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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This class describe a keyboard accelerator (or keyboard shortcut). | 5 // This class describe a keyboard accelerator (or keyboard shortcut). |
6 // Keyboard accelerators are registered with the FocusManager. | 6 // Keyboard accelerators are registered with the FocusManager. |
7 // It has a copy constructor and assignment operator so that it can be copied. | 7 // It has a copy constructor and assignment operator so that it can be copied. |
8 // It also defines the < operator so that it can be used as a key in a std::map. | 8 // It also defines the < operator so that it can be used as a key in a std::map. |
9 // | 9 // |
10 | 10 |
11 #ifndef VIEWS_ACCELERATOR_H_ | 11 #ifndef VIEWS_ACCELERATOR_H_ |
12 #define VIEWS_ACCELERATOR_H_ | 12 #define VIEWS_ACCELERATOR_H_ |
13 #pragma once | 13 #pragma once |
14 | 14 |
15 #include <string> | 15 #include <string> |
16 | 16 |
17 #include "base/string16.h" | 17 #include "base/string16.h" |
18 #include "ui/base/models/accelerator.h" | 18 #include "ui/base/models/accelerator.h" |
19 #include "views/events/event.h" | 19 #include "views/events/event.h" |
20 #include "views/views_export.h" | 20 #include "views/views_export.h" |
21 | 21 |
22 namespace views { | 22 namespace views { |
23 | 23 |
24 class VIEWS_EXPORT Accelerator : public ui::Accelerator { | 24 class VIEWS_EXPORT Accelerator : public ui::Accelerator { |
Ben Goodger (Google)
2011/11/10 22:02:26
can you just delete this file now?
just add GetSh
mazda
2011/11/11 13:09:06
Done.
| |
25 public: | 25 public: |
26 Accelerator() : ui::Accelerator() {} | 26 Accelerator() : ui::Accelerator() {} |
27 | 27 |
28 Accelerator(ui::KeyboardCode keycode, int modifiers) | 28 Accelerator(ui::KeyboardCode keycode, int modifiers) |
29 : ui::Accelerator(keycode, modifiers) {} | 29 : ui::Accelerator(keycode, modifiers) {} |
30 | 30 |
31 Accelerator(ui::KeyboardCode keycode, | 31 Accelerator(ui::KeyboardCode keycode, |
32 bool shift_pressed, bool ctrl_pressed, bool alt_pressed) { | 32 bool shift_pressed, bool ctrl_pressed, bool alt_pressed) |
33 key_code_ = keycode; | 33 : ui::Accelerator(keycode, shift_pressed, ctrl_pressed, alt_pressed) {} |
34 modifiers_ = 0; | |
35 if (shift_pressed) | |
36 modifiers_ |= ui::EF_SHIFT_DOWN; | |
37 if (ctrl_pressed) | |
38 modifiers_ |= ui::EF_CONTROL_DOWN; | |
39 if (alt_pressed) | |
40 modifiers_ |= ui::EF_ALT_DOWN; | |
41 } | |
42 | 34 |
43 virtual ~Accelerator() {} | 35 virtual ~Accelerator() {} |
44 | 36 |
45 bool IsShiftDown() const { | |
46 return (modifiers_ & ui::EF_SHIFT_DOWN) == ui::EF_SHIFT_DOWN; | |
47 } | |
48 | |
49 bool IsCtrlDown() const { | |
50 return (modifiers_ & ui::EF_CONTROL_DOWN) == ui::EF_CONTROL_DOWN; | |
51 } | |
52 | |
53 bool IsAltDown() const { | |
54 return (modifiers_ & ui::EF_ALT_DOWN) == ui::EF_ALT_DOWN; | |
55 } | |
56 | |
57 // Returns a string with the localized shortcut if any. | 37 // Returns a string with the localized shortcut if any. |
58 string16 GetShortcutText() const; | 38 string16 GetShortcutText() const; |
59 }; | 39 }; |
60 | 40 |
61 // An interface that classes that want to register for keyboard accelerators | |
62 // should implement. | |
63 class VIEWS_EXPORT AcceleratorTarget { | |
64 public: | |
65 // This method should return true if the accelerator was processed. | |
66 virtual bool AcceleratorPressed(const Accelerator& accelerator) = 0; | |
67 | |
68 protected: | |
69 virtual ~AcceleratorTarget() {} | |
70 }; | |
71 } | 41 } |
72 | 42 |
73 #endif // VIEWS_ACCELERATOR_H_ | 43 #endif // VIEWS_ACCELERATOR_H_ |
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