Add MenuButton active property.

.gitlab-ci.yml

@@ -1,7 +1,3 @@
-include:
-  - project: 'gnome/citemplates'
-    file: 'flatpak/flatpak_ci_initiative.yml'
-
 stages:
   - build
   - analysis
@@ -24,7 +20,7 @@ variables:
   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:v27"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v25"
   FLATPAK_IMAGE: "registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master"
   DOCS_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora-docs:v25"
 
@@ -43,7 +39,6 @@ style-check-diff:
     - .gitlab-ci/run-style-check-diff.sh
 
 .build-fedora-default:
-  extends: .only-default
   image: $FEDORA_IMAGE
   artifacts:
     when: always
@@ -104,7 +99,6 @@ installed-tests:
   needs: []
   variables:
     EXTRA_MESON_FLAGS: "--prefix=/usr --libdir=/usr/lib64 -Dinstall-tests=true"
-    G_TEST_ACCESSIBLE: 1
   script:
     - meson subprojects update
     - meson ${COMMON_MESON_FLAGS} ${EXTRA_MESON_FLAGS} ${BACKEND_FLAGS} ${FEATURE_FLAGS}
@@ -122,7 +116,6 @@ installed-tests:
 
 
 .mingw-defaults:
-  extends: .only-default
   stage: build
   tags:
     - win32-ps
@@ -146,32 +139,6 @@ msys2-mingw64:
     MSYSTEM: "MINGW64"
     CHERE_INVOKING: "yes"
 
-macos:
-  extends: .only-default
-  only:
-    - branches@GNOME/gtk
-  stage: build
-  tags:
-    - macos
-  needs: []
-  before_script:
-    - bash .gitlab-ci/show-execution-environment.sh
-    - pip3 install --user meson==0.56
-    - pip3 install --user ninja
-    - export PATH=/Users/gitlabrunner/Library/Python/3.7/bin:$PATH
-    - export MESON_FORCE_BACKTRACE=1
-  script:
-    - meson -Dx11-backend=false
-            -Dintrospection=disabled
-            -Dcpp_std=c++11
-            -Dpixman:tests=disabled
-            _build
-    - ninja -C _build
-  artifacts:
-    when: always
-    paths:
-      - "${CI_PROJECT_DIR}/_build/meson-logs"
-
 .flatpak-defaults:
   image: $FLATPAK_IMAGE
   stage: flatpak
@@ -181,7 +148,6 @@ macos:
   artifacts:
     paths:
       - "${APPID}-dev.flatpak"
-      - 'repo.tar'
     expire_in: 1 day
   script:
     - bash -x ./.gitlab-ci/flatpak-build.sh "${APPID}"
@@ -233,24 +199,6 @@ flatpak-master:icon-browser:
   variables:
     APPID: org.gtk.IconBrowser4
 
-# 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
-nightly demo:
-    extends: '.publish_nightly'
-    dependencies: ['flatpak-master:demo']
-    needs: ['flatpak-master:demo']
-
-nightly factory:
-    extends: '.publish_nightly'
-    dependencies: ['flatpak-master:widget-factory']
-    needs: ['flatpak-master:widget-factory']
-
-nightly icon-browser:
-    extends: '.publish_nightly'
-    dependencies: ['flatpak-master:icon-browser']
-    needs: ['flatpak-master:icon-browser']
-
 static-scan:
   image: $FEDORA_IMAGE
   stage: analysis

.gitlab-ci/flatpak-build.sh

@@ -40,8 +40,3 @@ flatpak build-bundle \
         ${appid}-dev.flatpak \
         --runtime-repo=https://nightly.gnome.org/gnome-nightly.flatpakrepo \
         ${appid}
-
-# to be consumed by the nightly publish jobs
-if [[ $CI_COMMIT_BRANCH == master ]]; then
-        tar cf repo.tar ${repodir}
-fi

.gitlab-ci/show-execution-environment.sh

@@ -1,8 +0,0 @@
-#!/bin/bash
-
-set -eux -o pipefail
-
-xcodebuild -version || :
-xcodebuild -showsdks || :
-
-system_profiler SPSoftwareDataType || :

CONTRIBUTING.md

@@ -56,12 +56,6 @@ If the issue includes a crash, you should also include:
  0. the eventual warnings printed on the terminal
  0. a backtrace, obtained with tools such as GDB or LLDB
 
-It is fine to include screenshots of screen recordings to demonstrate
-an issue that is best to understand visually, but please don't just
-dump screen recordings without further details into issues. It is
-essential that the problem is described in enough detail to reproduce
-it without watching a video.
-
 For small issues, such as:
 
  - spelling/grammar fixes in the documentation

README.md

@@ -17,7 +17,7 @@ license fees or royalties.
 
 The official download location
 
-  - https://download.gnome.org/sources/gtk/
+  - https://download.gnome.org/sources/gtk+
 
 The official web site
 
@@ -49,11 +49,11 @@ In order to build GTK you will need:
 You will also need various dependencies, based on the platform you are
 building for:
 
-  - [GLib](https://download.gnome.org/sources/glib/)
-  - [GdkPixbuf](https://download.gnome.org/sources/gdk-pixbuf/)
-  - [GObject-Introspection](https://download.gnome.org/sources/gobject-introspection/)
-  - [Cairo](https://www.cairographics.org/)
-  - [Pango](https://download.gnome.org/sources/pango/)
+  - [GLib](https://download.gnome.org/sources/glib)
+  - [GdkPixbuf](https://download.gnome.org/sources/gdk-pixbuf)
+  - [GObject-Introspection](https://download.gnome.org/sources/gobject-introspection)
+  - [Cairo](https://www.cairographics.org)
+  - [Pango](https://download.gnome.org/sources/pango)
   - [Epoxy](https://github.com/anholt/libepoxy)
   - [Graphene](https://github.com/ebassi/graphene)
   - [Xkb-common](https://github.com/xkbcommon/libxkbcommon)

build-aux/meson/dist-theme.py

@@ -1,19 +0,0 @@
-#!/usr/bin/env python3
-
-import os
-from pathlib import PurePath
-import subprocess
-
-stylesheets = [ 'gtk/theme/Adwaita/Adwaita.css',
-                'gtk/theme/Adwaita/Adwaita-dark.css',
-                'gtk/theme/HighContrast/HighContrast.css',
-                'gtk/theme/HighContrast/HighContrast-dark.css' ]
-
-sourceroot = os.environ.get('MESON_SOURCE_ROOT')
-distroot = os.environ.get('MESON_DIST_ROOT')
-
-for stylesheet in stylesheets:
-  stylesheet_path = PurePath(stylesheet)
-  src = PurePath(sourceroot, stylesheet_path.with_suffix('.scss'))
-  dst = PurePath(distroot, stylesheet_path)
-  subprocess.call(['sassc', '-a', '-M', '-t', 'compact', src, dst])

build-aux/meson/post-install.py

@@ -1,21 +1,20 @@
 #!/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]
+
+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_immodule_dir = os.path.join(gtk_moduledir, 'immodules')
-
-    print('Compiling GSettings schemas...')
+
+    gtk_moduledir = os.path.join(gtk_libdir, 'gtk-' + gtk_api_version, gtk_abi_version)
+    gtk_printmodule_dir = os.path.join(gtk_moduledir, 'printbackends')
+    gtk_immodule_dir = os.path.join(gtk_moduledir, 'immodules')
+
+    print('Compiling GSettings schemas...')
     glib_compile_schemas = subprocess.check_output(['pkg-config',
                                                    '--variable=glib_compile_schemas',
                                                    'gio-2.0']).strip()
@@ -23,14 +22,13 @@ if 'DESTDIR' not in os.environ:
         # 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.path.join(gtk_datadir, 'glib-2.0', 'schemas')])
+
+    print('Updating icon cache...')
+    subprocess.call(['gtk4-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',
@@ -39,7 +37,7 @@ if 'DESTDIR' not in os.environ:
         # 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 input methods...')
+
+    print('Updating module cache for input methods...')
     os.makedirs(gtk_immodule_dir, exist_ok=True)
     subprocess.call([gio_querymodules, gtk_immodule_dir])

config.h.meson

@@ -1,9 +1,8 @@
+/* config.h.in.  Generated from configure.ac by autoheader.  */
+
 /* always defined to indicate that i18n is enabled */
 #define ENABLE_NLS 1
 
-/* Use structured logging */
-#define G_LOG_STRUCTURED 1
-
 /* The prefix for our gettext translation domains. */
 #mesondefine GETTEXT_PACKAGE
 

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

@@ -36,7 +36,7 @@ struct _ConstraintEditorWindow
 G_DEFINE_TYPE(ConstraintEditorWindow, constraint_editor_window, GTK_TYPE_APPLICATION_WINDOW);
 
 static GtkConstraintTarget *
-find_target (GListModel          *model,
+find_target (GListModel *model,
              GtkConstraintTarget *orig)
 {
   const char *name;
@@ -163,30 +163,20 @@ constraint_editor_window_load (ConstraintEditorWindow *self,
       GtkConstraint *clone;
       GtkConstraintTarget *target;
       GtkConstraintTarget *source;
-      GtkConstraintAttribute source_attr;
 
       item = g_list_model_get_item (list, i);
       constraint = GTK_CONSTRAINT (item);
 
       target = gtk_constraint_get_target (constraint);
       source = gtk_constraint_get_source (constraint);
-      source_attr = gtk_constraint_get_source_attribute (constraint);
-
-      if (source == NULL && source_attr == GTK_CONSTRAINT_ATTRIBUTE_NONE)
-        clone = gtk_constraint_new_constant (find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), target),
+      clone = gtk_constraint_new (find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), target),
                                   gtk_constraint_get_target_attribute (constraint),
                                   gtk_constraint_get_relation (constraint),
+                                  find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), source),
+                                  gtk_constraint_get_target_attribute (constraint),
+                                  gtk_constraint_get_multiplier (constraint),
                                   gtk_constraint_get_constant (constraint),
                                   gtk_constraint_get_strength (constraint));
-      else
-        clone = gtk_constraint_new (find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), target),
-                                    gtk_constraint_get_target_attribute (constraint),
-                                    gtk_constraint_get_relation (constraint),
-                                    find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), source),
-                                    source_attr,
-                                    gtk_constraint_get_multiplier (constraint),
-                                    gtk_constraint_get_constant (constraint),
-                                    gtk_constraint_get_strength (constraint));
 
       constraint_view_add_constraint (CONSTRAINT_VIEW (self->view), clone);
 
@@ -310,7 +300,7 @@ save_response_cb (GtkNativeDialog        *dialog,
       model = constraint_view_get_model (CONSTRAINT_VIEW (self->view));
       text = serialize_model (model);
       file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
-      g_file_replace_contents (file, text, strlen (text),
+      g_file_replace_contents (file, text, -1,
                                NULL, FALSE,
                                G_FILE_CREATE_NONE,
                                NULL,

demos/constraint-editor/constraint-editor-window.ui

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
   <template class="ConstraintEditorWindow" parent="GtkApplicationWindow">
+    <style>
+      <class name="devel"/>
+    </style>
     <property name="title" translatable="yes">GTK Constraint Editor</property>
     <property name="default-width">1024</property>
     <property name="default-height">768</property>

demos/constraint-editor/constraint-editor.c

@@ -142,9 +142,6 @@ get_target (GListModel *model,
 {
   int i;
 
-  if (id == NULL)
-    return NULL;
-
   if (strcmp ("super", id) == 0)
     return NULL;
 
@@ -215,22 +212,6 @@ get_relation_nick (GtkConstraintRelation relation)
   return nick;
 }
 
-static const char *
-get_relation_display_name (GtkConstraintRelation relation)
-{
-  switch (relation)
-    {
-    case GTK_CONSTRAINT_RELATION_LE:
-      return "≤";
-    case GTK_CONSTRAINT_RELATION_EQ:
-      return "=";
-    case GTK_CONSTRAINT_RELATION_GE:
-      return "≥";
-    default:
-      return "?";
-    }
-}
-
 static GtkConstraintStrength
 get_strength (const char *id)
 {
@@ -350,7 +331,6 @@ source_attr_changed (ConstraintEditor *editor)
     {
       gtk_widget_set_sensitive (editor->source, TRUE);
       gtk_widget_set_sensitive (editor->multiplier, TRUE);
-      gtk_editable_set_text (GTK_EDITABLE (editor->multiplier), "1");
     }
 }
 
@@ -367,7 +347,7 @@ constraint_editor_constraint_to_string (GtkConstraint *constraint)
 
   name = get_target_name (gtk_constraint_get_target (constraint));
   attr = get_attr_nick (gtk_constraint_get_target_attribute (constraint));
-  relation = get_relation_display_name (gtk_constraint_get_relation (constraint));
+  relation = get_relation_nick (gtk_constraint_get_relation (constraint));
 
   if (name == NULL)
     name = "[ ]";
@@ -461,12 +441,8 @@ update_preview (ConstraintEditor *editor)
 static void
 update_button (ConstraintEditor *editor)
 {
-  const char *target = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target));
-  const char *source = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source));
-  const char *source_attr = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source_attr));
-
-  if (target &&
-      (source || (source_attr && get_target_attr (source_attr) == GTK_CONSTRAINT_ATTRIBUTE_NONE)))
+  if (gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->target)) != NULL &&
+      gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->source)) != NULL)
     gtk_widget_set_sensitive (editor->button, TRUE);
   else
     gtk_widget_set_sensitive (editor->button, FALSE);

demos/constraint-editor/constraint-editor.ui

@@ -78,7 +78,6 @@
           <object class="GtkComboBoxText" id="source_attr">
             <signal name="changed" handler="update_preview" swapped="yes"/>
             <signal name="changed" handler="source_attr_changed" swapped="yes"/>
-            <signal name="changed" handler="update_button" swapped="yes"/>
             <layout>
               <property name="column">2</property>
               <property name="row">3</property>

demos/constraint-editor/meson.build

@@ -8,16 +8,14 @@ constraint_editor_sources = [
 ]
 
 constraint_editor_resources = gnome.compile_resources('constraint_editor_resources',
-  'constraint-editor.gresource.xml',
-  source_dir: '.',
-)
+                                                      'constraint-editor.gresource.xml',
+                                                      source_dir: '.')
 
 executable('gtk4-constraint-editor',
-  sources: [ constraint_editor_sources, constraint_editor_resources, ],
-  c_args: common_cflags,
-  dependencies: libgtk_dep,
-  include_directories: confinc,
-  gui_app: true,
-  link_args: extra_demo_ldflags,
-  install: false,
-)
+           constraint_editor_sources, constraint_editor_resources,
+           c_args: common_cflags,
+           dependencies: libgtk_dep,
+           include_directories: confinc,
+           gui_app: true,
+           link_args: extra_demo_ldflags,
+           install: false)

demos/gtk-demo/alienplanet.glsl

@@ -67,7 +67,7 @@ vec2 raySphere(vec3 ro, vec3 rd, vec4 sphere) {
   return vec2(t0, t1);
 }
 
-float noize1(vec2 p) {
+float noise1(vec2 p) {
   vec2 n = mod2(p, vec2(cellWidth));
   vec2 hh = hash(sqrt(2.0)*(n+1000.0));
   hh.x *= hh.y;
@@ -81,7 +81,7 @@ float noize1(vec2 p) {
   return h*0.25;
 }
 
-float noize2(vec2 p) {
+float noise2(vec2 p) {
   vec2 n = mod2(p, vec2(cellWidth));
   vec2 hh = hash(sqrt(2.0)*(n+1000.0));
   hh.x *= hh.y;
@@ -114,7 +114,7 @@ float height(vec2 p, float dd, int mx) {
   int i = 0;
 
   for (; i < 4;++i) {
-    float nn = a*noize2(p);
+    float nn = a*noise2(p);
     s += nn;
     d += abs(a);
     p += o;
@@ -130,7 +130,7 @@ float height(vec2 p, float dd, int mx) {
   mx = int(mix(float(4), float(mx), step(rdd, far)));
 
   for (; i < mx; ++i) {
-    float nn = a*noize1(p);
+    float nn = a*noise1(p);
     s += nn;
     d += abs(a);
     p += o;

demos/gtk-demo/application.c

@@ -465,7 +465,7 @@ demo_application_window_size_allocate (GtkWidget *widget,
                                                                           baseline);
 
   if (!window->maximized && !window->fullscreen)
-    gtk_window_get_default_size (GTK_WINDOW (window), &window->width, &window->height);
+    gtk_window_get_size (GTK_WINDOW (window), &window->width, &window->height);
 }
 
 static void

demos/gtk-demo/assistant.c

@@ -98,9 +98,6 @@ create_page1 (GtkWidget *assistant)
   gtk_box_append (GTK_BOX (box), label);
 
   entry = gtk_entry_new ();
-  gtk_accessible_update_relation (GTK_ACCESSIBLE (entry),
-                                  GTK_ACCESSIBLE_RELATION_LABELLED_BY, label, NULL,
-                                  -1);
   gtk_entry_set_activates_default (GTK_ENTRY (entry), TRUE);
   gtk_widget_set_valign (entry, GTK_ALIGN_CENTER);
   gtk_box_append (GTK_BOX (box), entry);

demos/gtk-demo/background.glsl

@@ -20,7 +20,7 @@ mainImage(out vec4 fragColor, in vec2 fragCoord, in vec2 resolution, in vec2 uv)
   float b = 1.0/distance (pos, p2);
   float sum = r + g + b;
 
-  float alpha = 1.0 - pow (1.0/(sum), 40.0)*pow (10.0, 40.0*0.7);
+  float alpha = 1.0 - pow (1.0/(sum), 40)*pow (10.0, 40*0.7);
 
   fragColor = vec4 (r*0.5, g*0.5, b*0.5, 1.0) * alpha;
 }

demos/gtk-demo/blendmodes.ui

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
+  <requires lib="gtk+" version="3.20"/>
   <object class="GtkWindow" id="window">
     <property name="resizable">0</property>
     <property name="title">CSS Blend Modes</property>

demos/gtk-demo/builder.c

@@ -1,5 +1,5 @@
 /* Builder
- * #Keywords: GMenu, GtkPopoverMenuBar, GtkBuilder, GtkStatusBar, GtkShortcutController, toolbar
+ * #Keywords: GMenu, GtkPopoverMenuBar, GtkBuilder, GtkStatusBar, toolbar
  *
  * Demonstrates a traditional interface, loaded from a XML description,
  * and shows how to connect actions to the menu items and toolbar buttons.
@@ -158,6 +158,7 @@ do_builder (GtkWidget *do_widget)
       about = GTK_WIDGET (gtk_builder_get_object (builder, "aboutdialog1"));
       gtk_window_set_transient_for (GTK_WINDOW (about), GTK_WINDOW (window));
       gtk_window_set_hide_on_close (GTK_WINDOW (about), TRUE);
+      g_signal_connect (about, "response", G_CALLBACK (gtk_widget_hide), NULL);
       g_object_set_data_full (G_OBJECT (window), "about",
                               about, (GDestroyNotify)gtk_window_destroy);
 

demos/gtk-demo/cogs.glsl

@@ -177,7 +177,7 @@ float ccell2(vec2 p, float r) {
 float df(vec2 p, float scale, inout vec2 nn) {
   p /= scale;
   nn = hextile(p);
-  nn = floor(nn + 0.5);
+  nn = round(nn);
   float r = hash(nn);
 
   float d;;

demos/gtk-demo/cogs2.glsl

@@ -179,7 +179,7 @@ float ccell2(vec2 p, float r) {
 float df(vec2 p, float scale, inout vec2 nn) {
   p /= scale;
   nn = hextile(p);
-  nn = floor(nn + 0.5);
+  nn = round(nn);
   float r = hash(nn);
 
   float d;;

demos/gtk-demo/constraints.c

@@ -1,16 +1,9 @@
-/* Constraints/Simple Constraints
+/* Constraints/Simple
  * #Keywords: GtkLayoutManager
  *
  * GtkConstraintLayout provides a layout manager that uses relations
- * between widgets (also known as “constraints”) to compute the position
+ * between widgets (also known as "constraints") to compute the position
  * and size of each child.
- *
- * In addition to child widgets, the constraints can involve spacer
- * objects (also known as “guides”). This example has a guide between
- * the two buttons in the top row.
- *
- * Try resizing the window to see how the constraints react to update
- * the layout.
  */
 
