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1 // Copyright 2014 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_MENU_TEST_BASE_H_
6 #define CHROME_BROWSER_UI_VIEWS_MENU_TEST_BASE_H_
7 
8 #include "base/callback.h"
9 #include "base/memory/scoped_ptr.h"
10 #include "chrome/test/base/view_event_test_base.h"
11 #include "ui/events/keycodes/keyboard_codes.h"
12 #include "ui/views/controls/button/menu_button_listener.h"
13 #include "ui/views/controls/menu/menu_delegate.h"
14 
15 namespace views {
16 class MenuButton;
17 class MenuItemView;
18 class MenuRunner;
19 }
20 
21 // This is a convenience base class for menu related tests to provide some
22 // common functionality.
23 //
24 // Subclasses should implement:
25 //  BuildMenu()            populate the menu
26 //  DoTestWithMenuOpen()   initiate the test
27 //
28 // Subclasses can call:
29 //  Click()       to post a mouse click on a View
30 //  KeyPress()    to post a key press
31 //
32 // Although it should be possible to post a menu multiple times,
33 // MenuItemView prevents repeated activation of a menu by clicks too
34 // close in time.
35 class MenuTestBase : public ViewEventTestBase,
36                      public views::MenuButtonListener,
37                      public views::MenuDelegate {
38  public:
39   MenuTestBase();
40   virtual ~MenuTestBase();
41 
42   // Generate a mouse click and run |next| once the event has been processed.
43   virtual void Click(views::View* view, const base::Closure& next);
44 
45   // Generate a keypress and run |next| once the event has been processed.
46   void KeyPress(ui::KeyboardCode keycode, const base::Closure& next);
47 
menu()48   views::MenuItemView* menu() {
49     return menu_;
50   }
51 
last_command()52   int last_command() const {
53     return last_command_;
54   }
55 
56  protected:
57   // Called to populate the menu.
58   virtual void BuildMenu(views::MenuItemView* menu) = 0;
59 
60   // Called once the menu is open.
61   virtual void DoTestWithMenuOpen() = 0;
62 
63   // ViewEventTestBase implementation.
64   virtual void SetUp() OVERRIDE;
65   virtual void TearDown() OVERRIDE;
66   virtual views::View* CreateContentsView() OVERRIDE;
67   virtual void DoTestOnMessageLoop() OVERRIDE;
68   virtual gfx::Size GetPreferredSize() const OVERRIDE;
69 
70   // views::MenuButtonListener implementation
71   virtual void OnMenuButtonClicked(views::View* source,
72                                    const gfx::Point& point) OVERRIDE;
73 
74   // views::MenuDelegate implementation
75   virtual void ExecuteCommand(int id) OVERRIDE;
76 
77  private:
78   views::MenuButton* button_;
79   views::MenuItemView* menu_;
80   scoped_ptr<views::MenuRunner> menu_runner_;
81 
82   // The command id of the last pressed menu item since the menu was opened.
83   int last_command_;
84 
85   DISALLOW_COPY_AND_ASSIGN(MenuTestBase);
86 };
87 
88 #endif  // CHROME_BROWSER_UI_VIEWS_MENU_TEST_BASE_H_
89