+                                      pad, cy);
+  gsk_path_builder_curve_to (builder, pad, cy - kr,
+                                      cx - kr, pad,
+                                      cx, pad);
+  gsk_path_builder_close (builder);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+static void
+edit_changed (GtkToggleButton *button,
+              GParamSpec      *pspec,
+              CurveEditor     *editor)
+{
+  curve_editor_set_edit (editor, gtk_toggle_button_get_active (button));
+}
+
+static void
+reset (GtkButton   *button,
+       CurveEditor *editor)
+{
+  GskPath *path;
+
+  path = make_circle_path ();
+  curve_editor_set_path (editor, path);
+  gsk_path_unref (path);
+}
+
+static void
+line_width_changed (GtkSpinButton *spin,
+                    CurveEditor   *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_line_width (stroke, gtk_spin_button_get_value (spin));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+cap_changed (GtkDropDown *combo,
+             GParamSpec  *pspec,
+             CurveEditor *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_line_cap (stroke, (GskLineCap)gtk_drop_down_get_selected (combo));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+join_changed (GtkDropDown *combo,
+              GParamSpec  *pspec,
+              CurveEditor *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_line_join (stroke, (GskLineJoin)gtk_drop_down_get_selected (combo));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+color_changed (GtkColorChooser *chooser,
+               GParamSpec      *pspec,
+               CurveEditor     *editor)
+{
+  GdkRGBA color;
+
+  gtk_color_chooser_get_rgba (chooser, &color);
+  curve_editor_set_color (editor, &color);
+}
+
+static void
+stroke_toggled (GtkCheckButton *button,
+                CurveEditor    *editor)
+{
+  curve_editor_set_show_outline (editor, gtk_check_button_get_active (button));
+  gtk_widget_queue_draw (GTK_WIDGET (editor));
+}
+
+static void
+limit_changed (GtkSpinButton *spin,
+               CurveEditor   *editor)
+{
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_miter_limit (stroke, gtk_spin_button_get_value (spin));
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+}
+
+static void
+dashes_changed (GtkEntry    *entry,
+                GParamSpec  *spec,
+                CurveEditor *editor)
+{
+  const char *text;
+  char **split;
+  GArray *dash;
+  GskStroke *stroke;
+
+  text = gtk_editable_get_text (GTK_EDITABLE (entry));
+  split = g_strsplit (text, " ", 0);
+
+  dash = g_array_new (FALSE, FALSE, sizeof (float));
+  for (int i = 0; split[i] != NULL; i++)
+    {
+      double d;
+      char *endp = 0;
+
+      d = g_strtod (split[i], &endp);
+      if (*endp == '\0')
+        g_array_append_vals (dash, (float[1]) { d }, 1);
+    }
+
+  g_strfreev (split);
+
+  stroke = gsk_stroke_copy (curve_editor_get_stroke (editor));
+  gsk_stroke_set_dash (stroke, (const float *)dash->data, dash->len);
+  curve_editor_set_stroke (editor, stroke);
+  gsk_stroke_free (stroke);
+
+  g_array_free (dash, TRUE);
+}
+
+GtkWidget *
+do_curve (GtkWidget *do_widget)
+{
+  static GtkWidget *window = NULL;
+  GtkWidget *demo;
+  GtkWidget *edit_toggle;
+  GtkWidget *reset_button;
+  GtkWidget *titlebar;
+  GtkWidget *stroke_toggle;
+  GtkWidget *line_width_spin;
+  GtkWidget *stroke_button;
+  GtkWidget *popover;
+  GtkWidget *grid;
+  GtkWidget *cap_combo;
+  GtkWidget *join_combo;
+  GtkWidget *color_button;
+  GtkWidget *limit_spin;
+  GtkWidget *dash_entry;
+
+  if (!window)
+    {
+      window = gtk_window_new ();
+      gtk_window_set_title (GTK_WINDOW (window), "Curve Editor");
+      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
+      gtk_window_set_default_size (GTK_WINDOW (window), 315, 350);
+
+      edit_toggle = gtk_toggle_button_new ();
+      gtk_button_set_icon_name (GTK_BUTTON (edit_toggle), "document-edit-symbolic");
+
+      reset_button = gtk_button_new_from_icon_name ("edit-undo-symbolic");
+
+      stroke_button = gtk_menu_button_new ();
+      gtk_menu_button_set_icon_name (GTK_MENU_BUTTON (stroke_button), "open-menu-symbolic");
+      popover = gtk_popover_new ();
+      gtk_menu_button_set_popover (GTK_MENU_BUTTON (stroke_button), popover);
+
+      grid = gtk_grid_new ();
+      gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
+      gtk_grid_set_column_spacing (GTK_GRID (grid), 6);
+      gtk_popover_set_child (GTK_POPOVER (popover), grid);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Color:"), 0, 0, 1, 1);
+      color_button = gtk_color_button_new_with_rgba (&(GdkRGBA){ 0., 0., 0., 1.});
+      gtk_grid_attach (GTK_GRID (grid), color_button, 1, 0, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Line width:"), 0, 1, 1, 1);
+      line_width_spin = gtk_spin_button_new_with_range (1, 20, 1);
+      gtk_spin_button_set_value (GTK_SPIN_BUTTON (line_width_spin), 1);
+      gtk_grid_attach (GTK_GRID (grid), line_width_spin, 1, 1, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Line cap:"), 0, 2, 1, 1);
+      cap_combo = gtk_drop_down_new_from_strings ((const char *[]){"Butt", "Round", "Square", NULL});
+      gtk_grid_attach (GTK_GRID (grid), cap_combo, 1, 2, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Line join:"), 0, 3, 1, 1);
+      join_combo = gtk_drop_down_new_from_strings ((const char *[]){"Miter", "Miter-clip", "Round", "Bevel", "Arcs", NULL});
+      gtk_grid_attach (GTK_GRID (grid), join_combo, 1, 3, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Miter limit:"), 0, 4, 1, 1);
+      limit_spin = gtk_spin_button_new_with_range (0, 10, 1);
+      gtk_spin_button_set_digits (GTK_SPIN_BUTTON (limit_spin), 1);
+      gtk_spin_button_set_value (GTK_SPIN_BUTTON (limit_spin), 4);
+      gtk_grid_attach (GTK_GRID (grid), limit_spin, 1, 4, 1, 1);
+
+      gtk_grid_attach (GTK_GRID (grid), gtk_label_new ("Dashes:"), 0, 5, 1, 1);
+      dash_entry = gtk_entry_new ();
+      gtk_grid_attach (GTK_GRID (grid), dash_entry, 1, 5, 1, 1);
+
+      stroke_toggle = gtk_check_button_new_with_label ("Show outline");
+      gtk_grid_attach (GTK_GRID (grid), stroke_toggle, 1, 6, 1, 1);
+
+      titlebar = gtk_header_bar_new ();
+      gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), edit_toggle);
+      gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), reset_button);
+      gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), stroke_button);
+
+      gtk_window_set_titlebar (GTK_WINDOW (window), titlebar);
+
+      demo = curve_editor_new ();
+
+      g_signal_connect (stroke_toggle, "toggled", G_CALLBACK (stroke_toggled), demo);
+      g_signal_connect (edit_toggle, "notify::active", G_CALLBACK (edit_changed), demo);
+      g_signal_connect (reset_button, "clicked", G_CALLBACK (reset), demo);
+      g_signal_connect (cap_combo, "notify::selected", G_CALLBACK (cap_changed), demo);
+      g_signal_connect (join_combo, "notify::selected", G_CALLBACK (join_changed), demo);
+      g_signal_connect (color_button, "notify::rgba", G_CALLBACK (color_changed), demo);
+      g_signal_connect (line_width_spin, "value-changed", G_CALLBACK (line_width_changed), demo);
+      g_signal_connect (limit_spin, "value-changed", G_CALLBACK (limit_changed), demo);
+      g_signal_connect (dash_entry, "notify::text", G_CALLBACK (dashes_changed), demo);
+
+      reset (NULL, CURVE_EDITOR (demo));
+
+      gtk_spin_button_set_value (GTK_SPIN_BUTTON (line_width_spin), 6);
+      gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (color_button), &(GdkRGBA) { 1, 0, 0, 1 });
+      gtk_drop_down_set_selected (GTK_DROP_DOWN (cap_combo), GSK_LINE_CAP_ROUND);
+      gtk_editable_set_text (GTK_EDITABLE (dash_entry), "0 8");
+
+      gtk_window_set_child (GTK_WINDOW (window), demo);
+    }
+
+  if (!gtk_widget_get_visible (window))
+    gtk_widget_show (window);
+  else
+    gtk_window_destroy (GTK_WINDOW (window));
+
+  return window;
+}

demos/gtk-demo/demo.gresource.xml

@@ -24,6 +24,7 @@
   </gresource>
   <gresource prefix="/css_accordion">
     <file>css_accordion.css</file>
+    <file>reset.css</file>
   </gresource>
   <gresource prefix="/css_basics">
     <file>css_basics.css</file>
@@ -127,6 +128,7 @@
     <file>fishbowl.ui</file>
     <file>gtkfishbowl.c</file>
     <file>gtkfishbowl.h</file>
+    <file>tiger.node</file>
   </gresource>
   <gresource prefix="/frames">
     <file>frames.ui</file>
@@ -249,6 +251,10 @@
   <gresource prefix="/video-player">
     <file>bbb.png</file>
   </gresource>
+  <gresource prefix="/curve">
+    <file>curve-editor.c</file>
+    <file>curve-editor.h</file>
+  </gresource>
   <gresource prefix="/sources">
     <file>application_demo.c</file>
     <file>assistant.c</file>
@@ -266,6 +272,7 @@
     <file>css_pixbufs.c</file>
     <file>css_shadows.c</file>
     <file>cursors.c</file>
+    <file>curve.c</file>
     <file>dialog.c</file>
     <file>drawingarea.c</file>
     <file>dropdown.c</file>
@@ -286,6 +293,7 @@
     <file>gears.c</file>
     <file>gestures.c</file>
     <file>glarea.c</file>
+    <file>glyphs.c</file>
     <file>gltransition.c</file>
     <file>headerbar.c</file>
     <file>hypertext.c</file>
@@ -324,11 +332,13 @@
     <file>paintable_symbolic.c</file>
     <file>panes.c</file>
     <file>password_entry.c</file>
+    <file>path_fill.c</file>
+    <file>path_maze.c</file>
+    <file>path_text.c</file>
     <file>peg_solitaire.c</file>
     <file>pickers.c</file>
     <file>printing.c</file>
     <file>revealer.c</file>
-    <file>read_more.c</file>
     <file>rotated_text.c</file>
     <file>scale.c</file>
     <file>search_entry.c</file>
@@ -375,7 +385,7 @@
     <file>glarea-gles.vs.glsl</file>
   </gresource>
   <gresource prefix="/font_features">
-    <file>font_features.ui</file>
+    <file>font-features.ui</file>
     <file>fontplane.c</file>
   </gresource>
   <gresource prefix="/spinbutton">
@@ -409,6 +419,9 @@
   <gresource prefix="/fontrendering">
     <file>fontrendering.ui</file>
   </gresource>
+  <gresource prefix="/path_text">
+    <file>path_text.ui</file>
+  </gresource>
   <gresource prefix="/org/gtk/Demo4">
     <file>icons/16x16/actions/application-exit.png</file>
     <file>icons/16x16/actions/document-new.png</file>
@@ -427,8 +440,6 @@
     <file>icons/16x16/emotes/face-laugh-symbolic.symbolic.png</file>
     <file>icons/16x16/status/battery-caution-charging-symbolic.symbolic.png</file>
     <file>icons/16x16/categories/applications-other.png</file>
-    <file>icons/48x48/status/starred.png</file>
-    <file alias="icons/scalable/apps/org.gtk.Demo4.svg">data/scalable/apps/org.gtk.Demo4.svg</file>
   </gresource>
   <gresource prefix="/org/gtk/Demo4/gtk">
     <file preprocess="xml-stripblanks">help-overlay.ui</file>

demos/gtk-demo/demo3widget.c

@@ -37,8 +37,7 @@ demo3_widget_dispose (GObject *object)
   Demo3Widget *self = DEMO3_WIDGET (object);
 
   g_clear_object (&self->paintable);
-
-  gtk_widget_dispose_template (GTK_WIDGET (self), DEMO3_TYPE_WIDGET);
+  g_clear_pointer (&self->menu, gtk_widget_unparent);
 
   G_OBJECT_CLASS (demo3_widget_parent_class)->dispose (object);
 }

demos/gtk-demo/dnd.c

@@ -11,7 +11,6 @@
 
 #include <gtk/gtk.h>
 
-
 G_DECLARE_FINAL_TYPE (CanvasItem, canvas_item, CANVAS, ITEM, GtkWidget)
 
 struct _CanvasItem {
@@ -25,9 +24,6 @@ struct _CanvasItem {
   double delta;
 
   GtkWidget *editor;
-
-  GtkStyleProvider *provider;
-  char *css_class;
 };
 
 struct _CanvasItemClass {
@@ -38,41 +34,32 @@ G_DEFINE_TYPE (CanvasItem, canvas_item, GTK_TYPE_WIDGET)
 
 static int n_items = 0;
 
-static void
-unstyle_item (CanvasItem *item)
-{
-  if (item->provider)
-    {
-      gtk_style_context_remove_provider_for_display (gtk_widget_get_display (item->label), item->provider);
-      g_clear_object (&item->provider);
-    }
-
-  if (item->css_class)
-    {
-      gtk_widget_remove_css_class (item->label, item->css_class);
-      g_clear_pointer (&item->css_class, g_free);
-    }
-}
-
 static void
 set_color (CanvasItem *item,
            GdkRGBA    *color)
 {
   char *css;
   char *str;
+  GtkStyleContext *context;
   GtkCssProvider *provider;
-  const char *name;
-
-  unstyle_item (item);
+  const char *old_class;
 
   str = gdk_rgba_to_string (color);
-  name = gtk_widget_get_name (item->label);
-  css = g_strdup_printf ("#%s { background: %s; }", name, str);
+  css = g_strdup_printf ("* { background: %s; }", str);
+
+  context = gtk_widget_get_style_context (item->label);
+  provider = g_object_get_data (G_OBJECT (context), "style-provider");
+  if (provider)
+    gtk_style_context_remove_provider (context, GTK_STYLE_PROVIDER (provider));
+
+  old_class = (const char *)g_object_get_data (G_OBJECT (item->label), "css-class");
+  if (old_class)
+    gtk_widget_remove_css_class (item->label, old_class);
 
   provider = gtk_css_provider_new ();
   gtk_css_provider_load_from_data (provider, css, -1);
-  gtk_style_context_add_provider_for_display (gtk_widget_get_display (item->label), GTK_STYLE_PROVIDER (provider), 700);
-  item->provider = GTK_STYLE_PROVIDER (provider);
+  gtk_style_context_add_provider (gtk_widget_get_style_context (item->label), GTK_STYLE_PROVIDER (provider), 800);
+  g_object_set_data_full (G_OBJECT (context), "style-provider", provider, g_object_unref);
 
   g_free (str);
   g_free (css);
@@ -82,10 +69,21 @@ static void
 set_css (CanvasItem *item,
          const char *class)
 {
-  unstyle_item (item);
+  GtkStyleContext *context;
+  GtkCssProvider *provider;
+  const char *old_class;
 
+  context = gtk_widget_get_style_context (item->label);
+  provider = g_object_get_data (G_OBJECT (context), "style-provider");
+  if (provider)
+    gtk_style_context_remove_provider (context, GTK_STYLE_PROVIDER (provider));
+
+  old_class = (const char *)g_object_get_data (G_OBJECT (item->label), "css-class");
+  if (old_class)
+    gtk_widget_remove_css_class (item->label, old_class);
+
+  g_object_set_data_full (G_OBJECT (item->label), "css-class", g_strdup (class), g_free);
   gtk_widget_add_css_class (item->label, class);
-  item->css_class = g_strdup (class);
 }
 
 static gboolean
@@ -724,7 +722,6 @@ do_dnd (GtkWidget *do_widget)
       int i;
       int x, y;
       GtkCssProvider *provider;
-      GString *css;
 
       button = gtk_color_button_new ();
       g_object_unref (g_object_ref_sink (button));
@@ -736,18 +733,6 @@ do_dnd (GtkWidget *do_widget)
                                                   800);
       g_object_unref (provider);
 
-      css = g_string_new ("");
-      for (i = 0; colors[i]; i++)
-        g_string_append_printf (css, ".canvasitem.%s { background: %s; }\n", colors[i], colors[i]);
-
-      provider = gtk_css_provider_new ();
-      gtk_css_provider_load_from_data (provider, css->str, css->len);
-      gtk_style_context_add_provider_for_display (gdk_display_get_default (),
-                                                  GTK_STYLE_PROVIDER (provider),
-                                                  800);
-      g_object_unref (provider);
-      g_string_free (css, TRUE);
-
       window = gtk_window_new ();
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));

demos/gtk-demo/editable_cells.c

@@ -14,8 +14,6 @@
 #include <string.h>
 #include <stdlib.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 typedef struct
 {
   int    number;

demos/gtk-demo/entry_completion.c

@@ -8,8 +8,6 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 /* Creates a tree model containing the completions */
 static GtkTreeModel *
 create_completion_model (void)

demos/gtk-demo/errorstates.c

@@ -90,9 +90,12 @@ do_errorstates (GtkWidget *do_widget)
       toplevel = GTK_WIDGET (gtk_widget_get_root (do_widget));
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, validate_more_details);
-      gtk_builder_cscope_add_callback (scope, mode_switch_state_set);
-      gtk_builder_cscope_add_callback (scope, level_scale_value_changed);
+      gtk_builder_cscope_add_callback_symbols (GTK_BUILDER_CSCOPE (scope),
+              "validate_more_details", G_CALLBACK (validate_more_details),
+              "mode_switch_state_set", G_CALLBACK (mode_switch_state_set),
+              "level_scale_value_changed", G_CALLBACK (level_scale_value_changed),
+              NULL);
+
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
       gtk_builder_expose_object (builder, "toplevel", G_OBJECT (toplevel));

demos/gtk-demo/filtermodel.c

@@ -9,8 +9,6 @@
 #include <gtk/gtk.h>
 #include <stdlib.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 enum {
   WIDTH_COLUMN,
   HEIGHT_COLUMN,

demos/gtk-demo/fishbowl.c

@@ -11,6 +11,9 @@
 #include "gtkgears.h"
 #include "gskshaderpaintable.h"
 
+#include "nodewidget.h"
+#include "graphwidget.h"
+
 const char *const css =
 ".blurred-button {"
 "  box-shadow: 0px 0px 5px 10px rgba(0, 0, 0, 0.5);"
@@ -201,6 +204,18 @@ create_menu_button (void)
   return w;
 }
 