 #include <glib/gi18n.h>
@@ -241,12 +234,15 @@ simple_grid_init (SimpleGrid *self)
 
   self->button1 = gtk_button_new_with_label ("Child 1");
   gtk_widget_set_parent (self->button1, widget);
+  gtk_widget_set_name (self->button1, "button1");
 
   self->button2 = gtk_button_new_with_label ("Child 2");
   gtk_widget_set_parent (self->button2, widget);
+  gtk_widget_set_name (self->button2, "button2");
 
   self->button3 = gtk_button_new_with_label ("Child 3");
   gtk_widget_set_parent (self->button3, widget);
+  gtk_widget_set_name (self->button3, "button3");
 
   GtkLayoutManager *manager = gtk_widget_get_layout_manager (GTK_WIDGET (self));
   build_constraints (self, GTK_CONSTRAINT_LAYOUT (manager));
@@ -263,8 +259,7 @@ do_constraints (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), "Simple Constraints");
-     gtk_window_set_default_size (GTK_WINDOW (window), 260, -1);
+     gtk_window_set_title (GTK_WINDOW (window), "Constraints");
      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);

demos/gtk-demo/constraints2.c

@@ -1,7 +1,7 @@
-/* Constraints/Interactive Constraints
+/* Constraints/Interactive
  * #Keywords: GtkConstraintLayout
  *
- * This example shows how constraints can be updated during user interaction.
+ * Demonstrate how constraints can be updates during user interaction.
  * The vertical edge between the buttons can be dragged with the mouse.
  */
 
@@ -205,7 +205,7 @@ interactive_grid_init (InteractiveGrid *self)
 }
 
 GtkWidget *
-do_constraints_interactive (GtkWidget *do_widget)
+do_constraints2 (GtkWidget *do_widget)
 {
  static GtkWidget *window;
 
@@ -215,8 +215,7 @@ do_constraints_interactive (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), "Interactive Constraints");
-     gtk_window_set_default_size (GTK_WINDOW (window), 260, -1);
+     gtk_window_set_title (GTK_WINDOW (window), "Constraints");
      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);

demos/gtk-demo/constraints3.c

@@ -2,10 +2,6 @@
  *
  * GtkConstraintLayout allows defining constraints using a
  * compact syntax called Visual Format Language, or VFL.
- *
- * A typical example of a VFL specification looks like this:
- *
- * H:|-[button1(==button2)]-12-[button2]-|
  */
 
 #include <glib/gi18n.h>
@@ -128,7 +124,7 @@ vfl_grid_init (VflGrid *self)
 }
 
 GtkWidget *
-do_constraints_vfl (GtkWidget *do_widget)
+do_constraints3 (GtkWidget *do_widget)
 {
  static GtkWidget *window;
 
@@ -138,8 +134,7 @@ do_constraints_vfl (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), "Constraints — VFL");
-     gtk_window_set_default_size (GTK_WINDOW (window), 260, -1);
+     gtk_window_set_title (GTK_WINDOW (window), "Constraints");
      g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);

demos/gtk-demo/constraints_builder.c

@@ -1,74 +0,0 @@
-/* Constraints/Builder
- *
- * GtkConstraintLayouts can be created in .ui files, and constraints can
- * be set up at that time as well, as this example demonstrates. It shows
- * various ways to do spacing and sizing with constraints.
- *
- * Make the window wider to see the rows react differently
- */
-
-#include <glib/gi18n.h>
-#include <gtk/gtk.h>
-
-G_DECLARE_FINAL_TYPE (ConstraintsGrid, constraints_grid, CONSTRAINTS, GRID, GtkWidget)
-
-struct _ConstraintsGrid
-{
-  GtkWidget parent_instance;
-};
-
-G_DEFINE_TYPE (ConstraintsGrid, constraints_grid, GTK_TYPE_WIDGET)
-
-static void
-constraints_grid_init (ConstraintsGrid *grid)
-{
-}
-
-static void
-constraints_grid_dispose (GObject *object)
-{
-  GtkWidget *widget = GTK_WIDGET (object);
-  GtkWidget *child;
-
-  while ((child = gtk_widget_get_first_child (widget)))
-    gtk_widget_unparent (child);
-
-  G_OBJECT_CLASS (constraints_grid_parent_class)->dispose (object);
-}
-
-static void
-constraints_grid_class_init (ConstraintsGridClass *klass)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  object_class->dispose = constraints_grid_dispose;
-}
-
-GtkWidget *
-do_constraints_builder (GtkWidget *do_widget)
-{
- static GtkWidget *window;
-
- if (!window)
-   {
-     GtkBuilder *builder;
-
-     g_type_ensure (constraints_grid_get_type ());
-
-     builder = gtk_builder_new_from_resource ("/constraints_builder/constraints_builder.ui");
-
-     window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
-     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/constraints_builder.ui

@@ -1,460 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <object class="GtkWindow" id="window1">
-    <property name="title" translatable="yes">Constraints — Builder</property>
-    <property name="default-width">260</property>
-    <child>
-      <object class="ConstraintsGrid">
-        <property name="halign">fill</property>
-        <property name="valign">fill</property>
-        <property name="margin-top">10</property>
-        <property name="margin-bottom">10</property>
-        <property name="margin-start">10</property>
-        <property name="margin-end">10</property>
-        <property name="layout-manager">
-          <object class="GtkConstraintLayout">
-            <constraints>
-              <guide name="guide1" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide2" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide3" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide4" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide5" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide6" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide7" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide8" min-width="10" nat-width="200" strength="weak"/>
-              <guide name="guide9" min-width="0" nat-width="200" strength="weak"/>
-              <guide name="guide10" min-width="0" nat-width="200" strength="weak"/>
-              <guide name="barrier1" min-height="10"/>
-              <guide name="barrier2" min-height="10"/>
-              <guide name="barrier3" min-height="10"/>
-              <guide name="barrier4" min-height="10"/>
-
-              <!-- Spread Chain -->
-              <constraint target="super" target-attribute="top"
-                          relation="eq"
-                          source="button1" source-attribute="top"
-                          strength="required"/>
-              <constraint target="super" target-attribute="top"
-                          relation="eq"
-                          source="button2" source-attribute="top"
-                          strength="required"/>
-              <constraint target="super" target-attribute="top"
-                          relation="eq"
-                          source="button3" source-attribute="top"
-                          strength="required"/>
-
-              <constraint target="super" target-attribute="left"
-                          relation="eq"
-                          source="guide1" source-attribute="left"
-                          strength="required"/>
-              <constraint target="button1" target-attribute="left"
-                          relation="eq"
-                          source="guide1" source-attribute="right"
-                          strength="required"/>
-              <constraint target="guide2" target-attribute="left"
-                          relation="eq"
-                          source="button1" source-attribute="right"
-                          strength="required"/>
-              <constraint target="button2" target-attribute="left"
-                          relation="eq"
-                          source="guide2" source-attribute="right"
-                          strength="required"/>
-              <constraint target="guide3" target-attribute="left"
-                          relation="eq"
-                          source="button2" source-attribute="right"
-                          strength="required"/>
-              <constraint target="button3" target-attribute="left"
-                          relation="eq"
-                          source="guide3" source-attribute="right"
-                          strength="required"/>
-              <constraint target="guide4" target-attribute="left"
-                          relation="eq"
-                          source="button3" source-attribute="right"
-                          strength="required"/>
-              <constraint target="super" target-attribute="right"
-                          relation="eq"
-                          source="guide4" source-attribute="right"
-                          strength="required"/>
-
-              <constraint target="guide1" target-attribute="width"
-                          relation="eq"
-                          source="guide2" source-attribute="width"
-                          strength="required"/>
-              <constraint target="guide2" target-attribute="width"
-                          relation="eq"
-                          source="guide3" source-attribute="width"
-                          strength="required"/>
-              <constraint target="guide3" target-attribute="width"
-                          relation="eq"
-                          source="guide4" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button1" target-attribute="width"
-                          relation="eq"
-                          source="button2" source-attribute="width"
-                          strength="required"/>
-              <constraint target="button2" target-attribute="width"
-                          relation="eq"
-                          source="button3" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button1" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier1" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button2" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier1" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button3" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier1" source-attribute="top"
-                          strength="required"/>
-
-              <!-- Spread Inside Chain -->
-
-              <constraint target="super" target-attribute="left"
-                          relation="eq"
-                          source="button4" source-attribute="left"
-                          strength="required"/>
-              <constraint target="guide5" target-attribute="left"
-                          relation="eq"
-                          source="button4" source-attribute="right"
-                          strength="required"/>
-              <constraint target="button5" target-attribute="left"
-                          relation="eq"
-                          source="guide5" source-attribute="right"
-                          strength="required"/>
-              <constraint target="guide6" target-attribute="left"
-                          relation="eq"
-                          source="button5" source-attribute="right"
-                          strength="required"/>
-              <constraint target="button6" target-attribute="left"
-                          relation="eq"
-                          source="guide6" source-attribute="right"
-                          strength="required"/>
-              <constraint target="super" target-attribute="right"
-                          relation="eq"
-                          source="button6" source-attribute="right"
-                          strength="required"/>
-
-              <constraint target="guide5" target-attribute="width"
-                          relation="eq"
-                          source="guide6" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button4" target-attribute="width"
-                          relation="eq"
-                          source="button5" source-attribute="width"
-                          strength="required"/>
-              <constraint target="button5" target-attribute="width"
-                          relation="eq"
-                          source="button6" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button4" target-attribute="top"
-                          relation="eq"
-                          source="barrier1" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button5" target-attribute="top"
-                          relation="eq"
-                          source="barrier1" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button6" target-attribute="top"
-                          relation="eq"
-                          source="barrier1" source-attribute="bottom"
-                          strength="required"/>
-
-              <constraint target="button4" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier2" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button5" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier2" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button6" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier2" source-attribute="top"
-                          strength="required"/>
-
-              <!-- Weighted Chain -->
-
-              <constraint target="super" target-attribute="left"
-                          relation="eq"
-                          source="button7" source-attribute="left"
-                          strength="required"/>
-              <constraint target="button8" target-attribute="left"
-                          relation="eq"
-                          source="button7" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="button9" target-attribute="left"
-                          relation="eq"
-                          source="button8" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="super" target-attribute="right"
-                          relation="eq"
-                          source="button9" source-attribute="right"
-                          strength="required"/>
-
-              <constraint target="button8" target-attribute="width"
-                          relation="eq"
-                          source="button7" source-attribute="width"
-                          multiplier="2"
-                          strength="required"/>
-              <constraint target="button9" target-attribute="width"
-                          relation="eq"
-                          source="button7" source-attribute="width"
-                          multiplier="3"
-                          strength="required"/>
-
-              <constraint target="button7" target-attribute="top"
-                          relation="eq"
-                          source="barrier2" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button8" target-attribute="top"
-                          relation="eq"
-                          source="barrier2" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button9" target-attribute="top"
-                          relation="eq"
-                          source="barrier2" source-attribute="bottom"
-                          strength="required"/>
-
-              <constraint target="button7" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier3" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button8" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier3" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button9" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier3" source-attribute="top"
-                          strength="required"/>
-
-              <!-- Packed Chain -->
-
-              <constraint target="super" target-attribute="left"
-                          relation="eq"
-                          source="guide7" source-attribute="left"
-                          strength="required"/>
-              <constraint target="button10" target-attribute="left"
-                          relation="eq"
-                          source="guide7" source-attribute="right"
-                          strength="required"/>
-              <constraint target="button11" target-attribute="left"
-                          relation="eq"
-                          source="button10" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="button12" target-attribute="left"
-                          relation="eq"
-                          source="button11" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="guide8" target-attribute="left"
-                          relation="eq"
-                          source="button12" source-attribute="right"
-                          strength="required"/>
-              <constraint target="super" target-attribute="right"
-                          relation="eq"
-                          source="guide8" source-attribute="right"
-                          strength="required"/>
-
-              <constraint target="guide7" target-attribute="width"
-                          relation="eq"
-                          source="guide8" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button10" target-attribute="width"
-                          relation="eq"
-                          source="button11" source-attribute="width"
-                          strength="required"/>
-              <constraint target="button11" target-attribute="width"
-                          relation="eq"
-                          source="button12" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button10" target-attribute="top"
-                          relation="eq"
-                          source="barrier3" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button11" target-attribute="top"
-                          relation="eq"
-                          source="barrier3" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button12" target-attribute="top"
-                          relation="eq"
-                          source="barrier3" source-attribute="bottom"
-                          strength="required"/>
-
-              <constraint target="button10" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier4" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button11" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier4" source-attribute="top"
-                          strength="required"/>
-              <constraint target="button12" target-attribute="bottom"
-                          relation="eq"
-                          source="barrier4" source-attribute="top"
-                          strength="required"/>
-
-              <!-- Packed Chain with Bias -->
-
-              <constraint target="super" target-attribute="left"
-                          relation="eq"
-                          source="guide9" source-attribute="left"
-                          strength="required"/>
-              <constraint target="button13" target-attribute="left"
-                          relation="eq"
-                          source="guide9" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="button14" target-attribute="left"
-                          relation="eq"
-                          source="button13" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="button15" target-attribute="left"
-                          relation="eq"
-                          source="button14" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="guide10" target-attribute="left"
-                          relation="eq"
-                          source="button15" source-attribute="right"
-                          constant="10"
-                          strength="required"/>
-              <constraint target="super" target-attribute="right"
-                          relation="eq"
-                          source="guide10" source-attribute="right"
-                          strength="required"/>
-
-              <constraint target="guide9" target-attribute="width"
-                          relation="eq"
-                          source="guide10" source-attribute="width"
-                          multiplier="4"
-                          strength="required"/>
-
-              <constraint target="button13" target-attribute="width"
-                          relation="eq"
-                          source="button14" source-attribute="width"
-                          strength="required"/>
-              <constraint target="button14" target-attribute="width"
-                          relation="eq"
-                          source="button15" source-attribute="width"
-                          strength="required"/>
-
-              <constraint target="button13" target-attribute="top"
-                          relation="eq"
-                          source="barrier4" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button14" target-attribute="top"
-                          relation="eq"
-                          source="barrier4" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="button15" target-attribute="top"
-                          relation="eq"
-                          source="barrier4" source-attribute="bottom"
-                          strength="required"/>
-
-              <constraint target="super" target-attribute="bottom"
-                          relation="ge"
-                          source="button13" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="super" target-attribute="bottom"
-                          relation="ge"
-                          source="button14" source-attribute="bottom"
-                          strength="required"/>
-              <constraint target="super" target-attribute="bottom"
-                          relation="ge"
-                          source="button15" source-attribute="bottom"
-                          strength="required"/>
-            </constraints>
-          </object>
-        </property>
-        <child>
-          <object class="GtkButton" id="button1">
-            <property name="label">A</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button2">
-            <property name="label">B</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button3">
-            <property name="label">C</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button4">
-            <property name="label">A</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button5">
-            <property name="label">B</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button6">
-            <property name="label">C</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button7">
-            <property name="label">A</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button8">
-            <property name="label">B</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button9">
-            <property name="label">C</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button10">
-            <property name="label">A</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button11">
-            <property name="label">B</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button12">
-            <property name="label">C</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button13">
-            <property name="label">A</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button14">
-            <property name="label">B</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button15">
-            <property name="label">C</property>
-          </object>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

demos/gtk-demo/demo.gresource.xml

@@ -18,9 +18,6 @@
     <file>demoimage.c</file>
     <file>demoimage.h</file>
   </gresource>
-  <gresource prefix="/constraints_builder">
-    <file>constraints_builder.ui</file>
-  </gresource>
   <gresource prefix="/css_accordion">
     <file>css_accordion.css</file>
     <file>reset.css</file>
@@ -43,11 +40,6 @@
     <file>cssview.css</file>
     <file>reset.css</file>
   </gresource>
-  <gresource prefix="/dropdown">
-    <file>suggestionentry.h</file>
-    <file>suggestionentry.c</file>
-    <file>suggestionentry.css</file>
-  </gresource>
   <gresource prefix="/theming_style_classes">
     <file>theming.ui</file>
   </gresource>
@@ -213,8 +205,6 @@
     <file>demo3widget.ui</file>
   </gresource>
   <gresource prefix="/paintable_svg">
-    <file>svgpaintable.h</file>
-    <file>svgpaintable.c</file>
     <file>org.gtk.gtk4.NodeEditor.Devel.svg</file>
   </gresource>
   <gresource prefix="/shortcuts">
@@ -236,12 +226,9 @@
     <file>revealer.ui</file>
   </gresource>
   <gresource prefix="/images">
-    <file>pixbufpaintable.h</file>
-    <file>pixbufpaintable.c</file>
     <file>alphatest.png</file>
     <file>floppybuddy.gif</file>
     <file>gtk-logo.webm</file>
-    <file alias="org.gtk.Demo4.svg">data/scalable/apps/org.gtk.Demo4.svg</file>
   </gresource>
   <gresource prefix="/video-player">
     <file>bbb.png</file>
@@ -253,9 +240,8 @@
     <file>clipboard.c</file>
     <file>combobox.c</file>
     <file>constraints.c</file>
-    <file>constraints_interactive.c</file>
-    <file>constraints_vfl.c</file>
-    <file>constraints_builder.c</file>
+    <file>constraints2.c</file>
+    <file>constraints3.c</file>
     <file>css_accordion.c</file>
     <file>css_basics.c</file>
     <file>css_blendmodes.c</file>
@@ -294,7 +280,7 @@
     <file>layoutmanager2.c</file>
     <file>links.c</file>
     <file>listbox.c</file>
-    <file>listbox_controls.c</file>
+    <file>listbox2.c</file>
     <file>listview_applauncher.c</file>
     <file>listview_colors.c</file>
     <file>listview_clocks.c</file>
@@ -309,7 +295,7 @@
     <file>markup.c</file>
     <file>menu.c</file>
     <file>overlay.c</file>
-    <file>overlay_decorative.c</file>
+    <file>overlay2.c</file>
     <file>paint.c</file>
     <file>pagesetup.c</file>
     <file>paintable.c</file>
@@ -359,8 +345,8 @@
     <file>messages.txt</file>
     <file>apple-red.png</file>
   </gresource>
-  <gresource prefix="/listbox_controls">
-    <file>listbox_controls.ui</file>
+  <gresource prefix="/listbox2">
+    <file>listbox2.ui</file>
   </gresource>
   <gresource prefix="/glarea">
     <file>glarea-gl.fs.glsl</file>

