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_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
6 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
7 
8 #include <map>
9 
10 #include "base/compiler_specific.h"
11 #include "base/gtest_prod_util.h"
12 #include "base/macros.h"
13 #include "chrome/browser/media_galleries/media_galleries_dialog_controller.h"
14 #include "ui/views/context_menu_controller.h"
15 #include "ui/views/window/dialog_delegate.h"
16 
17 namespace views {
18 class Checkbox;
19 class LabelButton;
20 class MenuRunner;
21 class Widget;
22 }
23 
24 class MediaGalleryCheckboxView;
25 
26 // The media galleries configuration view for Views. It will immediately show
27 // upon construction.
28 class MediaGalleriesDialogViews : public MediaGalleriesDialog,
29                                   public views::ContextMenuController,
30                                   public views::DialogDelegate {
31  public:
32   explicit MediaGalleriesDialogViews(
33       MediaGalleriesDialogController* controller);
34   ~MediaGalleriesDialogViews() override;
35 
36   // MediaGalleriesDialog:
37   void UpdateGalleries() override;
38 
39   // views::DialogDelegate:
40   void DeleteDelegate() override;
41   views::Widget* GetWidget() override;
42   const views::Widget* GetWidget() const override;
43   views::View* GetContentsView() override;
44   bool IsDialogButtonEnabled(ui::DialogButton button) const override;
45   ui::ModalType GetModalType() const override;
46 
47   // views::ContextMenuController:
48   void ShowContextMenuForViewImpl(views::View* source,
49                                   const gfx::Point& point,
50                                   ui::MenuSourceType source_type) override;
51 
52  private:
53   FRIEND_TEST_ALL_PREFIXES(MediaGalleriesDialogTest, InitializeCheckboxes);
54   FRIEND_TEST_ALL_PREFIXES(MediaGalleriesDialogTest, ToggleCheckboxes);
55   FRIEND_TEST_ALL_PREFIXES(MediaGalleriesDialogTest, UpdateAdds);
56   FRIEND_TEST_ALL_PREFIXES(MediaGalleriesDialogTest, ForgetDeletes);
57 
58   using CheckboxMap = std::map<MediaGalleryPrefId, MediaGalleryCheckboxView*>;
59 
60   // MediaGalleriesDialog:
61   void AcceptDialogForTesting() override;
62 
63   void InitChildViews();
64 
65   // Adds a checkbox or updates an existing checkbox. Returns true if a new one
66   // was added.
67   bool AddOrUpdateGallery(
68       const MediaGalleriesDialogController::Entry& gallery,
69       views::View* container,
70       int trailing_vertical_space);
71 
72   void ShowContextMenu(const gfx::Point& point,
73                        ui::MenuSourceType source_type,
74                        MediaGalleryPrefId id);
75 
76   // Whether |controller_| has a valid WebContents or not.
77   // In unit tests, it may not.
78   bool ControllerHasWebContents() const;
79 
80   // Called when a button is pressed; does common preamble, then runs the
81   // supplied closure to execute the specific details of the particular button.
82   void ButtonPressed(base::RepeatingClosure closure);
83 
84   // Callback for MenuRunner.
85   void OnMenuClosed();
86 
87   MediaGalleriesDialogController* controller_;
88 
89   // The contents of the dialog. Owned by the view hierarchy, except in tests.
90   views::View* contents_;
91 
92   // A map from gallery ID to views::Checkbox view.
93   CheckboxMap checkbox_map_;
94 
95   // Pointer to the controller specific auxiliary button, NULL otherwise.
96   // Owned by parent in the dialog views tree.
97   views::LabelButton* auxiliary_button_;
98 
99   // This tracks whether the confirm button can be clicked. It starts as false
100   // if no checkboxes are ticked. After there is any interaction, or some
101   // checkboxes start checked, this will be true.
102   bool confirm_available_;
103 
104   // True if the user has pressed accept.
105   bool accepted_;
106 
107   std::unique_ptr<views::MenuRunner> context_menu_runner_;
108 
109   DISALLOW_COPY_AND_ASSIGN(MediaGalleriesDialogViews);
110 };
111 
112 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
113