+static GtkWidget *
+create_tiger (void)
+{
+  return node_widget_new ("/fishbowl/tiger.node");
+}
+
+static GtkWidget *
+create_graph (void)
+{
+  return graph_widget_new ();
+}
+
 static const struct {
   const char *name;
   GtkWidget * (*create_func) (void);
@@ -218,6 +233,8 @@ static const struct {
   { "Switch",     create_switch         },
   { "Menubutton", create_menu_button    },
   { "Shader",     create_cogs           },
+  { "Tiger",      create_tiger          },
+  { "Graph",      create_graph          },
 };
 
 static int selected_widget_type = -1;

demos/gtk-demo/font-features.ui

@@ -0,0 +1,190 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window">
+    <property name="default-width">600</property>
+    <property name="default-height">500</property>
+    <property name="title">Font Explorer</property>
+    <child type="titlebar">
+      <object class="GtkHeaderBar">
+        <child>
+          <object class="GtkButton" id="reset">
+            <property name="receives-default">1</property>
+            <property name="tooltip-text">Reset</property>
+            <property name="icon-name">view-refresh-symbolic</property>
+            <signal name="clicked" handler="font_features_reset_features" swapped="no"/>
+          </object>
+        </child>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox">
+        <child>
+          <object class="GtkScrolledWindow">
+            <property name="hscrollbar-policy">never</property>
+            <child>
+              <object class="GtkViewport">
+                <child>
+                  <object class="GtkBox">
+                    <property name="margin-start">10</property>
+                    <property name="margin-end">10</property>
+                    <property name="margin-top">10</property>
+                    <property name="margin-bottom">10</property>
+                    <property name="orientation">vertical</property>
+                    <property name="spacing">6</property>
+                    <child>
+                      <object class="GtkFontButton" id="font">
+                        <property name="receives-default">1</property>
+                        <property name="font">Sans 12</property>
+                        <property name="level">family|style|size|variations|features</property>
+                        <signal name="font-set" handler="font_features_font_changed" swapped="no"/>
+                      </object>
+                    </child>
+                    <child>
+                      <object class="GtkExpander">
+                        <child type="label">
+                          <object class="GtkLabel">
+                            <property name="xalign">0</property>
+                            <property name="label" translatable="yes">Font Features</property>
+                            <attributes>
+                              <attribute name="weight" value="bold"></attribute>
+                            </attributes>
+                          </object>
+                        </child>
+                        <child>
+                          <object class="GtkBox" id="feature_list">
+                            <property name="orientation">vertical</property>
+                            <child>
+                              <object class="GtkComboBox" id="script_lang">
+                                <property name="margin-top">10</property>
+                                <signal name="changed" handler="font_features_script_changed" swapped="no"/>
+                                <child>
+                                  <object class="GtkCellRendererText"/>
+                                  <attributes>
+                                    <attribute name="text">0</attribute>
+                                  </attributes>
+                                </child>
+                              </object>
+                            </child>
+                          </object>
+                        </child>
+                      </object>
+                    </child>
+                    <child>
+                      <object class="GtkExpander">
+                        <child type="label">
+                          <object class="GtkLabel" id="variations_heading">
+                            <property name="label" translatable="yes">Font Variations</property>
+                            <property name="xalign">0</property>
+                            <attributes>
+                              <attribute name="weight" value="bold"></attribute>
+                            </attributes>
+                          </object>
+                        </child>
+                        <child>
+                          <object class="GtkGrid" id="variations_grid">
+                            <property name="column-spacing">10</property>
+                            <property name="row-spacing">10</property>
+                          </object>
+                        </child>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+                <style>
+                  <class name="view"/>
+                </style>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkBox">
+            <property name="orientation">vertical</property>
+            <property name="hexpand">1</property>
+            <property name="vexpand">1</property>
+            <property name="margin-start">20</property>
+            <property name="margin-end">20</property>
+            <property name="margin-top">20</property>
+            <property name="margin-bottom">20</property>
+            <property name="spacing">20</property>
+            <child>
+              <object class="GtkStack" id="stack">
+                <child>
+                  <object class="GtkStackPage">
+                    <property name="name">label</property>
+                    <property name="child">
+                      <object class="GtkLabel" id="label">
+                        <property name="wrap">1</property>
+                        <property name="xalign">0</property>
+                        <property name="yalign">0</property>
+                        <property name="valign">start</property>
+                        <property name="selectable">1</property>
+                      </object>
+                    </property>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkStackPage">
+                    <property name="name">entry</property>
+                    <property name="child">
+                      <object class="GtkEntry" id="entry">
+                        <property name="text">Grumpy wizards make toxic brew for the evil Queen and Jack. A quick movement of the enemy will jeopardize six gunboats. The job of waxing linoleum frequently peeves chintzy kids. My girl wove six dozen plaid jackets before she quit. Twelve ziggurats quickly jumped a finch box.
+
+Разъяренный чтец эгоистично бьёт пятью жердями шустрого фехтовальщика. Наш банк вчера же выплатил Ф.Я. Эйхгольду комиссию за ценные вещи. Эх, чужак, общий съём цен шляп (юфть) – вдрызг! В чащах юга жил бы цитрус? Да, но фальшивый экземпляр!
+
+Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός</property>
+                        <signal name="activate" handler="font_features_stop_edit"/>
+                        <property name="valign">start</property>
+                        <property name="width-chars">50</property>
+                      </object>
+                    </property>
+                  </object>
+                </child>
+              </object>
+            </child>
+            <child>
+              <object class="GtkLabel" id="settings">
+                <property name="wrap">1</property>
+                <property name="xalign">0</property>
+                <property name="valign">end</property>
+                <property name="width-chars">50</property>
+                <property name="max-width-chars">50</property>
+                <property name="hexpand">1</property>
+                <property name="vexpand">1</property>
+                <style>
+                  <class name="monospace"/>
+                </style>
+              </object>
+            </child>
+            <child>
+              <object class="GtkBox">
+                <property name="spacing">10</property>
+                <child>
+                  <object class="GtkLabel" id="description">
+                    <property name="wrap">1</property>
+                    <property name="xalign">0</property>
+                    <property name="valign">end</property>
+                    <property name="width-chars">50</property>
+                    <property name="max-width-chars">50</property>
+                    <property name="hexpand">1</property>
+                    <style>
+                      <class name="monospace"/>
+                    </style>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkToggleButton" id="edit_toggle">
+                    <property name="icon-name">document-edit-symbolic</property>
+                    <property name="halign">end</property>
+                    <property name="valign">end</property>
+                    <signal name="toggled" handler="font_features_toggle_edit"/>
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>

demos/gtk-demo/font_features.ui

@@ -1,454 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkAdjustment" id="size_adjustment">
-    <property name="lower">7</property>
-    <property name="upper">100</property>
-    <property name="value">14</property>
-    <property name="step_increment">0.5</property>
-    <property name="page_increment">10</property>
-    <signal name="value-changed" handler="basic_value_changed" object="size_entry" swapped="false"/>
-  </object>
-  <object class="GtkAdjustment" id="letterspacing_adjustment">
-    <property name="lower">-1024</property>
-    <property name="upper">8192</property>
-    <property name="value">0</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">512</property>
-    <signal name="value-changed" handler="basic_value_changed" object="letterspacing_entry" swapped="false"/>
-  </object>
-  <object class="GtkAdjustment" id="line_height_adjustment">
-    <property name="lower">0.75</property>
-    <property name="upper">2.5</property>
-    <property name="value">1.0</property>
-    <property name="step_increment">0.1</property>
-    <property name="page_increment">1</property>
-    <signal name="value-changed" handler="basic_value_changed" object="line_height_entry" swapped="false"/>
-  </object>
-  <object class="GtkWindow" id="window">
-    <property name="default-width">600</property>
-    <property name="default-height">500</property>
-    <property name="title">Font Explorer</property>
-    <child type="titlebar">
-      <object class="GtkHeaderBar">
-        <child>
-          <object class="GtkButton" id="reset">
-            <property name="receives-default">1</property>
-            <property name="tooltip-text">Reset</property>
-            <property name="icon-name">view-refresh-symbolic</property>
-            <signal name="clicked" handler="font_features_reset_basic" swapped="no"/>
-            <signal name="clicked" handler="font_features_reset_features" swapped="no"/>
-            <signal name="clicked" handler="font_features_reset_variations" swapped="no"/>
-          </object>
-        </child>
-      </object>
-    </child>
-    <child>
-      <object class="GtkBox">
-        <child>
-          <object class="GtkScrolledWindow">
-            <property name="hscrollbar-policy">never</property>
-            <child>
-              <object class="GtkViewport">
-                <child>
-                  <object class="GtkBox">
-                    <property name="margin-start">10</property>
-                    <property name="margin-end">10</property>
-                    <property name="margin-top">10</property>
-                    <property name="margin-bottom">10</property>
-                    <property name="orientation">vertical</property>
-                    <property name="spacing">6</property>
-                    <child>
-                      <object class="GtkFontButton" id="font">
-                        <property name="receives-default">1</property>
-                        <property name="font">Sans 12</property>
-                        <property name="level">family|style</property>
-                        <signal name="font-set" handler="font_features_font_changed" swapped="no"/>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkGrid">
-                        <property name="column-spacing">10</property>
-                        <property name="row-spacing">10</property>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Size</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">0</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkScale" id="size_scale">
-                            <property name="hexpand">1</property>
-                            <property name="width-request">100</property>
-                            <property name="valign">baseline</property>
-                            <property name="adjustment">size_adjustment</property>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">0</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkEntry" id="size_entry">
-                            <property name="width-chars">4</property>
-                            <property name="max-width-chars">4</property>
-                            <property name="hexpand">0</property>
-                            <property name="valign">baseline</property>
-                            <signal name="activate" handler="basic_entry_activated"
-                                    object="size_adjustment" swapped="false"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">0</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Letterspacing</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">1</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkScale">
-                            <property name="hexpand">1</property>
-                            <property name="width-request">100</property>
-                            <property name="valign">baseline</property>
-                            <property name="adjustment">letterspacing_adjustment</property>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">1</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkEntry" id="letterspacing_entry">
-                            <property name="width-chars">4</property>
-                            <property name="max-width-chars">4</property>
-                            <property name="hexpand">0</property>
-                            <property name="valign">baseline</property>
-                            <signal name="activate" handler="basic_entry_activated"
-                                    object="letterspacing_adjustment" swapped="false"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">1</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Line Height</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkScale">
-                            <property name="hexpand">1</property>
-                            <property name="width-request">100</property>
-                            <property name="valign">baseline</property>
-                            <property name="adjustment">line_height_adjustment</property>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkEntry" id="line_height_entry">
-                            <property name="width-chars">4</property>
-                            <property name="max-width-chars">4</property>
-                            <property name="hexpand">0</property>
-                            <property name="valign">baseline</property>
-                            <signal name="activate" handler="basic_entry_activated"
-                                    object="line_height_adjustment" swapped="false"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Foreground</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">3</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkColorButton" id="foreground">
-                            <property name="valign">baseline</property>
-                            <property name="rgba">black</property>
-                            <signal name="notify::rgba" handler="color_set_cb"/>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">3</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkLabel">
-                            <property name="label">Background</property>
-                            <property name="xalign">0</property>
-                            <property name="valign">baseline</property>
-                            <layout>
-                              <property name="column">0</property>
-                              <property name="row">4</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkColorButton" id="background">
-                            <property name="valign">baseline</property>
-                            <property name="rgba">white</property>
-                            <signal name="notify::rgba" handler="color_set_cb"/>
-                            <layout>
-                              <property name="column">1</property>
-                              <property name="row">4</property>
-                            </layout>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkButton">
-                            <property name="icon-name">object-flip-vertical-symbolic</property>
-                            <property name="halign">start</property>
-                            <property name="valign">center</property>
-                            <style>
-                              <class name="circular"/>
-                            </style>
-                            <signal name="clicked" handler="swap_colors"/>
-                            <layout>
-                              <property name="column">2</property>
-                              <property name="row">3</property>
-                              <property name="row-span">2</property>
-                            </layout>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkExpander">
-                        <child type="label">
-                          <object class="GtkLabel">
-                            <property name="xalign">0</property>
-                            <property name="label" translatable="yes">OpenType Features</property>
-                            <property name="margin-top">10</property>
-                            <property name="margin-bottom">10</property>
-                            <style>
-                              <class name="title-4"/>
-                            </style>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkBox" id="feature_list">
-                            <property name="orientation">vertical</property>
-                            <child>
-                              <object class="GtkComboBox" id="script_lang">
-                                <property name="tooltip-text" translatable="yes">Language System</property>
-                                <property name="margin-top">10</property>
-                                <signal name="changed" handler="font_features_script_changed" swapped="no"/>
-                                <child>
-                                  <object class="GtkCellRendererText"/>
-                                  <attributes>
-                                    <attribute name="text">0</attribute>
-                                  </attributes>
-                                </child>
-                              </object>
-                            </child>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkExpander">
-                        <child type="label">
-                          <object class="GtkLabel" id="variations_heading">
-                            <property name="label" translatable="yes">Variation Axes</property>
-                            <property name="xalign">0</property>
-                            <property name="margin-top">10</property>
-                            <property name="margin-bottom">10</property>
-                            <style>
-                              <class name="title-4"/>
-                            </style>
-                          </object>
-                        </child>
-                        <child>
-                          <object class="GtkGrid" id="variations_grid">
-                            <property name="column-spacing">10</property>
-                            <property name="row-spacing">10</property>
-                          </object>
-                        </child>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-                <style>
-                  <class name="view"/>
-                </style>
-              </object>
-            </child>
-          </object>
-        </child>
-        <child>
-          <object class="GtkBox">
-            <property name="orientation">vertical</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <property name="margin-start">20</property>
-            <property name="margin-end">20</property>
-            <property name="margin-top">20</property>
-            <property name="margin-bottom">20</property>
-            <property name="spacing">20</property>
-            <child>
-              <object class="GtkScrolledWindow" id="swin">
-                <property name="hscrollbar-policy">automatic</property>
-                <property name="vscrollbar-policy">automatic</property>
-                <property name="propagate-natural-height">1</property>
-                <property name="vexpand">1</property>
-                <style>
-                  <class name="font_features_background"/>
-                </style>
-                <child>
-                  <object class="GtkStack" id="stack">
-                    <child>
-                      <object class="GtkStackPage">
-                        <property name="name">label</property>
-                        <property name="child">
-                          <object class="GtkLabel" id="label">
-                            <property name="wrap">1</property>
-                            <property name="xalign">0</property>
-                            <property name="yalign">0</property>
-                            <property name="valign">start</property>
-                            <property name="selectable">1</property>
-                          </object>
-                        </property>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkStackPage">
-                        <property name="name">entry</property>
-                        <property name="child">
-                          <object class="GtkTextView" id="entry">
-                            <property name="buffer">
-                              <object class="GtkTextBuffer">
-                                <property name="text">Grumpy wizards make toxic brew for the evil Queen and Jack. A quick movement of the enemy will jeopardize six gunboats. The job of waxing linoleum frequently peeves chintzy kids. My girl wove six dozen plaid jackets before she quit. Twelve ziggurats quickly jumped a finch box.
-
-    Разъяренный чтец эгоистично бьёт пятью жердями шустрого фехтовальщика. Наш банк вчера же выплатил Ф.Я. Эйхгольду комиссию за ценные вещи. Эх, чужак, общий съём цен шляп (юфть) – вдрызг! В чащах юга жил бы цитрус? Да, но фальшивый экземпляр!
-
-    Τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός</property>
-                              </object>
-                            </property>
-                            <property name="valign">fill</property>
-                          </object>
-                        </property>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-              </object>
-            </child>
-            <child>
-              <object class="GtkBox">
-                <property name="spacing">10</property>
-                <child>
-                  <object class="GtkLabel" id="settings">
-                    <property name="wrap">1</property>
-                    <property name="xalign">0</property>
-                    <property name="valign">end</property>
-                    <property name="width-chars">50</property>
-                    <property name="max-width-chars">50</property>
-                    <property name="hexpand">1</property>
-                    <style>
-                      <class name="monospace"/>
-                    </style>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkButton">
-                    <property name="label" translatable="yes">Alphabet</property>
-                    <signal name="clicked" handler="set_text_alphabet"/>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkButton">
-                    <property name="label" translatable="yes">Paragraph</property>
-                    <signal name="clicked" handler="set_text_paragraph"/>
-                  </object>
-                </child>
-              </object>
-            </child>
-            <child>
-              <object class="GtkBox">
-                <property name="spacing">10</property>
-                <child>
-                  <object class="GtkLabel" id="description">
-                    <property name="wrap">1</property>
-                    <property name="wrap-mode">char</property>
-                    <property name="xalign">0</property>
-                    <property name="valign">end</property>
-                    <property name="width-chars">50</property>
-                    <property name="max-width-chars">50</property>
-                    <property name="hexpand">1</property>
-                    <style>
-                      <class name="monospace"/>
-                    </style>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkBox">
-                    <style>
-                      <class name="linked"/>
-                    </style>
-                    <property name="valign">end</property>
-                    <child>
-                      <object class="GtkToggleButton" id="plain_toggle">
-                        <property name="label" translatable="yes">Plain</property>
-                        <property name="active">1</property>
-                        <property name="valign">baseline</property>
-                        <signal name="toggled" handler="font_features_toggle_plain"/>
-                      </object>
-                    </child>
-                    <child>
-                      <object class="GtkToggleButton" id="waterfall_toggle">
-                        <property name="label" translatable="yes">Waterfall</property>
-                        <property name="valign">baseline</property>
-                        <property name="group">plain_toggle</property>
-                        <signal name="toggled" handler="font_features_toggle_plain"/>
-                        <signal name="notify::active" handler="font_features_notify_waterfall"/>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkToggleButton" id="edit_toggle">
-                    <property name="group">waterfall_toggle</property>
-                    <property name="icon-name">document-edit-symbolic</property>
-                    <property name="halign">end</property>
-                    <property name="valign">end</property>
-                    <signal name="clicked" handler="font_features_toggle_edit"/>
-                  </object>
-                </child>
-              </object>
-            </child>
-          </object>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

demos/gtk-demo/fontrendering.c

@@ -43,6 +43,7 @@ update_image (void)
   cairo_t *cr;
   GdkPixbuf *pixbuf;
   GdkPixbuf *pixbuf2;
+  const char *hint;
   cairo_font_options_t *fopt;
   cairo_hint_style_t hintstyle;
   cairo_hint_metrics_t hintmetrics;
@@ -57,23 +58,18 @@ update_image (void)
 
   fopt = cairo_font_options_copy (pango_cairo_context_get_font_options (context));
 
-  switch (gtk_drop_down_get_selected (GTK_DROP_DOWN (hinting)))
+  hint = gtk_combo_box_get_active_id (GTK_COMBO_BOX (hinting));
+  hintstyle = CAIRO_HINT_STYLE_DEFAULT;
+  if (hint)
     {
-    case 0:
-      hintstyle = CAIRO_HINT_STYLE_NONE;
-      break;
-    case 1:
-      hintstyle = CAIRO_HINT_STYLE_SLIGHT;
-      break;
-    case 2:
-      hintstyle = CAIRO_HINT_STYLE_MEDIUM;
-      break;
-    case 3:
-      hintstyle = CAIRO_HINT_STYLE_FULL;
-      break;
-    default:
-      hintstyle = CAIRO_HINT_STYLE_DEFAULT;
-      break;
+      if (strcmp (hint, "none") == 0)
+        hintstyle = CAIRO_HINT_STYLE_NONE;
+      else if (strcmp (hint, "slight") == 0)
+        hintstyle = CAIRO_HINT_STYLE_SLIGHT;
+      else if (strcmp (hint, "medium") == 0)
+        hintstyle = CAIRO_HINT_STYLE_MEDIUM;
+      else if (strcmp (hint, "full") == 0)
+        hintstyle = CAIRO_HINT_STYLE_FULL;
     }
   cairo_font_options_set_hint_style (fopt, hintstyle);
 
@@ -221,39 +217,30 @@ update_image (void)
         text = " ";
 
       ch = g_utf8_get_char (text);
-      str = g_string_new ("");
-      layout = pango_layout_new (context);
 