demos/gtk-demo/demo.ui

@@ -83,7 +83,7 @@
   </menu>
   <object class="GtkAboutDialog" id="aboutdialog1">
     <property name="program-name" translatable="yes">Builder demo</property>
-    <property name="logo-icon-name" translatable="yes">org.gtk.Demo4</property>
+    <property name="logo-icon-name" translatable="yes">gtk3-demo</property>
     <property name="modal">True</property>
   </object>
   <object class="GtkWindow" id="window1">
@@ -96,18 +96,13 @@
         <child>
           <object class="GtkPopoverMenuBar" id="menubar1">
             <property name="menu-model">menubar</property>
-            <accessibility>
-              <property name="label">Main Menu</property>
-            </accessibility>
           </object>
         </child>
         <child>
           <object class="GtkBox" id="toolbar1">
-            <property name="accessible-role">toolbar</property>
-            <property name="css-classes">toolbar</property>
-            <accessibility>
-              <property name="label">Toolbar</property>
-            </accessibility>
+            <style>
+              <class name="toolbar"/>
+            </style>
             <child>
               <object class="GtkButton">
                 <property name="label" translatable="yes">New</property>

demos/gtk-demo/demo3widget.c

@@ -97,9 +97,9 @@ demo3_widget_size_allocate (GtkWidget *widget,
 
   /* Since we are not using a layout manager (who would do this
    * for us), we need to allocate a size for our menu by calling
-   * gtk_popover_present().
+   * gtk_native_check_resize().
    */
-  gtk_popover_present (GTK_POPOVER (self->menu));
+  gtk_native_check_resize (GTK_NATIVE (self->menu));
 }
 
 static void

demos/gtk-demo/demoimage.c

@@ -47,38 +47,6 @@ get_image_paintable (GtkImage *image)
     }
 }
 
-static void
-update_drag_icon (DemoImage   *demo,
-                  GtkDragIcon *icon)
-{
-  const char *icon_name;
-  GdkPaintable *paintable;
-  GtkWidget *image;
-
-  switch (gtk_image_get_storage_type (GTK_IMAGE (demo->image)))
-    {
-    case GTK_IMAGE_PAINTABLE:
-      paintable = gtk_image_get_paintable (GTK_IMAGE (demo->image));
-      image = gtk_image_new_from_paintable (paintable);
-      break;
-    case GTK_IMAGE_ICON_NAME:
-      icon_name = gtk_image_get_icon_name (GTK_IMAGE (demo->image));
-      image = gtk_image_new_from_icon_name (icon_name);
-      break;
-    case GTK_IMAGE_EMPTY:
-    case GTK_IMAGE_GICON:
-    default:
-      g_warning ("Image storage type %d not handled",
-                 gtk_image_get_storage_type (GTK_IMAGE (demo->image)));
-      return;
-    }
-
-  gtk_image_set_pixel_size (GTK_IMAGE (image),
-                            gtk_image_get_pixel_size (GTK_IMAGE (demo->image)));
-
-  gtk_drag_icon_set_child (icon, image);
-}
-
 static void
 drag_begin (GtkDragSource *source,
             GdkDrag       *drag,
@@ -86,8 +54,14 @@ drag_begin (GtkDragSource *source,
 {
   GtkWidget *widget = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (source));
   DemoImage *demo = DEMO_IMAGE (widget);
+  GdkPaintable *paintable;
 
-  update_drag_icon (demo, GTK_DRAG_ICON (gtk_drag_icon_get_for_drag (drag)));
+  paintable = get_image_paintable (GTK_IMAGE (demo->image));
+  if (paintable)
+    {
+      gtk_drag_icon_set_from_paintable (drag, paintable, -2, -2);
+      g_object_unref (paintable);
+    }
 }
 
 static GdkContentProvider *

demos/gtk-demo/demotaggedentry.c

@@ -44,23 +44,11 @@ G_DEFINE_TYPE_WITH_CODE (DemoTaggedEntry, demo_tagged_entry, GTK_TYPE_WIDGET,
 static void
 demo_tagged_entry_init (DemoTaggedEntry *entry)
 {
-  GtkCssProvider *provider;
-
   entry->text = gtk_text_new ();
   gtk_widget_set_hexpand (entry->text, TRUE);
   gtk_widget_set_vexpand (entry->text, TRUE);
   gtk_widget_set_parent (entry->text, GTK_WIDGET (entry));
   gtk_editable_init_delegate (GTK_EDITABLE (entry));
-  gtk_editable_set_width_chars (GTK_EDITABLE (entry->text), 6);
-  gtk_editable_set_max_width_chars (GTK_EDITABLE (entry->text), 6);
-  gtk_widget_add_css_class (GTK_WIDGET (entry), "tagged");
-
-  provider = gtk_css_provider_new ();
-  gtk_css_provider_load_from_resource (provider, "/tagged_entry/tagstyle.css");
-  gtk_style_context_add_provider_for_display (gdk_display_get_default (),
-                                              GTK_STYLE_PROVIDER (provider),
-                                              800);
-  g_object_unref (provider);
 }
 
 static void
@@ -128,7 +116,6 @@ demo_tagged_entry_class_init (DemoTaggedEntryClass *klass)
 
   gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BOX_LAYOUT);
   gtk_widget_class_set_css_name (widget_class, "entry");
-  gtk_widget_class_set_accessible_role (widget_class, GTK_ACCESSIBLE_ROLE_TEXT_BOX);
 }
 
 static GtkEditable *
@@ -224,6 +211,7 @@ static void
 demo_tagged_entry_tag_init (DemoTaggedEntryTag *tag)
 {
   GtkGesture *gesture;
+  GtkCssProvider *provider;
 
   tag->box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
   gtk_widget_set_parent (tag->box, GTK_WIDGET (tag));
@@ -233,6 +221,13 @@ demo_tagged_entry_tag_init (DemoTaggedEntryTag *tag)
   gesture = gtk_gesture_click_new ();
   g_signal_connect (gesture, "released", G_CALLBACK (on_released), tag);
   gtk_widget_add_controller (GTK_WIDGET (tag), GTK_EVENT_CONTROLLER (gesture));
+
+  provider = gtk_css_provider_new ();
+  gtk_css_provider_load_from_resource (provider, "/tagged_entry/tagstyle.css");
+  gtk_style_context_add_provider_for_display (gdk_display_get_default (),
+                                              GTK_STYLE_PROVIDER (provider),
+                                              800);
+  g_object_unref (provider);
 }
 
 static void

demos/gtk-demo/dnd.c

@@ -113,9 +113,12 @@ apply_transform (CanvasItem *item)
   y = gtk_widget_get_allocated_height (item->label) / 2.0;
   item->r = sqrt (x*x + y*y);
 
-  transform = gsk_transform_translate (NULL, &(graphene_point_t) { item->r, item->r });
-  transform = gsk_transform_rotate (transform, item->angle + item->delta);
-  transform = gsk_transform_translate (transform, &(graphene_point_t) { -x, -y });
+  transform = gsk_transform_translate (
+                 gsk_transform_rotate (
+                   gsk_transform_translate (NULL,
+                                            &(graphene_point_t) { item->r, item->r }),
+                   item->angle + item->delta),
+                 &(graphene_point_t) { - x, - y });
 
   gtk_fixed_set_child_transform (GTK_FIXED (item->fixed), item->label, transform);
   gsk_transform_unref (transform);

demos/gtk-demo/drawingarea.c

@@ -311,7 +311,6 @@ do_drawingarea (GtkWidget *do_widget)
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));
       gtk_window_set_title (GTK_WINDOW (window), "Drawing Area");
-      gtk_window_set_default_size (GTK_WINDOW (window), 250, -1);
 
       g_signal_connect (window, "destroy",
                         G_CALLBACK (close_window), NULL);
@@ -326,8 +325,9 @@ do_drawingarea (GtkWidget *do_widget)
       /*
        * Create the groups area
        */
-      label = gtk_label_new ("Knockout groups");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Knockout groups</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);
@@ -344,8 +344,9 @@ do_drawingarea (GtkWidget *do_widget)
        * Create the scribble area
        */
 
-      label = gtk_label_new ("Scribble area");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Scribble area</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);

demos/gtk-demo/dropdown.c

@@ -1,16 +1,17 @@
-/* Lists/Selections
+/* Drop Downs
  *
  * The GtkDropDown widget is a modern alternative to GtkComboBox.
  * It uses list models instead of tree models, and the content is
  * displayed using widgets instead of cell renderers.
  *
- * This example also shows a custom widget that can replace
- * GtkEntryCompletion or GtkComboBoxText. It is not currently
- * part of GTK.
+ * The examples here demonstrate how to use different kinds of
+ * list models with GtkDropDown, how to use search and how to
+ * display the selected item differently from the presentation
+ * in the popup.
  */
 
 #include <gtk/gtk.h>
-#include "suggestionentry.h"
+
 
 #define STRING_TYPE_HOLDER (string_holder_get_type ())
 G_DECLARE_FINAL_TYPE (StringHolder, string_holder, STRING, HOLDER, GObject)
@@ -64,22 +65,18 @@ strings_setup_item_single_line (GtkSignalListItemFactory *factory,
                                 GtkListItem              *item)
 {
   GtkWidget *box, *image, *title;
-  GtkWidget *checkmark;
 
   box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
 
   image = gtk_image_new ();
   title = gtk_label_new ("");
   gtk_label_set_xalign (GTK_LABEL (title), 0.0);
-  checkmark = gtk_image_new_from_icon_name ("object-select-symbolic");
 
   gtk_box_append (GTK_BOX (box), image);
   gtk_box_append (GTK_BOX (box), title);
-  gtk_box_append (GTK_BOX (box), checkmark);
 
   g_object_set_data (G_OBJECT (item), "title", title);
   g_object_set_data (G_OBJECT (item), "image", image);
-  g_object_set_data (G_OBJECT (item), "checkmark", checkmark);
 
   gtk_list_item_set_child (item, box);
 }
@@ -89,7 +86,6 @@ strings_setup_item_full (GtkSignalListItemFactory *factory,
                          GtkListItem              *item)
 {
   GtkWidget *box, *box2, *image, *title, *description;
-  GtkWidget *checkmark;
 
   image = gtk_image_new ();
   title = gtk_label_new ("");
@@ -97,7 +93,6 @@ strings_setup_item_full (GtkSignalListItemFactory *factory,
   description = gtk_label_new ("");
   gtk_label_set_xalign (GTK_LABEL (description), 0.0);
   gtk_widget_add_css_class (description, "dim-label");
-  checkmark = gtk_image_new_from_icon_name ("object-select-symbolic");
 
   box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
   box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
@@ -106,48 +101,26 @@ strings_setup_item_full (GtkSignalListItemFactory *factory,
   gtk_box_append (GTK_BOX (box), box2);
   gtk_box_append (GTK_BOX (box2), title);
   gtk_box_append (GTK_BOX (box2), description);
-  gtk_box_append (GTK_BOX (box), checkmark);
 
   g_object_set_data (G_OBJECT (item), "title", title);
   g_object_set_data (G_OBJECT (item), "image", image);
   g_object_set_data (G_OBJECT (item), "description", description);
-  g_object_set_data (G_OBJECT (item), "checkmark", checkmark);
 
   gtk_list_item_set_child (item, box);
 }
 
-static void
-selected_item_changed (GtkDropDown *dropdown,
-                       GParamSpec  *pspec,
-                       GtkListItem *item)
-{
-  GtkWidget *checkmark;
-
-  checkmark = g_object_get_data (G_OBJECT (item), "checkmark");
-
-  if (gtk_drop_down_get_selected_item (dropdown) == gtk_list_item_get_item (item))
-    gtk_widget_set_opacity (checkmark, 1.0);
-  else
-    gtk_widget_set_opacity (checkmark, 0.0);
-}
-
 static void
 strings_bind_item (GtkSignalListItemFactory *factory,
-                   GtkListItem              *item,
-                   gpointer                  data)
+                    GtkListItem              *item)
 {
-  GtkDropDown *dropdown = data;
   GtkWidget *image, *title, *description;
-  GtkWidget *checkmark;
   StringHolder *holder;
-  GtkWidget *popup;
 
   holder = gtk_list_item_get_item (item);
 
   title = g_object_get_data (G_OBJECT (item), "title");
   image = g_object_get_data (G_OBJECT (item), "image");
   description = g_object_get_data (G_OBJECT (item), "description");
-  checkmark = g_object_get_data (G_OBJECT (item), "checkmark");
 
   gtk_label_set_label (GTK_LABEL (title), holder->title);
   if (image)
@@ -160,43 +133,19 @@ strings_bind_item (GtkSignalListItemFactory *factory,
       gtk_label_set_label (GTK_LABEL (description), holder->description);
       gtk_widget_set_visible (description , holder->description != NULL);
     }
-
-  popup = gtk_widget_get_ancestor (title, GTK_TYPE_POPOVER);
-  if (popup && gtk_widget_is_ancestor (popup, GTK_WIDGET (dropdown)))
-    {
-      gtk_widget_show (checkmark);
-      g_signal_connect (dropdown, "notify::selected-item",
-                        G_CALLBACK (selected_item_changed), item);
-      selected_item_changed (dropdown, NULL, item);
-    }
-  else
-    {
-      gtk_widget_hide (checkmark);
-    }
-}
-
-static void
-strings_unbind_item (GtkSignalListItemFactory *factory,
-                     GtkListItem              *list_item,
-                     gpointer                  data)
-{
-  GtkDropDown *dropdown = data;
-
-  g_signal_handlers_disconnect_by_func (dropdown, selected_item_changed, list_item);
 }
 
 static GtkListItemFactory *
-strings_factory_new (gpointer data, gboolean full)
+strings_factory_new (gboolean full)
 {
   GtkListItemFactory *factory;
 
   factory = gtk_signal_list_item_factory_new ();
   if (full)
-    g_signal_connect (factory, "setup", G_CALLBACK (strings_setup_item_full), data);
+    g_signal_connect (factory, "setup", G_CALLBACK (strings_setup_item_full), NULL);
   else
-    g_signal_connect (factory, "setup", G_CALLBACK (strings_setup_item_single_line), data);
-  g_signal_connect (factory, "bind", G_CALLBACK (strings_bind_item), data);
-  g_signal_connect (factory, "unbind", G_CALLBACK (strings_unbind_item), data);
+    g_signal_connect (factory, "setup", G_CALLBACK (strings_setup_item_single_line), NULL);
+  g_signal_connect (factory, "bind", G_CALLBACK (strings_bind_item), NULL);
 
   return factory;
 }
@@ -237,22 +186,19 @@ drop_down_new_from_strings (const char *const *titles,
   g_return_val_if_fail (descriptions == NULL || g_strv_length ((char **)icons) == g_strv_length ((char **)descriptions), NULL);
 
   model = strings_model_new (titles, icons, descriptions);
-  widget = g_object_new (GTK_TYPE_DROP_DOWN,
-                         "model", model,
-                         NULL);
-  g_object_unref (model);
-
-  factory = strings_factory_new (widget, FALSE);
+  factory = strings_factory_new (FALSE);
   if (icons != NULL || descriptions != NULL)
-    list_factory = strings_factory_new (widget, TRUE);
+    list_factory = strings_factory_new (TRUE);
   else
     list_factory = NULL;
 
-  g_object_set (widget,
-                "factory", factory,
-                "list-factory", list_factory,
-                NULL);
+  widget = g_object_new (GTK_TYPE_DROP_DOWN,
+                         "model", model,
+                         "factory", factory,
+                         "list-factory", list_factory,
+                         NULL);
 
+  g_object_unref (model);
   g_object_unref (factory);
   if (list_factory)
     g_object_unref (list_factory);
@@ -272,110 +218,13 @@ get_title (gpointer item)
   return g_strdup (STRING_HOLDER (item)->title);
 }
 
-static char *
-get_file_name (gpointer item)
-{
-  return g_strdup (g_file_info_get_display_name (G_FILE_INFO (item)));
-}
-
-static void
-setup_item (GtkSignalListItemFactory *factory,
-            GtkListItem              *item)
-{
-  GtkWidget *box;
-  GtkWidget *icon;
-  GtkWidget *label;
-
-  box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
-  icon = gtk_image_new ();
-  label = gtk_label_new ("");
-  gtk_label_set_xalign (GTK_LABEL (label), 0);
-  gtk_box_append (GTK_BOX (box), icon);
-  gtk_box_append (GTK_BOX (box), label);
-  gtk_list_item_set_child (item, box);
-}
-
-static void
-bind_item (GtkSignalListItemFactory *factory,
-           GtkListItem              *item)
-{
-  MatchObject *match = MATCH_OBJECT (gtk_list_item_get_item (item));
-  GFileInfo *info = G_FILE_INFO (match_object_get_item (match));
-  GtkWidget *box = gtk_list_item_get_child (item);
-  GtkWidget *icon = gtk_widget_get_first_child (box);
-  GtkWidget *label = gtk_widget_get_last_child (box);
-
-  gtk_image_set_from_gicon (GTK_IMAGE (icon), g_file_info_get_icon (info));
-  gtk_label_set_label (GTK_LABEL (label), g_file_info_get_display_name (info));
-}
-
-static void
-setup_highlight_item (GtkSignalListItemFactory *factory,
-                      GtkListItem              *item)
-{
-  GtkWidget *label;
-
-  label = gtk_label_new ("");
-  gtk_label_set_xalign (GTK_LABEL (label), 0);
-  gtk_list_item_set_child (item, label);
-}
-
-static void
-bind_highlight_item (GtkSignalListItemFactory *factory,
-                     GtkListItem              *item)
-{
-  MatchObject *obj;
-  GtkWidget *label;
-  PangoAttrList *attrs;
-  PangoAttribute *attr;
-  const char *str;
-
-  obj = MATCH_OBJECT (gtk_list_item_get_item (item));
-  label = gtk_list_item_get_child (item);
-
-  str = match_object_get_string (obj);
-
-  gtk_label_set_label (GTK_LABEL (label), str);
-  attrs = pango_attr_list_new ();
-  attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
-  attr->start_index = match_object_get_match_start (obj);
-  attr->end_index = match_object_get_match_end (obj);
-  pango_attr_list_insert (attrs, attr);
-  gtk_label_set_attributes (GTK_LABEL (label), attrs);
-  pango_attr_list_unref (attrs);
-}
-
-static void
-match_func (MatchObject *obj,
-            const char  *search,
-            gpointer     user_data)
-{
-  char *tmp1, *tmp2;
-  char *p;
-
-  tmp1 = g_utf8_normalize (match_object_get_string (obj), -1, G_NORMALIZE_ALL);
-  tmp2 = g_utf8_normalize (search, -1, G_NORMALIZE_ALL);
-
-  if ((p = strstr (tmp1, tmp2)) != NULL)
-    match_object_set_match (obj,
-                            p - tmp1,
-                            (p - tmp1) + g_utf8_strlen (search, -1),
-                            1);
-  else
-    match_object_set_match (obj, 0, 0, 0);
-
-  g_free (tmp1);
-  g_free (tmp2);
-}
-
 GtkWidget *
 do_dropdown (GtkWidget *do_widget)
 {
   static GtkWidget *window = NULL;
-  GtkWidget *button, *box, *spin, *check, *hbox, *label, *entry;
+  GtkWidget *button, *box, *spin, *check;
   GListModel *model;
   GtkExpression *expression;
-  GtkListItemFactory *factory;
   const char * const times[] = { "1 minute", "2 minutes", "5 minutes", "20 minutes", NULL };
   const char * const many_times[] = {
     "1 minute", "2 minutes", "5 minutes", "10 minutes", "15 minutes", "20 minutes",
@@ -388,49 +237,22 @@ do_dropdown (GtkWidget *do_widget)
   const char * const device_descriptions[] = {
     "Built-in Audio", "Built-in audio", "Thinkpad Tunderbolt 3 Dock USB Audio", "Thinkpad Tunderbolt 3 Dock USB Audio", NULL
   };
-  char *cwd;
-  GFile *file;
-  GListModel *dir;
-  GtkStringList *strings;
 
   if (!window)
     {
       window = gtk_window_new ();
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));
-      gtk_window_set_title (GTK_WINDOW (window), "Selections");
+      gtk_window_set_title (GTK_WINDOW (window), "Drop Downs");
       gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 20);
-
-      gtk_widget_set_margin_start (hbox, 20);
-      gtk_widget_set_margin_end (hbox, 20);
-      gtk_widget_set_margin_top (hbox, 20);
-      gtk_widget_set_margin_bottom (hbox, 20);
-      gtk_window_set_child (GTK_WINDOW (window), hbox);
-
       box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
-      gtk_box_append (GTK_BOX (hbox), box);
-
-      label = gtk_label_new ("Dropdowns");
-      gtk_widget_add_css_class (label, "title-4");
-      gtk_box_append (GTK_BOX (box), label);
-
-      /* A basic dropdown */
-      button = drop_down_new_from_strings (times, NULL, NULL);
-      gtk_box_append (GTK_BOX (box), button);
-
-      /* A dropdown using an expression to obtain strings */
-      button = drop_down_new_from_strings (many_times, NULL, NULL);
-      gtk_drop_down_set_enable_search (GTK_DROP_DOWN (button), TRUE);
-      expression = gtk_cclosure_expression_new (G_TYPE_STRING, NULL,
-                                                0, NULL,
-                                                (GCallback)get_title,
-                                                NULL, NULL);
-      gtk_drop_down_set_expression (GTK_DROP_DOWN (button), expression);
-      gtk_expression_unref (expression);
-      gtk_box_append (GTK_BOX (box), button);
+      gtk_widget_set_margin_start (box, 10);
+      gtk_widget_set_margin_end (box, 10);
+      gtk_widget_set_margin_top (box, 10);
+      gtk_widget_set_margin_bottom (box, 10);
+      gtk_window_set_child (GTK_WINDOW (window), box);
 
       button = gtk_drop_down_new (NULL, NULL);
 
