chrome/browser/ui/gtk/overflow_button.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_GTK_OVERFLOW_BUTTON_H_
   6 #define CHROME_BROWSER_UI_GTK_OVERFLOW_BUTTON_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "content/public/browser/notification_observer.h"
  10 #include "content/public/browser/notification_registrar.h"
  11 #include "ui/base/gtk/owned_widget_gtk.h"
  12
  13 typedef struct _GtkWidget GtkWidget;
  14 class Profile;
  15
  16 // An overflow chevron button. The button itself is a plain gtk_chrome_button,
  17 // and this class handles theming it.
  18 class OverflowButton : public content::NotificationObserver {
  19  public:
  20   explicit OverflowButton(Profile* profile);
  21   virtual ~OverflowButton();
  22
  23   GtkWidget* widget() { return widget_.get(); }
  24
  25  private:
  26   // content::NotificationObserver implementation.
  27   virtual void Observe(int type,
  28                        const content::NotificationSource& source,
  29                        const content::NotificationDetails& details) OVERRIDE;
  30
  31   ui::OwnedWidgetGtk widget_;
  32
  33   Profile* profile_;
  34
  35   content::NotificationRegistrar registrar_;
  36 };
  37
  38 #endif  // CHROME_BROWSER_UI_GTK_OVERFLOW_BUTTON_H_