-retry:
+      str = g_string_new ("");
+
       for (i = 0; i < 4; i++)
         {
           g_string_append_unichar (str, ch);
           g_string_append_unichar (str, 0x200c);
         }
 
+      layout = pango_layout_new (context);
       pango_layout_set_font_description (layout, desc);
       pango_layout_set_text (layout, str->str, -1);
+      g_string_free (str, TRUE);
       pango_layout_get_extents (layout, &ink, &logical);
       pango_extents_to_pixels (&logical, NULL);
 
-      iter = pango_layout_get_iter (layout);
-      run = pango_layout_iter_get_run (iter);
-
-      if (run->glyphs->num_glyphs < 8)
-        {
-          /* not a good char to use */
-          g_string_truncate (str, 0);
-          ch = 'a';
-          goto retry;
-        }
-
-      g_string_free (str, TRUE);
-
       surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, logical.width * 3 / 2, 4*logical.height);
       cr = cairo_create (surface);
       cairo_set_source_rgb (cr, 1, 1, 1);
       cairo_paint (cr);
 
+      iter = pango_layout_get_iter (layout);
+      run = pango_layout_iter_get_run (iter);
+
       cairo_set_source_rgb (cr, 0, 0, 0);
       for (i = 0; i < 4; i++)
         {
@@ -422,7 +409,7 @@ do_fontrendering (GtkWidget *do_widget)
       g_signal_connect (down_button, "clicked", G_CALLBACK (scale_down), NULL);
       g_signal_connect (entry, "notify::text", G_CALLBACK (update_image), NULL);
       g_signal_connect (font_button, "notify::font-desc", G_CALLBACK (update_image), NULL);
-      g_signal_connect (hinting, "notify::selected", G_CALLBACK (update_image), NULL);
+      g_signal_connect (hinting, "notify::active", G_CALLBACK (update_image), NULL);
       g_signal_connect (anti_alias, "notify::active", G_CALLBACK (update_image), NULL);
       g_signal_connect (hint_metrics, "notify::active", G_CALLBACK (update_image), NULL);
       g_signal_connect (text_radio, "notify::active", G_CALLBACK (update_image), NULL);

demos/gtk-demo/fontrendering.ui

@@ -116,18 +116,15 @@
                   </object>
                 </child>
                 <child>
-                  <object class="GtkDropDown" id="hinting">
+                  <object class="GtkComboBoxText" id="hinting">
+                    <property name="active">0</property>
                     <property name="valign">center</property>
-                    <property name="model">
-                      <object class="GtkStringList">
-                        <items>
-                          <item translatable="yes">None</item>
-                          <item translatable="yes">Slight</item>
-                          <item translatable="yes">Medium</item>
-                          <item translatable="yes">Full</item>
-                        </items>
-                      </object>
-                    </property>
+                    <items>
+                      <item translatable="yes" id="none">None</item>
+                      <item translatable="yes" id="slight">Slight</item>
+                      <item translatable="yes" id="medium">Medium</item>
+                      <item translatable="yes" id="full">Full</item>
+                    </items>
                   </object>
                 </child>
                 <layout>

demos/gtk-demo/gltransition.c

@@ -144,6 +144,7 @@ make_shader_stack (const char *name,
   GtkTextBuffer *buffer;
   GBytes *bytes;
   GtkEventController *controller;
+  GtkCssProvider *provider;
   GdkPaintable *paintable;
 
   stack = gtk_shader_stack_new ();
@@ -234,6 +235,12 @@ make_shader_stack (const char *name,
   g_signal_connect (buffer, "changed", G_CALLBACK (text_changed), button);
   g_object_set_data (G_OBJECT (button), "the-stack", stack);
   g_signal_connect (button, "clicked", G_CALLBACK (apply_text), buffer);
+  provider = gtk_css_provider_new ();
+  gtk_css_provider_load_from_data (provider, "button.small { padding: 0; }", -1);
+  gtk_style_context_add_provider (gtk_widget_get_style_context (button),
+                                  GTK_STYLE_PROVIDER (provider),
+                                  GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+  g_object_unref (provider);
   gtk_widget_set_halign (button, GTK_ALIGN_CENTER);
   gtk_widget_set_valign (button, GTK_ALIGN_CENTER);
   gtk_widget_add_css_class (button, "small");
@@ -267,21 +274,11 @@ make_shader_stack (const char *name,
   return vbox;
 }
 
-static void
-remove_provider (gpointer data)
-{
-  GtkStyleProvider *provider = GTK_STYLE_PROVIDER (data);
-
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
-  g_object_unref (provider);
-}
-
 static GtkWidget *
 create_gltransition_window (GtkWidget *do_widget)
 {
   GtkWidget *window, *headerbar, *scale, *outer_grid, *grid, *background;
   GdkPaintable *paintable;
-  GtkCssProvider *provider;
 
   window = gtk_window_new ();
   gtk_window_set_display (GTK_WINDOW (window),  gtk_widget_get_display (do_widget));
@@ -336,14 +333,6 @@ create_gltransition_window (GtkWidget *do_widget)
                    make_shader_stack ("Kaleidoscope", "/gltransition/kaleidoscope.glsl", 3, scale),
                    1, 1, 1, 1);
 
-  provider = gtk_css_provider_new ();
-  gtk_css_provider_load_from_data (provider, "button.small { padding: 0; }", -1);
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (),
-                                              GTK_STYLE_PROVIDER (provider),
-                                              GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
-
-  g_object_set_data_full (G_OBJECT (window), "provider", provider, remove_provider);
-
   return window;
 }
 

demos/gtk-demo/graphwidget.c

@@ -0,0 +1,164 @@
+#include "graphwidget.h"
+
+struct _GraphWidget
+{
+  GtkWidget parent_instance;
+
+  GskPath *path;
+  GskStroke *stroke;
+  GdkRGBA color;
+  GskPath *stroke_path;
+
+  guint tick_cb;
+  guint64 start_time;
+
+  double period;
+  double amplitude;
+};
+
+struct _GraphWidgetClass
+{
+  GtkWidgetClass parent_class;
+};
+
+G_DEFINE_TYPE (GraphWidget, graph_widget, GTK_TYPE_WIDGET)
+
+static void
+update_path (GraphWidget *self,
+             float        amplitude)
+{
+  graphene_point_t p[20];
+  GskPathBuilder *builder;
+
+  g_clear_pointer (&self->path, gsk_path_unref);
+  g_clear_pointer (&self->stroke_path, gsk_path_unref);
+
+  for (int i = 0; i < 20; i++)
+    {
+      p[i].x = 10 * i;
+      p[i].y = 50;
+
+      if (i % 4 == 1 || i % 4 == 2)
+        {
+          if (i % 8 < 4)
+            p[i].y += amplitude;
+          else
+            p[i].y -= amplitude;
+        }
+    }
+
+  builder = gsk_path_builder_new ();
+  gsk_path_builder_move_to (builder, p[0].x, p[0].y);
+
+  for (int i = 0; i < 20; i += 4)
+    gsk_path_builder_curve_to (builder,
+                               p[i+1].x, p[i+1].y,
+                               p[i+2].x, p[i+2].y,
+                               p[i+3].x, p[i+3].y);
+
+  self->path = gsk_path_builder_free_to_path (builder);
+  self->stroke_path = gsk_path_stroke (self->path, self->stroke);
+}
+
+static gboolean
+tick_cb (GtkWidget     *widget,
+         GdkFrameClock *frame_clock,
+         gpointer       user_data)
+{
+  GraphWidget *self = GRAPH_WIDGET (widget);
+  guint64 now;
+  double angle;
+
+  now = gdk_frame_clock_get_frame_time (frame_clock);
+
+  if (self->start_time == 0)
+    self->start_time = now;
+
+  angle = 360 * (now - self->start_time) / (double)(self->period * G_TIME_SPAN_MINUTE);
+  update_path (self, sin (angle) * self->amplitude);
+
+  gtk_widget_queue_draw (widget);
+
+  return G_SOURCE_CONTINUE;
+}
+
+static void
+graph_widget_init (GraphWidget *self)
+{
+  self->color.red = g_random_double_range (0, 1);
+  self->color.green = g_random_double_range (0, 1);
+  self->color.blue = g_random_double_range (0, 1);
+  self->color.alpha = 1;
+
+  self->period = g_random_double_range (0.5, 1);
+  self->amplitude = g_random_double_range (10, 25);
+
+  self->stroke = gsk_stroke_new (2);
+
+  update_path (self, 0);
+
+  self->start_time = 0;
+  self->tick_cb = gtk_widget_add_tick_callback (GTK_WIDGET (self), tick_cb, NULL, NULL);
+}
+
+static void
+graph_widget_dispose (GObject *object)
+{
+  GraphWidget *self = GRAPH_WIDGET (object);
+
+  gsk_path_unref (self->path);
+  gsk_stroke_free (self->stroke);
+
+  G_OBJECT_CLASS (graph_widget_parent_class)->dispose (object);
+}
+
+static void
+graph_widget_snapshot (GtkWidget   *widget,
+                      GtkSnapshot *snapshot)
+{
+  GraphWidget *self = GRAPH_WIDGET (widget);
+  int width, height;
+
+  width = gtk_widget_get_width (widget);
+  height = gtk_widget_get_height (widget);
+
+  gtk_snapshot_push_fill (snapshot, self->stroke_path, GSK_FILL_RULE_WINDING);
+  gtk_snapshot_append_color (snapshot,
+                             &self->color,
+                             &GRAPHENE_RECT_INIT (0, 0, width, height));
+  gtk_snapshot_pop (snapshot);
+}
+
+static void
+graph_widget_measure (GtkWidget      *widget,
+                      GtkOrientation  orientation,
+                      int             for_size,
+                      int            *minimum,
+                      int            *natural,
+                      int            *minimum_baseline,
+                      int            *natural_baseline)
+{
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    *minimum = *natural = 200;
+  else
+    *minimum = *natural = 100;
+}
+
+
+static void
+graph_widget_class_init (GraphWidgetClass *class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (class);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
+
+  object_class->dispose = graph_widget_dispose;
+
+  widget_class->snapshot = graph_widget_snapshot;
+  widget_class->measure = graph_widget_measure;
+}
+
+GtkWidget *
+graph_widget_new (void)
+{
+  return g_object_new (GRAPH_TYPE_WIDGET, NULL);
+}

demos/gtk-demo/graphwidget.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include <gtk/gtk.h>
+
+#define GRAPH_TYPE_WIDGET (graph_widget_get_type ())
+G_DECLARE_FINAL_TYPE (GraphWidget, graph_widget, GRAPH, WIDGET, GtkWidget)
+
+GtkWidget * graph_widget_new       (void);

demos/gtk-demo/gtkgears.c

@@ -223,7 +223,6 @@ static void
 destroy_gear (struct gear *g)
 {
   g_free (g->strips);
-  g_free (g->vertices);
   g_free (g);
 }
 

demos/gtk-demo/headerbar.c

@@ -23,7 +23,7 @@ do_headerbar (GtkWidget *do_widget)
     {
       window = gtk_window_new ();
       gtk_window_set_display (GTK_WINDOW (window),  gtk_widget_get_display (do_widget));
-      gtk_window_set_title (GTK_WINDOW (window), "Welcome to the Hotel California");
+      gtk_window_set_title (GTK_WINDOW (window), "Welcome to Facebook - Log in, sign up or learn more");
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       gtk_window_set_default_size (GTK_WINDOW (window), 600, 400);
@@ -31,7 +31,6 @@ do_headerbar (GtkWidget *do_widget)
       header = gtk_header_bar_new ();
 
       button = gtk_button_new_from_icon_name ("mail-send-receive-symbolic");
-      gtk_widget_set_tooltip_text (button, "Check out");
       gtk_header_bar_pack_end (GTK_HEADER_BAR (header), button);
 
       box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);

demos/gtk-demo/hypertext.c

@@ -100,7 +100,7 @@ show_page (GtkTextView *text_view,
 
       theme = gtk_icon_theme_get_for_display (gtk_widget_get_display (GTK_WIDGET (text_view)));
       icon = gtk_icon_theme_lookup_icon (theme,
-                                         "view-conceal-symbolic",
+                                         "eye-not-looking-symbolic",
                                          NULL,
                                          16,
                                          1,

demos/gtk-demo/iconview.c

@@ -9,8 +9,6 @@
 #include <gtk/gtk.h>
 #include <string.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 static GtkWidget *window = NULL;
 
 #define FOLDER_NAME "/iconview/gnome-fs-directory.png"

demos/gtk-demo/iconview_edit.c

@@ -8,8 +8,6 @@
 #include <gtk/gtk.h>
 #include <string.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 enum
 {
   COL_TEXT,

demos/gtk-demo/links.c

@@ -66,9 +66,11 @@ do_links (GtkWidget *do_widget)
                              "as hyperlinks, which can be clicked "
                              "or activated via <a href=\"keynav\">keynav</a> "
                              "and they work fine with other markup, like when "
-                             "linking to <a href=\"http://www.flathub.org/\"><b>"
-                             "<span letter_spacing=\"1024\" underline=\"none\" color=\"pink\" background=\"darkslategray\">Flathub</span>"
-                             "</b></a>.");
+                             "searching on <a href=\"http://www.google.com/\">"
+                             "<span color=\"#0266C8\">G</span><span color=\"#F90101\">o</span>"
+                             "<span color=\"#F2B50F\">o</span><span color=\"#0266C8\">g</span>"
+                             "<span color=\"#00933B\">l</span><span color=\"#F90101\">e</span>"
+                             "</a>.");
       gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
       gtk_label_set_max_width_chars (GTK_LABEL (label), 40);
       gtk_label_set_wrap (GTK_LABEL (label), TRUE);

demos/gtk-demo/list_store.c

@@ -7,8 +7,6 @@
 
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 static GtkWidget *window = NULL;
 static GtkTreeModel *model = NULL;
 static guint timeout = 0;

demos/gtk-demo/listbox.c

@@ -260,19 +260,12 @@ gtk_message_row_state_flags_changed (GtkWidget    *widget,
   GTK_WIDGET_CLASS (gtk_message_row_parent_class)->state_flags_changed (widget, previous_state_flags);
 }
 
-static void
-gtk_message_row_dispose (GObject *obj)
-{
-  gtk_widget_dispose_template (GTK_WIDGET (obj), GTK_TYPE_MESSAGE_ROW);
-  G_OBJECT_CLASS (gtk_message_row_parent_class)->dispose (obj);
-}
-
 static void
 gtk_message_row_finalize (GObject *obj)
 {
   GtkMessageRowPrivate *priv = GTK_MESSAGE_ROW (obj)->priv;
   g_object_unref (priv->message);
-  G_OBJECT_CLASS (gtk_message_row_parent_class)->finalize (obj);
+  G_OBJECT_CLASS (gtk_message_row_parent_class)->finalize(obj);
 }
 
 static void
@@ -281,7 +274,6 @@ gtk_message_row_class_init (GtkMessageRowClass *klass)
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
-  object_class->dispose = gtk_message_row_dispose;
   object_class->finalize = gtk_message_row_finalize;
 
   gtk_widget_class_set_template_from_resource (widget_class, "/listbox/listbox.ui");

demos/gtk-demo/listbox_controls.c

@@ -42,7 +42,8 @@ do_listbox_controls (GtkWidget *do_widget)
       GtkBuilder *builder;
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, row_activated);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope),
+                                              "row_activated", G_CALLBACK (row_activated));
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
 

demos/gtk-demo/listview_minesweeper.c

@@ -8,7 +8,6 @@
  * to implement rather different interaction behavior to a typical list.
  */
 
-#include "config.h"
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
@@ -376,23 +375,6 @@ sweeper_game_init (SweeperGame *self)
   sweeper_game_new_game (self, 8, 8, 10);
 }
 
-static void
-celebrate (gboolean win)
-{
-  char *path;
-  GtkMediaStream *stream;
-
-  if (win)
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "complete.oga", NULL);
-  else
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "suspend-error.oga", NULL);
-  stream = gtk_media_file_new_for_filename (path);
-  gtk_media_stream_set_volume (stream, 1.0);
-  gtk_media_stream_play (stream);
-  g_signal_connect (stream, "notify::ended", G_CALLBACK (g_object_unref), NULL);
-  g_free (path);
-}
-
 static void
 sweeper_game_end (SweeperGame *self,
                   gboolean     win)
@@ -401,9 +383,7 @@ sweeper_game_end (SweeperGame *self,
     {
       self->playing = FALSE;
       g_object_notify_by_pspec (G_OBJECT (self), game_properties[GAME_PROP_PLAYING]);
-      celebrate (win);
     }
-
   if (self->win != win)
     {
       self->win = win;

demos/gtk-demo/listview_settings.c

@@ -356,10 +356,10 @@ do_listview_settings (GtkWidget *do_widget)
       g_type_ensure (SETTINGS_TYPE_KEY);
 
       scope = gtk_builder_cscope_new ();
-      gtk_builder_cscope_add_callback (scope, search_enabled);
-      gtk_builder_cscope_add_callback (scope, search_changed);
-      gtk_builder_cscope_add_callback (scope, stop_search);
-      gtk_builder_cscope_add_callback (scope, item_value_changed);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "search_enabled", (GCallback)search_enabled);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "search_changed", (GCallback)search_changed);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "stop_search", (GCallback)stop_search);
+      gtk_builder_cscope_add_callback_symbol (GTK_BUILDER_CSCOPE (scope), "item_value_changed", (GCallback)item_value_changed);
 
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
@@ -422,10 +422,6 @@ do_listview_settings (GtkWidget *do_widget)
       gtk_column_view_column_set_sorter (name_column, sorter);
       g_object_unref (sorter);
 
-      sorter = GTK_SORTER (gtk_string_sorter_new (gtk_property_expression_new (SETTINGS_TYPE_KEY, NULL, "type")));
-      gtk_column_view_column_set_sorter (type_column, sorter);
-      g_object_unref (sorter);
-
       g_object_unref (builder);
     }
 

demos/gtk-demo/listview_ucd.c

@@ -10,6 +10,7 @@
 #include "script-names.h"
 #include "unicode-names.h"
 
+
 #define UCD_TYPE_ITEM (ucd_item_get_type ())
 G_DECLARE_FINAL_TYPE (UcdItem, ucd_item, UCD, ITEM, GObject)
 
@@ -337,15 +338,6 @@ create_ucd_view (GtkWidget *label)
 
 static GtkWidget *window;
 
-static void
-remove_provider (gpointer data)
-{
-  GtkStyleProvider *provider = GTK_STYLE_PROVIDER (data);
-
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
-  g_object_unref (provider);
-}
-
 GtkWidget *
 do_listview_ucd (GtkWidget *do_widget)
 {
@@ -368,7 +360,7 @@ do_listview_ucd (GtkWidget *do_widget)
       gtk_widget_add_css_class (label, "enormous");
       provider = gtk_css_provider_new ();
       gtk_css_provider_load_from_data (provider, "label.enormous { font-size: 80px; }", -1);
-      gtk_style_context_add_provider_for_display (gdk_display_get_default (), GTK_STYLE_PROVIDER (provider), 800);
+      gtk_style_context_add_provider (gtk_widget_get_style_context (label), GTK_STYLE_PROVIDER (provider), 800);
       gtk_widget_set_hexpand (label, TRUE);
       gtk_box_append (GTK_BOX (box), label);
 