@@ -448,118 +270,30 @@ do_dropdown (GtkWidget *do_widget)
 
       spin = gtk_spin_button_new_with_range (-1, g_list_model_get_n_items (G_LIST_MODEL (model)), 1);
       gtk_widget_set_halign (spin, GTK_ALIGN_START);
-      gtk_widget_set_margin_start (spin, 20);
       g_object_bind_property  (button, "selected", spin, "value", G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
       gtk_box_append (GTK_BOX (box), spin);
 
       check = gtk_check_button_new_with_label ("Enable search");
-      gtk_widget_set_margin_start (check, 20);
       g_object_bind_property  (button, "enable-search", check, "active", G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
       gtk_box_append (GTK_BOX (box), check);
 
       g_object_unref (model);
 
-      /* A dropdown with a separate list factory */
-      button = drop_down_new_from_strings (device_titles, device_icons, device_descriptions);
+      button = drop_down_new_from_strings (times, NULL, NULL);
       gtk_box_append (GTK_BOX (box), button);
 
-      gtk_box_append (GTK_BOX (hbox), gtk_separator_new (GTK_ORIENTATION_VERTICAL));
-
-      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
-      gtk_box_append (GTK_BOX (hbox), box);
-
-      label = gtk_label_new ("Suggestions");
-      gtk_widget_add_css_class (label, "title-4");
-      gtk_box_append (GTK_BOX (box), label);
-
-      /* A basic suggestion entry */
-      entry = suggestion_entry_new ();
-      g_object_set (entry, "placeholder-text", "Words with T or G…", NULL);
-      strings = gtk_string_list_new ((const char *[]){
-                                     "GNOME",
-                                     "gnominious",
-                                     "Gnomonic projection",
-                                     "total",
-                                     "totally",
-                                     "toto",
-                                     "tottery",
-                                     "totterer",
-                                     "Totten trust",
-                                     "totipotent",
-                                     "totipotency",
-                                     "totemism",
-                                     "totem pole",
-                                     "Totara",
-                                     "totalizer",
-                                     "totalizator",
-                                     "totalitarianism",
-                                     "total parenteral nutrition",
-                                     "total hysterectomy",
-                                     "total eclipse",
-                                     "Totipresence",
-                                     "Totipalmi",
-                                     "Tomboy",
-                                     "zombie",
-                                     NULL});
-      suggestion_entry_set_model (SUGGESTION_ENTRY (entry), G_LIST_MODEL (strings));
-      g_object_unref (strings);
-
-      gtk_box_append (GTK_BOX (box), entry);
-
-      /* A suggestion entry using a custom model, and no filtering */
-      entry = suggestion_entry_new ();
-
-      cwd = g_get_current_dir ();
-      file = g_file_new_for_path (cwd);
-      dir = G_LIST_MODEL (gtk_directory_list_new ("standard::display-name,standard::content-type,standard::icon,standard::size", file));
-      suggestion_entry_set_model (SUGGESTION_ENTRY (entry), dir);
-      g_object_unref (dir);
-      g_object_unref (file);
-      g_free (cwd);
-
+      button = drop_down_new_from_strings (many_times, NULL, NULL);
+      gtk_drop_down_set_enable_search (GTK_DROP_DOWN (button), TRUE);
       expression = gtk_cclosure_expression_new (G_TYPE_STRING, NULL,
                                                 0, NULL,
-                                                (GCallback)get_file_name,
+                                                (GCallback)get_title,
                                                 NULL, NULL);
-      suggestion_entry_set_expression (SUGGESTION_ENTRY (entry), expression);
+      gtk_drop_down_set_expression (GTK_DROP_DOWN (button), expression);
       gtk_expression_unref (expression);
+      gtk_box_append (GTK_BOX (box), button);
 
-      factory = gtk_signal_list_item_factory_new ();
-      g_signal_connect (factory, "setup", G_CALLBACK (setup_item), NULL);
-      g_signal_connect (factory, "bind", G_CALLBACK (bind_item), NULL);
-
-      suggestion_entry_set_factory (SUGGESTION_ENTRY (entry), factory);
-      g_object_unref (factory);
-
-      suggestion_entry_set_use_filter (SUGGESTION_ENTRY (entry), FALSE);
-      suggestion_entry_set_show_arrow (SUGGESTION_ENTRY (entry), TRUE);
-
-      gtk_box_append (GTK_BOX (box), entry);
-
-      /* A suggestion entry with match highlighting */
-      entry = suggestion_entry_new ();
-      g_object_set (entry, "placeholder-text", "Destination", NULL);
-
-      strings = gtk_string_list_new ((const char *[]){
-                                     "app-mockups",
-                                     "settings-mockups",
-                                     "os-mockups",
-                                     "software-mockups",
-                                     "mocktails",
-                                     NULL});
-      suggestion_entry_set_model (SUGGESTION_ENTRY (entry), G_LIST_MODEL (strings));
-      g_object_unref (strings);
-
-      gtk_box_append (GTK_BOX (box), entry);
-
-      suggestion_entry_set_match_func (SUGGESTION_ENTRY (entry), match_func, NULL, NULL);
-
-      factory = gtk_signal_list_item_factory_new ();
-      g_signal_connect (factory, "setup", G_CALLBACK (setup_highlight_item), NULL);
-      g_signal_connect (factory, "bind", G_CALLBACK (bind_highlight_item), NULL);
-      suggestion_entry_set_factory (SUGGESTION_ENTRY (entry), factory);
-      g_object_unref (factory);
-
+      button = drop_down_new_from_strings (device_titles, device_icons, device_descriptions);
+      gtk_box_append (GTK_BOX (box), button);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/entry_completion.c

@@ -78,11 +78,11 @@ do_entry_completion (GtkWidget *do_widget)
       gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
-      gtk_widget_set_margin_start (vbox, 18);
-      gtk_widget_set_margin_end (vbox, 18);
-      gtk_widget_set_margin_top (vbox, 18);
-      gtk_widget_set_margin_bottom (vbox, 18);
+      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
+      gtk_widget_set_margin_start (vbox, 5);
+      gtk_widget_set_margin_end (vbox, 5);
+      gtk_widget_set_margin_top (vbox, 5);
+      gtk_widget_set_margin_bottom (vbox, 5);
       gtk_window_set_child (GTK_WINDOW (window), vbox);
 
       label = gtk_label_new (NULL);

demos/gtk-demo/entry_undo.c

@@ -27,16 +27,16 @@ do_entry_undo (GtkWidget *do_widget)
       gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
-      gtk_widget_set_margin_start (vbox, 18);
-      gtk_widget_set_margin_end (vbox, 18);
-      gtk_widget_set_margin_top (vbox, 18);
-      gtk_widget_set_margin_bottom (vbox, 18);
+      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
+      gtk_widget_set_margin_start (vbox, 5);
+      gtk_widget_set_margin_end (vbox, 5);
+      gtk_widget_set_margin_top (vbox, 5);
+      gtk_widget_set_margin_bottom (vbox, 5);
       gtk_window_set_child (GTK_WINDOW (window), vbox);
 
       label = gtk_label_new (NULL);
       gtk_label_set_markup (GTK_LABEL (label),
-                            "Use Control+z or Control+Shift+z to undo or redo changes");
+                            "Use Primary+z or Primary+Shift+z to undo or redo changes");
       gtk_box_append (GTK_BOX (vbox), label);
 
       /* Create our entry */

demos/gtk-demo/errorstates.c

@@ -1,4 +1,4 @@
-/* Error States
+/* Error states
  *
  * GtkLabel and GtkEntry can indicate errors if you set the .error
  * style class on them.

demos/gtk-demo/errorstates.ui

@@ -5,7 +5,7 @@
     <property name="modal">1</property>
     <property name="resizable">0</property>
     <property name="use-header-bar">1</property>
-    <property name="title" translatable="yes">Error States</property>
+    <property name="title" translatable="yes">Settings</property>
     <property name="hide-on-close">1</property>
     <child internal-child="content_area">
       <object class="GtkBox">

demos/gtk-demo/filtermodel.ui

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
+  <requires lib="gtk+" version="3.16"/>
   <object class="GtkListStore" id="liststore1">
     <columns>
       <column type="gint"/>

demos/gtk-demo/fishbowl.c

@@ -119,12 +119,13 @@ create_label (void)
 static GtkWidget *
 create_video (void)
 {
-  GtkWidget *w = gtk_video_new ();
+  GtkMediaStream *stream = gtk_media_file_new_for_resource ("/images/gtk-logo.webm");
+  GtkWidget *w = gtk_picture_new_for_paintable (GDK_PAINTABLE (stream));
 
   gtk_widget_set_size_request (w, 64, 64);
-  gtk_video_set_loop (GTK_VIDEO (w), TRUE);
-  gtk_video_set_autoplay (GTK_VIDEO (w), TRUE);
-  gtk_video_set_resource (GTK_VIDEO (w), "/images/gtk-logo.webm");
+  gtk_media_stream_set_loop (stream, TRUE);
+  gtk_media_stream_play (stream);
+  g_object_unref (stream);
 
   return w;
 }

demos/gtk-demo/font-features.ui

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
+  <requires lib="gtk+" version="3.12"/>
   <object class="GtkWindow" id="window">
     <property name="default-width">600</property>
     <property name="default-height">500</property>

demos/gtk-demo/font_features.c

@@ -1068,6 +1068,7 @@ update_font_variations (void)
   unsigned int length;
   int i;
 
+  child = gtk_widget_get_first_child (variations_grid);
   while ((child = gtk_widget_get_first_child (variations_grid)))
     gtk_grid_remove (GTK_GRID (variations_grid), child);
 

demos/gtk-demo/fontify.c

@@ -501,7 +501,7 @@ fontify (const char    *format,
   char *theme;
   gboolean prefer_dark;
   const char *style_arg;
-  char *text;
+  const char *text;
   GtkTextIter start, end;
   GBytes *bytes;
   GError *error = NULL;
@@ -553,7 +553,7 @@ fontify (const char    *format,
 
   gtk_text_buffer_get_bounds (source_buffer, &start, &end);
   text = gtk_text_buffer_get_text (source_buffer, &start, &end, TRUE);
-  bytes = g_bytes_new_take (text, strlen (text));
+  bytes = g_bytes_new_static (text, strlen (text));
 
 #ifdef HAVE_GIO_UNIX
   /* Work around https://gitlab.gnome.org/GNOME/glib/-/issues/2182 */
@@ -570,5 +570,4 @@ fontify (const char    *format,
                                   NULL,
                                   fontify_finish,
                                   g_object_ref (source_buffer));
-  g_bytes_unref (bytes);
 }

demos/gtk-demo/fontrendering.c

@@ -1,4 +1,4 @@
-/* Pango/Font Rendering
+/* Pango/Font rendering
  *
  * Demonstrates various aspects of font rendering.
  */

demos/gtk-demo/glarea.c

@@ -406,7 +406,6 @@ create_glarea_window (GtkWidget *do_widget)
   gl_area = gtk_gl_area_new ();
   gtk_widget_set_hexpand (gl_area, TRUE);
   gtk_widget_set_vexpand (gl_area, TRUE);
-  gtk_widget_set_size_request (gl_area, 100, 200);
   gtk_box_append (GTK_BOX (box), gl_area);
 
   /* We need to initialize and free GL resources, so we use

demos/gtk-demo/gltransition.c

@@ -1,4 +1,4 @@
-/* OpenGL/Transitions and Effects
+/* OpenGL/Transitions
  * #Keywords: OpenGL, shader, effect
  *
  * Create transitions between pages using a custom fragment shader.
@@ -282,12 +282,11 @@ create_gltransition_window (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), "Transitions and Effects");
+  gtk_window_set_title (GTK_WINDOW (window), "Transitions");
   headerbar = gtk_header_bar_new ();
   scale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, NULL);
   gtk_scale_set_draw_value (GTK_SCALE (scale), FALSE);
   gtk_widget_set_size_request (scale, 100, -1);
-  gtk_widget_set_tooltip_text (scale, "Transition duration");
   gtk_header_bar_pack_end (GTK_HEADER_BAR (headerbar), scale);
   gtk_window_set_titlebar (GTK_WINDOW (window), headerbar);
   gtk_window_set_default_size (GTK_WINDOW (window), 800, 600);

demos/gtk-demo/gtkfishbowl.c

@@ -179,9 +179,6 @@ gtk_fishbowl_add (GtkFishbowl *fishbowl,
   child_info->dy = new_speed ();
 
   gtk_widget_set_parent (widget, GTK_WIDGET (fishbowl));
-  gtk_accessible_update_state (GTK_ACCESSIBLE (widget),
-                               GTK_ACCESSIBLE_STATE_HIDDEN, TRUE,
-                               -1);
 
   g_hash_table_insert (priv->children, widget, child_info);
   priv->count++;
@@ -345,8 +342,6 @@ gtk_fishbowl_class_init (GtkFishbowlClass *klass)
                           G_PARAM_READWRITE);
 
   g_object_class_install_properties (object_class, NUM_PROPERTIES, props);
-
-  gtk_widget_class_set_accessible_role (widget_class, GTK_ACCESSIBLE_ROLE_PRESENTATION);
 }
 
 guint

demos/gtk-demo/gtkgears.c

@@ -787,8 +787,6 @@ gtk_gears_realize (GtkWidget *widget)
   glLinkProgram(program);
   glGetProgramInfoLog(program, sizeof msg, NULL, msg);
   g_debug ("program info: %s\n", msg);
-  glDetachShader (program, v);
-  glDetachShader (program, f);
   glDeleteShader (v);
   glDeleteShader (f);
 

demos/gtk-demo/iconscroll.c

@@ -13,7 +13,7 @@ static GtkWidget *window = NULL;
 static GtkWidget *scrolledwindow;
 static int selected;
 
-#define N_WIDGET_TYPES 7
+#define N_WIDGET_TYPES 6
 
 
 static int hincrement = 5;
@@ -177,24 +177,6 @@ populate_grid (void)
   gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolledwindow), list);
 }
 
-extern GtkWidget *create_ucd_view (GtkWidget *label);
-
-static void
-populate_list2 (void)
-{
-  GtkWidget *list;
-
-  list = create_ucd_view (NULL);
-
-  hincrement = 0;
-  vincrement = 5;
-
-  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow),
-                                  GTK_POLICY_AUTOMATIC,
-                                  GTK_POLICY_AUTOMATIC);
-  gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolledwindow), list);
-}
-
 static void
 set_widget_type (int type)
 {
@@ -234,11 +216,6 @@ set_widget_type (int type)
       break;
 
     case 5:
-      gtk_window_set_title (GTK_WINDOW (window), "Scrolling a columned list");
-      populate_list2 ();
-      break;
-
-    case 6:
       gtk_window_set_title (GTK_WINDOW (window), "Scrolling a grid");
       populate_grid ();
       break;

demos/gtk-demo/images.c

@@ -17,7 +17,6 @@
 #include <glib/gstdio.h>
 #include <stdio.h>
 #include <errno.h>
-#include "pixbufpaintable.h"
 
 static GtkWidget *window = NULL;
 static GdkPixbufLoader *pixbuf_loader = NULL;
@@ -57,7 +56,6 @@ progressive_updated_callback (GdkPixbufLoader *loader,
   picture = GTK_WIDGET (data);
 
   pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
-  gtk_picture_set_pixbuf (GTK_PICTURE (picture), NULL);
   gtk_picture_set_pixbuf (GTK_PICTURE (picture), pixbuf);
 }
 
@@ -264,7 +262,7 @@ start_progressive_loading (GtkWidget *picture)
    * The timeout simply simulates a slow data source by inserting
    * pauses in the reading process.
    */
-  load_timeout = g_timeout_add (300, progressive_timeout, picture);
+  load_timeout = g_timeout_add (1500, progressive_timeout, picture);
   g_source_set_name_by_id (load_timeout, "[gtk] progressive_timeout");
 }
 
@@ -347,8 +345,9 @@ do_images (GtkWidget *do_widget)
       vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
       gtk_box_append (GTK_BOX (hbox), vbox);
 
-      label = gtk_label_new ("Image from a resource");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Image loaded from a file</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);
@@ -356,7 +355,7 @@ do_images (GtkWidget *do_widget)
       gtk_widget_set_valign (frame, GTK_ALIGN_CENTER);
       gtk_box_append (GTK_BOX (vbox), frame);
 
-      image = gtk_image_new_from_resource ("/images/org.gtk.Demo4.svg");
+      image = gtk_image_new_from_icon_name ("gtk3-demo");
       gtk_image_set_icon_size (GTK_IMAGE (image), GTK_ICON_SIZE_LARGE);
 
       gtk_frame_set_child (GTK_FRAME (frame), image);
@@ -364,8 +363,9 @@ do_images (GtkWidget *do_widget)
 
       /* Animation */
 
-      label = gtk_label_new ("Animation from a resource");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Animation loaded from a file</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);
@@ -373,16 +373,15 @@ do_images (GtkWidget *do_widget)
       gtk_widget_set_valign (frame, GTK_ALIGN_CENTER);
       gtk_box_append (GTK_BOX (vbox), frame);
 
