Getting started: Add an example for property actions

This example demonstrates property actions and object binding.
2013-07-24 01:13:06 -04:00
parent 84244d56fc
commit 15453349ea
16 changed files with 915 additions and 1 deletions
--- a/examples/application9/exampleapp.c
+++ b/examples/application9/exampleapp.c
@@ -0,0 +1,115 @@
+#include <gtk/gtk.h>
+
+#include "exampleapp.h"
+#include "exampleappwin.h"
+#include "exampleappprefs.h"
+
+struct _ExampleApp
+{
+  GtkApplication parent;
+};
+
+struct _ExampleAppClass
+{
+  GtkApplicationClass parent_class;
+};
+
+G_DEFINE_TYPE(ExampleApp, example_app, GTK_TYPE_APPLICATION);
+
+static void
+example_app_init (ExampleApp *app)
+{
+}
+
+static void
+preferences_activated (GSimpleAction *action,
+                       GVariant      *parameter,
+                       gpointer       app)
+{
+  ExampleAppPrefs *prefs;
+  GtkWindow *win;
+
+  win = gtk_application_get_active_window (GTK_APPLICATION (app));
+  prefs = example_app_prefs_new (EXAMPLE_APP_WINDOW (win));
+  gtk_window_present (GTK_WINDOW (prefs));
+}
+
+static void
+quit_activated (GSimpleAction *action,
+                GVariant      *parameter,
+                gpointer       app)
+{
+  g_application_quit (G_APPLICATION (app));
+}
+
+static GActionEntry app_entries[] =
+{
+  { "preferences", preferences_activated, NULL, NULL, NULL },
+  { "quit", quit_activated, NULL, NULL, NULL }
+};
+
+static void
+example_app_startup (GApplication *app)
+{
+  GtkBuilder *builder;
+  GMenuModel *app_menu;
+
+  G_APPLICATION_CLASS (example_app_parent_class)->startup (app);
+
+  g_action_map_add_action_entries (G_ACTION_MAP (app),
+                                   app_entries, G_N_ELEMENTS (app_entries),
+                                   app);
+
+  builder = gtk_builder_new_from_resource ("/org/gtk/exampleapp/app-menu.ui");
+  app_menu = G_MENU_MODEL (gtk_builder_get_object (builder, "appmenu"));
+  gtk_application_set_app_menu (GTK_APPLICATION (app), app_menu);
+  g_object_unref (builder);
+}
+
+static void
+example_app_activate (GApplication *app)
+{
+  ExampleAppWindow *win;
+
+  win = example_app_window_new (EXAMPLE_APP (app));
+  gtk_window_present (GTK_WINDOW (win));
+}
+
+static void
+example_app_open (GApplication  *app,
+                  GFile        **files,
+                  gint           n_files,
+                  const gchar   *hint)
+{
+  GList *windows;
+  ExampleAppWindow *win;
+  int i;
+
+  windows = gtk_application_get_windows (GTK_APPLICATION (app));
+  if (windows)
+    win = EXAMPLE_APP_WINDOW (windows->data);
+  else
+    win = example_app_window_new (EXAMPLE_APP (app));
+
+  for (i = 0; i < n_files; i++)
+    example_app_window_open (win, files[i]);
+
+  gtk_window_present (GTK_WINDOW (win));
+}
+
+static void
+example_app_class_init (ExampleAppClass *class)
+{
+  G_APPLICATION_CLASS (class)->startup = example_app_startup;
+  G_APPLICATION_CLASS (class)->activate = example_app_activate;
+  G_APPLICATION_CLASS (class)->open = example_app_open;
+}
+
+ExampleApp *
+example_app_new (void)
+{
+  return g_object_new (EXAMPLE_APP_TYPE,
+                       "application-id", "org.gtk.exampleapp",
+                       "flags", G_APPLICATION_HANDLES_OPEN,
+                       NULL);
+}