@@ -378,8 +370,6 @@ do_listview_ucd (GtkWidget *do_widget)
       gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), listview);
       gtk_box_prepend (GTK_BOX (box), sw);
       gtk_window_set_child (GTK_WINDOW (window), box);
-
-      g_object_set_data_full (G_OBJECT (window), "provider", provider, remove_provider);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/listview_words.c

@@ -1,5 +1,5 @@
 /* Lists/Words
- * #Keywords: GtkListView, GtkFilterListModel, GtkInscription
+ * #Keywords: GtkListView, GtkFilterListModel
  *
  * This demo shows filtering a long list - of words.
  *
@@ -17,9 +17,10 @@ const char *factory_text =
 "<interface>\n"
 "  <template class='GtkListItem'>\n"
 "    <property name='child'>\n"
-"      <object class='GtkInscription'>\n"
+"      <object class='GtkLabel'>\n"
+"        <property name='ellipsize'>end</property>\n"
 "        <property name='xalign'>0</property>\n"
-"        <binding name='text'>\n"
+"        <binding name='label'>\n"
 "          <lookup name='string' type='GtkStringObject'>\n"
 "            <lookup name='item'>GtkListItem</lookup>\n"
 "          </lookup>\n"

demos/gtk-demo/main-listitem.ui

@@ -7,9 +7,9 @@
           <lookup name="item">GtkListItem</lookup>
         </binding>
         <property name="child">
-          <object class="GtkInscription">
-            <property name="hexpand">1</property>
-            <binding name="text">
+          <object class="GtkLabel">
+            <property name="halign">start</property>
+            <binding name="label">
               <lookup name="title" type="GtkDemo">
                 <lookup name="item">expander</lookup>
               </lookup>

demos/gtk-demo/meson.build

@@ -17,6 +17,7 @@ demos = files([
   'css_pixbufs.c',
   'css_shadows.c',
   'cursors.c',
+  'curve.c',
   'dialog.c',
   'drawingarea.c',
   'dnd.c',
@@ -34,6 +35,7 @@ demos = files([
   'gestures.c',
   'glarea.c',
   'gltransition.c',
+  'glyphs.c',
   'headerbar.c',
   'hypertext.c',
   'iconscroll.c',
@@ -70,10 +72,12 @@ demos = files([
   'paintable_symbolic.c',
   'panes.c',
   'password_entry.c',
+  'path_fill.c',
+  'path_maze.c',
+  'path_text.c',
   'peg_solitaire.c',
   'pickers.c',
   'printing.c',
-  'read_more.c',
   'revealer.c',
   'rotated_text.c',
   'scale.c',
@@ -131,6 +135,9 @@ extra_demo_sources = files([
   'unicode-names.c',
   'suggestionentry.c',
   'language-names.c',
+  'curve-editor.c',
+  'nodewidget.c',
+  'graphwidget.c',
 ])
 
 if os_unix

demos/gtk-demo/nodewidget.c

@@ -0,0 +1,76 @@
+#include "nodewidget.h"
+
+struct _NodeWidget
+{
+  GtkWidget parent_instance;
+
+  GskRenderNode *node;
+};
+
+struct _NodeWidgetClass
+{
+  GtkWidgetClass parent_class;
+};
+
+G_DEFINE_TYPE (NodeWidget, node_widget, GTK_TYPE_WIDGET)
+
+static void
+node_widget_init (NodeWidget *self)
+{
+}
+
+static void
+node_widget_dispose (GObject *object)
+{
+  NodeWidget *self = NODE_WIDGET (object);
+
+  gsk_render_node_unref (self->node);
+
+  G_OBJECT_CLASS (node_widget_parent_class)->dispose (object);
+}
+
+static void
+node_widget_snapshot (GtkWidget   *widget,
+                      GtkSnapshot *snapshot)
+{
+  NodeWidget *self = NODE_WIDGET (widget);
+
+  gtk_snapshot_append_node (snapshot, self->node);
+}
+
+static void
+node_widget_class_init (NodeWidgetClass *class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (class);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
+
+  object_class->dispose = node_widget_dispose;
+
+  widget_class->snapshot = node_widget_snapshot;
+}
+
+GtkWidget *
+node_widget_new (const char *resource)
+{
+  NodeWidget *self;
+  GBytes *bytes;
+  GskRenderNode *node;
+  graphene_rect_t bounds;
+  float scale;
+  GskTransform *transform;
+
+  self = g_object_new (NODE_TYPE_WIDGET, NULL);
+
+  bytes = g_resources_lookup_data (resource, 0, NULL);
+  node = gsk_render_node_deserialize (bytes, NULL, NULL);
+  g_bytes_unref (bytes);
+
+  gsk_render_node_get_bounds (node, &bounds);
+  scale = MIN (100.0/bounds.size.width, 100.0/bounds.size.height);
+  transform = gsk_transform_scale (NULL, scale, scale);
+  self->node = gsk_transform_node_new (node, transform);
+  gsk_transform_unref (transform);
+  gsk_render_node_unref (node);
+
+  return GTK_WIDGET (self);
+}

demos/gtk-demo/nodewidget.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include <gtk/gtk.h>
+
+#define NODE_TYPE_WIDGET (node_widget_get_type ())
+G_DECLARE_FINAL_TYPE (NodeWidget, node_widget, NODE, WIDGET, GtkWidget)
+
+GtkWidget * node_widget_new       (const char *file);

demos/gtk-demo/path_fill.c

@@ -0,0 +1,348 @@
+/* Path/Text Fill
+ *
+ * This demo shows how to use PangoCairo to draw text with more than
+ * just a single color.
+ */
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+#include "paintable.h"
+#include "gsk/gskpathdashprivate.h"
+
+#define GTK_TYPE_PATH_PAINTABLE (gtk_path_paintable_get_type ())
+G_DECLARE_FINAL_TYPE (GtkPathPaintable, gtk_path_paintable, GTK, PATH_PAINTABLE, GObject)
+
+struct _GtkPathPaintable
+{
+  GObject parent_instance;
+
+  int width;
+  int height;
+  GskPath *path;
+  GdkPaintable *background;
+};
+
+struct _GtkPathPaintableClass
+{
+  GObjectClass parent_class;
+};
+
+static int
+gtk_path_paintable_get_intrinsic_width (GdkPaintable *paintable)
+{
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
+
+  if (self->background)
+    return MAX (gdk_paintable_get_intrinsic_width (self->background), self->width);
+  else
+    return self->width;
+}
+
+static int
+gtk_path_paintable_get_intrinsic_height (GdkPaintable *paintable)
+{
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
+
+  if (self->background)
+    return MAX (gdk_paintable_get_intrinsic_height (self->background), self->height);
+  else
+    return self->height;
+}
+
+static void
+gtk_path_paintable_snapshot (GdkPaintable *paintable,
+                             GdkSnapshot  *snapshot,
+                             double        width,
+                             double        height)
+{
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
+
+#if 0
+  gtk_snapshot_push_fill (snapshot, self->path, GSK_FILL_RULE_WINDING);
+#else
+  GskStroke *stroke = gsk_stroke_new (2.0);
+  gtk_snapshot_push_stroke (snapshot, self->path, stroke);
+  gsk_stroke_free (stroke);
+#endif
+
+  if (self->background)
+    {
+      gdk_paintable_snapshot (self->background, snapshot, width, height);
+    }
+  else
+    {
+      gtk_snapshot_append_linear_gradient (snapshot,
+                                           &GRAPHENE_RECT_INIT (0, 0, width, height),
+                                           &GRAPHENE_POINT_INIT (0, 0),
+                                           &GRAPHENE_POINT_INIT (width, height),
+                                           (GskColorStop[8]) {
+                                             { 0.0, { 1.0, 0.0, 0.0, 1.0 } },
+                                             { 0.2, { 1.0, 0.0, 0.0, 1.0 } },
+                                             { 0.3, { 1.0, 1.0, 0.0, 1.0 } },
+                                             { 0.4, { 0.0, 1.0, 0.0, 1.0 } },
+                                             { 0.6, { 0.0, 1.0, 1.0, 1.0 } },
+                                             { 0.7, { 0.0, 0.0, 1.0, 1.0 } },
+                                             { 0.8, { 1.0, 0.0, 1.0, 1.0 } },
+                                             { 1.0, { 1.0, 0.0, 1.0, 1.0 } }
+                                           },
+                                           8);
+    }
+
+  gtk_snapshot_pop (snapshot);
+
+}
+
+static GdkPaintableFlags
+gtk_path_paintable_get_flags (GdkPaintable *paintable)
+{
+  GtkPathPaintable *self = GTK_PATH_PAINTABLE (paintable);
+
+  if (self->background)
+    return gdk_paintable_get_flags (self->background);
+  else
+    return GDK_PAINTABLE_STATIC_CONTENTS | GDK_PAINTABLE_STATIC_SIZE;
+}
+
+static void
+gtk_path_paintable_paintable_init (GdkPaintableInterface *iface)
+{
+  iface->get_intrinsic_width = gtk_path_paintable_get_intrinsic_width;
+  iface->get_intrinsic_height = gtk_path_paintable_get_intrinsic_height;
+  iface->snapshot = gtk_path_paintable_snapshot;
+  iface->get_flags = gtk_path_paintable_get_flags;
+}
+
+/* When defining the GType, we need to implement the GdkPaintable interface */
+G_DEFINE_TYPE_WITH_CODE (GtkPathPaintable, gtk_path_paintable, G_TYPE_OBJECT,
+                         G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE,
+                                                gtk_path_paintable_paintable_init))
+
+/* Here's the boilerplate for the GObject declaration.
+ * We don't need to do anything special here, because we keep no
+ * data of our own.
+ */
+static void
+gtk_path_paintable_class_init (GtkPathPaintableClass *klass)
+{
+}
+
+static void
+gtk_path_paintable_init (GtkPathPaintable *self)
+{
+}
+
+/* And finally, we add a simple constructor.
+ * It is declared in the header so that the other examples
+ * can use it.
+ */
+GdkPaintable *
+gtk_path_paintable_new (GskPath      *path,
+                        GdkPaintable *background,
+                        int           width,
+                        int           height)
+{
+  GtkPathPaintable *self;
+
+  self = g_object_new (GTK_TYPE_PATH_PAINTABLE, NULL);
+  self->path = path;
+  self->background = background;
+  if (self->background)
+    {
+      g_signal_connect_swapped (self->background, "invalidate-contents", G_CALLBACK (gdk_paintable_invalidate_contents), self);
+      g_signal_connect_swapped (self->background, "invalidate-size", G_CALLBACK (gdk_paintable_invalidate_size), self);
+    }
+  self->width = width;
+  self->height = height;
+
+  return GDK_PAINTABLE (self);
+}
+
+void
+gtk_path_paintable_set_path (GtkPathPaintable *self,
+                             GskPath          *path)
+{
+  g_clear_pointer (&self->path, gsk_path_unref);
+  self->path = gsk_path_ref (path);
+
+  gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
+}
+
+static GskPath *
+create_hexagon (GtkWidget *widget)
+{
+  GskPathBuilder *builder;
+
+  builder = gsk_path_builder_new ();
+
+  gsk_path_builder_move_to (builder, 120, 0);
+  gsk_path_builder_line_to (builder, 360, 0);
+  gsk_path_builder_line_to (builder, 480, 208);
+  gsk_path_builder_line_to (builder, 360, 416);
+  gsk_path_builder_line_to (builder, 120, 416);
+  gsk_path_builder_line_to (builder, 0, 208);
+  gsk_path_builder_close (builder);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+static GskPath *
+create_path_from_text (GtkWidget *widget)
+{
+  PangoLayout *layout;
+  PangoFontDescription *desc;
+  GskPathBuilder *builder;
+
+  layout = gtk_widget_create_pango_layout (widget, "Pango power!\nPango power!\nPango power!");
+  desc = pango_font_description_from_string ("sans bold 36");
+  pango_layout_set_font_description (layout, desc);
+  pango_font_description_free (desc);
+
+  builder = gsk_path_builder_new ();
+
+  gsk_path_builder_add_layout (builder, layout);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+static gboolean
+build_path (GskPathOperation        op,
+            const graphene_point_t *pts,
+            gsize                   n_pts,
+            float                   weight,
+            gpointer                user_data)
+{
+  GskPathBuilder *builder = user_data;
+
+  switch (op)
+  {
+    case GSK_PATH_MOVE:
+      gsk_path_builder_move_to (builder, pts[0].x, pts[0].y);
+      break;
+
+    case GSK_PATH_CLOSE:
+      gsk_path_builder_close (builder);
+      break;
+
+    case GSK_PATH_LINE:
+      gsk_path_builder_line_to (builder, pts[1].x, pts[1].y);
+      break;
+
+    case GSK_PATH_CURVE:
+      gsk_path_builder_curve_to (builder, pts[1].x, pts[1].y, pts[2].x, pts[2].y, pts[3].x, pts[3].y);
+      break;
+
+    case GSK_PATH_CONIC:
+      gsk_path_builder_conic_to (builder, pts[1].x, pts[1].y, pts[2].x, pts[2].y, weight);
+      break;
+
+    default:
+      g_assert_not_reached ();
+      break;
+  }
+
+  return TRUE;
+}
+
+
+static gboolean
+update_path (GtkWidget     *widget,
+             GdkFrameClock *frame_clock,
+             gpointer       measure)
+{
+  float progress = gdk_frame_clock_get_frame_time (frame_clock) % (60 * G_USEC_PER_SEC) / (float) (30 * G_USEC_PER_SEC);
+  GskPathBuilder *builder;
+  GskPath *path;
+  graphene_point_t pos;
+  graphene_vec2_t tangent;
+  GskStroke *stroke;
+
+  builder = gsk_path_builder_new ();
+  gsk_path_builder_add_segment (builder,
+                                measure,
+#if 1
+                                0.0, gsk_path_measure_get_length (measure));
+#else
+                                progress > 1 ? (progress - 1) * gsk_path_measure_get_length (measure) : 0.0,
+                                (progress < 1 ? progress : 1.0) * gsk_path_measure_get_length (measure));
+#endif
+
+  path = gsk_path_builder_free_to_path (builder);
+
+  stroke = gsk_stroke_new (1);
+  gsk_stroke_set_dash (stroke, (float[2]) { 10, 5 }, 2);
+  gsk_stroke_set_dash_offset (stroke, - (gdk_frame_clock_get_frame_time (frame_clock) % G_USEC_PER_SEC) * 15. / G_USEC_PER_SEC);
+  builder = gsk_path_builder_new ();
+  gsk_path_dash (path, stroke, 0.2, build_path, builder);
+  gsk_path_unref (path);
+
+  gsk_path_measure_get_point (measure,
+                              (progress > 1 ? (progress - 1) : progress) * gsk_path_measure_get_length (measure),
+                              &pos,
+                              &tangent);
+  gsk_path_builder_move_to (builder, pos.x + 5 * graphene_vec2_get_x (&tangent), pos.y + 5 * graphene_vec2_get_y (&tangent));
+  gsk_path_builder_line_to (builder, pos.x + 3 * graphene_vec2_get_y (&tangent), pos.y + 3 * graphene_vec2_get_x (&tangent));
+  gsk_path_builder_line_to (builder, pos.x - 3 * graphene_vec2_get_y (&tangent), pos.y - 3 * graphene_vec2_get_x (&tangent));
+  gsk_path_builder_close (builder);
+
+  path = gsk_path_builder_free_to_path (builder);
+
+  gtk_path_paintable_set_path (GTK_PATH_PAINTABLE (gtk_picture_get_paintable (GTK_PICTURE (widget))),
+                               path);
+  gsk_path_unref (path);
+
+  return G_SOURCE_CONTINUE;
+}
+
+GtkWidget *
+do_path_fill (GtkWidget *do_widget)
+{
+  static GtkWidget *window = NULL;
+
+  if (!window)
+    {
+      GtkWidget *picture;
+      GdkPaintable *paintable;
+      GtkMediaStream *stream;
+      GskPath *path;
+      graphene_rect_t bounds;
+      GskPathMeasure *measure;
+
+      window = gtk_window_new ();
+      gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
+      gtk_window_set_title (GTK_WINDOW (window), "Path Fill");
+      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
+
+#if 0
+      stream = gtk_media_file_new_for_resource ("/images/gtk-logo.webm");
+#else
+      stream = gtk_nuclear_media_stream_new ();
+#endif
+      gtk_media_stream_play (stream);
+      gtk_media_stream_set_loop (stream, TRUE);
+
+      path = create_hexagon (window);
+      path = create_path_from_text (window);
+      gsk_path_get_bounds (path, &bounds);
+
+      paintable = gtk_path_paintable_new (path,
+                                          GDK_PAINTABLE (stream),
+                                          bounds.origin.x + bounds.size.width,
+                                          bounds.origin.y + bounds.size.height);
+      picture = gtk_picture_new_for_paintable (paintable);
+      measure = gsk_path_measure_new (path);
+      gtk_widget_add_tick_callback (picture, update_path, measure, (GDestroyNotify) gsk_path_measure_unref);
+      gtk_picture_set_keep_aspect_ratio (GTK_PICTURE (picture), FALSE);
+      gtk_picture_set_can_shrink (GTK_PICTURE (picture), FALSE);
+      g_object_unref (paintable);
+
+      gtk_window_set_child (GTK_WINDOW (window), picture);
+    }
+
+  if (!gtk_widget_get_visible (window))
+    gtk_widget_show (window);
+  else
+    gtk_window_destroy (GTK_WINDOW (window));
+
+  return window;
+}