-      paintable = pixbuf_paintable_new_from_resource ("/images/floppybuddy.gif");
-      picture = gtk_picture_new_for_paintable (paintable);
-      g_object_unref (paintable);
+      picture = gtk_picture_new_for_resource ("/images/floppybuddy.gif");
 
       gtk_frame_set_child (GTK_FRAME (frame), picture);
 
       /* Symbolic icon */
 
-      label = gtk_label_new ("Symbolic themed icon");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Symbolic themed icon</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);
@@ -401,8 +400,9 @@ do_images (GtkWidget *do_widget)
       vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
       gtk_box_append (GTK_BOX (hbox), vbox);
 
-      label = gtk_label_new ("Progressive image loading");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Progressive image loading</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);
@@ -414,7 +414,6 @@ do_images (GtkWidget *do_widget)
        * will create the pixbuf and fill it in.
        */
       picture = gtk_picture_new ();
-      gtk_picture_set_alternative_text (GTK_PICTURE (picture), "A slowly loading image");
       gtk_frame_set_child (GTK_FRAME (frame), picture);
 
       start_progressive_loading (picture);
@@ -423,8 +422,9 @@ do_images (GtkWidget *do_widget)
       vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
       gtk_box_append (GTK_BOX (hbox), vbox);
 
-      label = gtk_label_new ("Displaying video");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>Displaying video</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       frame = gtk_frame_new (NULL);
@@ -440,8 +440,9 @@ do_images (GtkWidget *do_widget)
       vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
       gtk_box_append (GTK_BOX (hbox), vbox);
 
-      label = gtk_label_new ("GtkWidgetPaintable");
-      gtk_widget_add_css_class (label, "heading");
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label),
+                            "<u>GtkWidgetPaintable</u>");
       gtk_box_append (GTK_BOX (vbox), label);
 
       paintable = gtk_widget_paintable_new (do_widget);

demos/gtk-demo/layoutmanager.c

@@ -34,7 +34,7 @@ do_layoutmanager (GtkWidget *parent)
       int i;
 
       window = gtk_window_new ();
-      gtk_window_set_title (GTK_WINDOW (window), "Layout Manager — Transition");
+      gtk_window_set_title (GTK_WINDOW (window), "Layout Manager—Transition");
       gtk_window_set_default_size (GTK_WINDOW (window), 600, 600);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 

demos/gtk-demo/layoutmanager2.c

@@ -170,7 +170,7 @@ do_layoutmanager2 (GtkWidget *parent)
       int i;
 
       window = gtk_window_new ();
-      gtk_window_set_title (GTK_WINDOW (window), "Layout Manager — Transformation");
+      gtk_window_set_title (GTK_WINDOW (window), "Layout Manager—Transformation");
       gtk_window_set_default_size (GTK_WINDOW (window), 600, 620);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 

demos/gtk-demo/listbox.c

@@ -1,4 +1,4 @@
-/* List Box/Complex
+/* List Box/Complex list
  *
  * GtkListBox allows lists with complicated layouts, using
  * regular widgets supporting sorting and filtering.
@@ -197,7 +197,7 @@ gtk_message_row_update (GtkMessageRow *row)
 
   if (strcmp (priv->message->sender_nick, "@GTKtoolkit") == 0)
     {
-      gtk_image_set_from_icon_name (priv->avatar_image, "org.gtk.Demo4");
+      gtk_image_set_from_icon_name (priv->avatar_image, "gtk3-demo");
       gtk_image_set_icon_size (priv->avatar_image, GTK_ICON_SIZE_LARGE);
     }
   else
@@ -349,7 +349,7 @@ do_listbox (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), "List Box — Complex");
+      gtk_window_set_title (GTK_WINDOW (window), "List Box");
       gtk_window_set_default_size (GTK_WINDOW (window), 400, 600);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 

demos/gtk-demo/listbox2.c

@@ -34,7 +34,7 @@ row_activated (GtkListBox    *list,
 }
 
 GtkWidget *
-do_listbox_controls (GtkWidget *do_widget)
+do_listbox2 (GtkWidget *do_widget)
 {
   if (!window)
     {
@@ -47,7 +47,7 @@ do_listbox_controls (GtkWidget *do_widget)
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
 
-      gtk_builder_add_from_resource (builder, "/listbox_controls/listbox_controls.ui", NULL);
+      gtk_builder_add_from_resource (builder, "/listbox2/listbox2.ui", NULL);
 
       window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
       gtk_window_set_display (GTK_WINDOW (window),

demos/gtk-demo/listview_ucd.c

@@ -80,7 +80,7 @@ ucd_model_new (void)
   iter = g_variant_iter_new (v);
 
   store = g_list_store_new (G_TYPE_OBJECT);
-  while (g_variant_iter_next (iter, "(u&s)", &u, &name))
+  while (g_variant_iter_next (iter, "(us)", &u, &name))
     {
       if (u == 0)
         continue;
@@ -259,7 +259,7 @@ selection_changed (GObject    *object,
   gtk_label_set_label (GTK_LABEL (label), buffer);
 }
 
-GtkWidget *
+static GtkWidget *
 create_ucd_view (GtkWidget *label)
 {
   GtkWidget *cv;
@@ -273,8 +273,7 @@ create_ucd_view (GtkWidget *label)
   selection = gtk_single_selection_new (ucd_model);
   gtk_single_selection_set_autoselect (selection, TRUE);
   gtk_single_selection_set_can_unselect (selection, FALSE);
-  if (label)
-    g_signal_connect (selection, "notify::selected", G_CALLBACK (selection_changed), label);
+  g_signal_connect (selection, "notify::selected", G_CALLBACK (selection_changed), label);
 
   cv = gtk_column_view_new (GTK_SELECTION_MODEL (selection));
   gtk_column_view_set_show_column_separators (GTK_COLUMN_VIEW (cv), TRUE);
@@ -284,14 +283,12 @@ create_ucd_view (GtkWidget *label)
   g_signal_connect (factory, "bind", G_CALLBACK (bind_codepoint), NULL);
   column = gtk_column_view_column_new ("Codepoint", factory);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   factory = gtk_signal_list_item_factory_new ();
   g_signal_connect (factory, "setup", G_CALLBACK (setup_centered_label), NULL);
   g_signal_connect (factory, "bind", G_CALLBACK (bind_char), NULL);
   column = gtk_column_view_column_new ("Char", factory);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   factory = gtk_signal_list_item_factory_new ();
   g_signal_connect (factory, "setup", G_CALLBACK (setup_ellipsizing_label), NULL);
@@ -299,7 +296,6 @@ create_ucd_view (GtkWidget *label)
   column = gtk_column_view_column_new ("Name", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   factory = gtk_signal_list_item_factory_new ();
   g_signal_connect (factory, "setup", G_CALLBACK (setup_ellipsizing_label), NULL);
@@ -307,7 +303,6 @@ create_ucd_view (GtkWidget *label)
   column = gtk_column_view_column_new ("Type", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   factory = gtk_signal_list_item_factory_new ();
   g_signal_connect (factory, "setup", G_CALLBACK (setup_ellipsizing_label), NULL);
@@ -315,7 +310,6 @@ create_ucd_view (GtkWidget *label)
   column = gtk_column_view_column_new ("Break Type", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   factory = gtk_signal_list_item_factory_new ();
   g_signal_connect (factory, "setup", G_CALLBACK (setup_label), NULL);
@@ -323,7 +317,6 @@ create_ucd_view (GtkWidget *label)
   column = gtk_column_view_column_new ("Combining Class", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   factory = gtk_signal_list_item_factory_new ();
   g_signal_connect (factory, "setup", G_CALLBACK (setup_label), NULL);
@@ -331,7 +324,6 @@ create_ucd_view (GtkWidget *label)
   column = gtk_column_view_column_new ("Script", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
-  g_object_unref (column);
 
   return cv;
 }

demos/gtk-demo/listview_words.c

@@ -142,39 +142,16 @@ load_file (GtkStringList *list,
 }
 
 static void
-open_response_cb (GtkNativeDialog *dialog,
-                  int              response,
-                  GtkStringList   *stringlist)
+file_selected_cb (GtkWidget     *button,
+                  GtkStringList *stringlist)
 {
-  gtk_native_dialog_hide (dialog);
+  GFile *file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (button));
 
-  if (response == GTK_RESPONSE_ACCEPT)
+  if (file)
     {
-      GFile *file;
-
-      file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
       load_file (stringlist, file);
       g_object_unref (file);
     }
-
-  gtk_native_dialog_destroy (dialog);
-}
-
-static void
-file_open_cb (GtkWidget     *button,
-              GtkStringList *stringlist)
-{
-  GtkFileChooserNative *dialog;
-
-  dialog = gtk_file_chooser_native_new ("Open file",
-                                        GTK_WINDOW (gtk_widget_get_root (button)),
-                                        GTK_FILE_CHOOSER_ACTION_OPEN,
-                                        "_Load",
-                                        "_Cancel");
-  gtk_native_dialog_set_modal (GTK_NATIVE_DIALOG (dialog), TRUE);
-
-  g_signal_connect (dialog, "response", G_CALLBACK (open_response_cb), stringlist);
-  gtk_native_dialog_show (GTK_NATIVE_DIALOG (dialog));
 }
 
 GtkWidget *
@@ -212,8 +189,8 @@ do_listview_words (GtkWidget *do_widget)
 
       header = gtk_header_bar_new ();
       gtk_header_bar_set_show_title_buttons (GTK_HEADER_BAR (header), TRUE);
-      open_button = gtk_button_new_with_mnemonic ("_Open");
-      g_signal_connect (open_button, "clicked", G_CALLBACK (file_open_cb), stringlist);
+      open_button = gtk_file_chooser_button_new ("_Open", GTK_FILE_CHOOSER_ACTION_OPEN);
+      g_signal_connect (open_button, "file-set", G_CALLBACK (file_selected_cb), stringlist);
       gtk_header_bar_pack_start (GTK_HEADER_BAR (header), open_button);
       gtk_window_set_titlebar (GTK_WINDOW (window), header);
 

demos/gtk-demo/main.c

@@ -337,8 +337,8 @@ display_text (const char  *format,
 
   bytes = g_resources_lookup_data (resource, 0, NULL);
   g_assert (bytes);
-  text = g_bytes_get_data (bytes, &len);
-  g_assert (g_utf8_validate (text, len, NULL));
+
+  g_assert (g_utf8_validate (g_bytes_get_data (bytes, NULL), g_bytes_get_size (bytes), NULL));
 
   textview = gtk_text_view_new ();
   gtk_text_view_set_left_margin (GTK_TEXT_VIEW (textview), 20);
@@ -354,8 +354,9 @@ display_text (const char  *format,
   gtk_text_view_set_monospace (GTK_TEXT_VIEW (textview), TRUE);
 
   buffer = gtk_text_buffer_new (NULL);
+
+  text = g_bytes_unref_to_data (bytes, &len);
   gtk_text_buffer_set_text (buffer, text, len);
-  g_bytes_unref (bytes);
 
   if (format)
     fontify (format, buffer);

demos/gtk-demo/main.ui

@@ -17,6 +17,9 @@
     </section>
   </menu>
   <object class="GtkApplicationWindow" id="window">
+    <style>
+      <class name="devel"/>
+    </style>
     <property name="default-width">800</property>
     <property name="default-height">600</property>
     <child type="titlebar">
@@ -25,17 +28,14 @@
           <object class="GtkButton">
             <property name="valign">center</property>
             <property name="action-name">win.run</property>
-            <property name="label" translatable="yes">Run</property>
-          </object>
-        </child>
-        <child>
-          <object class="GtkToggleButton">
-            <property name="icon-name">edit-find-symbolic</property>
-            <property name="valign">center</property>
-            <property name="active" bind-source="searchbar" bind-property="search-mode-enabled" bind-flags="bidirectional|sync-create"/>
-            <accessibility>
-              <property name="label" translatable="yes">Search</property>
-            </accessibility>
+            <style>
+              <class name="text-button"/>
+            </style>
+            <child>
+              <object class="GtkLabel">
+                <property name="label" translatable="yes">Run</property>
+              </object>
+            </child>
           </object>
         </child>
         <child type="end">
@@ -43,9 +43,6 @@
             <property name="valign">center</property>
             <property name="menu-model">gear_menu</property>
             <property name="icon-name">open-menu-symbolic</property>
-            <accessibility>
-              <property name="label" translatable="yes">Primary menu</property>
-            </accessibility>
           </object>
         </child>
       </object>
@@ -53,30 +50,24 @@
     <child>
       <object class="GtkBox">
         <child>
-          <object class="GtkBox">
-            <property name="width-request">220</property>
-            <property name="orientation">vertical</property>
+          <object class="GtkScrolledWindow">
+            <property name="width-request">120</property>
+            <property name="hscrollbar-policy">never</property>
+            <property name="min-content-width">150</property>
             <child>
-              <object class="GtkSearchBar" id="searchbar">
-                <property name="key-capture-widget">window</property>
+              <object class="GtkBox">
+                <property name="width-request">220</property>
+                <property name="orientation">vertical</property>
+
                 <child>
-                  <object class="GtkSearchEntry" id="search-entry">
-                    <accessibility>
-                      <relation name="controls">listview</relation>
-                    </accessibility>
+                  <object class="GtkSearchBar" id="searchbar">
+                    <property name="key-capture-widget">window</property>
+                    <child>
+                      <object class="GtkSearchEntry" id="search-entry"/>
+                    </child>
                   </object>
                 </child>
-              </object>
-            </child>
-            <child>
-              <object class="GtkScrolledWindow">
-                <style>
-                  <class name="sidebar"/>
-                </style>
-                <property name="width-request">120</property>
-                <property name="hscrollbar-policy">never</property>
-                <property name="min-content-width">150</property>
-                <property name="vexpand">1</property>
+
                 <child>
                   <object class="GtkListView" id="listview">
                     <style>
@@ -87,16 +78,16 @@
                         <property name="resource">/ui/main-listitem.ui</property>
                       </object>
                     </property>
-                    <accessibility>
-                      <property name="label" translatable="yes">Demo list</property>
-                      <relation name="controls">notebook</relation>
-                    </accessibility>
                   </object>
                 </child>
+
               </object>
             </child>
           </object>
         </child>
+        <child>
+          <object class="GtkSeparator"/>
+        </child>
         <child>
           <object class="GtkNotebook" id="notebook">
             <property name="scrollable">1</property>
@@ -121,10 +112,6 @@
                         <property name="editable">0</property>
                         <property name="wrap-mode">word</property>
                         <property name="cursor-visible">0</property>
-                        <accessibility>
-                          <property name="label" translatable="yes">Info</property>
-                          <property name="description" translatable="yes">A description of the demo</property>
-                        </accessibility>
                       </object>
                     </child>
                   </object>
@@ -155,10 +142,6 @@
                         <property name="wrap-mode">word</property>
                         <property name="pixels-above-lines">2</property>
                         <property name="pixels-below-lines">2</property>
-                        <accessibility>
-                          <property name="label" translatable="yes">Source</property>
-                          <property name="description" translatable="yes">The source code of the demo</property>
-                        </accessibility>
                       </object>
                     </child>
                   </object>

demos/gtk-demo/meson.build

@@ -7,9 +7,8 @@ demos = files([
   'clipboard.c',
   'combobox.c',
   'constraints.c',
-  'constraints_interactive.c',
-  'constraints_vfl.c',
-  'constraints_builder.c',
+  'constraints2.c',
+  'constraints3.c',
   'css_accordion.c',
   'css_basics.c',
   'css_blendmodes.c',
@@ -19,6 +18,7 @@ demos = files([
   'cursors.c',
   'dialog.c',
   'drawingarea.c',
+  'dropdown.c',
   'dnd.c',
   'editable_cells.c',
   'entry_completion.c',
@@ -44,7 +44,7 @@ demos = files([
   'layoutmanager2.c',
   'links.c',
   'listbox.c',
-  'listbox_controls.c',
+  'listbox2.c',
   'menu.c',
   'flowbox.c',
   'list_store.c',
@@ -53,14 +53,12 @@ demos = files([
   'listview_colors.c',
   'listview_filebrowser.c',
   'listview_minesweeper.c',
-  'dropdown.c',
   'listview_settings.c',
-  'listview_ucd.c',
   'listview_weather.c',
   'listview_words.c',
   'markup.c',
   'overlay.c',
-  'overlay_decorative.c',
+  'overlay2.c',
   'paint.c',
   'paintable.c',
   'paintable_animated.c',
@@ -100,37 +98,31 @@ demos = files([
 
 gtkdemo_deps = [ libgtk_dep, ]
 
-extra_demo_sources = files([
-  'main.c',
-  'fontify.c',
-  'gtkfishbowl.c',
-  'fontplane.c',
-  'gtkgears.c',
-  'gtkshaderbin.c',
-  'gtkshadertoy.c',
-  'gtkshaderstack.c',
-  'gskshaderpaintable.c',
-  'puzzlepiece.c',
-  'bluroverlay.c',
-  'demoimage.c',
-  'demotaggedentry.c',
-  'demochild.c',
-  'demolayout.c',
-  'demowidget.c',
-  'demo2layout.c',
-  'singular_value_decomposition.c',
-  'four_point_transform.c',
-  'demo2widget.c',
-  'demo3widget.c',
-  'pixbufpaintable.c',
-  'script-names.c',
-  'unicode-names.c',
-  'suggestionentry.c',
-])
+extra_demo_sources = files(['main.c',
+                            'fontify.c',
+                            'gtkfishbowl.c',
+                            'fontplane.c',
+                            'gtkgears.c',
+                            'gtkshaderbin.c',
+                            'gtkshadertoy.c',
+                            'gtkshaderstack.c',
+                            'gskshaderpaintable.c',
+                            'puzzlepiece.c',
+                            'bluroverlay.c',
+                            'demoimage.c',
+                            'demotaggedentry.c',
+                            'demochild.c',
+                            'demolayout.c',
+                            'demowidget.c',
+                            'demo2layout.c',
+                            'singular_value_decomposition.c',
+                            'four_point_transform.c',
+                            'demo2widget.c',
+                            'demo3widget.c'])
 
 if harfbuzz_dep.found() and pangoft_dep.found()
-  demos += files(['font_features.c'])
-  extra_demo_sources += files(['language-names.c'])
+  demos += files(['font_features.c', 'listview_ucd.c'])
+  extra_demo_sources += files(['script-names.c', 'language-names.c', 'unicode-names.c'])
   gtkdemo_deps += [ harfbuzz_dep, epoxy_dep ]
 endif
 
@@ -142,24 +134,20 @@ librsvg_dep = dependency('librsvg-2.0', version: '>= 2.46.0', required: false)
 
 if librsvg_dep.found()
   demos += files('paintable_svg.c')
-  extra_demo_sources += files(['svgpaintable.c'])
   gtkdemo_deps += [ librsvg_dep ]
 endif
 
 gtkdemo_args = [ '-DGDK_DISABLE_DEPRECATED', '-DGTK_DISABLE_DEPRECATED', ]
 
 demos_h = custom_target('gtk4 demo header',
-  output: 'demos.h',
-  input: demos,
-  command: [ find_program('geninclude.py'), '@OUTPUT@', '@INPUT@' ],
-)
+                        output: 'demos.h',
+                        input: demos,
+                        command: [ find_program('geninclude.py'), '@OUTPUT@', '@INPUT@' ])
 
 gtkdemo_resources = gnome.compile_resources('gtkdemo_resources',
-  'demo.gresource.xml',
-  source_dir: '.',
-)
+                                            'demo.gresource.xml',
+                                            source_dir: '.')
 
