content/browser/frame_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_FRAME_HOST_POPUP_MENU_HELPER_MAC_H_
   6 #define CONTENT_BROWSER_FRAME_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 #ifdef __OBJC__
  17 @class WebMenuRunner;
  18 #else
  19 class WebMenuRunner;
  20 #endif
  21
  22 namespace content {
  23
  24 class RenderFrameHost;
  25 class RenderFrameHostImpl;
  26 class RenderWidgetHostViewMac;
  27 struct MenuItem;
  28
  29 class PopupMenuHelper : public NotificationObserver {
  30  public:
  31   // Creates a PopupMenuHelper that will notify |render_frame_host| when a user
  32   // selects or cancels the popup.
  33   explicit PopupMenuHelper(RenderFrameHost* render_frame_host);
  34   void Hide();
  35
  36   // Shows the popup menu and notifies the RenderFrameHost of the selection/
  37   // cancellation. This call is blocking.
  38   void ShowPopupMenu(const gfx::Rect& bounds,
  39                      int item_height,
  40                      double item_font_size,
  41                      int selected_item,
  42                      const std::vector<MenuItem>& items,
  43                      bool right_aligned,
  44                      bool allow_multiple_selection);
  45
  46   // Immediately return from ShowPopupMenu.
  47   CONTENT_EXPORT static void DontShowPopupMenuForTesting();
  48
  49  protected:
  50   virtual RenderWidgetHostViewMac* GetRenderWidgetHostView() const;
  51
  52   // NotificationObserver implementation:
  53   virtual void Observe(int type,
  54                        const NotificationSource& source,
  55                        const NotificationDetails& details) OVERRIDE;
  56
  57   NotificationRegistrar notification_registrar_;
  58   RenderFrameHostImpl* render_frame_host_;
  59   WebMenuRunner* menu_runner_;
  60   bool popup_was_hidden_;
  61
  62   DISALLOW_COPY_AND_ASSIGN(PopupMenuHelper);
  63 };
  64
  65 }  // namespace content
  66
  67 #endif  // CONTENT_BROWSER_FRAME_HOST_POPUP_MENU_HELPER_MAC_H_