gtk: Hide the status bubble when the mouse nears it.

chrome/browser/gtk/rounded_window.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/gtk/rounded_window.h"
 
 #include <gtk/gtk.h>
 
 #include "app/l10n_util.h"
 #include "chrome/common/gtk_util.h"
@@ skipping 166 matching lines @@
   data->expected_width = -1;
   data->expected_height = -1;
 }
 
 }  // namespace
 
 void ActAsRoundedWindow(
     GtkWidget* widget, const GdkColor& color, int corner_size,
     int rounded_edges, int drawn_borders) {
   DCHECK(widget);
+  DCHECK(!g_object_get_data(G_OBJECT(widget), kRoundedData));
+
   gtk_widget_set_app_paintable(widget, TRUE);
   g_signal_connect(G_OBJECT(widget), "expose-event",
                    G_CALLBACK(OnRoundedWindowExpose), NULL);
   g_signal_connect(G_OBJECT(widget), "style-set", G_CALLBACK(OnStyleSet), NULL);
 
   RoundedWindowData* data = new RoundedWindowData;
   data->expected_width = -1;
   data->expected_height = -1;
 
   data->border_color = color;
   data->corner_size = corner_size;
 
   data->rounded_edges = rounded_edges;
   data->drawn_borders = drawn_borders;
 
   g_object_set_data_full(G_OBJECT(widget), kRoundedData,
                          data, FreeRoundedWindowData);
 }
 
 void StopActingAsRoundedWindow(GtkWidget* widget) {
   g_signal_handlers_disconnect_by_func(widget,
       reinterpret_cast<gpointer>(OnRoundedWindowExpose), NULL);
   g_signal_handlers_disconnect_by_func(widget,
       reinterpret_cast<gpointer>(OnStyleSet), NULL);
 
+  delete static_cast<RoundedWindowData*>(
+      g_object_steal_data(G_OBJECT(widget), kRoundedData));
+
   if (GTK_WIDGET_REALIZED(widget))
     gdk_window_shape_combine_mask(widget->window, NULL, 0, 0);
 }
 
+void SetRoundedWindowEdgesAndBorders(GtkWidget* widget,
+                                     int corner_size,
+                                     int rounded_edges,
+                                     int drawn_borders) {
+  DCHECK(widget);
+  RoundedWindowData* data = static_cast<RoundedWindowData*>(
+      g_object_get_data(G_OBJECT(widget), kRoundedData));
+  DCHECK(data);
+  data->corner_size = corner_size;
+  data->rounded_edges = rounded_edges;
+  data->drawn_borders = drawn_borders;
+}
+
 void SetRoundedWindowBorderColor(GtkWidget* widget, GdkColor color) {
   DCHECK(widget);
   RoundedWindowData* data = static_cast<RoundedWindowData*>(
       g_object_get_data(G_OBJECT(widget), kRoundedData));
   DCHECK(data);
   data->border_color = color;
 }
 
 }  // namespace gtk_util