demos/gtk-demo/path_maze.c

@@ -0,0 +1,339 @@
+/* Path/Maze
+ * #Keywords: game, mouse
+ *
+ * This demo shows how to use a GskPath to create a maze and use
+ * gsk_path_measure_get_closest_point() to check the mouse stays
+ * on the path.
+ *
+ * It also shows off the performance of GskPath (or not) as this
+ * is a rather complex path.
+ */
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+#include "paintable.h"
+
+#define MAZE_GRID_SIZE 20
+#define MAZE_STROKE_SIZE_ACTIVE (MAZE_GRID_SIZE - 4)
+#define MAZE_STROKE_SIZE_INACTIVE (MAZE_GRID_SIZE - 12)
+#define MAZE_WIDTH 31
+#define MAZE_HEIGHT 21
+
+#define GTK_TYPE_MAZE (gtk_maze_get_type ())
+G_DECLARE_FINAL_TYPE (GtkMaze, gtk_maze, GTK, MAZE, GtkWidget)
+
+struct _GtkMaze
+{
+  GtkWidget parent_instance;
+
+  int width;
+  int height;
+  GskPath *path;
+  GskPathMeasure *measure;
+  GdkPaintable *background;
+
+  gboolean active;
+};
+
+struct _GtkMazeClass
+{
+  GtkWidgetClass parent_class;
+};
+
+G_DEFINE_TYPE (GtkMaze, gtk_maze, GTK_TYPE_WIDGET)
+
+static void
+gtk_maze_measure (GtkWidget      *widget,
+                  GtkOrientation  orientation,
+                  int             for_size,
+                  int            *minimum,
+                  int            *natural,
+                  int            *minimum_baseline,
+                  int            *natural_baseline)
+{
+  GtkMaze *self = GTK_MAZE (widget);
+
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    *minimum = *natural = self->width;
+  else
+    *minimum = *natural = self->height;
+}
+
+static void
+gtk_maze_snapshot (GtkWidget   *widget,
+                   GdkSnapshot *snapshot)
+{
+  GtkMaze *self = GTK_MAZE (widget);
+  double width = gtk_widget_get_width (widget);
+  double height = gtk_widget_get_height (widget);
+  GskStroke *stroke;
+
+  stroke = gsk_stroke_new (MAZE_STROKE_SIZE_INACTIVE);
+  if (self->active)
+    gsk_stroke_set_line_width (stroke, MAZE_STROKE_SIZE_ACTIVE);
+  gsk_stroke_set_line_join (stroke, GSK_LINE_JOIN_ROUND);
+  gsk_stroke_set_line_cap (stroke, GSK_LINE_CAP_ROUND);
+  gtk_snapshot_push_stroke (snapshot, self->path, stroke);
+  gsk_stroke_free (stroke);
+
+  if (self->background)
+    {
+      gdk_paintable_snapshot (self->background, snapshot, width, height);
+    }
+  else
+    {
+      gtk_snapshot_append_linear_gradient (snapshot,
+                                           &GRAPHENE_RECT_INIT (0, 0, width, height),
+                                           &GRAPHENE_POINT_INIT (0, 0),
+                                           &GRAPHENE_POINT_INIT (width, height),
+                                           (GskColorStop[8]) {
+                                             { 0.0, { 1.0, 0.0, 0.0, 1.0 } },
+                                             { 0.2, { 1.0, 0.0, 0.0, 1.0 } },
+                                             { 0.3, { 1.0, 1.0, 0.0, 1.0 } },
+                                             { 0.4, { 0.0, 1.0, 0.0, 1.0 } },
+                                             { 0.6, { 0.0, 1.0, 1.0, 1.0 } },
+                                             { 0.7, { 0.0, 0.0, 1.0, 1.0 } },
+                                             { 0.8, { 1.0, 0.0, 1.0, 1.0 } },
+                                             { 1.0, { 1.0, 0.0, 1.0, 1.0 } }
+                                           },
+                                           8);
+    }
+
+  gtk_snapshot_pop (snapshot);
+
+}
+
+static void
+gtk_maze_dispose (GObject *object)
+{
+  GtkMaze *self = GTK_MAZE (object);
+
+  g_clear_pointer (&self->path, gsk_path_unref);
+  g_clear_pointer (&self->measure, gsk_path_measure_unref);
+  if (self->background)
+    {
+      g_signal_handlers_disconnect_matched (self->background, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, self);
+      g_clear_object (&self->background);
+    }
+
+  G_OBJECT_CLASS (gtk_maze_parent_class)->dispose (object);
+}
+
+static void
+gtk_maze_class_init (GtkMazeClass *klass)
+{
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = gtk_maze_dispose;
+
+  widget_class->measure = gtk_maze_measure;
+  widget_class->snapshot = gtk_maze_snapshot;
+}
+
+static void
+pointer_motion (GtkEventControllerMotion *controller,
+                double                    x,
+                double                    y,
+                GtkMaze                  *self)
+{
+  if (!self->active)
+    return;
+
+  if (gsk_path_measure_get_closest_point (self->measure, &GRAPHENE_POINT_INIT (x, y), NULL) <= MAZE_STROKE_SIZE_ACTIVE / 2.0f)
+    return;
+
+  self->active = FALSE;
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+}
+
+static void
+pointer_leave (GtkEventControllerMotion *controller,
+               GtkMaze                  *self)
+{
+  if (!self->active)
+    {
+      self->active = TRUE;
+      gtk_widget_queue_draw (GTK_WIDGET (self));
+    }
+}
+
+static void
+gtk_maze_init (GtkMaze *self)
+{
+  GtkEventController *controller;
+
+  controller = GTK_EVENT_CONTROLLER (gtk_event_controller_motion_new ());
+  g_signal_connect (controller, "motion", G_CALLBACK (pointer_motion), self);
+  g_signal_connect (controller, "leave", G_CALLBACK (pointer_leave), self);
+  gtk_widget_add_controller (GTK_WIDGET (self), controller);
+
+  self->active = TRUE;
+}
+
+static void
+gtk_maze_set_path (GtkMaze *self,
+                   GskPath *path)
+{
+  g_clear_pointer (&self->path, gsk_path_unref);
+  g_clear_pointer (&self->measure, gsk_path_measure_unref);
+  self->path = gsk_path_ref (path);
+  self->measure = gsk_path_measure_new (path);
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+}
+
+GtkWidget *
+gtk_maze_new (GskPath      *path,
+              GdkPaintable *background,
+              int           width,
+              int           height)
+{
+  GtkMaze *self;
+
+  self = g_object_new (GTK_TYPE_MAZE, NULL);
+
+  gtk_maze_set_path (self, path);
+  gsk_path_unref (path);
+  self->background = background;
+  if (self->background)
+    {
+      g_signal_connect_swapped (self->background, "invalidate-contents", G_CALLBACK (gtk_widget_queue_draw), self);
+      g_signal_connect_swapped (self->background, "invalidate-size", G_CALLBACK (gtk_widget_queue_resize), self);
+    }
+  self->width = width;
+  self->height = height;
+
+  return GTK_WIDGET (self);
+}
+
+static void
+add_point_to_maze (GtkBitset      *maze,
+                   GskPathBuilder *builder,
+                   guint           x,
+                   guint           y)
+{
+  gboolean set[4] = { };
+  guint dir;
+
+  gtk_bitset_add (maze, y * MAZE_WIDTH + x);
+
+  while (TRUE)
+    {
+      set[0] = set[0] || x == 0 || gtk_bitset_contains (maze, y * MAZE_WIDTH + x - 1);
+      set[1] = set[1] || y == 0 || gtk_bitset_contains (maze, (y - 1) * MAZE_WIDTH + x);
+      set[2] = set[2] || x + 1 == MAZE_WIDTH || gtk_bitset_contains (maze, y * MAZE_WIDTH + x + 1);
+      set[3] = set[3] || y + 1 == MAZE_HEIGHT || gtk_bitset_contains (maze, (y + 1) * MAZE_WIDTH + x);
+
+      if (set[0] && set[1] && set[2] && set[3])
+        return;
+
+      do
+        {
+          dir = g_random_int_range (0, 4);
+        }
+      while (set[dir]);
+
+      switch (dir)
+        {
+          case 0:
+            gsk_path_builder_move_to (builder, (x + 0.5) * MAZE_GRID_SIZE, (y + 0.5) * MAZE_GRID_SIZE);
+            gsk_path_builder_line_to (builder, (x - 0.5) * MAZE_GRID_SIZE, (y + 0.5) * MAZE_GRID_SIZE);
+            add_point_to_maze (maze, builder, x - 1, y);
+            break;
+
+          case 1:
+            gsk_path_builder_move_to (builder, (x + 0.5) * MAZE_GRID_SIZE, (y + 0.5) * MAZE_GRID_SIZE);
+            gsk_path_builder_line_to (builder, (x + 0.5) * MAZE_GRID_SIZE, (y - 0.5) * MAZE_GRID_SIZE);
+            add_point_to_maze (maze, builder, x, y - 1);
+            break;
+
+          case 2:
+            gsk_path_builder_move_to (builder, (x + 0.5) * MAZE_GRID_SIZE, (y + 0.5) * MAZE_GRID_SIZE);
+            gsk_path_builder_line_to (builder, (x + 1.5) * MAZE_GRID_SIZE, (y + 0.5) * MAZE_GRID_SIZE);
+            add_point_to_maze (maze, builder, x + 1, y);
+            break;
+
+          case 3:
+            gsk_path_builder_move_to (builder, (x + 0.5) * MAZE_GRID_SIZE, (y + 0.5) * MAZE_GRID_SIZE);
+            gsk_path_builder_line_to (builder, (x + 0.5) * MAZE_GRID_SIZE, (y + 1.5) * MAZE_GRID_SIZE);
+            add_point_to_maze (maze, builder, x, y + 1);
+            break;
+
+          default:
+            g_assert_not_reached ();
+            break;
+        }
+    }
+}
+
+static GskPath *
+create_path_for_maze (GtkWidget *widget)
+{
+  GskPathBuilder *builder;
+  GtkBitset *maze;
+
+  builder = gsk_path_builder_new ();
+  maze = gtk_bitset_new_empty ();
+  /* make sure the outer lines are unreachable:
+   * Set the full range, then remove the center again. */
+  gtk_bitset_add_range (maze, 0, MAZE_WIDTH * MAZE_HEIGHT);
+  gtk_bitset_remove_rectangle (maze, MAZE_WIDTH + 1, MAZE_WIDTH - 2, MAZE_HEIGHT - 2, MAZE_WIDTH);
+
+  /* Fill the maze */
+  add_point_to_maze (maze, builder, MAZE_WIDTH / 2, MAZE_HEIGHT / 2);
+
+  /* Add start and stop lines */
+  gsk_path_builder_move_to (builder, 1.5 * MAZE_GRID_SIZE, -0.5 * MAZE_GRID_SIZE);
+  gsk_path_builder_line_to (builder, 1.5 * MAZE_GRID_SIZE, 1.5 * MAZE_GRID_SIZE);
+  gsk_path_builder_move_to (builder, (MAZE_WIDTH - 1.5) * MAZE_GRID_SIZE, (MAZE_HEIGHT - 1.5) * MAZE_GRID_SIZE);
+  gsk_path_builder_line_to (builder, (MAZE_WIDTH - 1.5) * MAZE_GRID_SIZE, (MAZE_HEIGHT + 0.5) * MAZE_GRID_SIZE);
+
+
+  gtk_bitset_unref (maze);
+
+  return gsk_path_builder_free_to_path (builder);
+}
+
+GtkWidget *
+do_path_maze (GtkWidget *do_widget)
+{
+  static GtkWidget *window = NULL;
+
+  if (!window)
+    {
+      GtkWidget *maze;
+      GtkMediaStream *stream;
+      GskPath *path;
+
+      window = gtk_window_new ();
+      gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
+      gtk_window_set_title (GTK_WINDOW (window), "Follow the maze with the mouse");
+      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
+
+#if 0
+      stream = gtk_media_file_new_for_resource ("/images/gtk-logo.webm");
+#else
+      stream = gtk_nuclear_media_stream_new ();
+#endif
+      gtk_media_stream_play (stream);
+      gtk_media_stream_set_loop (stream, TRUE);
+
+      path = create_path_for_maze (window);
+
+      maze = gtk_maze_new (path,
+                           GDK_PAINTABLE (stream),
+                           MAZE_WIDTH * MAZE_GRID_SIZE,
+                           MAZE_HEIGHT * MAZE_GRID_SIZE);
+
+      gtk_window_set_child (GTK_WINDOW (window), maze);
+    }
+
+  if (!gtk_widget_get_visible (window))
+    gtk_widget_show (window);
+  else
+    gtk_window_destroy (GTK_WINDOW (window));
+
+  return window;
+}

