[gnome-builder] prefs: close preferences window with Escape similar to dialogs

[Christian Hergert <chergert src gnome org>]

commit 56fade24e622789ad312b71479d3505705eacfee
Author: Christian Hergert <christian hergert me>
Date:   Mon Dec 8 13:56:31 2014 -0800

    prefs: close preferences window with Escape similar to dialogs

 src/preferences/gb-preferences-window.c |   31 +++++++++++++++++++++++++++++++
 src/preferences/gb-preferences-window.h |    2 ++
 2 files changed, 33 insertions(+), 0 deletions(-)
---
diff --git a/src/preferences/gb-preferences-window.c b/src/preferences/gb-preferences-window.c
index 49e9295..f5398f5 100644
--- a/src/preferences/gb-preferences-window.c
+++ b/src/preferences/gb-preferences-window.c
@@ -41,6 +41,13 @@ struct _GbPreferencesWindowPrivate
 G_DEFINE_TYPE_WITH_PRIVATE (GbPreferencesWindow, gb_preferences_window,
                             GTK_TYPE_WINDOW)
 
+enum {
+  CLOSE,
+  LAST_SIGNAL
+};
+
+static guint gSignals [LAST_SIGNAL];
+
 GtkWidget *
 gb_preferences_window_new (void)
 {
@@ -70,6 +77,14 @@ gb_preferences_window_section_changed (GtkStack            *stack,
 }
 
 static void
+gb_preferences_window_close (GbPreferencesWindow *window)
+{
+  g_return_if_fail (GB_IS_PREFERENCES_WINDOW (window));
+
+  gtk_window_close (GTK_WINDOW (window));
+}
+
+static void
 gb_preferences_window_constructed (GObject *object)
 {
   GbPreferencesWindow *window = (GbPreferencesWindow *)object;
@@ -123,12 +138,28 @@ gb_preferences_window_class_init (GbPreferencesWindowClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+  GtkBindingSet *binding_set;
 
   object_class->constructed = gb_preferences_window_constructed;
   object_class->finalize = gb_preferences_window_finalize;
   object_class->get_property = gb_preferences_window_get_property;
   object_class->set_property = gb_preferences_window_set_property;
 
+  klass->close = gb_preferences_window_close;
+
+  gSignals [CLOSE] =
+    g_signal_new ("close",
+                  GB_TYPE_PREFERENCES_WINDOW,
+                  G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                  G_STRUCT_OFFSET (GbPreferencesWindowClass, close),
+                  NULL, NULL,
+                  g_cclosure_marshal_VOID__VOID,
+                  G_TYPE_NONE,
+                  0);
+
+  binding_set = gtk_binding_set_by_class (klass);
+  gtk_binding_entry_add_signal (binding_set, GDK_KEY_Escape, 0, "close", 0);
+
   gtk_widget_class_set_template_from_resource (widget_class,
                                                "/org/gnome/builder/ui/gb-preferences-window.ui");
 
diff --git a/src/preferences/gb-preferences-window.h b/src/preferences/gb-preferences-window.h
index d97f56c..cf0d6a5 100644
--- a/src/preferences/gb-preferences-window.h
+++ b/src/preferences/gb-preferences-window.h
@@ -46,6 +46,8 @@ struct _GbPreferencesWindow
 struct _GbPreferencesWindowClass
 {
   GtkWindowClass parent;
+
+  void (*close) (GbPreferencesWindow *window);
 };
 
 GType      gb_preferences_window_get_type (void) G_GNUC_CONST;