-# Use a subset of compiler flags
 demo_cflags = []
 foreach flag: common_cflags
   if flag not in ['-Werror=missing-prototypes', '-Werror=missing-declarations', '-fvisibility=hidden']
@@ -168,30 +156,30 @@ foreach flag: common_cflags
 endforeach
 
 executable('gtk4-demo',
-  sources: [demos, demos_h, extra_demo_sources, gtkdemo_resources],
-  c_args: gtkdemo_args + demo_cflags,
-  dependencies: gtkdemo_deps,
-  include_directories: confinc,
-  gui_app: true,
-  link_args: extra_demo_ldflags,
-  install: true,
-)
+           demos, demos_h, extra_demo_sources, gtkdemo_resources,
+           c_args: gtkdemo_args + demo_cflags,
+           dependencies: gtkdemo_deps,
+           include_directories: confinc,
+           gui_app: true,
+           link_args: extra_demo_ldflags,
+           install: true)
 
 executable('gtk4-demo-application',
-  sources: ['application.c', gtkdemo_resources],
-  c_args: gtkdemo_args + common_cflags,
-  dependencies: gtkdemo_deps,
-  include_directories: confinc,
-  gui_app: true,
-  link_args: extra_demo_ldflags,
-  install: true,
-)
+           'application.c', gtkdemo_resources,
+           c_args: gtkdemo_args + common_cflags,
+           dependencies: gtkdemo_deps,
+           include_directories: confinc,
+           gui_app: true,
+           link_args: extra_demo_ldflags,
+           install: true)
 
 # icons
 icontheme_dir = join_paths(gtk_datadir, 'icons/hicolor')
 
 foreach size: ['scalable', 'symbolic']
-  install_subdir('data/' + size, install_dir: icontheme_dir)
+  install_subdir('data/' + size,
+    install_dir: icontheme_dir
+  )
 endforeach
 
 # desktop file

demos/gtk-demo/org.gtk.Demo4.desktop

@@ -7,3 +7,4 @@ Terminal=false
 Type=Application
 StartupNotify=true
 Categories=Development;GTK;
+NoDisplay=true

demos/gtk-demo/overlay2.c

@@ -21,7 +21,7 @@ margin_changed (GtkAdjustment *adjustment,
 }
 
 GtkWidget *
-do_overlay_decorative (GtkWidget *do_widget)
+do_overlay2 (GtkWidget *do_widget)
 {
   static GtkWidget *window = NULL;
 

demos/gtk-demo/paintable.c

@@ -1,4 +1,4 @@
-/* Paintable/Simple Paintable
+/* Paintable/A simple paintable
  *
  * GdkPaintable is an interface used by GTK for drawings of any sort
  * that do not require layouting or positioning.

demos/gtk-demo/paintable_animated.c

@@ -1,4 +1,4 @@
-/* Paintable/Animated Paintable
+/* Paintable/An animated paintable
  *
  * GdkPaintable also allows paintables to change.
  *

demos/gtk-demo/paintable_emblem.c

@@ -153,7 +153,7 @@ do_paintable_emblem (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), "Paintable — Emblems");
+      gtk_window_set_title (GTK_WINDOW (window), "Emblems");
       gtk_window_set_default_size (GTK_WINDOW (window), 300, 200);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 

demos/gtk-demo/paintable_mediastream.c

@@ -1,4 +1,4 @@
-/* Paintable/Media Stream
+/* Paintable/A media stream
  *
  * GdkPaintable is also used by the GtkMediaStream class.
  *

demos/gtk-demo/paintable_svg.c

@@ -9,50 +9,186 @@
 #include <gtk/gtk.h>
 #include <librsvg/rsvg.h>
 
-#include "svgpaintable.h"
+#define SVG_TYPE_PAINTABLE (svg_paintable_get_type ())
 
+G_DECLARE_FINAL_TYPE (SvgPaintable, svg_paintable, SVG, PAINTABLE, GObject)
+
+struct _SvgPaintable
+{
+  GObject parent_instance;
+  GFile *file;
+  RsvgHandle *handle;
+};
+
+struct _SvgPaintableClass
+{
+  GObjectClass parent_class;
+};
+
+enum {
+  PROP_FILE = 1,
+  NUM_PROPERTIES
+};
 
 static void
-open_response_cb (GtkNativeDialog *dialog,
-                  int              response,
-                  GtkPicture      *picture)
+svg_paintable_snapshot (GdkPaintable *paintable,
+                        GdkSnapshot  *snapshot,
+                        double        width,
+                        double        height)
 {
-  gtk_native_dialog_hide (dialog);
+  SvgPaintable *self = SVG_PAINTABLE (paintable);
+  cairo_t *cr;
+  GError *error = NULL;
 
-  if (response == GTK_RESPONSE_ACCEPT)
+  cr = gtk_snapshot_append_cairo (GTK_SNAPSHOT (snapshot),
+                                  &GRAPHENE_RECT_INIT (0, 0, width, height));
+
+  if (!rsvg_handle_render_document (self->handle, cr,
+                                    &(RsvgRectangle) {0, 0, width, height},
+                                    &error))
     {
-      GFile *file;
-      GdkPaintable *paintable;
-
-      file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
-      paintable = svg_paintable_new (file);
-      gtk_picture_set_paintable (GTK_PICTURE (picture), paintable);
-      g_object_unref (paintable);
-      g_object_unref (file);
+      g_error ("%s", error->message);
     }
 
-  gtk_native_dialog_destroy (dialog);
+  cairo_destroy (cr);
+}
+
+static int
+svg_paintable_get_intrinsic_width (GdkPaintable *paintable)
+{
+  SvgPaintable *self = SVG_PAINTABLE (paintable);
+  RsvgDimensionData data;
+
+  rsvg_handle_get_dimensions (self->handle, &data);
+
+  return data.width;
+}
+
+static int
+svg_paintable_get_intrinsic_height (GdkPaintable *paintable)
+{
+  SvgPaintable *self = SVG_PAINTABLE (paintable);
+  RsvgDimensionData data;
+
+  rsvg_handle_get_dimensions (self->handle, &data);
+
+  return data.height;
 }
 
 static void
-show_file_open (GtkWidget  *button,
-                GtkPicture *picture)
+svg_paintable_init_interface (GdkPaintableInterface *iface)
 {
-  GtkFileFilter *filter;
-  GtkFileChooserNative *dialog;
+  iface->snapshot = svg_paintable_snapshot;
+  iface->get_intrinsic_width = svg_paintable_get_intrinsic_width;
+  iface->get_intrinsic_height = svg_paintable_get_intrinsic_height;
+}
 
-  dialog = gtk_file_chooser_native_new ("Open node file",
-                                        GTK_WINDOW (gtk_widget_get_root (button)),
-                                        GTK_FILE_CHOOSER_ACTION_OPEN,
-                                        "_Load",
-                                        "_Cancel");
+G_DEFINE_TYPE_WITH_CODE (SvgPaintable, svg_paintable, G_TYPE_OBJECT,
+                         G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE,
+                                                svg_paintable_init_interface))
 
-  filter = gtk_file_filter_new ();
-  gtk_file_filter_add_mime_type (filter, "image/svg+xml");
-  gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
-  gtk_native_dialog_set_modal (GTK_NATIVE_DIALOG (dialog), TRUE);
-  g_signal_connect (dialog, "response", G_CALLBACK (open_response_cb), picture);
-  gtk_native_dialog_show (GTK_NATIVE_DIALOG (dialog));
+static void
+svg_paintable_init (SvgPaintable *self)
+{
+}
+
+static void
+svg_paintable_dispose (GObject *object)
+{
+  SvgPaintable *self = SVG_PAINTABLE (object);
+
+  g_clear_object (&self->file);
+  g_clear_object (&self->handle);
+
+  G_OBJECT_CLASS (svg_paintable_parent_class)->dispose (object);
+}
+
+static void
+svg_paintable_set_property (GObject      *object,
+                            guint         prop_id,
+                            const GValue *value,
+                            GParamSpec   *pspec)
+{
+  SvgPaintable *self = SVG_PAINTABLE (object);
+
+  switch (prop_id)
+    {
+    case PROP_FILE:
+      {
+        GFile *file = g_value_get_object (value);
+        RsvgHandle *handle = rsvg_handle_new_from_gfile_sync (file,
+                                                              RSVG_HANDLE_FLAGS_NONE,
+                                                              NULL,
+                                                              NULL);
+        rsvg_handle_set_dpi (handle, 90);
+
+        g_set_object (&self->file, file);
+        g_set_object (&self->handle, handle);
+      }
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+svg_paintable_get_property (GObject    *object,
+                            guint       prop_id,
+                            GValue     *value,
+                            GParamSpec *pspec)
+{
+  SvgPaintable *self = SVG_PAINTABLE (object);
+
+  switch (prop_id)
+    {
+    case PROP_FILE:
+      g_value_set_object (value, self->file);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+
+static void
+svg_paintable_class_init (SvgPaintableClass *class)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+  object_class->dispose = svg_paintable_dispose;
+  object_class->set_property = svg_paintable_set_property;
+  object_class->get_property = svg_paintable_get_property;
+
+  g_object_class_install_property (object_class, PROP_FILE,
+                                   g_param_spec_object ("file", "File", "File",
+                                                        G_TYPE_FILE,
+                                                        G_PARAM_READWRITE));
+}
+
+static SvgPaintable *
+svg_paintable_new (GFile *file)
+{
+  return g_object_new (SVG_TYPE_PAINTABLE,
+                       "file", file,
+                       NULL);
+}
+
+static void
+file_set (GtkFileChooserButton *button,
+          GtkWidget            *picture)
+{
+  GFile *file;
+  SvgPaintable *paintable;
+
+  file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (button));
+
+  paintable = svg_paintable_new (file);
+  gtk_picture_set_paintable (GTK_PICTURE (picture), GDK_PAINTABLE (paintable));
+
+  g_object_unref (paintable);
+  g_object_unref (file);
 }
 
 static GtkWidget *window;
@@ -62,33 +198,36 @@ do_paintable_svg (GtkWidget *do_widget)
 {
   GtkWidget *header;
   GtkWidget *picture;
+  GtkFileFilter *filter;
   GtkWidget *button;
   GFile *file;
-  GdkPaintable *paintable;
+  SvgPaintable *paintable;
 
   if (!window)
     {
       window = gtk_window_new ();
       header = gtk_header_bar_new ();
       gtk_window_set_titlebar (GTK_WINDOW (window), header);
-      gtk_window_set_default_size (GTK_WINDOW (window), 330, 330);
-      gtk_window_set_title (GTK_WINDOW (window), "Paintable — SVG");
+      gtk_window_set_default_size (GTK_WINDOW (window), 300, 200);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      button = gtk_button_new_with_mnemonic ("_Open");
+      button = gtk_file_chooser_button_new ("Select an SVG file", GTK_FILE_CHOOSER_ACTION_OPEN);
+      filter = gtk_file_filter_new ();
+      gtk_file_filter_add_mime_type (filter, "image/svg+xml");
+      gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (button), filter);
       gtk_header_bar_pack_start (GTK_HEADER_BAR (header), button);
 
       picture = gtk_picture_new ();
       gtk_picture_set_can_shrink (GTK_PICTURE (picture), TRUE);
       gtk_widget_set_size_request (picture, 16, 16);
 
-      g_signal_connect (button, "clicked", G_CALLBACK (show_file_open), picture);
+      g_signal_connect (button, "file-set", G_CALLBACK (file_set), picture);
 
       gtk_window_set_child (GTK_WINDOW (window), picture);
 
       file = g_file_new_for_uri ("resource:///paintable_svg/org.gtk.gtk4.NodeEditor.Devel.svg");
       paintable = svg_paintable_new (file);
-      gtk_picture_set_paintable (GTK_PICTURE (picture), paintable);
+      gtk_picture_set_paintable (GTK_PICTURE (picture), GDK_PAINTABLE (paintable));
       g_object_unref (paintable);
       g_object_unref (file);
     }

demos/gtk-demo/panes.c

@@ -3,16 +3,100 @@
  * The GtkPaned Widget divides its content area into two panes
  * with a divider in between that the user can adjust. A separate
  * child is placed into each pane. GtkPaned widgets can be split
- * horizontally or vertically. This test contains both a horizontal
- * and a vertical GtkPaned widget.
+ * horizontally or vertially.
  *
  * There are a number of options that can be set for each pane.
- * You can use the Inspector to adjust the options for each side
- * of each widget.
+ * This test contains both a horizontal and a vertical GtkPaned
+ * widget, and allows you to adjust the options for each side of
+ * each widget.
  */
 
 #include <gtk/gtk.h>
 
+static void
+toggle_resize (GtkWidget *widget,
+               GtkWidget *child)
+{
+  GtkWidget *parent;
+  GtkPaned *paned;
+
+  parent = gtk_widget_get_parent (child);
+  paned = GTK_PANED (parent);
+
+  if (child == gtk_paned_get_start_child (paned))
+    gtk_paned_set_resize_start_child (paned, !gtk_paned_get_resize_start_child (paned));
+  else
+    gtk_paned_set_resize_end_child (paned, !gtk_paned_get_resize_end_child (paned));
+}
+
+static void
+toggle_shrink (GtkWidget *widget,
+               GtkWidget *child)
+{
+  GtkWidget *parent;
+  GtkPaned *paned;
+
+  parent = gtk_widget_get_parent (child);
+  paned = GTK_PANED (parent);
+
+  if (child == gtk_paned_get_start_child (paned))
+    gtk_paned_set_shrink_start_child (paned, !gtk_paned_get_shrink_start_child (paned));
+  else
+    gtk_paned_set_shrink_end_child (paned, !gtk_paned_get_shrink_end_child (paned));
+}
+
+static GtkWidget *
+create_pane_options (GtkPaned    *paned,
+                     const char *frame_label,
+                     const char *label1,
+                     const char *label2)
+{
+  GtkWidget *child1, *child2;
+  GtkWidget *frame;
+  GtkWidget *table;
+  GtkWidget *label;
+  GtkWidget *check_button;
+
+  child1 = gtk_paned_get_start_child (paned);
+  child2 = gtk_paned_get_end_child (paned);
+
+  frame = gtk_frame_new (frame_label);
+
+  table = gtk_grid_new ();
+  gtk_frame_set_child (GTK_FRAME (frame), table);
+
+  label = gtk_label_new (label1);
+  gtk_grid_attach (GTK_GRID (table), label, 0, 0, 1, 1);
+
+  check_button = gtk_check_button_new_with_mnemonic ("_Resize");
+  gtk_grid_attach (GTK_GRID (table), check_button, 0, 1, 1, 1);
+  g_signal_connect (check_button, "toggled",
+                    G_CALLBACK (toggle_resize), child1);
+
+  check_button = gtk_check_button_new_with_mnemonic ("_Shrink");
+  gtk_grid_attach (GTK_GRID (table), check_button, 0, 2, 1, 1);
+  gtk_check_button_set_active (GTK_CHECK_BUTTON (check_button), TRUE);
+  g_signal_connect (check_button, "toggled",
+                    G_CALLBACK (toggle_shrink), child1);
+
+  label = gtk_label_new (label2);
+  gtk_grid_attach (GTK_GRID (table), label, 1, 0, 1, 1);
+
+  check_button = gtk_check_button_new_with_mnemonic ("_Resize");
+  gtk_grid_attach (GTK_GRID (table), check_button, 1, 1, 1, 1);
+  gtk_check_button_set_active (GTK_CHECK_BUTTON (check_button), TRUE);
+  g_signal_connect (check_button, "toggled",
+                    G_CALLBACK (toggle_resize), child2);
+
+  check_button = gtk_check_button_new_with_mnemonic ("_Shrink");
+  gtk_grid_attach (GTK_GRID (table), check_button, 1, 2, 1, 1);
+  gtk_check_button_set_active (GTK_CHECK_BUTTON (check_button), TRUE);
+  g_signal_connect (check_button, "toggled",
+                    G_CALLBACK (toggle_shrink), child2);
+
+  return frame;
+}
+
 GtkWidget *
 do_panes (GtkWidget *do_widget)
 {
@@ -20,19 +104,19 @@ do_panes (GtkWidget *do_widget)
   GtkWidget *frame;
   GtkWidget *hpaned;
   GtkWidget *vpaned;
-  GtkWidget *label;
+  GtkWidget *button;
   GtkWidget *vbox;
+  GtkWidget *box;
 
   if (!window)
     {
       window = gtk_window_new ();
-      gtk_window_set_title (GTK_WINDOW (window), "Paned Widgets");
-      gtk_window_set_default_size (GTK_WINDOW (window), 330, 250);
-      gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
+      gtk_window_set_title (GTK_WINDOW (window), "Paned Widgets");
+
       vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
       gtk_widget_set_margin_start (vbox, 8);
       gtk_widget_set_margin_end (vbox, 8);
@@ -48,37 +132,41 @@ do_panes (GtkWidget *do_widget)
 
       hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
       gtk_paned_set_start_child (GTK_PANED (vpaned), hpaned);
-      gtk_paned_set_shrink_start_child (GTK_PANED (vpaned), FALSE);
 
-      label = gtk_label_new ("Hi there");
-      gtk_widget_set_margin_start (label, 4);
-      gtk_widget_set_margin_end (label, 4);
-      gtk_widget_set_margin_top (label, 4);
-      gtk_widget_set_margin_bottom (label, 4);
-      gtk_widget_set_hexpand (label, TRUE);
-      gtk_widget_set_vexpand (label, TRUE);
-      gtk_paned_set_start_child (GTK_PANED (hpaned), label);
-      gtk_paned_set_shrink_start_child (GTK_PANED (hpaned), FALSE);
+      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+      gtk_widget_set_size_request (box, 60, 60);
+      gtk_paned_set_start_child (GTK_PANED (hpaned), box);
 
-      label = gtk_label_new ("Hello");
-      gtk_widget_set_margin_start (label, 4);
-      gtk_widget_set_margin_end (label, 4);
-      gtk_widget_set_margin_top (label, 4);
-      gtk_widget_set_margin_bottom (label, 4);
-      gtk_widget_set_hexpand (label, TRUE);
-      gtk_widget_set_vexpand (label, TRUE);
-      gtk_paned_set_end_child (GTK_PANED (hpaned), label);
-      gtk_paned_set_shrink_end_child (GTK_PANED (hpaned), FALSE);
+      button = gtk_button_new_with_mnemonic ("_Hi there");
+      gtk_widget_set_margin_start (button, 4);
+      gtk_widget_set_margin_end (button, 4);
+      gtk_widget_set_margin_top (button, 4);
+      gtk_widget_set_margin_bottom (button, 4);
+      gtk_widget_set_hexpand (button, TRUE);
+      gtk_widget_set_vexpand (button, TRUE);
+      gtk_box_append (GTK_BOX (box), button);
 
-      label = gtk_label_new ("Goodbye");
-      gtk_widget_set_margin_start (label, 4);
-      gtk_widget_set_margin_end (label, 4);
-      gtk_widget_set_margin_top (label, 4);
-      gtk_widget_set_margin_bottom (label, 4);
-      gtk_widget_set_hexpand (label, TRUE);
-      gtk_widget_set_vexpand (label, TRUE);
-      gtk_paned_set_end_child (GTK_PANED (vpaned), label);
-      gtk_paned_set_shrink_end_child (GTK_PANED (vpaned), FALSE);
+      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+      gtk_widget_set_size_request (box, 80, 60);
+      gtk_paned_set_end_child (GTK_PANED (hpaned), box);
+
+      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+      gtk_widget_set_size_request (box, 60, 80);
+      gtk_paned_set_end_child (GTK_PANED (vpaned), box);
+
+      /* Now create toggle buttons to control sizing */
+
+      gtk_box_append (GTK_BOX (vbox),
+                          create_pane_options (GTK_PANED (hpaned),
+                                               "Horizontal",
+                                               "Left",
+                                               "Right"));
+
+      gtk_box_append (GTK_BOX (vbox),
+                          create_pane_options (GTK_PANED (vpaned),
+                                               "Vertical",
+                                               "Top",
+                                               "Bottom"));
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/pickers.c