demos/gtk-demo/path_text.c

@@ -0,0 +1,594 @@
+/* Path/Curved Text
+ *
+ * This demo shows how to use GskPath to animate a path along another path.
+ */
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+#define GTK_TYPE_PATH_WIDGET (gtk_path_widget_get_type ())
+G_DECLARE_FINAL_TYPE (GtkPathWidget, gtk_path_widget, GTK, PATH_WIDGET, GtkWidget)
+
+#define POINT_SIZE 8
+
+enum {
+  PROP_0,
+  PROP_TEXT,
+  PROP_EDITABLE,
+  N_PROPS
+};
+
+struct _GtkPathWidget
+{
+  GtkWidget parent_instance;
+
+  char *text;
+  gboolean editable;
+
+  graphene_point_t points[4];
+
+  guint active_point;
+  float line_closest;
+
+  GskPath *line_path;
+  GskPathMeasure *line_measure;
+  GskPath *text_path;
+
+  GdkPaintable *background;
+};
+
+struct _GtkPathWidgetClass
+{
+  GtkWidgetClass parent_class;
+};
+
+static GParamSpec *properties[N_PROPS] = { NULL, };
+
+G_DEFINE_TYPE (GtkPathWidget, gtk_path_widget, GTK_TYPE_WIDGET)
+
+static GskPath *
+create_path_from_text (GtkWidget  *widget,
+                       const char *text)
+{
+  cairo_surface_t *surface;
+  cairo_t *cr;
+  cairo_path_t *path;
+  PangoLayout *layout;
+  PangoFontDescription *desc;
+  GskPath *result;
+
+  surface = cairo_recording_surface_create (CAIRO_CONTENT_COLOR_ALPHA, NULL);
+  cr = cairo_create (surface);
+
+  layout = gtk_widget_create_pango_layout (widget, text);
+  desc = pango_font_description_from_string ("sans bold 36");
+  pango_layout_set_font_description (layout, desc);
+  pango_font_description_free (desc);
+
+  cairo_move_to (cr, 0, - pango_layout_get_baseline (layout) / (double) PANGO_SCALE);
+  pango_cairo_layout_path (cr, layout);
+  path = cairo_copy_path (cr);
+  result = gsk_path_new_from_cairo (path);
+
+  cairo_path_destroy (path);
+  g_object_unref (layout);
+  cairo_destroy (cr);
+  cairo_surface_destroy (surface);
+
+  return result;
+}
+
+typedef struct
+{
+  GskPathMeasure *measure;
+  GskPathBuilder *builder;
+  double scale;
+} GtkPathTransform;
+
+static void
+gtk_path_transform_point (GskPathMeasure         *measure,
+                          const graphene_point_t *pt,
+                          float                   scale,
+                          graphene_point_t       *res)
+{
+  graphene_vec2_t tangent;
+
+  gsk_path_measure_get_point (measure, pt->x * scale, res, &tangent);
+
+  res->x -= pt->y * scale * graphene_vec2_get_y (&tangent);
+  res->y += pt->y * scale * graphene_vec2_get_x (&tangent);
+}
+
+static gboolean
+gtk_path_transform_op (GskPathOperation        op,
+                       const graphene_point_t *pts,
+                       gsize                   n_pts,
+                       float                   weight,
+                       gpointer                data)
+{
+  GtkPathTransform *transform = data;
+
+  switch (op)
+  {
+    case GSK_PATH_MOVE:
+      {
+        graphene_point_t res;
+        gtk_path_transform_point (transform->measure, &pts[0], transform->scale, &res);
+        gsk_path_builder_move_to (transform->builder, res.x, res.y);
+      }
+      break;
+
+    case GSK_PATH_LINE:
+      {
+        graphene_point_t res;
+        gtk_path_transform_point (transform->measure, &pts[1], transform->scale, &res);
+        gsk_path_builder_line_to (transform->builder, res.x, res.y);
+      }
+      break;
+
+    case GSK_PATH_CURVE:
+      {
+        graphene_point_t res[3];
+        gtk_path_transform_point (transform->measure, &pts[1], transform->scale, &res[0]);
+        gtk_path_transform_point (transform->measure, &pts[2], transform->scale, &res[1]);
+        gtk_path_transform_point (transform->measure, &pts[3], transform->scale, &res[2]);
+        gsk_path_builder_curve_to (transform->builder, res[0].x, res[0].y, res[1].x, res[1].y, res[2].x, res[2].y);
+      }
+      break;
+
+    case GSK_PATH_CONIC:
+      {
+        graphene_point_t res[2];
+        gtk_path_transform_point (transform->measure, &pts[1], transform->scale, &res[0]);
+        gtk_path_transform_point (transform->measure, &pts[2], transform->scale, &res[1]);
+        gsk_path_builder_conic_to (transform->builder, res[0].x, res[0].y, res[1].x, res[1].y, weight);
+      }
+      break;
+
+    case GSK_PATH_CLOSE:
+      gsk_path_builder_close (transform->builder);
+      break;
+
+    default:
+      g_assert_not_reached();
+      return FALSE;
+  }
+
+  return TRUE;
+}
+
+static GskPath *
+gtk_path_transform (GskPathMeasure *measure,
+                    GskPath        *path)
+{
+  GtkPathTransform transform = { measure, gsk_path_builder_new () };
+  graphene_rect_t bounds;
+
+  gsk_path_get_bounds (path, &bounds);
+  if (bounds.origin.x + bounds.size.width > 0)
+    transform.scale = gsk_path_measure_get_length (measure) / (bounds.origin.x + bounds.size.width);
+  else
+    transform.scale = 1.0f;
+
+  gsk_path_foreach (path, GSK_PATH_FOREACH_ALLOW_CURVE, gtk_path_transform_op, &transform);
+
+  return gsk_path_builder_free_to_path (transform.builder);
+}
+
+static void
+gtk_path_widget_clear_text_path (GtkPathWidget *self)
+{
+  g_clear_pointer (&self->text_path, gsk_path_unref);
+}
+
+static void
+gtk_path_widget_clear_paths (GtkPathWidget *self)
+{
+  gtk_path_widget_clear_text_path (self);
+
+  g_clear_pointer (&self->line_path, gsk_path_unref);
+  g_clear_pointer (&self->line_measure, gsk_path_measure_unref);
+}
+
+static void
+gtk_path_widget_create_text_path (GtkPathWidget *self)
+{
+  GskPath *path;
+
+  gtk_path_widget_clear_text_path (self);
+
+  if (self->line_measure == NULL)
+    return;
+
+  path = create_path_from_text (GTK_WIDGET (self), self->text);
+  self->text_path = gtk_path_transform (self->line_measure, path);
+
+  gsk_path_unref (path);
+}
+
+static void
+gtk_path_widget_create_paths (GtkPathWidget *self)
+{
+  double width = gtk_widget_get_width (GTK_WIDGET (self));
+  double height = gtk_widget_get_height (GTK_WIDGET (self));
+  GskPathBuilder *builder;
+
+  gtk_path_widget_clear_paths (self);
+
+  if (width <= 0 || height <= 0)
+    return;
+
+  builder = gsk_path_builder_new ();
+  gsk_path_builder_move_to (builder,
+                            self->points[0].x * width, self->points[0].y * height);
+  gsk_path_builder_curve_to (builder,
+                             self->points[1].x * width, self->points[1].y * height,
+                             self->points[2].x * width, self->points[2].y * height,
+                             self->points[3].x * width, self->points[3].y * height);
+  self->line_path = gsk_path_builder_free_to_path (builder);
+
+  self->line_measure = gsk_path_measure_new (self->line_path);
+
+  gtk_path_widget_create_text_path (self);
+}
+
+static void
+gtk_path_widget_allocate (GtkWidget *widget,
+                          int        width,
+                          int        height,
+                          int        baseline)
+{
+  GtkPathWidget *self = GTK_PATH_WIDGET (widget);
+
+  GTK_WIDGET_CLASS (gtk_path_widget_parent_class)->size_allocate (widget, width, height, baseline);
+
+  gtk_path_widget_create_paths (self);
+}
+
+static void
+gtk_path_widget_snapshot (GtkWidget   *widget,
+                          GtkSnapshot *snapshot)
+{
+  GtkPathWidget *self = GTK_PATH_WIDGET (widget);
+  double width = gtk_widget_get_width (widget);
+  double height = gtk_widget_get_height (widget);
+  GskPath *path;
+  GskStroke *stroke;
+  gsize i;
+
+  /* frosted glass the background */
+  gtk_snapshot_push_blur (snapshot, 100);
+  gdk_paintable_snapshot (self->background, snapshot, width, height);
+  gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 1, 1, 1, 0.5 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+  gtk_snapshot_pop (snapshot);
+
+  /* draw the text */
+  if (self->text_path)
+    {
+      gtk_snapshot_push_fill (snapshot, self->text_path, GSK_FILL_RULE_WINDING);
+      gdk_paintable_snapshot (self->background, snapshot, width, height);
+
+      /* ... with an emboss effect */
+      stroke = gsk_stroke_new (2.0);
+      gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT(1, 1));
+      gtk_snapshot_push_stroke (snapshot, self->text_path, stroke);
+      gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 0, 0.2 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+      gsk_stroke_free (stroke);
+      gtk_snapshot_pop (snapshot);
+
+      gtk_snapshot_pop (snapshot);
+    }
+
+  if (self->editable && self->line_path)
+    {
+      /* draw the control line */
+      stroke = gsk_stroke_new (1.0);
+      gtk_snapshot_push_stroke (snapshot, self->line_path, stroke);
+      gsk_stroke_free (stroke);
+      gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 0, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+      gtk_snapshot_pop (snapshot);
+    }
+
+  if (self->line_closest >= 0)
+    {
+      GskPathBuilder *builder;
+      graphene_point_t closest;
+
+      builder = gsk_path_builder_new ();
+      gsk_path_measure_get_point (self->line_measure, self->line_closest, &closest, NULL);
+      gsk_path_builder_add_circle (builder, &closest, POINT_SIZE);
+      path = gsk_path_builder_free_to_path (builder);
+
+      gtk_snapshot_push_fill (snapshot, path, GSK_FILL_RULE_WINDING);
+      gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 1, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+      gtk_snapshot_pop (snapshot);
+
+      gsk_path_unref (path);
+    }
+
+  if (self->editable && self->line_path)
+    {
+      GskPathBuilder *builder;
+
+      /* draw the points */
+      builder = gsk_path_builder_new ();
+      for (i = 0; i < 4; i++)
+        {
+          gsk_path_builder_add_circle (builder, &GRAPHENE_POINT_INIT (self->points[i].x * width, self->points[i].y * height), POINT_SIZE);
+        }
+      path = gsk_path_builder_free_to_path (builder);
+
+      gtk_snapshot_push_fill (snapshot, path, GSK_FILL_RULE_WINDING);
+      gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 1, 1, 1, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+      gtk_snapshot_pop (snapshot);
+
+      stroke = gsk_stroke_new (1.0);
+      gtk_snapshot_push_stroke (snapshot, path, stroke);
+      gsk_stroke_free (stroke);
+      gtk_snapshot_append_color (snapshot, &(GdkRGBA) { 0, 0, 0, 1 }, &GRAPHENE_RECT_INIT (0, 0, width, height));
+      gtk_snapshot_pop (snapshot);
+
+      gsk_path_unref (path);
+    }
+}
+
+static void
+gtk_path_widget_set_text (GtkPathWidget *self,
+                          const char    *text)
+{
+  if (g_strcmp0 (self->text, text) == 0)
+    return;
+
+  g_free (self->text);
+  self->text = g_strdup (text);
+
+  gtk_path_widget_create_paths (self);
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+
+  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_TEXT]);
+}
+
+static void
+gtk_path_widget_set_editable (GtkPathWidget *self,
+                              gboolean       editable)
+{
+  if (self->editable == editable)
+    return;
+
+  self->editable = editable;
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+
+  g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_EDITABLE]);
+}
+
+static void
+gtk_path_widget_set_property (GObject      *object,
+                              guint         prop_id,
+                              const GValue *value,
+                              GParamSpec   *pspec)
+
+{
+  GtkPathWidget *self = GTK_PATH_WIDGET (object);
+
+  switch (prop_id)
+    {
+    case PROP_TEXT:
+      gtk_path_widget_set_text (self, g_value_get_string (value));
+      break;
+
+    case PROP_EDITABLE:
+      gtk_path_widget_set_editable (self, g_value_get_boolean (value));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+gtk_path_widget_get_property (GObject    *object,
+                              guint       prop_id,
+                              GValue     *value,
+                              GParamSpec *pspec)
+{
+  GtkPathWidget *self = GTK_PATH_WIDGET (object);
+
+  switch (prop_id)
+    {
+    case PROP_TEXT:
+      g_value_set_string (value, self->text);
+      break;
+
+    case PROP_EDITABLE:
+      g_value_set_boolean (value, self->editable);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+gtk_path_widget_dispose (GObject *object)
+{
+  GtkPathWidget *self = GTK_PATH_WIDGET (object);
+
+  gtk_path_widget_clear_paths (self);
+
+  G_OBJECT_CLASS (gtk_path_widget_parent_class)->dispose (object);
+}
+
+static void
+gtk_path_widget_class_init (GtkPathWidgetClass *klass)
+{
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = gtk_path_widget_dispose;
+  object_class->set_property = gtk_path_widget_set_property;
+  object_class->get_property = gtk_path_widget_get_property;
+
+  widget_class->size_allocate = gtk_path_widget_allocate;
+  widget_class->snapshot = gtk_path_widget_snapshot;
+
+  properties[PROP_TEXT] =
+    g_param_spec_string ("text",
+                         "text",
+                         "Text transformed along a path",
+                         NULL,
+                         G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
+
+  properties[PROP_EDITABLE] =
+    g_param_spec_boolean ("editable",
+                          "editable",
+                          "If the path can be edited by the user",
+                          FALSE,
+                          G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+drag_begin (GtkGestureDrag *gesture,
+            double          x,
+            double          y,
+            GtkPathWidget  *self)
+{
+  graphene_point_t mouse = GRAPHENE_POINT_INIT (x, y);
+  double width = gtk_widget_get_width (GTK_WIDGET (self));
+  double height = gtk_widget_get_height (GTK_WIDGET (self));
+  gsize i;
+
+  for (i = 0; i < 4; i++)
+    {
+      if (graphene_point_distance (&GRAPHENE_POINT_INIT (self->points[i].x * width, self->points[i].y * height), &mouse, NULL, NULL) <= POINT_SIZE)
+        {
+          self->active_point = i;
+          break;
+        }
+    }
+  if (i == 4)
+    {
+      gtk_gesture_set_state (GTK_GESTURE (gesture), GTK_EVENT_SEQUENCE_DENIED);
+      return;
+    }
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+}
+
+static void
+drag_update (GtkGestureDrag *drag,
+             double          offset_x,
+             double          offset_y,
+             GtkPathWidget  *self)
+{
+  double width = gtk_widget_get_width (GTK_WIDGET (self));
+  double height = gtk_widget_get_height (GTK_WIDGET (self));
+  double start_x, start_y;
+
+  gtk_gesture_drag_get_start_point (drag, &start_x, &start_y);
+
+  self->points[self->active_point] = GRAPHENE_POINT_INIT ((start_x + offset_x) / width,
+                                                          (start_y + offset_y) / height);
+  self->points[self->active_point].x = CLAMP (self->points[self->active_point].x, 0, 1);
+  self->points[self->active_point].y = CLAMP (self->points[self->active_point].y, 0, 1);
+
+  gtk_path_widget_create_paths (self);
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+}
+
+static void
+pointer_motion (GtkEventControllerMotion *controller,
+                double                    x,
+                double                    y,
+                GtkPathWidget            *self)
+{
+  gsk_path_measure_get_closest_point_full (self->line_measure,
+                                           &GRAPHENE_POINT_INIT (x, y),
+                                           INFINITY,
+                                           NULL, NULL,
+                                           &self->line_closest,
+                                           NULL);
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+}
+
+static void
+pointer_leave (GtkEventControllerMotion *controller,
+               GtkPathWidget            *self)
+{
+  self->line_closest = -1;
+
+  gtk_widget_queue_draw (GTK_WIDGET (self));
+}
+
+static void
+gtk_path_widget_init (GtkPathWidget *self)
+{
+  GtkEventController *controller;
+
+  controller = GTK_EVENT_CONTROLLER (gtk_gesture_drag_new ());
+  g_signal_connect (controller, "drag-begin", G_CALLBACK (drag_begin), self);
+  g_signal_connect (controller, "drag-update", G_CALLBACK (drag_update), self);
+  g_signal_connect (controller, "drag-end", G_CALLBACK (drag_update), self);
+  gtk_widget_add_controller (GTK_WIDGET (self), controller);
+
+  controller = GTK_EVENT_CONTROLLER (gtk_event_controller_motion_new ());
+  g_signal_connect (controller, "enter", G_CALLBACK (pointer_motion), self);
+  g_signal_connect (controller, "motion", G_CALLBACK (pointer_motion), self);
+  g_signal_connect (controller, "leave", G_CALLBACK (pointer_leave), self);
+  gtk_widget_add_controller (GTK_WIDGET (self), controller);
+
+  self->line_closest = -1;
+
+  self->points[0] = GRAPHENE_POINT_INIT (0.1, 0.9);
+  self->points[1] = GRAPHENE_POINT_INIT (0.3, 0.1);
+  self->points[2] = GRAPHENE_POINT_INIT (0.7, 0.1);
+  self->points[3] = GRAPHENE_POINT_INIT (0.9, 0.9);
+
+  self->background = GDK_PAINTABLE (gdk_texture_new_from_resource ("/sliding_puzzle/portland-rose.jpg"));
+
+  gtk_path_widget_set_text (self, "It's almost working");
+}
+
+GtkWidget *
+gtk_path_widget_new (void)
+{
+  GtkPathWidget *self;
+
+  self = g_object_new (GTK_TYPE_PATH_WIDGET, NULL);
+
+  return GTK_WIDGET (self);
+}
+
+GtkWidget *
+do_path_text (GtkWidget *do_widget)
+{
+  static GtkWidget *window = NULL;
+
+  if (!window)
+    {
+      GtkBuilder *builder;
+
+      g_type_ensure (GTK_TYPE_PATH_WIDGET);
+
+      builder = gtk_builder_new_from_resource ("/path_text/path_text.ui");
+      window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
+      gtk_window_set_display (GTK_WINDOW (window),
+                              gtk_widget_get_display (do_widget));
+      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *) &window);
+      g_object_unref (builder);
+    }
+
+  if (!gtk_widget_get_visible (window))
+    gtk_widget_show (window);
+  else
+    gtk_window_destroy (GTK_WINDOW (window));
+
+  return window;
+}

demos/gtk-demo/path_text.ui

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window">
+    <property name="title" translatable="yes">Text along a Path</property>
+    <child type="titlebar">
+      <object class="GtkHeaderBar">
+        <child type="end">
+          <object class="GtkToggleButton" id="edit-toggle">
+            <property name="icon-name">document-edit-symbolic</property>
+          </object>
+        </child>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox">
+        <property name="orientation">vertical</property>
+        <child>
+          <object class="GtkRevealer">
+            <property name="reveal-child" bind-source="edit-toggle" bind-property="active" bind-flags="sync-create"></property>
+            <child>
+              <object class="GtkEntry" id="text">
+                <property name="text">Through the looking glass</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkPathWidget" id="view">
+            <property name="editable" bind-source="edit-toggle" bind-property="active" bind-flags="sync-create"></property>
+            <property name="text" bind-source="text" bind-property="text" bind-flags="sync-create"></property>
+            <property name="hexpand">true</property>
+            <property name="vexpand">true</property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>

demos/gtk-demo/peg_solitaire.c

@@ -8,7 +8,6 @@
 #include "config.h"
 #include <gtk/gtk.h>
 
-
 /* Create an object for the pegs that get moved around in the game.
  *
  * We implement the GdkPaintable interface for them, so we can use GtkPicture
@@ -120,6 +119,12 @@ solitaire_peg_new (void)
 
 /*** Helper for finding a win ***/
 
+static void
+ended (GObject *object)
+{
+  g_object_unref (object);
+}
+
 static void
 celebrate (gboolean win)
 {
@@ -129,12 +134,12 @@ celebrate (gboolean win)
   if (win)
     path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "complete.oga", NULL);
   else
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "suspend-error.oga", NULL);
+    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "dialog-error.oga", NULL);
   stream = gtk_media_file_new_for_filename (path);
   gtk_media_stream_set_volume (stream, 1.0);
   gtk_media_stream_play (stream);
 
-  g_signal_connect (stream, "notify::ended", G_CALLBACK (g_object_unref), NULL);
+  g_signal_connect (stream, "notify::ended", G_CALLBACK (ended), NULL);
   g_free (path);
 }
 
@@ -360,15 +365,6 @@ drop_drop (GtkDropTarget *target,
   return TRUE;
 }
 
-static void
-remove_provider (gpointer data)
-{
-  GtkStyleProvider *provider = GTK_STYLE_PROVIDER (data);
-
-  gtk_style_context_remove_provider_for_display (gdk_display_get_default (), provider);
-  g_object_unref (provider);
-}
-
 static void
 create_board (GtkWidget *window)
 {
@@ -385,9 +381,6 @@ create_board (GtkWidget *window)
 
   provider = gtk_css_provider_new ();
   gtk_css_provider_load_from_data (provider, css, -1);
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (),
-                                              GTK_STYLE_PROVIDER (provider),
-                                              800);
 
   grid = gtk_grid_new ();
   gtk_widget_set_halign (grid, GTK_ALIGN_CENTER);
@@ -406,6 +399,9 @@ create_board (GtkWidget *window)
             continue;
 
           image = gtk_image_new ();
+          gtk_style_context_add_provider (gtk_widget_get_style_context (image),
+                                          GTK_STYLE_PROVIDER (provider),
+                                          800);
           gtk_widget_add_css_class (image, "solitaire-field");
           gtk_image_set_icon_size (GTK_IMAGE (image), GTK_ICON_SIZE_LARGE);
           if (x != 3 || y != 3)
@@ -449,7 +445,7 @@ create_board (GtkWidget *window)
         }
     }
 
-  g_object_set_data_full (G_OBJECT (window), "provider", provider, remove_provider);
+  g_object_unref (provider);
 }
 
 static void

demos/gtk-demo/pickers.c

@@ -2,7 +2,7 @@
  * #Keywords: GtkColorChooser, GtkFontChooser, GtkApplicationChooser
  *
  * These widgets are mainly intended for use in preference dialogs.
- * They allow to select colors, fonts and applications.
+ * They allow to select colors, fonts, directories and applications.
  *
  * This demo shows both the default appearance for these dialogs,
  * as well as some of the customizations that are possible.
@@ -123,14 +123,8 @@ do_pickers (GtkWidget *do_widget)
     gtk_widget_set_halign (label, GTK_ALIGN_START);
     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
     gtk_widget_set_hexpand (label, TRUE);
-
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
     picker = gtk_app_chooser_button_new ("x-scheme-handler/mailto");
     gtk_app_chooser_button_set_show_dialog_item (GTK_APP_CHOOSER_BUTTON (picker), TRUE);
-
-G_GNUC_END_IGNORE_DEPRECATIONS
-
     gtk_grid_attach (GTK_GRID (table), label, 0, 3, 1, 1);
     gtk_grid_attach (GTK_GRID (table), picker, 1, 3, 1, 1);
   }

demos/gtk-demo/pixbufpaintable.c

@@ -16,6 +16,7 @@ enum {
   NUM_PROPERTIES
 };
 
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
 static void
 pixbuf_paintable_snapshot (GdkPaintable *paintable,
                            GdkSnapshot  *snapshot,
@@ -36,6 +37,7 @@ pixbuf_paintable_snapshot (GdkPaintable *paintable,
 
   g_object_unref (texture);
 }
+G_GNUC_END_IGNORE_DEPRECATIONS;
 
 static int
 pixbuf_paintable_get_intrinsic_width (GdkPaintable *paintable)

demos/gtk-demo/read_more.c

@@ -1,239 +0,0 @@
-/* Read More
- * #Keywords: GtkInscription
- *
- * A simple implementation of a widget that can either
- * display a lot of text or just the first few lines with a
- * "Read More" button.
- */
-
-#include <gtk/gtk.h>
-
-#define READ_TYPE_MORE (read_more_get_type ())
-G_DECLARE_FINAL_TYPE(ReadMore, read_more, READ, MORE, GtkWidget)
-
-struct _ReadMore {
-  GtkWidget parent_instance;
- 
-  GtkWidget *label;
-  GtkWidget *inscription;
-  GtkWidget *box;
-  gboolean show_more;
-};
-
-G_DEFINE_TYPE (ReadMore, read_more, GTK_TYPE_WIDGET)
-
-static GtkSizeRequestMode
-read_more_get_request_mode (GtkWidget *widget)
-{
-  return GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH;
-}
-
-static void
-read_more_measure (GtkWidget      *widget,
-                   GtkOrientation  orientation,
-                   int             for_size,
-                   int            *minimum,
-                   int            *natural,
-                   int            *minimum_baseline,
-                   int            *natural_baseline)
-{
-  ReadMore *self = READ_MORE (widget);
-  int label_min, label_nat, label_min_baseline, label_nat_baseline;
-  int box_min, box_nat, box_min_baseline, box_nat_baseline;
-  int min_check;
-
-  if (self->show_more)
-    min_check = G_MAXINT;
-  else if (for_size >= 0)
-    gtk_widget_measure (self->box, 1 - orientation, -1, &min_check, NULL, NULL, NULL);
-  else
-    min_check = -1;
-
-  if (min_check > for_size)
-    {
-      gtk_widget_measure (self->label,
-                          orientation,
-                          for_size,
-                          minimum, natural,
-                          minimum_baseline, natural_baseline);
-      return;
-    }
-
-  else if (for_size >= 0)
-    gtk_widget_measure (self->label, 1 - orientation, -1, &min_check, NULL, NULL, NULL);
-  else
-    min_check = -1;
-
-  if (min_check > for_size)
-    {
-      gtk_widget_measure (self->box,
-                          orientation,
-                          for_size,
-                          minimum, natural,
-                          minimum_baseline, natural_baseline);
-      return;
-    }
-
-  gtk_widget_measure (self->label,
-                      orientation,
-                      for_size,
-                      &label_min, &label_nat,
-                      &label_min_baseline, &label_nat_baseline);
-  gtk_widget_measure (self->box,
-                      orientation,
-                      for_size,
-                      &box_min, &box_nat,
-                      &box_min_baseline, &box_nat_baseline);
-
-  *minimum = MIN (label_min, box_min);
-  *natural = MIN (label_nat, box_nat);
-
-  /* FIXME: Figure out baselines! */
-}
-
-static void
-read_more_allocate (GtkWidget *widget,
-                    int        width,
-                    int        height,
-                    int        baseline)
-{
-  ReadMore *self = READ_MORE (widget);
-  gboolean show_more;
-
-  if (self->show_more)
-    {
-      show_more = TRUE;
-    }
-  else
-    {
-      int needed;
-
-      /* check to see if we have enough space to show all text */
-      gtk_widget_measure (self->label,
-                          GTK_ORIENTATION_VERTICAL,
-                          width,
-                          &needed, NULL, NULL, NULL);
-
-      show_more = needed <= height;
-    }
-
-  gtk_widget_set_child_visible (self->label, show_more);
-  gtk_widget_set_child_visible (self->box, !show_more);
-
-  if (show_more)
-    gtk_widget_size_allocate (self->label, &(GtkAllocation) { 0, 0, width, height }, baseline);
-  else
-    gtk_widget_size_allocate (self->box, &(GtkAllocation) { 0, 0, width, height }, baseline);
-}
-
-static void
-read_more_dispose (GObject *object)
-{
-  ReadMore *self = READ_MORE (object);
-
-  g_clear_pointer (&self->label, gtk_widget_unparent);
-  g_clear_pointer (&self->box, gtk_widget_unparent);
-
-  G_OBJECT_CLASS (read_more_parent_class)->dispose (object);
-}
-
-static void
-read_more_class_init (ReadMoreClass *klass)
-{
-  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  widget_class->get_request_mode = read_more_get_request_mode;
-  widget_class->measure = read_more_measure;
-  widget_class->size_allocate = read_more_allocate;
-
-  object_class->dispose = read_more_dispose;
-}
-
-static void
-read_more_clicked (GtkButton *button,
-                   ReadMore  *self)
-{
-  self->show_more = TRUE;
-  gtk_widget_queue_resize (GTK_WIDGET (self));
-}
-
-static void
-read_more_init (ReadMore *self)
-{
-  GtkWidget *button;
-
-  self->label = gtk_label_new (NULL);
-  gtk_label_set_xalign (GTK_LABEL (self->label), 0.0);
-  gtk_label_set_yalign (GTK_LABEL (self->label), 0.0);
-  gtk_label_set_wrap (GTK_LABEL (self->label), TRUE);
-  gtk_label_set_width_chars (GTK_LABEL (self->label), 3);
-  gtk_label_set_max_width_chars (GTK_LABEL (self->label), 30);
-  gtk_widget_set_parent (self->label, GTK_WIDGET (self));
-
-  self->box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
-  gtk_widget_set_vexpand (self->box, FALSE);
-  gtk_widget_set_parent (self->box, GTK_WIDGET (self));
-
-  self->inscription = gtk_inscription_new (NULL);
-  gtk_inscription_set_xalign (GTK_INSCRIPTION (self->inscription), 0.0);
-  gtk_inscription_set_yalign (GTK_INSCRIPTION (self->inscription), 0.0);
-  gtk_inscription_set_min_lines (GTK_INSCRIPTION (self->inscription), 3);
-  gtk_inscription_set_nat_chars (GTK_INSCRIPTION (self->inscription), 30);
-  gtk_widget_set_vexpand (self->inscription, TRUE);
-  gtk_box_append (GTK_BOX (self->box), self->inscription);
-  
-  button = gtk_button_new_with_label ("Read More");
-  g_signal_connect (button, "clicked", G_CALLBACK (read_more_clicked), self);
-  gtk_box_append (GTK_BOX (self->box), button);
-}
-
-static void
-read_more_set_text (ReadMore   *self,
-                    const char *text)
-{
-  gtk_label_set_label (GTK_LABEL (self->label), text);
-  gtk_inscription_set_text (GTK_INSCRIPTION (self->inscription), text);
-}
-
-static GtkWidget *
-read_more_new (const char *text)
-{
-  ReadMore *self = g_object_new (READ_TYPE_MORE, NULL);
-
-  read_more_set_text (self, text);
-
-  return GTK_WIDGET (self);
-}
-
-GtkWidget *
-do_read_more (GtkWidget *do_widget)
-{
-  static GtkWidget *window = NULL;
-
-  if (!window)
-    {
-      GtkWidget *readmore;
-
-      window = gtk_window_new ();
-      gtk_window_set_display (GTK_WINDOW (window),
-                              gtk_widget_get_display (do_widget));
-      gtk_window_set_title (GTK_WINDOW (window), "Read More");
-      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
-
-      readmore = read_more_new (
-"I'd just like to interject for a moment. What you're referring to as Linux, is in fact, GNU/Linux, or as I've recently taken to calling it, GNU plus Linux. Linux is not an operating system unto itself, but rather another free component of a fully functioning GNU system made useful by the GNU corelibs, shell utilities and vital system components comprising a full OS as defined by POSIX.\n"
-"\n"
-"Many computer users run a modified version of the GNU system every day, without realizing it. Through a peculiar turn of events, the version of GNU which is widely used today is often called \"Linux\", and many of its users are not aware that it is basically the GNU system, developed by the GNU Project.\n"
-"\n"
-"There really is a Linux, and these people are using it, but it is just a part of the system they use. Linux is the kernel: the program in the system that allocates the machine's resources to the other programs that you run. The kernel is an essential part of an operating system, but useless by itself; it can only function in the context of a complete operating system. Linux is normally used in combination with the GNU operating system: the whole system is basically GNU with Linux added, or GNU/Linux. All the so-called \"Linux\" distributions are really distributions of GNU/Linux.");
-      gtk_window_set_child (GTK_WINDOW (window), readmore);
-    }
-
-  if (!gtk_widget_get_visible (window))
-    gtk_widget_show (window);
-  else
-    gtk_window_destroy (GTK_WINDOW (window));
-
-  return window;
-}

