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_BOOKMARKS_BOOKMARK_CONTEXT_MENU_CONTROLLER_H_
6#define CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_CONTEXT_MENU_CONTROLLER_H_
7
8#include <vector>
9
10#include "base/basictypes.h"
11#include "base/memory/scoped_ptr.h"
12#include "components/bookmarks/browser/base_bookmark_model_observer.h"
13#include "ui/base/models/simple_menu_model.h"
14#include "ui/gfx/native_widget_types.h"
15
16class Browser;
17class Profile;
18
19namespace content {
20class PageNavigator;
21}
22
23// An interface implemented by an object that performs actions on the actual
24// menu for the controller.
25class BookmarkContextMenuControllerDelegate {
26 public:
27  virtual ~BookmarkContextMenuControllerDelegate() {}
28
29  // Closes the bookmark context menu.
30  virtual void CloseMenu() = 0;
31
32  // Sent before any command from the menu is executed.
33  virtual void WillExecuteCommand(
34      int command_id,
35      const std::vector<const BookmarkNode*>& bookmarks) {}
36
37  // Sent after any command from the menu is executed.
38  virtual void DidExecuteCommand(int command_id) {}
39};
40
41// BookmarkContextMenuController creates and manages state for the context menu
42// shown for any bookmark item.
43class BookmarkContextMenuController : public BaseBookmarkModelObserver,
44                                      public ui::SimpleMenuModel::Delegate {
45 public:
46  // Creates the bookmark context menu.
47  // |browser| is used to open the bookmark manager and is NULL in tests.
48  // |profile| is used for opening urls as well as enabling 'open incognito'.
49  // |navigator| is used if |browser| is null, and is provided for testing.
50  // |parent| is the parent for newly created nodes if |selection| is empty.
51  // |selection| is the nodes the context menu operates on and may be empty.
52  BookmarkContextMenuController(
53      gfx::NativeWindow parent_window,
54      BookmarkContextMenuControllerDelegate* delegate,
55      Browser* browser,
56      Profile* profile,
57      content::PageNavigator* navigator,
58      const BookmarkNode* parent,
59      const std::vector<const BookmarkNode*>& selection);
60  virtual ~BookmarkContextMenuController();
61
62  ui::SimpleMenuModel* menu_model() { return menu_model_.get(); }
63
64  // ui::SimpleMenuModel::Delegate implementation:
65  virtual bool IsCommandIdChecked(int command_id) const OVERRIDE;
66  virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE;
67  virtual bool IsCommandIdVisible(int command_id) const OVERRIDE;
68  virtual bool GetAcceleratorForCommandId(
69      int command_id,
70      ui::Accelerator* accelerator) OVERRIDE;
71  virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE;
72  virtual bool IsItemForCommandIdDynamic(int command_id) const OVERRIDE;
73  virtual base::string16 GetLabelForCommandId(int command_id) const OVERRIDE;
74
75  void set_navigator(content::PageNavigator* navigator) {
76    navigator_ = navigator;
77  }
78
79 private:
80  void BuildMenu();
81
82  // Adds a IDC_* style command to the menu with a localized string.
83  void AddItem(int id, int localization_id);
84  // Adds a separator to the menu.
85  void AddSeparator();
86  // Adds a checkable item to the menu.
87  void AddCheckboxItem(int id, int localization_id);
88
89  // Overridden from BaseBookmarkModelObserver:
90  // Any change to the model results in closing the menu.
91  virtual void BookmarkModelChanged() OVERRIDE;
92
93  gfx::NativeWindow parent_window_;
94  BookmarkContextMenuControllerDelegate* delegate_;
95  Browser* browser_;
96  Profile* profile_;
97  content::PageNavigator* navigator_;
98  const BookmarkNode* parent_;
99  std::vector<const BookmarkNode*> selection_;
100  BookmarkModel* model_;
101  scoped_ptr<ui::SimpleMenuModel> menu_model_;
102
103  DISALLOW_COPY_AND_ASSIGN(BookmarkContextMenuController);
104};
105
106#endif  // CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_CONTEXT_MENU_CONTROLLER_H_
107