Upstream version 10.39.225.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / views / location_bar / page_action_image_view.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_LOCATION_BAR_PAGE_ACTION_IMAGE_VIEW_H_
6 #define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_PAGE_ACTION_IMAGE_VIEW_H_
7
8 #include <string>
9
10 #include "base/memory/scoped_ptr.h"
11 #include "chrome/browser/ui/views/extensions/extension_action_view_controller.h"
12 #include "chrome/browser/ui/views/extensions/extension_action_view_delegate.h"
13 #include "ui/views/controls/image_view.h"
14
15 class Browser;
16 class ExtensionAction;
17 class LocationBarView;
18
19 namespace content {
20 class WebContents;
21 }
22
23 // PageActionImageView is used by the LocationBarView to display the icon for a
24 // given PageAction and notify the extension when the icon is clicked.
25 class PageActionImageView : public ExtensionActionViewDelegate,
26                             public views::ImageView {
27  public:
28   PageActionImageView(LocationBarView* owner,
29                       ExtensionAction* page_action,
30                       Browser* browser);
31   virtual ~PageActionImageView();
32
33   void set_preview_enabled(bool preview_enabled) {
34     preview_enabled_ = preview_enabled;
35   }
36   ExtensionAction* extension_action() {
37     return view_controller_->extension_action();
38   }
39   ExtensionActionViewController* view_controller() {
40     return view_controller_.get();
41   }
42
43   // Overridden from views::View:
44   virtual const char* GetClassName() const OVERRIDE;
45   virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE;
46   virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
47   virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
48   virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
49   virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
50
51   // Called to notify the PageAction that it should determine whether to be
52   // visible or hidden. |contents| is the WebContents that is active.
53   void UpdateVisibility(content::WebContents* contents);
54
55  private:
56   static const char kViewClassName[];
57
58   // Overridden from View.
59   virtual void PaintChildren(gfx::Canvas* canvas,
60                              const views::CullSet& cull_set) OVERRIDE;
61
62   // Overridden from ExtensionActionViewDelegate:
63   virtual void OnIconUpdated() OVERRIDE;
64   virtual views::View* GetAsView() OVERRIDE;
65   virtual bool IsShownInMenu() OVERRIDE;
66   virtual views::FocusManager* GetFocusManagerForAccelerator() OVERRIDE;
67   virtual views::Widget* GetParentForContextMenu() OVERRIDE;
68   virtual ExtensionActionViewController* GetPreferredPopupViewController()
69       OVERRIDE;
70   virtual views::View* GetReferenceViewForPopup() OVERRIDE;
71   virtual views::MenuButton* GetContextMenuButton() OVERRIDE;
72   virtual content::WebContents* GetCurrentWebContents() OVERRIDE;
73   virtual void HideActivePopup() OVERRIDE;
74
75   // The controller for this ExtensionAction view.
76   scoped_ptr<ExtensionActionViewController> view_controller_;
77
78   // The location bar view that owns us.
79   LocationBarView* owner_;
80
81   // The string to show for a tooltip;
82   std::string tooltip_;
83
84   // This is used for post-install visual feedback. The page_action icon is
85   // briefly shown even if it hasn't been enabled by its extension.
86   bool preview_enabled_;
87
88   DISALLOW_IMPLICIT_CONSTRUCTORS(PageActionImageView);
89 };
90
91 #endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_PAGE_ACTION_IMAGE_VIEW_H_