demos/gtk-demo/sizegroup.c

@@ -16,6 +16,24 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
+/* Convenience function to create a combo box holding a number of strings
+ */
+GtkWidget *
+create_combo_box (const char **strings)
+{
+  GtkWidget *combo_box;
+  const char **str;
+
+  combo_box = gtk_combo_box_text_new ();
+
+  for (str = strings; *str; str++)
+    gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), *str);
+
+  gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), 0);
+
+  return combo_box;
+}
+
 static void
 add_row (GtkGrid      *table,
          int           row,
@@ -23,7 +41,7 @@ add_row (GtkGrid      *table,
          const char   *label_text,
          const char  **options)
 {
-  GtkWidget *dropdown;
+  GtkWidget *combo_box;
   GtkWidget *label;
 
   label = gtk_label_new_with_mnemonic (label_text);
@@ -32,12 +50,12 @@ add_row (GtkGrid      *table,
   gtk_widget_set_hexpand (label, TRUE);
   gtk_grid_attach (table, label, 0, row, 1, 1);
 
-  dropdown = gtk_drop_down_new_from_strings (options);
-  gtk_label_set_mnemonic_widget (GTK_LABEL (label), dropdown);
-  gtk_widget_set_halign (dropdown, GTK_ALIGN_END);
-  gtk_widget_set_valign (dropdown, GTK_ALIGN_BASELINE);
-  gtk_size_group_add_widget (size_group, dropdown);
-  gtk_grid_attach (table, dropdown, 1, row, 1, 1);
+  combo_box = create_combo_box (options);
+  gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo_box);
+  gtk_widget_set_halign (combo_box, GTK_ALIGN_END);
+  gtk_widget_set_valign (combo_box, GTK_ALIGN_BASELINE);
+  gtk_size_group_add_widget (size_group, combo_box);
+  gtk_grid_attach (table, combo_box, 1, row, 1, 1);
 }
 
 static void

demos/gtk-demo/sliding_puzzle.c

@@ -5,7 +5,6 @@
  * small sliding puzzle game.
  */
 
-#include "config.h"
 #include <gtk/gtk.h>
 
 /* Include the header for the puzzle piece */
@@ -25,30 +24,6 @@ static guint height = 3;
 static guint pos_x;
 static guint pos_y;
 
-static void
-ended (GObject *object)
-{
-  g_object_unref (object);
-}
-
-static void
-celebrate (gboolean win)
-{
-  char *path;
-  GtkMediaStream *stream;
-
-  if (win)
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "complete.oga", NULL);
-  else
-    path = g_build_filename (GTK_DATADIR, "sounds", "freedesktop", "stereo", "suspend-error.oga", NULL);
-  stream = gtk_media_file_new_for_filename (path);
-  gtk_media_stream_set_volume (stream, 1.0);
-  gtk_media_stream_play (stream);
-
-  g_signal_connect (stream, "notify::ended", G_CALLBACK (ended), NULL);
-  g_free (path);
-}
-
 static gboolean
 move_puzzle (GtkWidget *grid,
              int        dx,
@@ -182,8 +157,6 @@ check_solved (GtkWidget *grid)
   picture = gtk_grid_get_child_at (GTK_GRID (grid), pos_x, pos_y);
   gtk_picture_set_paintable (GTK_PICTURE (picture), piece);
 
-  celebrate (TRUE);
-
   return TRUE;
 }
 
@@ -357,7 +330,7 @@ start_puzzle (GdkPaintable *paintable)
                                           x, y,
                                           width, height);
           picture = gtk_picture_new_for_paintable (piece);
-          gtk_picture_set_content_fit (GTK_PICTURE (picture), GTK_CONTENT_FIT_FILL);
+          gtk_picture_set_keep_aspect_ratio (GTK_PICTURE (picture), FALSE);
           gtk_grid_attach (GTK_GRID (grid),
                            picture,
                            x, y,

demos/gtk-demo/textview.c

@@ -11,7 +11,6 @@
 #include <stdlib.h> /* for exit() */
 #include "paintable.h"
 
-
 static void easter_egg_callback (GtkWidget *button, gpointer data);
 
 static void
@@ -138,7 +137,7 @@ insert_text (GtkTextView *view)
 
   icon_theme = gtk_icon_theme_get_for_display (gtk_widget_get_display (widget));
   icon = gtk_icon_theme_lookup_icon (icon_theme,
-                                     "drive-harddisk",
+                                     "face-cool",
                                      NULL,
                                      32, 1,
                                      gtk_widget_get_direction (widget),
@@ -240,6 +239,8 @@ insert_text (GtkTextView *view)
 
   gtk_text_buffer_insert (buffer, &iter, "The buffer can have images in it: ", -1);
   gtk_text_buffer_insert_paintable (buffer, &iter, GDK_PAINTABLE (icon));
+  gtk_text_buffer_insert_paintable (buffer, &iter, GDK_PAINTABLE (icon));
+
   gtk_text_buffer_insert_paintable (buffer, &iter, nuclear);
 
   gtk_text_buffer_insert (buffer, &iter, " for example.\n\n", -1);
@@ -430,22 +431,21 @@ attach_widgets (GtkTextView *text_view)
         }
       else if (i == 1)
         {
-          const char *options[] = {
-            "Option 1", "Option 2", "Option 3", NULL
-          };
+          widget = gtk_combo_box_text_new ();
 
-          widget = gtk_drop_down_new_from_strings (options);
+          gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (widget), "Option 1");
+          gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (widget), "Option 2");
+          gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (widget), "Option 3");
         }
       else if (i == 2)
         {
           widget = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, NULL);
           gtk_range_set_range (GTK_RANGE (widget), 0, 100);
-          gtk_widget_set_size_request (widget, 100, -1);
+          gtk_widget_set_size_request (widget, 70, -1);
         }
       else if (i == 3)
         {
           widget = gtk_entry_new ();
-          gtk_editable_set_width_chars (GTK_EDITABLE (widget), 10);
         }
       else
         {

demos/gtk-demo/tree_store.c

@@ -10,8 +10,6 @@
 
 #include <gtk/gtk.h>
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
-
 /* TreeItem structure */
 typedef struct _TreeItem TreeItem;
 struct _TreeItem

demos/icon-browser/iconbrowserwin.c

@@ -409,14 +409,6 @@ icon_browser_window_init (IconBrowserWindow *win)
   g_signal_connect (win->context_model, "notify::selected",  G_CALLBACK (selected_name_changed), win);
 }
 
-static void
-icon_browser_window_dispose (GObject *object)
-{
-  gtk_widget_dispose_template (GTK_WIDGET (object), ICON_BROWSER_WINDOW_TYPE);
-
-  G_OBJECT_CLASS (icon_browser_window_parent_class)->dispose (object);
-}
-
 static void
 icon_browser_window_finalize (GObject *object)
 {
@@ -432,7 +424,6 @@ icon_browser_window_class_init (IconBrowserWindowClass *class)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (class);
 
-  object_class->dispose = icon_browser_window_dispose;
   object_class->finalize = icon_browser_window_finalize;
 
   g_type_ensure (IB_TYPE_ICON);

demos/node-editor/meson.build

@@ -19,24 +19,12 @@ executable('gtk4-node-editor',
   ] + common_cflags,
   win_subsystem: 'windows',
   link_args: extra_demo_ldflags,
-  install: true,
+  install: false,
 )
 
-# icons
-icontheme_dir = join_paths(gtk_datadir, 'icons/hicolor')
-
-foreach size: ['scalable', 'symbolic']
-  install_subdir('data/' + size, install_dir: icontheme_dir)
-endforeach
-
-# desktop file
-install_data('org.gtk.gtk4.NodeEditor.desktop', install_dir: gtk_applicationsdir)
-
-# appdata
-configure_file(
-  input: 'org.gtk.gtk4.NodeEditor.appdata.xml.in',
-  output: 'org.gtk.gtk4.NodeEditor.appdata.xml',
-  configuration: appdata_config,
-  install_dir: gtk_appdatadir
-)
+# icons, don't install them until we decide to install gtk4-node-editor
+#icontheme_dir = join_paths(gtk_datadir, 'icons/hicolor')
 
+#foreach size: ['scalable', 'symbolic']
+#  install_subdir('data/' + size, install_dir: icontheme_dir)
+#endforeach

demos/node-editor/node-editor-window.c

@@ -57,7 +57,6 @@ struct _NodeEditorWindow
   GtkWidget *testcase_cairo_checkbutton;
   GtkWidget *testcase_name_entry;
   GtkWidget *testcase_save_button;
-  GtkWidget *scale_scale;
 
   GtkWidget *renderer_listbox;
   GListStore *renderers;
@@ -172,7 +171,6 @@ text_changed (GtkTextBuffer    *buffer,
   GBytes *bytes;
   GtkTextIter iter;
   GtkTextIter start, end;
-  float scale;
 
   g_array_remove_range (self->errors, 0, self->errors->len);
   text = get_current_text (self->text_buffer);
@@ -183,17 +181,6 @@ text_changed (GtkTextBuffer    *buffer,
 
   /* If this is too slow, go fix the parser performance */
   self->node = gsk_render_node_deserialize (bytes, deserialize_error_func, self);
-
-  scale = gtk_scale_button_get_value (GTK_SCALE_BUTTON (self->scale_scale));
-  if (self->node && scale != 1.0)
-    {
-      GskRenderNode *node;
-
-      node = gsk_transform_node_new (self->node, gsk_transform_scale (NULL, scale, scale));
-      gsk_render_node_unref (self->node);
-      self->node = node;
-    }
-
   g_bytes_unref (bytes);
   if (self->node)
     {
@@ -290,14 +277,6 @@ text_changed (GtkTextBuffer    *buffer,
                                      &start, &end);
 }
 
-static void
-scale_changed (GObject          *object,
-               GParamSpec       *pspec,
-               NodeEditorWindow *self)
-{
-  text_changed (self->text_buffer, self);
-}
-
 static gboolean
 text_view_query_tooltip_cb (GtkWidget        *widget,
                             int               x,
@@ -873,14 +852,6 @@ dark_mode_cb (GtkToggleButton *button,
                 NULL);
 }
 
-static void
-node_editor_window_dispose (GObject *object)
-{
-  gtk_widget_dispose_template (GTK_WIDGET (object), NODE_EDITOR_WINDOW_TYPE);
-
-  G_OBJECT_CLASS (node_editor_window_parent_class)->dispose (object);
-}
-
 static void
 node_editor_window_finalize (GObject *object)
 {
@@ -975,7 +946,6 @@ node_editor_window_class_init (NodeEditorWindowClass *class)
   GObjectClass *object_class = G_OBJECT_CLASS (class);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 
-  object_class->dispose = node_editor_window_dispose;
   object_class->finalize = node_editor_window_finalize;
 
   gtk_widget_class_set_template_from_resource (widget_class,
@@ -992,7 +962,6 @@ node_editor_window_class_init (NodeEditorWindowClass *class)
   gtk_widget_class_bind_template_child (widget_class, NodeEditorWindow, testcase_cairo_checkbutton);
   gtk_widget_class_bind_template_child (widget_class, NodeEditorWindow, testcase_name_entry);
   gtk_widget_class_bind_template_child (widget_class, NodeEditorWindow, testcase_save_button);
-  gtk_widget_class_bind_template_child (widget_class, NodeEditorWindow, scale_scale);
 
   gtk_widget_class_bind_template_callback (widget_class, text_view_query_tooltip_cb);
   gtk_widget_class_bind_template_callback (widget_class, open_cb);
@@ -1099,7 +1068,6 @@ node_editor_window_init (NodeEditorWindow *self)
 
   self->text_buffer = gtk_text_buffer_new (self->tag_table);
   g_signal_connect (self->text_buffer, "changed", G_CALLBACK (text_changed), self);
-  g_signal_connect (self->scale_scale, "notify::value", G_CALLBACK (scale_changed), self);
   gtk_text_view_set_buffer (GTK_TEXT_VIEW (self->text_view), self->text_buffer);
 
   /* Default */

demos/node-editor/node-editor-window.ui

@@ -157,23 +157,6 @@
             <signal name="notify::active" handler="dark_mode_cb" swapped="0"/>
           </object>
         </child>
-        <child type="end">
-          <object class="GtkScaleButton" id="scale_scale">
-            <property name="focus-on-click">0</property>
-            <property name="valign">center</property>
-            <property name="adjustment">
-              <object class="GtkAdjustment">
-                <property name="lower">1</property>
-                <property name="value">1</property>
-                <property name="upper">10</property>
-                <property name="step-increment">0.1</property>
-                <property name="page-increment">0.5</property>
-              </object>
-            </property>
-            <property name="icons">zoom-in-symbolic</property>
-            <property name="tooltip-text" translatable="yes">Scale the image</property>
-          </object>
-        </child>
       </object>
     </child>
     <child>
@@ -216,6 +199,7 @@
                     <child>
                       <object class="GtkPicture" id="picture">
                         <property name="can-shrink">0</property>
+                        <property name="keep-aspect-ratio">1</property>
                         <property name="halign">center</property>
                         <property name="valign">center</property>
                         <child>

demos/node-editor/node-format.md

@@ -13,8 +13,6 @@ Each node has its own `<node-name>` and supports a custom set of properties, eac
 
 When serializing and the value of a property equals the default value, this value will not be serialized. Serialization aims to produce an output as small as possible.
 
-To embed newlines in strings, use \A. To break a long string into multiple lines, escape the newline with a \.
-
 # Nodes
 
 ### container
@@ -137,23 +135,6 @@ Creates a node like `gsk_cross_fade_node_new()` with the given properties.
 
 Creates a node like `gsk_debug_node_new()` with the given properties.
 
