content/browser/renderer_host/popup_menu_helper_mac.h

   1 // Copyright (c) 2012 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 CONTENT_BROWSER_RENDERER_HOST_POPUP_MENU_HELPER_MAC_H_
   6 #define CONTENT_BROWSER_RENDERER_HOST_POPUP_MENU_HELPER_MAC_H_
   7
   8 #include <vector>
   9
  10 #include "base/compiler_specific.h"
  11 #include "content/common/content_export.h"
  12 #include "content/public/browser/notification_observer.h"
  13 #include "content/public/browser/notification_registrar.h"
  14 #include "ui/gfx/rect.h"
  15
  16 namespace content {
  17 class RenderViewHost;
  18 class RenderViewHostImpl;
  19 class RenderWidgetHostViewMac;
  20 struct MenuItem;
  21
  22 class PopupMenuHelper : public NotificationObserver {
  23  public:
  24   // Creates a PopupMenuHelper that will notify |render_view_host| when a user
  25   // selects or cancels the popup.
  26   explicit PopupMenuHelper(RenderViewHost* render_view_host);
  27
  28   // Shows the popup menu and notifies the RenderViewHost of the selection/
  29   // cancel.
  30   // This call is blocking.
  31   void ShowPopupMenu(const gfx::Rect& bounds,
  32                      int item_height,
  33                      double item_font_size,
  34                      int selected_item,
  35                      const std::vector<MenuItem>& items,
  36                      bool right_aligned,
  37                      bool allow_multiple_selection);
  38
  39   // Immediately return from ShowPopupMenu.
  40   CONTENT_EXPORT static void DontShowPopupMenuForTesting();
  41
  42  protected:
  43   virtual RenderWidgetHostViewMac* GetRenderWidgetHostView() const;
  44
  45   // NotificationObserver implementation:
  46   virtual void Observe(int type,
  47                        const NotificationSource& source,
  48                        const NotificationDetails& details) OVERRIDE;
  49
  50   NotificationRegistrar notification_registrar_;
  51
  52   RenderViewHostImpl* render_view_host_;
  53
  54   DISALLOW_COPY_AND_ASSIGN(PopupMenuHelper);
  55 };
  56
  57 }  // namespace content
  58
  59 #endif  // CONTENT_BROWSER_RENDERER_HOST_POPUP_MENU_HELPER_MAC_H_