[gtk+] widget: Remove the ::window-state-event signal

[Matthias Clasen <matthiasc src gnome org>]

commit a4a2ecb21a1b3a30cbd4e6ee4845bc3786458dcd
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Dec 14 22:21:21 2017 -0500

    widget: Remove the ::window-state-event signal
    
    We no longer use this signal, so remove it.

 gtk/gtkwidget.c |   34 ----------------------------------
 gtk/gtkwidget.h |    4 ----
 2 files changed, 0 insertions(+), 38 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 8982a69..f8daf26 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -522,7 +522,6 @@ enum {
   UNMAP_EVENT,
   PROXIMITY_IN_EVENT,
   PROXIMITY_OUT_EVENT,
-  WINDOW_STATE_EVENT,
   GRAB_BROKEN_EVENT,
   DRAG_BEGIN,
   DRAG_END,
@@ -1040,7 +1039,6 @@ gtk_widget_class_init (GtkWidgetClass *klass)
   klass->focus_out_event = gtk_widget_real_focus_out_event;
   klass->map_event = NULL;
   klass->unmap_event = NULL;
-  klass->window_state_event = NULL;
   klass->selection_received = NULL;
   klass->proximity_in_event = NULL;
   klass->proximity_out_event = NULL;
@@ -2817,34 +2815,6 @@ gtk_widget_class_init (GtkWidgetClass *klass)
                  GTK_TYPE_SELECTION_DATA | G_SIGNAL_TYPE_STATIC_SCOPE,
                  G_TYPE_UINT);
 
-  /**
-   * GtkWidget::window-state-event:
-   * @widget: the object which received the signal
-   * @event: (type Gdk.EventWindowState): the #GdkEventWindowState which
-   *   triggered this signal.
-   *
-   * The ::window-state-event will be emitted when the state of the
-   * toplevel window associated to the @widget changes.
-   *
-   * To receive this signal the #GdkWindow associated to the widget
-   * needs to enable the #GDK_STRUCTURE_MASK mask. GDK will enable
-   * this mask automatically for all new windows.
-   *
-   * Returns: %TRUE to stop other handlers from being invoked for the
-   *   event. %FALSE to propagate the event further.
-   */
-  widget_signals[WINDOW_STATE_EVENT] =
-    g_signal_new (I_("window-state-event"),
-                 G_TYPE_FROM_CLASS (klass),
-                 G_SIGNAL_RUN_LAST,
-                 G_STRUCT_OFFSET (GtkWidgetClass, window_state_event),
-                 _gtk_boolean_handled_accumulator, NULL,
-                 _gtk_marshal_BOOLEAN__OBJECT,
-                 G_TYPE_BOOLEAN, 1,
-                 GDK_TYPE_EVENT);
-  g_signal_set_va_marshaller (widget_signals[WINDOW_STATE_EVENT], G_TYPE_FROM_CLASS (klass),
-                              _gtk_marshal_BOOLEAN__OBJECTv);
-
 /**
    * GtkWidget::grab-broken-event:
    * @widget: the object which received the signal
@@ -6534,7 +6504,6 @@ gtk_widget_event_internal (GtkWidget      *widget,
     case GDK_CONFIGURE:
     case GDK_MAP:
     case GDK_UNMAP:
-    case GDK_WINDOW_STATE:
       return gtk_widget_emit_event_signals (widget, event);
     default:
       break;
@@ -6648,9 +6617,6 @@ gtk_widget_emit_event_signals (GtkWidget      *widget,
        case GDK_UNMAP:
          signal_num = UNMAP_EVENT;
          break;
-       case GDK_WINDOW_STATE:
-         signal_num = WINDOW_STATE_EVENT;
-         break;
        case GDK_PROXIMITY_IN:
          signal_num = PROXIMITY_IN_EVENT;
          break;
diff --git a/gtk/gtkwidget.h b/gtk/gtkwidget.h
index 50d3b9e..8b7b4b3 100644
--- a/gtk/gtkwidget.h
+++ b/gtk/gtkwidget.h
@@ -227,8 +227,6 @@ struct _GtkWidget
  * @selection_notify_event:
  * @proximity_in_event:
  * @proximity_out_event:
- * @window_state_event: Signal emitted when the state of the toplevel
- *   window associated to the widget changes.
  * @grab_broken_event: Signal emitted when a pointer or keyboard grab
  *   on a window belonging to widget gets broken.
  * @selection_get:
@@ -371,8 +369,6 @@ struct _GtkWidgetClass
                                         GdkEventProximity   *event);
   gboolean (* proximity_out_event)     (GtkWidget           *widget,
                                         GdkEventProximity   *event);
-  gboolean (* window_state_event)      (GtkWidget           *widget,
-                                        GdkEventWindowState *event);
   gboolean (* grab_broken_event)        (GtkWidget           *widget,
                                          GdkEventGrabBroken  *event);