@@ -1,8 +1,9 @@
 /* Pickers
- * #Keywords: GtkColorChooser, GtkFontChooser, GtkApplicationChooser
+ * #Keywords: GtkColorChooser, GtkFontChooser, GtkFileChooser,
+ * #Keywords: GtkApplicationChooser
  *
  * These widgets are mainly intended for use in preference dialogs.
- * They allow to select colors, fonts, directories and applications.
+ * They allow to select colors, fonts, files, directories and applications.
  *
  * This demo shows both the default appearance for these dialogs,
  * as well as some of the customizations that are possible.
@@ -62,6 +63,9 @@ do_pickers (GtkWidget *do_widget)
 
   if (!window)
   {
+    char *dir;
+    GFile *file;
+
     window = gtk_window_new ();
     gtk_window_set_display (GTK_WINDOW (window),
                             gtk_widget_get_display (do_widget));
@@ -119,14 +123,55 @@ do_pickers (GtkWidget *do_widget)
 
     gtk_grid_attach (GTK_GRID (table), picker, 2, 1, 1, 1);
 
+    label = gtk_label_new ("File:");
+    gtk_widget_set_halign (label, GTK_ALIGN_START);
+    gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
+    gtk_widget_set_hexpand (label, TRUE);
+    gtk_grid_attach (GTK_GRID (table), label, 0, 2, 1, 1);
+
+    picker = gtk_file_chooser_button_new ("Pick a File",
+                                          GTK_FILE_CHOOSER_ACTION_OPEN);
+    gtk_grid_attach (GTK_GRID (table), picker, 1, 2, 1, 1);
+
+    picker = gtk_file_chooser_button_new ("Pick a File",
+                                          GTK_FILE_CHOOSER_ACTION_OPEN);
+
+    dir = g_get_current_dir ();
+    file = g_file_new_for_path (dir);
+    gtk_file_chooser_add_shortcut_folder (GTK_FILE_CHOOSER (picker), file, NULL);
+    g_object_unref (file);
+    g_free (dir);
+
+    gtk_file_chooser_add_choice (GTK_FILE_CHOOSER (picker),
+                                 "choice",
+                                 "Encoding",
+                                 (const char *[]) { "option1", "option2", NULL },
+                                 (const char *[]) { "UTF-8", "Other Encoding", NULL });
+    gtk_file_chooser_set_choice (GTK_FILE_CHOOSER (picker), "choice", "option1");
+    gtk_file_chooser_add_choice (GTK_FILE_CHOOSER (picker),
+                                 "check",
+                                 "Read backwards",
+                                 NULL, NULL);
+    gtk_file_chooser_set_choice (GTK_FILE_CHOOSER (picker), "check", "false");
+
+    gtk_grid_attach (GTK_GRID (table), picker, 2, 2, 1, 1);
+
+    label = gtk_label_new ("Folder:");
+    gtk_widget_set_halign (label, GTK_ALIGN_START);
+    gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
+    picker = gtk_file_chooser_button_new ("Pick a Folder",
+                                          GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
+    gtk_grid_attach (GTK_GRID (table), label, 0, 3, 1, 1);
+    gtk_grid_attach (GTK_GRID (table), picker, 1, 3, 1, 1);
+
     label = gtk_label_new ("Mail:");
     gtk_widget_set_halign (label, GTK_ALIGN_START);
     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
     gtk_widget_set_hexpand (label, TRUE);
     picker = gtk_app_chooser_button_new ("x-scheme-handler/mailto");
     gtk_app_chooser_button_set_show_dialog_item (GTK_APP_CHOOSER_BUTTON (picker), TRUE);
-    gtk_grid_attach (GTK_GRID (table), label, 0, 3, 1, 1);
-    gtk_grid_attach (GTK_GRID (table), picker, 1, 3, 1, 1);
+    gtk_grid_attach (GTK_GRID (table), label, 0, 4, 1, 1);
+    gtk_grid_attach (GTK_GRID (table), picker, 1, 4, 1, 1);
   }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/pixbufpaintable.c

@@ -1,187 +0,0 @@
-#include <gtk/gtk.h>
-#include "pixbufpaintable.h"
-
-struct _PixbufPaintable {
-  GObject parent_instance;
-
-  char *resource_path;
-  GdkPixbufAnimation *anim;
-  GdkPixbufAnimationIter *iter;
-
-  guint timeout;
-};
-
-enum {
-  PROP_RESOURCE_PATH = 1,
-  NUM_PROPERTIES
-};
-
-G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
-static void
-pixbuf_paintable_snapshot (GdkPaintable *paintable,
-                           GdkSnapshot  *snapshot,
-                           double        width,
-                           double        height)
-{
-  PixbufPaintable *self = PIXBUF_PAINTABLE (paintable);
-  GTimeVal val;
-  GdkPixbuf *pixbuf;
-  GdkTexture *texture;
-
-  g_get_current_time (&val);
-  gdk_pixbuf_animation_iter_advance (self->iter, &val);
-  pixbuf = gdk_pixbuf_animation_iter_get_pixbuf (self->iter);
-  texture = gdk_texture_new_for_pixbuf (pixbuf);
-
-  gdk_paintable_snapshot (GDK_PAINTABLE (texture), snapshot, width, height);
-
-  g_object_unref (texture);
-}
-G_GNUC_END_IGNORE_DEPRECATIONS;
-
-static int
-pixbuf_paintable_get_intrinsic_width (GdkPaintable *paintable)
-{
-  PixbufPaintable *self = PIXBUF_PAINTABLE (paintable);
-
-  return gdk_pixbuf_animation_get_width (self->anim);
-}
-
-static int
-pixbuf_paintable_get_intrinsic_height (GdkPaintable *paintable)
-{
-  PixbufPaintable *self = PIXBUF_PAINTABLE (paintable);
-
-  return gdk_pixbuf_animation_get_height (self->anim);
-}
-
-static void
-pixbuf_paintable_init_interface (GdkPaintableInterface *iface)
-{
-  iface->snapshot = pixbuf_paintable_snapshot;
-  iface->get_intrinsic_width = pixbuf_paintable_get_intrinsic_width;
-  iface->get_intrinsic_height = pixbuf_paintable_get_intrinsic_height;
-}
-
-G_DEFINE_TYPE_WITH_CODE(PixbufPaintable, pixbuf_paintable, G_TYPE_OBJECT,
-                        G_IMPLEMENT_INTERFACE (GDK_TYPE_PAINTABLE,
-                                               pixbuf_paintable_init_interface))
-
-static void
-pixbuf_paintable_init (PixbufPaintable *paintable)
-{
-}
-
-static gboolean
-delay_cb (gpointer data)
-{
-  PixbufPaintable *self = data;
-  int delay;
-
-  delay = gdk_pixbuf_animation_iter_get_delay_time (self->iter);
-  self->timeout = g_timeout_add (delay, delay_cb, self);
-
-  gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
-
-  return G_SOURCE_REMOVE;
-}
-
-static void
-pixbuf_paintable_set_resource_path (PixbufPaintable *self,
-                                    const char      *resource_path)
-{
-  int delay;
-
-  g_free (self->resource_path);
-  self->resource_path = g_strdup (resource_path);
-
-  g_clear_object (&self->anim);
-  self->anim = gdk_pixbuf_animation_new_from_resource (resource_path, NULL);
-  g_clear_object (&self->iter);
-  self->iter = gdk_pixbuf_animation_get_iter (self->anim, NULL);
-
-  delay = gdk_pixbuf_animation_iter_get_delay_time (self->iter);
-  self->timeout = g_timeout_add (delay, delay_cb, self);
-
-  gdk_paintable_invalidate_contents (GDK_PAINTABLE (self));
-
-  g_object_notify (G_OBJECT (self), "resource-path");
-}
-
-static void
-pixbuf_paintable_set_property (GObject      *object,
-                               guint         prop_id,
-                               const GValue *value,
-                               GParamSpec   *pspec)
-{
-  PixbufPaintable *self = PIXBUF_PAINTABLE (object);
-
-  switch (prop_id)
-    {
-    case PROP_RESOURCE_PATH:
-      pixbuf_paintable_set_resource_path (self, g_value_get_string (value));
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-pixbuf_paintable_get_property (GObject    *object,
-                               guint       prop_id,
-                               GValue     *value,
-                               GParamSpec *pspec)
-{
-  PixbufPaintable *self = PIXBUF_PAINTABLE (object);
-
-  switch (prop_id)
-    {
-    case PROP_RESOURCE_PATH:
-      g_value_set_string (value, self->resource_path);
-      break;
-
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-    }
-}
-
-static void
-pixbuf_paintable_dispose (GObject *object)
-{
-  PixbufPaintable *self = PIXBUF_PAINTABLE (object);
-
-  g_clear_pointer (&self->resource_path, g_free);
-  g_clear_object (&self->anim);
-  g_clear_object (&self->iter);
-  if (self->timeout)
-    {
-      g_source_remove (self->timeout);
-      self->timeout = 0;
-    }
-
-  G_OBJECT_CLASS (pixbuf_paintable_parent_class)->dispose (object);
-}
-
-static void
-pixbuf_paintable_class_init (PixbufPaintableClass *class)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (class);
-
-  object_class->dispose = pixbuf_paintable_dispose;
-  object_class->get_property = pixbuf_paintable_get_property;
-  object_class->set_property = pixbuf_paintable_set_property;
-
-  g_object_class_install_property (object_class, PROP_RESOURCE_PATH,
-      g_param_spec_string ("resource-path", "Resource path", "Resource path",
-                           NULL, G_PARAM_READWRITE));
-
-}
-
-GdkPaintable *
-pixbuf_paintable_new_from_resource (const char *path)
-{
-  return g_object_new (PIXBUF_TYPE_PAINTABLE,
-                       "resource-path", path,
-                       NULL);
-}

demos/gtk-demo/pixbufpaintable.h

@@ -1,13 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-G_BEGIN_DECLS
-
-#define PIXBUF_TYPE_PAINTABLE (pixbuf_paintable_get_type ())
-
-G_DECLARE_FINAL_TYPE(PixbufPaintable, pixbuf_paintable, PIXBUF, PAINTABLE, GObject)
-
-GdkPaintable * pixbuf_paintable_new_from_resource (const char *path);
-
-G_END_DECLS

demos/gtk-demo/ripple.glsl

@@ -31,7 +31,7 @@ void mainImage(out vec4 fragColor, in vec2 fragCoord, in vec2 resolution, in vec
   float propagation_length = time * wave_speed;
 
   float t = (propagation_length - distance_from_center) / wave_length;
-  float offset_magnitude = 0.0;
+  float offset_magnitude = 0;
   if (t > 0.0)
     offset_magnitude = decay(wave_height * sin(t * 2.0 * PI), t);
 

demos/gtk-demo/search_entry.c

@@ -110,17 +110,17 @@ set_search_by (GSimpleAction *action,
   if (g_str_equal (term, "name"))
     {
       gtk_entry_set_icon_tooltip_text (entry, GTK_ENTRY_ICON_PRIMARY, "Search by name");
-      gtk_entry_set_placeholder_text (entry, "Name…");
+      gtk_entry_set_placeholder_text (entry, "name");
     }
   else if (g_str_equal (term, "description"))
     {
       gtk_entry_set_icon_tooltip_text (entry, GTK_ENTRY_ICON_PRIMARY, "Search by description");
-      gtk_entry_set_placeholder_text (entry, "Description…");
+      gtk_entry_set_placeholder_text (entry, "description");
     }
   else if (g_str_equal (term, "filename"))
     {
       gtk_entry_set_icon_tooltip_text (entry, GTK_ENTRY_ICON_PRIMARY, "Search by file name");
-      gtk_entry_set_placeholder_text (entry, "File name…");
+      gtk_entry_set_placeholder_text (entry, "file name");
     }
 }
 
@@ -254,6 +254,7 @@ do_search_entry (GtkWidget *do_widget)
 {
   GtkWidget *vbox;
   GtkWidget *hbox;
+  GtkWidget *label;
   GtkWidget *entry;
   GtkWidget *find_button;
   GtkWidget *cancel_button;
@@ -267,14 +268,18 @@ do_search_entry (GtkWidget *do_widget)
 
       g_object_weak_ref (G_OBJECT (window), search_entry_destroyed, &window);
 
-      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
-      gtk_widget_set_margin_start (vbox, 18);
-      gtk_widget_set_margin_end (vbox, 18);
-      gtk_widget_set_margin_top (vbox, 18);
-      gtk_widget_set_margin_bottom (vbox, 18);
+      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
+      gtk_widget_set_margin_start (vbox, 5);
+      gtk_widget_set_margin_end (vbox, 5);
+      gtk_widget_set_margin_top (vbox, 5);
+      gtk_widget_set_margin_bottom (vbox, 5);
       gtk_window_set_child (GTK_WINDOW (window), vbox);
 
-      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
+      label = gtk_label_new (NULL);
+      gtk_label_set_markup (GTK_LABEL (label), "Search entry demo");
+      gtk_box_append (GTK_BOX (vbox), label);
+
+      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
       gtk_box_append (GTK_BOX (vbox), hbox);
 
       /* Create our entry */

demos/gtk-demo/search_entry2.c

@@ -1,10 +1,10 @@
-/* Entry/Type to Search
+/* Entry/Delayed Search Entry
  *
  * GtkSearchEntry provides an entry that is ready for search.
  *
- * Search entries have their "search-changed" signal delayed and
- * should be used when the search operation is slow, such as big
- * datasets to search, or online searches.
+ * Search entries have their "changed" signal delayed and should
+ * be used when the searched operation is slow such as loads of
+ * entries to search, or online searches.
  *
  * GtkSearchBar allows have a hidden search entry that 'springs
  * into action' upon keyboard input.
@@ -18,69 +18,101 @@ search_changed_cb (GtkSearchEntry *entry,
 {
   const char *text;
   text = gtk_editable_get_text (GTK_EDITABLE (entry));
+  g_message ("search changed: %s", text);
   gtk_label_set_text (result_label, text ? text : "");
 }
 
+static void
+changed_cb (GtkEditable *editable)
+{
+  const char *text;
+  text = gtk_editable_get_text (GTK_EDITABLE (editable));
+  g_message ("changed: %s", text);
+}
+
+static void
+search_changed (GtkSearchEntry *entry,
+                GtkLabel       *label)
+{
+  gtk_label_set_text (label, "search-changed");
+}
+
+static void
+next_match (GtkSearchEntry *entry,
+            GtkLabel       *label)
+{
+  gtk_label_set_text (label, "next-match");
+}
+
+static void
+previous_match (GtkSearchEntry *entry,
+                GtkLabel       *label)
+{
+  gtk_label_set_text (label, "previous-match");
+}
+
+static void
+stop_search (GtkSearchEntry *entry,
+             GtkLabel       *label)
+{
+  gtk_label_set_text (label, "stop-search");
+}
+
 GtkWidget *
 do_search_entry2 (GtkWidget *do_widget)
 {
   static GtkWidget *window = NULL;
   GtkWidget *vbox;
   GtkWidget *hbox;
-  GtkWidget *box;
   GtkWidget *label;
   GtkWidget *entry;
+  GtkWidget *container;
   GtkWidget *searchbar;
   GtkWidget *button;
-  GtkWidget *header;
 
   if (!window)
     {
       window = gtk_window_new ();
-      gtk_window_set_title (GTK_WINDOW (window), "Type to Search");
+      gtk_window_set_title (GTK_WINDOW (window), "Delayed Search Entry");
       gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
-      gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
+      gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
       gtk_widget_set_size_request (window, 200, -1);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
-      header = gtk_header_bar_new ();
-      gtk_window_set_titlebar (GTK_WINDOW (window), header);
-
       vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
       gtk_window_set_child (GTK_WINDOW (window), vbox);
 
       entry = gtk_search_entry_new ();
-      gtk_widget_set_halign (entry, GTK_ALIGN_CENTER);
+      container = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
+      gtk_widget_set_halign (container, GTK_ALIGN_CENTER);
+      gtk_box_append (GTK_BOX (container), entry);
       searchbar = gtk_search_bar_new ();
       gtk_search_bar_connect_entry (GTK_SEARCH_BAR (searchbar), GTK_EDITABLE (entry));
       gtk_search_bar_set_show_close_button (GTK_SEARCH_BAR (searchbar), FALSE);
-      gtk_search_bar_set_child (GTK_SEARCH_BAR (searchbar), entry);
+      gtk_search_bar_set_child (GTK_SEARCH_BAR (searchbar), container);
       gtk_box_append (GTK_BOX (vbox), searchbar);
 
       /* Hook the search bar to key presses */
       gtk_search_bar_set_key_capture_widget (GTK_SEARCH_BAR (searchbar), window);
 
-      box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 18);
-      gtk_widget_set_margin_start (box, 18);
-      gtk_widget_set_margin_end (box, 18);
-      gtk_widget_set_margin_top (box, 18);
-      gtk_widget_set_margin_bottom (box, 18);
-      gtk_box_append (GTK_BOX (vbox), box);
+      /* Help */
+      label = gtk_label_new ("Start Typing to search");
+      gtk_box_append (GTK_BOX (vbox), label);
 
       /* Toggle button */
-      button = gtk_toggle_button_new ();
-      gtk_button_set_icon_name (GTK_BUTTON (button), "system-search-symbolic");
+      button = gtk_toggle_button_new_with_label ("Search");
       g_object_bind_property (button, "active",
                               searchbar, "search-mode-enabled",
                               G_BINDING_BIDIRECTIONAL);
-      gtk_header_bar_pack_end (GTK_HEADER_BAR (header), button);
+      gtk_box_append (GTK_BOX (vbox), button);
 
       /* Result */
       hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
-      gtk_box_append (GTK_BOX (box), hbox);
+      gtk_box_append (GTK_BOX (vbox), hbox);
 