-### glshader
-
-| property   | syntax             | default                | printed     |
-| ---------- | ------------------ | ---------------------- | ----------- |
-| bounds     | `<rect>`           | 50                     | always      |
-| sourcecode | `<string>`         | ""                     | always      |
-| args       | `<uniform values>` | none                   | non-default |
-| child1     | `<node>`           | none                   | non-default |
-| child2     | `<node>`           | none                   | non-default |
-| child3     | `<node>`           | none                   | non-default |
-| child4     | `<node>`           | none                   | non-default |
-
-Creates a GLShader node. The `sourcecode` must be a GLSL fragment shader.
-The `args` must match the uniforms of simple types declared in that shader,
-in order and comma-separated. The `child` properties must match the sampler
-uniforms in the shader.
-
 ### inset-shadow
 
 | property | syntax           | default                | printed     |
@@ -305,3 +286,20 @@ representation for this texture is `url("data:image/png;base64,iVBORw0KGgoAAAANS
 | transform| `<transform>`    | none                   | non-default |
 
 Creates a node like `gsk_transform_node_new()` with the given properties.
+
+### glshader
+
+| property   | syntax             | default                | printed     |
+| ---------- | ------------------ | ---------------------- | ----------- |
+| bounds     | `<rect>`           | 50                     | always      |
+| sourcecode | `<string>`         | ""                     | always      |
+| args       | `<uniform values>` | none                   | non-default |
+| child1     | `<node>`           | none                   | non-default |
+| child2     | `<node>`           | none                   | non-default |
+| child3     | `<node>`           | none                   | non-default |
+| child4     | `<node>`           | none                   | non-default |
+
+Creates a GLShader node. The `sourcecode` must be a GLSL fragment shader.
+The `args` must match the uniforms of simple types declared in that shader,
+in order and comma-separated. The `child` properties must match the sampler
+uniforms in the shader.

demos/node-editor/org.gtk.gtk4.NodeEditor.appdata.xml.in

@@ -1,40 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<component type="desktop">
-  <id>org.gtk.gtk4.NodeEditor</id>
-  <launchable type="desktop-id">org.gtk.gtk4.NodeEditor.desktop</launchable>
-  <metadata_license>CC0-1.0</metadata_license>
-  <project_license>LGPL-2.1-or-later</project_license>
-  <name>GTK Node Editor</name>
-  <summary>Program to edit render node files</summary>
-  <description>
-    <p>
-      GTK Node Editor is a simple application to show and edit
-      render node files.
-    </p>
-    <p>
-      Render node files can e.g. be created by the GTK inspector.
-    </p>
-  </description>
-  <screenshots>
-    <screenshot>
-      <image>https://static.gnome.org/appdata/gtk4-node-editor/gtk4-node-editor.png</image>
-      <caption>Node Editor</caption>
-    </screenshot>
-  </screenshots>
-  <kudos>
-    <kudo>HiDpiIcon</kudo>
-    <kudo>ModernToolkit</kudo>
-  </kudos>
-  <url type="homepage">https://www.gtk.org</url>
-  <translation type="gettext">gtk-4.0</translation>
-  <update_contact>matthias.clasen_at_gmail.com</update_contact>
-  <developer_name>Matthias Clasen and others</developer_name>
-  <content_rating type="oars-1.1"/>
-  <releases>
-    <release version="@BUILD_VERSION@">
-      <description>
-        <p>A new build of GTK.</p>
-      </description>
-    </release>
-  </releases>
-</component>

demos/node-editor/org.gtk.gtk4.NodeEditor.desktop

@@ -1,9 +0,0 @@
-[Desktop Entry]
-Name=Node Editor
-Comment=An application that edits render nodes
-Exec=gtk4-node-editor
-Icon=org.gtk.gtk4.NodeEditor
-Terminal=false
-Type=Application
-StartupNotify=true
-Categories=Development;GTK;

demos/widget-factory/widget-factory.c

@@ -213,31 +213,6 @@ activate_background (GSimpleAction *action,
   populate_flowbox (flowbox);
 }
 
-static void
-file_chooser_response (GtkNativeDialog *self,
-                       int              response)
-{
-  gtk_native_dialog_destroy (self);
-}
-
-static void
-activate_open_file (GSimpleAction *action,
-                    GVariant      *parameter,
-                    gpointer       user_data)
-{
-  GtkFileChooserNative *chooser;
-
-  chooser = gtk_file_chooser_native_new ("Open file",
-                                         NULL,
-                                         GTK_FILE_CHOOSER_ACTION_OPEN,
-                                         "Open",
-                                         "Cancel");
-
-  g_signal_connect (chooser, "response", G_CALLBACK (file_chooser_response), NULL);
-
-  gtk_native_dialog_show (GTK_NATIVE_DIALOG (chooser));
-}
-
 static void
 activate_open (GSimpleAction *action,
                GVariant      *parameter,
@@ -664,7 +639,6 @@ on_record_button_toggled (GtkToggleButton *button,
     gtk_widget_add_css_class (GTK_WIDGET (button), "destructive-action");
 }
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 static void
 on_page_combo_changed (GtkComboBox *combo,
                        gpointer     user_data)
@@ -706,7 +680,6 @@ on_page_combo_changed (GtkComboBox *combo,
     default:;
     }
 }
-G_GNUC_END_IGNORE_DEPRECATIONS
 
 static void
 on_range_from_changed (GtkSpinButton *from)
@@ -845,7 +818,6 @@ page_changed_cb (GtkWidget *stack, GParamSpec *pspec, gpointer data)
     }
 }
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 static void
 populate_model (GtkTreeStore *store)
 {
@@ -963,7 +935,6 @@ row_separator_func (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
 
   return is_sep;
 }
-G_GNUC_END_IGNORE_DEPRECATIONS
 
 static void
 update_title_header (GtkListBoxRow *row,
@@ -1582,7 +1553,6 @@ osd_frame_pressed (GtkGestureClick *gesture,
   return GDK_EVENT_STOP;
 }
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 static gboolean
 page_combo_separator_func (GtkTreeModel *model,
                            GtkTreeIter  *iter,
@@ -1597,7 +1567,6 @@ page_combo_separator_func (GtkTreeModel *model,
 
   return res;
 }
-G_GNUC_END_IGNORE_DEPRECATIONS
 
 static void
 toggle_format (GSimpleAction *action,
@@ -1850,7 +1819,6 @@ update_buttons (GtkWidget *iv, GtkIconSize size)
   gtk_widget_set_sensitive (button, size != GTK_ICON_SIZE_INHERIT);
 }
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 static void
 increase_icon_size (GtkWidget *iv)
 {
@@ -1901,7 +1869,6 @@ reset_icon_size (GtkWidget *iv)
 
   gtk_widget_queue_resize (iv);
 }
-G_GNUC_END_IGNORE_DEPRECATIONS
 
 static char *
 scale_format_value_blank (GtkScale *scale, double value, gpointer user_data)
@@ -2114,24 +2081,26 @@ activate (GApplication *app)
 
   builder = gtk_builder_new ();
   scope = gtk_builder_cscope_new ();
-  gtk_builder_cscope_add_callback (scope, on_entry_icon_release);
-  gtk_builder_cscope_add_callback (scope, on_scale_button_value_changed);
-  gtk_builder_cscope_add_callback (scope, on_record_button_toggled);
-  gtk_builder_cscope_add_callback (scope, on_page_combo_changed);
-  gtk_builder_cscope_add_callback (scope, on_range_from_changed);
-  gtk_builder_cscope_add_callback (scope, on_range_to_changed);
-  gtk_builder_cscope_add_callback (scope, on_picture_drag_prepare);
-  gtk_builder_cscope_add_callback (scope, on_picture_drop);
-  gtk_builder_cscope_add_callback (scope, tab_close_cb);
-  gtk_builder_cscope_add_callback (scope, increase_icon_size);
-  gtk_builder_cscope_add_callback (scope, decrease_icon_size);
-  gtk_builder_cscope_add_callback (scope, osd_frame_pressed);
-  gtk_builder_cscope_add_callback (scope, age_entry_changed);
-  gtk_builder_cscope_add_callback (scope, validate_more_details);
-  gtk_builder_cscope_add_callback (scope, mode_switch_state_set);
-  gtk_builder_cscope_add_callback (scope, level_scale_value_changed);
-  gtk_builder_cscope_add_callback (scope, transition_speed_changed);
-  gtk_builder_cscope_add_callback (scope, reset_icon_size);
+  gtk_builder_cscope_add_callback_symbols (GTK_BUILDER_CSCOPE (scope),
+          "on_entry_icon_release", (GCallback)on_entry_icon_release,
+          "on_scale_button_value_changed", (GCallback)on_scale_button_value_changed,
+          "on_record_button_toggled", (GCallback)on_record_button_toggled,
+          "on_page_combo_changed", (GCallback)on_page_combo_changed,
+          "on_range_from_changed", (GCallback)on_range_from_changed,
+          "on_range_to_changed", (GCallback)on_range_to_changed,
+          "on_picture_drag_prepare", (GCallback)on_picture_drag_prepare,
+          "on_picture_drop", (GCallback)on_picture_drop,
+          "tab_close_cb", (GCallback)tab_close_cb,
+          "increase_icon_size", (GCallback)increase_icon_size,
+          "decrease_icon_size", (GCallback)decrease_icon_size,
+          "reset_icon_size", (GCallback)reset_icon_size,
+          "osd_frame_pressed", (GCallback)osd_frame_pressed,
+          "age_entry_changed", (GCallback)age_entry_changed,
+          "validate_more_details", (GCallback)validate_more_details,
+          "mode_switch_state_set", (GCallback)mode_switch_state_set,
+          "level_scale_value_changed", (GCallback)level_scale_value_changed,
+          "transition_speed_changed", (GCallback)transition_speed_changed,
+          NULL);
   gtk_builder_set_scope (builder, scope);
   g_object_unref (scope);
   if (!gtk_builder_add_from_resource (builder, "/org/gtk/WidgetFactory4/widget-factory.ui", &error))
@@ -2278,12 +2247,10 @@ activate (GApplication *app)
   g_object_set_data (G_OBJECT (window), "selection_flowbox", widget2);
   g_signal_connect_swapped (widget, "clicked", G_CALLBACK (populate_flowbox), widget2);
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
   widget = (GtkWidget *)gtk_builder_get_object (builder, "charletree");
   populate_model ((GtkTreeStore *)gtk_tree_view_get_model (GTK_TREE_VIEW (widget)));
   gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (widget), row_separator_func, NULL, NULL);
   gtk_tree_view_expand_all (GTK_TREE_VIEW (widget));
-G_GNUC_END_IGNORE_DEPRECATIONS
 
   widget = GTK_WIDGET (gtk_builder_get_object (builder, "munsell"));
   widget2 = GTK_WIDGET (gtk_builder_get_object (builder, "cchooser"));
@@ -2291,7 +2258,6 @@ G_GNUC_END_IGNORE_DEPRECATIONS
   populate_colors (widget, widget2);
   g_signal_connect (widget2, "notify::rgba", G_CALLBACK (rgba_changed), widget);
 
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS
   widget = (GtkWidget *)gtk_builder_get_object (builder, "page_combo");
   gtk_combo_box_set_row_separator_func (GTK_COMBO_BOX (widget), page_combo_separator_func, NULL, NULL);
   widget2 = (GtkWidget *)gtk_builder_get_object (builder, "range_from_spin");
@@ -2302,7 +2268,6 @@ G_GNUC_BEGIN_IGNORE_DEPRECATIONS
   g_object_set_data (G_OBJECT (widget), "range_to_spin", widget3);
   g_object_set_data (G_OBJECT (widget2), "range_to_spin", widget3);
   g_object_set_data (G_OBJECT (widget), "print_button", widget4);
-G_GNUC_END_IGNORE_DEPRECATIONS
 
   widget2 = (GtkWidget *)gtk_builder_get_object (builder, "tooltextview");
 
@@ -2488,7 +2453,7 @@ main (int argc, char *argv[])
     { "share", activate_action, NULL, NULL, NULL },
     { "labels", activate_action, NULL, NULL, NULL },
     { "new", activate_action, NULL, NULL, NULL },
-    { "open", activate_open_file, NULL, NULL, NULL },
+    { "open", activate_action, NULL, NULL, NULL },
     { "open-in", activate_action, NULL, NULL, NULL },
     { "open-tab", activate_action, NULL, NULL, NULL },
     { "open-window", activate_action, NULL, NULL, NULL },

demos/widget-factory/widget-factory.gresource.xml

@@ -111,8 +111,6 @@
     <file>icons/scalable/status/weather-showers-symbolic.svg</file>
     <file>icons/scalable/status/weather-snow-symbolic.svg</file>
 
-    <file alias='icons/scalable/apps/org.gtk.WidgetFactory4.svg'>data/scalable/apps/org.gtk.WidgetFactory4.svg</file>
-
   </gresource>
   <gresource prefix="/org/gtk/WidgetFactory4">
     <file>gtk-logo.webm</file>

demos/widget-factory/widget-factory.ui

@@ -1265,7 +1265,6 @@ Suspendisse feugiat quam quis dolor accumsan cursus.</property>
                                 <property name="child">
                                   <object class="GtkPicture">
                                     <property name="file">resource:///org/gtk/WidgetFactory4/sunset.jpg</property>
-                                    <property name="content-fit">cover</property>
                                     <child>
                                       <object class="GtkDragSource">
                                         <signal name="prepare" handler="on_picture_drag_prepare" swapped="no"/>
@@ -3345,12 +3344,10 @@ bad things might happen.</property>
       <attribute name="display-hint">circular-buttons</attribute>
       <item>
         <attribute name="verb-icon">printer-symbolic</attribute>
-        <attribute name="label" translatable="yes">Print all the things!</attribute>
         <attribute name="action">win.print</attribute>
       </item>
       <item>
         <attribute name="verb-icon">emblem-shared-symbolic</attribute>
-        <attribute name="label" translatable="yes">Share all the things!</attribute>
         <attribute name="action">app.share</attribute>
       </item>
     </section>
@@ -3365,17 +3362,14 @@ bad things might happen.</property>
       <attribute name="label" translatable="yes">Edit</attribute>
       <item>
         <attribute name="verb-icon">edit-cut-symbolic</attribute>
-        <attribute name="label" translatable="yes">Cut</attribute>
         <attribute name="action">app.cut</attribute>
       </item>
       <item>
         <attribute name="verb-icon">edit-copy-symbolic</attribute>
-        <attribute name="label" translatable="yes">Copy</attribute>
         <attribute name="action">app.copy</attribute>
       </item>
       <item>
         <attribute name="verb-icon">edit-paste-symbolic</attribute>
-        <attribute name="label" translatable="yes">Paste</attribute>
         <attribute name="action">app.paste</attribute>
       </item>
     </section>

docs/reference/gdk/gdk4-wayland.toml.in

@@ -5,7 +5,7 @@ repository_url = "https://gitlab.gnome.org/GNOME/gtk.git"
 website_url = "https://www.gtk.org"
 authors = "GTK Development Team"
 logo_url = "gtk-logo.svg"
-license = "LGPL-2.1-or-later"
+license = "GPL-2.1-or-later"
 description = "The GTK toolkit"
 devhelp = true
 

docs/reference/gdk/gdk4-x11.toml.in

@@ -5,7 +5,7 @@ repository_url = "https://gitlab.gnome.org/GNOME/gtk.git"
 website_url = "https://www.gtk.org"
 authors = "GTK Development Team"
 logo_url = "gtk-logo.svg"
-license = "LGPL-2.1-or-later"
+license = "GPL-2.1-or-later"
 description = "The GTK toolkit"
 dependencies = ["Gdk-4.0"]
 devhelp = true

docs/reference/gtk/gtk4-builder-tool.rst

@@ -12,11 +12,10 @@ SYNOPSIS
 --------
 |   **gtk4-builder-tool** <COMMAND> [OPTIONS...] <FILE>
 |
-|   **gtk4-builder-tool** validate [OPTIONS...] <FILE>
-|   **gtk4-builder-tool** enumerate [OPTIONS...] <FILE>
+|   **gtk4-builder-tool** validate <FILE>
+|   **gtk4-builder-tool** enumerate <FILE>
 |   **gtk4-builder-tool** simplify [OPTIONS...] <FILE>
 |   **gtk4-builder-tool** preview [OPTIONS...] <FILE>
-|   **gtk4-builder-tool** screenshot [OPTIONS...] <FILE>
 
 DESCRIPTION
 -----------
@@ -33,24 +32,16 @@ Validation
 The ``validate`` command validates the given UI definition file and reports
 errors to ``stderr``.
 
-``--deprecations``
-
-  Warn about uses of deprecated types in the UI definition file.
-
 Enumeration
 ^^^^^^^^^^^
 
-The ``enumerate`` command prints all the named objects that are present in the UI
+The ``enumerate`` command lists all the named objects that are present in the UI
 definition file.
 
-``--callbacks``
-
-  Print the names of callbacks as well.
-
 Preview
 ^^^^^^^
 
-The ``preview`` command displays the UI definition file.
+The ``preview`` command displays the UI dfinition file.
 
 This command accepts options to specify the ID of the toplevel object and a CSS
 file to use.
@@ -64,33 +55,6 @@ file to use.
 
   Load style information from the given CSS file.
 
-Screenshot
-^^^^^^^^^^
-
-The ``screenshot`` command saves a rendering of the UI definition file
-as a png image or node file. The name of the file to write can be specified as
-a second FILE argument.
-
-This command accepts options to specify the ID of the toplevel object and a CSS
-file to use.
-
-``--id=ID``
-
-  The ID of the object to preview. If not specified, gtk4-builder-tool will
-  choose a suitable object on its own.
-
-``--css=FILE``
-
-  Load style information from the given CSS file.
-
-``--node``
-
-  Write a serialized node file instead of a png image.
-
-``--force``
-
-  Overwrite an existing file.
-
 Simplification
 ^^^^^^^^^^^^^^
 

docs/reference/gtk/gtk4-node-editor.rst

@@ -1,27 +0,0 @@
-.. _gtk4-node-editor(1):
-
-=================
-gtk4-node-editor
-=================
-
------------------
-Editor render nodes
------------------
-
-SYNOPSIS
---------
-
-|   **gtk4-node-editor** [OPTIONS...]
-
-DESCRIPTION
------------
-
-``gtk4-node-editor`` is a utility to show and edit render node files.
-Such render node files can be obtained e.g. from the GTK inspector.
-
-OPTIONS
--------
-
-``-h, --help``
-
-  Show the application help.

docs/reference/gtk/images/aboutdialog.ui

@@ -1,16 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkAboutDialog">
-    <property name="program-name">GTK Code Demos</property>
-    <property name="version">4.8.0</property>
-    <property name="copyright">© 1997-2022 The GTK Team</property>
-    <property name="comments">Program to demonstrate GTK functions</property>
-    <property name="logo">gtk-logo.png</property>
-    <property name="title">About GTK Code Demos</property>
-    <property name="authors">Peter Mattis
-Spencer Kimball
-Josh MacDonald
-and many more…
-</property>
-  </object>
-</interface>

docs/reference/gtk/images/action-bar.ui

@@ -1,47 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkWindow">
-    <property name="decorated">0</property>
-    <property name="resizable">0</property>
-    <property name="default-width">280</property>
-    <property name="default-height">120</property>
-    <style>
-       <class name="nobackground"/>
-    </style>
-    <child>
-      <object class="GtkBox">
-        <style>
-          <class name="shadow"/>
-          <class name="background"/>
-          <class name="frame"/>
-        </style>
-        <child>
-          <object class="GtkBox">
-            <property name="orientation">vertical</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <child>
-              <object class="GtkTextView">
-                <property name="vexpand">1</property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkActionBar">
-                <child>
-                  <object class="GtkButton">
-                    <property name="icon-name">object-select-symbolic</property>
-                  </object>
-                </child>
-                <child>
-                  <object class="GtkButton">
-                    <property name="icon-name">call-start-symbolic</property>
-                  </object>
-                </child>
-              </object>
-            </child>
-          </object>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

docs/reference/gtk/images/appchooserbutton.ui

@@ -1,43 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkWindow">
-    <property name="decorated">0</property>
-    <property name="resizable">0</property>
-    <property name="default-width">280</property>
-    <property name="default-height">120</property>
-    <style>
-       <class name="nobackground"/>
-    </style>
-    <child>
-      <object class="GtkBox">
-        <style>
-          <class name="shadow"/>
-          <class name="background"/>
-          <class name="frame"/>
-        </style>
-        <child>
-          <object class="GtkBox">
-            <property name="orientation">vertical</property>
-            <property name="spacing">3</property>
-            <property name="hexpand">1</property>
-            <property name="vexpand">1</property>
-            <property name="halign">center</property>
-            <property name="valign">center</property>
-            <child>
-              <object class="GtkAppChooserButton">
-                <property name="content-type">text/plain</property>
-                <property name="halign">center</property>
-                <property name="valign">center</property>
-              </object>
-            </child>
-            <child>
-              <object class="GtkLabel">
-                <property name="label">Application Button</property>
-              </object>
-            </child>
-          </object>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

docs/reference/gtk/images/appchooserdialog.ui

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkAppChooserDialog">
-    <property name="content-type">image/png</property>
-    <property name="default-width">200</property>
-    <property name="default-height">300</property>
-  </object>
-</interface>