src/chrome/browser/ui/views/tab_contents/chrome_web_contents_view_delegate_views.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 CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_VIEWS_H_
   6 #define CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_VIEWS_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "components/renderer_context_menu/context_menu_delegate.h"
  12 #include "content/public/browser/web_contents_view_delegate.h"
  13
  14 class LinkDisambiguationPopup;
  15 class RenderViewContextMenuBase;
  16
  17 namespace aura {
  18 class Window;
  19 }
  20
  21 namespace content {
  22 class WebContents;
  23 class WebDragDestDelegate;
  24 class RenderFrameHost;
  25 }
  26
  27 namespace views {
  28 class FocusManager;
  29 class Widget;
  30 }
  31
  32 // A chrome specific class that extends WebContentsViewWin with features like
  33 // focus management, which live in chrome.
  34 class ChromeWebContentsViewDelegateViews
  35     : public content::WebContentsViewDelegate,
  36       public ContextMenuDelegate {
  37  public:
  38   explicit ChromeWebContentsViewDelegateViews(
  39       content::WebContents* web_contents);
  40   ~ChromeWebContentsViewDelegateViews() override;
  41
  42   // Overridden from WebContentsViewDelegate:
  43   content::WebDragDestDelegate* GetDragDestDelegate() override;
  44   void StoreFocus() override;
  45   void RestoreFocus() override;
  46   bool Focus() override;
  47   void TakeFocus(bool reverse) override;
  48   void ShowContextMenu(content::RenderFrameHost* render_frame_host,
  49                        const content::ContextMenuParams& params) override;
  50   void SizeChanged(const gfx::Size& size) override;
  51   void ShowDisambiguationPopup(
  52       const gfx::Rect& target_rect,
  53       const SkBitmap& zoomed_bitmap,
  54       const gfx::NativeView content,
  55       const base::Callback<void(ui::GestureEvent*)>& gesture_cb,
  56       const base::Callback<void(ui::MouseEvent*)>& mouse_cb) override;
  57   void HideDisambiguationPopup() override;
  58
  59   // Overridden from ContextMenuDelegate.
  60   scoped_ptr<RenderViewContextMenuBase> BuildMenu(
  61       content::WebContents* web_contents,
  62       const content::ContextMenuParams& params) override;
  63   void ShowMenu(scoped_ptr<RenderViewContextMenuBase> menu) override;
  64
  65  private:
  66   aura::Window* GetActiveNativeView();
  67   views::Widget* GetTopLevelWidget();
  68   views::FocusManager* GetFocusManager();
  69   void SetInitialFocus();
  70
  71   // The id used in the ViewStorage to store the last focused view.
  72   int last_focused_view_storage_id_;
  73
  74   // The context menu is reset every time we show it, but we keep a pointer to
  75   // between uses so that it won't go out of scope before we're done with it.
  76   scoped_ptr<RenderViewContextMenuBase> context_menu_;
  77
  78   // The chrome specific delegate that receives events from WebDragDest.
  79   scoped_ptr<content::WebDragDestDelegate> bookmark_handler_;
  80
  81   content::WebContents* web_contents_;
  82
  83   scoped_ptr<LinkDisambiguationPopup> link_disambiguation_popup_;
  84
  85   DISALLOW_COPY_AND_ASSIGN(ChromeWebContentsViewDelegateViews);
  86 };
  87
  88 #endif  // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_CHROME_WEB_CONTENTS_VIEW_DELEGATE_VIEWS_H_