-      label = gtk_label_new ("Searching for:");
+      label = gtk_label_new ("Result:");
       gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+      gtk_widget_set_margin_start (label, 6);
       gtk_box_append (GTK_BOX (hbox), label);
 
       label = gtk_label_new ("");
@@ -88,6 +120,28 @@ do_search_entry2 (GtkWidget *do_widget)
 
       g_signal_connect (entry, "search-changed",
                         G_CALLBACK (search_changed_cb), label);
+      g_signal_connect (entry, "changed",
+                        G_CALLBACK (changed_cb), label);
+
+      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
+      gtk_box_append (GTK_BOX (vbox), hbox);
+
+      label = gtk_label_new ("Signal:");
+      gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+      gtk_widget_set_margin_start (label, 6);
+      gtk_box_append (GTK_BOX (hbox), label);
+
+      label = gtk_label_new ("");
+      gtk_box_append (GTK_BOX (hbox), label);
+
+      g_signal_connect (entry, "search-changed",
+                        G_CALLBACK (search_changed), label);
+      g_signal_connect (entry, "next-match",
+                        G_CALLBACK (next_match), label);
+      g_signal_connect (entry, "previous-match",
+                        G_CALLBACK (previous_match), label);
+      g_signal_connect (entry, "stop-search",
+                        G_CALLBACK (stop_search), label);
     }
 
   if (!gtk_widget_get_visible (window))

demos/gtk-demo/shortcut_triggers.c

@@ -57,8 +57,6 @@ do_shortcut_triggers (GtkWidget *do_widget)
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));
       gtk_window_set_title (GTK_WINDOW (window), "Shortcuts");
-      gtk_window_set_default_size (GTK_WINDOW (window), 200, -1);
-      gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
 
       list = gtk_list_box_new ();

demos/gtk-demo/shortcuts.ui

@@ -8,7 +8,7 @@
         <property name="margin-start">50</property>
         <property name="margin-end">50</property>
         <property name="margin-top">50</property>
-        <property name="margin-bottom">50</property>
+        <property name="margin-end">50</property>
         <property name="spacing">10</property>
         <child>
           <object class="GtkButton">

demos/gtk-demo/sliding_puzzle.c

@@ -1,5 +1,5 @@
 /* Sliding Puzzle
- * #Keywords: GdkPaintable, GdkGesture, GtkShortcutController, game
+ * #Keywords: GdkPaintable, GdkGesture, game
  *
  * This demo demonstrates how to use gestures and paintables to create a
  * small sliding puzzle game.
@@ -281,8 +281,7 @@ start_puzzle (GdkPaintable *paintable)
   gtk_aspect_frame_set_obey_child (GTK_ASPECT_FRAME (frame), FALSE);
 
   /* Add shortcuts so people can use the arrow
-   * keys to move the puzzle
-   */
+   * keys to move the puzzle */
   controller = gtk_shortcut_controller_new ();
   gtk_shortcut_controller_set_scope (GTK_SHORTCUT_CONTROLLER (controller),
                                      GTK_SHORTCUT_SCOPE_LOCAL);

demos/gtk-demo/suggestionentry.css

@@ -1,28 +0,0 @@
-entry.suggestion > popover.menu.background > contents {
-  padding: 0;
-}
-
-entry.suggestion arrow {
-  -gtk-icon-source: -gtk-icontheme('pan-down-symbolic');
-  min-height: 16px;
-  min-width: 16px;
-}
-
-entry.suggestion > popover {
-  margin-top: 6px;
-  padding: 0;
-}
-
-entry.suggestion > popover listview {
-  margin: 8px 0;
-}
-
-entry.suggestion > popover listview > row {
-  padding: 8px;
-}
-
-entry.suggestion > popover listview > row:selected {
-  outline-color: rgba(1,1,1,0.2);
-  color: @theme_text_color;
-  background-color: shade(#f6f5f4, 0.97);
-}

demos/gtk-demo/suggestionentry.h

@@ -1,66 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-G_BEGIN_DECLS
-
-
-#define MATCH_TYPE_OBJECT                 (match_object_get_type ())
-#define MATCH_OBJECT(obj)                 (G_TYPE_CHECK_INSTANCE_CAST ((obj), MATCH_TYPE_OBJECT, MatchObject))
-#define MATCH_IS_OBJECT(obj)              (G_TYPE_CHECK_INSTANCE_TYPE ((obj), MATCH_TYPE_OBJECT))
-
-typedef struct _MatchObject MatchObject;
-
-GType            match_object_get_type (void) G_GNUC_CONST;
-
-gpointer         match_object_get_item        (MatchObject *object);
-const char *     match_object_get_string      (MatchObject *object);
-guint            match_object_get_match_start (MatchObject *object);
-guint            match_object_get_match_end   (MatchObject *object);
-guint            match_object_get_score       (MatchObject *object);
-void             match_object_set_match       (MatchObject *object,
-                                               guint        start,
-                                               guint        end,
-                                               guint        score);
-
-#define SUGGESTION_TYPE_ENTRY               (suggestion_entry_get_type ())
-#define SUGGESTION_ENTRY(obj)               (G_TYPE_CHECK_INSTANCE_CAST ((obj), SUGGESTION_TYPE_ENTRY, SuggestionEntry))
-#define SUGGESTION_IS_ENTRY(obj)            (G_TYPE_CHECK_INSTANCE_TYPE ((obj), SUGGESTION_TYPE_ENTRY))
-
-typedef struct _SuggestionEntry       SuggestionEntry;
-
-GType           suggestion_entry_get_type (void) G_GNUC_CONST;
-
-GtkWidget*      suggestion_entry_new                (void);
-
-void            suggestion_entry_set_model          (SuggestionEntry     *self,
-                                                     GListModel          *model);
-GListModel *    suggestion_entry_get_model          (SuggestionEntry     *self);
-
-void            suggestion_entry_set_factory        (SuggestionEntry     *self,
-                                                     GtkListItemFactory  *factory);
-GtkListItemFactory *
-                suggestion_entry_get_factory        (SuggestionEntry     *self);
-
-void            suggestion_entry_set_use_filter     (SuggestionEntry     *self,
-                                                     gboolean             use_ilter);
-gboolean        suggestion_entry_get_use_filter     (SuggestionEntry     *self);
-
-void            suggestion_entry_set_expression     (SuggestionEntry     *self,
-                                                     GtkExpression       *expression);
-GtkExpression * suggestion_entry_get_expression     (SuggestionEntry     *self);
-
-void            suggestion_entry_set_show_arrow     (SuggestionEntry     *self,
-                                                     gboolean             show_arrow);
-gboolean        suggestion_entry_get_show_arrow     (SuggestionEntry     *self);
-
-typedef void (* SuggestionEntryMatchFunc)           (MatchObject *object,
-                                                     const char  *search,
-                                                     gpointer     user_data);
-
-void            suggestion_entry_set_match_func     (SuggestionEntry          *self,
-                                                     SuggestionEntryMatchFunc  func,
-                                                     gpointer                  user_data,
-                                                     GDestroyNotify            destroy);
-
-G_END_DECLS

demos/gtk-demo/svgpaintable.h

@@ -1,13 +0,0 @@
-#pragma once
-
-#include <gtk/gtk.h>
-
-G_BEGIN_DECLS
-
-#define SVG_TYPE_PAINTABLE (svg_paintable_get_type ())
-
-G_DECLARE_FINAL_TYPE (SvgPaintable, svg_paintable, SVG, PAINTABLE, GObject)
-
-GdkPaintable * svg_paintable_new (GFile *file);
-
-G_END_DECLS

demos/gtk-demo/tagged_entry.c

@@ -66,7 +66,6 @@ do_tagged_entry (GtkWidget *do_widget)
       gtk_window_set_display (GTK_WINDOW (window),
                               gtk_widget_get_display (do_widget));
       gtk_window_set_title (GTK_WINDOW (window), "Tagged Entry");
-      gtk_window_set_default_size (GTK_WINDOW (window), 260, -1);
       gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
 
       g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);

demos/gtk-demo/tagstyle.css

@@ -1,5 +1,5 @@
 tag {
-  margin: 4px 0px;
+  margin: 4px;
   padding: 4px;
   border-radius: 4px;
   background: lightskyblue;
@@ -17,7 +17,3 @@ tag button {
   padding: 0;
   border: 1px solid white;
 }
-
-entry.tagged {
-  border-spacing: 4px;
-}

demos/gtk-demo/textview.c

@@ -545,7 +545,6 @@ recursive_attach_view (int                 depth,
     return;
 
   child_view = gtk_text_view_new_with_buffer (gtk_text_view_get_buffer (view));
-  gtk_widget_set_size_request (child_view, 260 - 20 * depth, -1);
 
   /* Frame is to add a black border around each child view */
   frame = gtk_frame_new (NULL);
@@ -591,8 +590,6 @@ easter_egg_callback (GtkWidget *button,
   g_object_unref (buffer);
 
   window = gtk_window_new ();
-  gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (gtk_widget_get_root (button)));
-  gtk_window_set_modal (GTK_WINDOW (window), TRUE);
   sw = gtk_scrolled_window_new ();
   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
                                   GTK_POLICY_AUTOMATIC,

demos/gtk-demo/themes.c

@@ -1,6 +1,6 @@
 /* Benchmark/Themes
  *
- * This demo continuously switches themes, like some of you.
+ * This demo switches themes like a maniac, like some of you.
  *
  * Warning: This demo involves rapidly flashing changes and may
  * be hazardous to photosensitive viewers.

demos/gtk-demo/themes.ui

@@ -11,7 +11,6 @@
   </object>
   <object class="GtkWindow" id="window">
     <property name="resizable">0</property>
-    <property name="title">Themes</property>
     <child type="titlebar">
       <object class="GtkHeaderBar" id="header">
         <child type="start">

demos/gtk-demo/video_player.c

@@ -10,11 +10,11 @@
 static GtkWidget *window = NULL;
 
 static void
-open_dialog_response_cb (GtkNativeDialog *dialog,
-                         int              response,
-                         GtkWidget       *video)
+open_dialog_response_cb (GtkWidget *dialog,
+                         int        response,
+                         GtkWidget *video)
 {
-  gtk_native_dialog_hide (dialog);
+  gtk_widget_hide (dialog);
 
   if (response == GTK_RESPONSE_ACCEPT)
     {
@@ -25,30 +25,32 @@ open_dialog_response_cb (GtkNativeDialog *dialog,
       g_object_unref (file);
     }
 
-  gtk_native_dialog_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 }
 
 static void
 open_clicked_cb (GtkWidget *button,
                  GtkWidget *video)
 {
-  GtkFileChooserNative *dialog;
+  GtkWidget *dialog;
   GtkFileFilter *filter;
 
-  dialog = gtk_file_chooser_native_new ("Select a video",
+  dialog = gtk_file_chooser_dialog_new ("Select a video",
                                         GTK_WINDOW (gtk_widget_get_root (button)),
                                         GTK_FILE_CHOOSER_ACTION_OPEN,
-                                        "_Open",
-                                        "_Cancel");
+                                        "_Cancel", GTK_RESPONSE_CANCEL,
+                                        "_Open", GTK_RESPONSE_ACCEPT,
+                                        NULL);
 
   filter = gtk_file_filter_new ();
   gtk_file_filter_add_mime_type (filter, "video/*");
   gtk_file_filter_set_name (filter, "Video");
   gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
   g_object_unref (filter);
-  gtk_native_dialog_set_modal (GTK_NATIVE_DIALOG (dialog), TRUE);
+  gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
+  gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
   g_signal_connect (dialog, "response", G_CALLBACK (open_dialog_response_cb), video);
-  gtk_native_dialog_show (GTK_NATIVE_DIALOG (dialog));
+  gtk_widget_show (dialog);
 }
 
 static void

demos/icon-browser/iconbrowserapp.c

@@ -89,7 +89,7 @@ about_activated (GSimpleAction *action,
                          "website", "http://www.gtk.org",
                          "comments", "Program to browse themed icons",
                          "authors", authors,
-                         "logo-icon-name", "org.gtk.IconBrowser4",
+                         "logo-icon-name", "org.gtk.Demo4",
                          "title", "About GTK Icon Browser",
                          "system-information", s->str,
                          NULL);

demos/icon-browser/iconbrowserwin.c

@@ -279,31 +279,11 @@ drag_prepare_texture (GtkDragSource *source,
                       GtkWidget     *widget)
 {
   GdkPaintable *paintable = get_image_paintable (GTK_IMAGE (widget));
-  GtkSnapshot *snapshot;
-  double width, height;
-  GskRenderNode *node;
-  GskRenderer *renderer;
-  GdkTexture *texture;
-  GdkContentProvider *ret;
 
   if (!GDK_IS_PAINTABLE (paintable))
     return NULL;
 
-  snapshot = gtk_snapshot_new ();
-  width = gdk_paintable_get_intrinsic_width (paintable);
-  height = gdk_paintable_get_intrinsic_height (paintable);
-  gdk_paintable_snapshot (paintable, snapshot, width, height);
-  node = gtk_snapshot_free_to_node (snapshot);
-
-  renderer = gtk_native_get_renderer (gtk_widget_get_native (widget));
-  texture = gsk_renderer_render_texture (renderer, node, &GRAPHENE_RECT_INIT (0, 0, width, height));
-
-  ret = gdk_content_provider_new_typed (GDK_TYPE_TEXTURE, texture);
-
-  g_object_unref (texture);
-  gsk_render_node_unref (node);
-
-  return ret;
+  return gdk_content_provider_new_typed (GDK_TYPE_PAINTABLE, paintable);
 }
 
 static GdkContentProvider *

demos/icon-browser/meson.build

@@ -7,25 +7,25 @@ iconbrowser_sources = [
 ]
 
 iconbrowser_resources = gnome.compile_resources('iconbrowser_resources',
-  'iconbrowser.gresource.xml',
-  source_dir: '.',
-)
+                                                'iconbrowser.gresource.xml',
+                                                source_dir: '.')
 
 executable('gtk4-icon-browser',
-  sources: [iconbrowser_sources, iconbrowser_resources],
-  c_args: common_cflags,
-  dependencies: libgtk_dep,
-  include_directories: confinc,
-  gui_app: true,
-  link_args: extra_demo_ldflags,
-  install: true,
-)
+           iconbrowser_sources, iconbrowser_resources,
+           c_args: common_cflags,
+           dependencies: libgtk_dep,
+           include_directories: confinc,
+           gui_app: true,
+           link_args: extra_demo_ldflags,
+           install: true)
 
 # icons
 icontheme_dir = join_paths(gtk_datadir, 'icons/hicolor')
 
 foreach size: ['scalable', 'symbolic']
-  install_subdir('data/' + size, install_dir: icontheme_dir)
+  install_subdir('data/' + size,
+    install_dir: icontheme_dir
+  )
 endforeach
 
 # desktop file

demos/icon-browser/org.gtk.IconBrowser4.desktop

@@ -7,3 +7,4 @@ Terminal=false
 Type=Application
 StartupNotify=true
 Categories=Development;GTK;
+NoDisplay=true

demos/icon-browser/window.ui

@@ -13,6 +13,9 @@
     </section>
   </menu>
   <template class="IconBrowserWindow" parent="GtkApplicationWindow">
+    <style>
+      <class name="devel"/>
+    </style>
     <property name="title" translatable="yes">Icon Browser</property>
     <property name="default-width">1024</property>
     <property name="default-height">768</property>
@@ -63,14 +66,11 @@
       <object class="GtkBox">
         <child>
           <object class="GtkScrolledWindow">
-            <style>
-              <class name="sidebar"/>
-            </style>
             <property name="hscrollbar-policy">never</property>
             <child>
               <object class="GtkListView">
                 <style>
-                  <class name="navigation-sidebar"/>
+                  <class name="navigation-sidebar" />
                 </style>
                 <property name="model">
                   <object class="GtkSingleSelection" id="context_model">
@@ -108,6 +108,11 @@
             </child>
           </object>
         </child>
+        <child>
+          <object class="GtkSeparator">
+            <property name="orientation">vertical</property>
+          </object>
+        </child>
         <child>
           <object class="GtkBox" id="content_box">
             <property name="orientation">vertical</property>

demos/node-editor/help-window.ui

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
   <object class="GtkWindow" id="window">
+    <style>
+      <class name="devel"/>
+    </style>
     <property name="title" translatable="yes">Help</property>
     <property name="default-width">720</property>
     <property name="default-height">520</property>
@@ -13,7 +16,6 @@
             <property name="right-margin">20</property>
             <property name="top-margin">20</property>
             <property name="bottom-margin">20</property>
-            <property name="monospace">1</property>
             <property name="buffer">
               <object class="GtkTextBuffer" id="buffer"/>
             </property>

demos/node-editor/meson.build

@@ -6,25 +6,25 @@ node_editor_sources = [
 ]
 
 node_editor_resources = gnome.compile_resources('node_editor_resources',
-  'node-editor.gresource.xml',
-  source_dir: '.',
-)
+                                                'node-editor.gresource.xml',
+                                                source_dir: '.')
 
 executable('gtk4-node-editor',
-  sources: [node_editor_sources, node_editor_resources],
-  dependencies: libgtk_dep,
-  include_directories: confinc,
-  c_args: [
-    '-DNODE_EDITOR_SOURCE_DIR="@0@/../../testsuite/gsk/compare/"'.format(meson.current_source_dir())
-  ] + common_cflags,
-  gui_app: true,
-  link_args: extra_demo_ldflags,
-  install: false,
-)
+           node_editor_sources, node_editor_resources,
+           dependencies: libgtk_dep,
+           include_directories: confinc,
+           c_args: [
+             '-DNODE_EDITOR_SOURCE_DIR="@0@/../../testsuite/gsk/compare/"'.format(meson.current_source_dir())
+           ] + common_cflags,
+           gui_app: true,
+           link_args: extra_demo_ldflags,
+           install: false)
 
 # 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)
+#  install_subdir('data/' + size,
+#    install_dir: icontheme_dir
+#  )
 #endforeach

demos/node-editor/node-editor-application.c

@@ -109,7 +109,7 @@ activate_about (GSimpleAction *action,
                          "website", "http://www.gtk.org",
                          "comments", "Program to test GTK rendering",
                          "authors", (const char *[]){ "Benjamin Otte", "Timm Bäder", NULL},
-                         "logo-icon-name", "org.gtk.gtk4.NodeEditor",
+                         "logo-icon-name", "org.gtk.gtk4.NodeEditor.Devel",
                          "title", "About GTK Node Editor",
                          "system-information", s->str,
                          NULL);

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

@@ -102,11 +102,12 @@ text_buffer_remove_all_tags (GtkTextBuffer *buffer)
 }
 
 static void
-deserialize_error_func (const GskParseLocation *start_location,
-                        const GskParseLocation *end_location,
-                        const GError           *error,
-                        gpointer                user_data)
+deserialize_error_func (const GtkCssSection *section,
+                        const GError        *error,
+                        gpointer             user_data)
 {
+  const GtkCssLocation *start_location = gtk_css_section_get_start_location (section);
+  const GtkCssLocation *end_location = gtk_css_section_get_end_location (section);
   NodeEditorWindow *self = user_data;
   GtkTextIter start_iter, end_iter;
   TextViewError text_view_error;
@@ -465,7 +466,7 @@ save_response_cb (GtkWidget        *dialog,
       text = get_current_text (self->text_buffer);
 
       file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (dialog));
-      g_file_replace_contents (file, text, strlen (text),
+      g_file_replace_contents (file, text, -1,
                                NULL, FALSE,
                                G_FILE_CREATE_NONE,
                                NULL,

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

@@ -94,6 +94,9 @@
   </object>
 
   <template class="NodeEditorWindow" parent="GtkApplicationWindow">
+    <style>
+      <class name="devel"/>
+    </style>
     <property name="title" translatable="yes">GTK Node Editor</property>
     <property name="default-width">1024</property>
     <property name="default-height">768</property>

demos/node-editor/node-editor.gresource.xml

@@ -4,6 +4,6 @@
     <file preprocess="xml-stripblanks">node-editor-window.ui</file>
     <file preprocess="xml-stripblanks">help-window.ui</file>
     <file>node-format.md</file>
-    <file alias='icons/apps/org.gtk.gtk4.NodeEditor.svg'>data/scalable/apps/org.gtk.gtk4.NodeEditor.svg</file>
+    <file alias='icons/apps/org.gtk.gtk4.NodeEditor.Devel.svg'>data/scalable/apps/org.gtk.gtk4.NodeEditor.Devel.svg</file>
   </gresource>
 </gresources>