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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef UI_VIEWS_IME_INPUT_METHOD_H_ | 5 #ifndef UI_VIEWS_IME_INPUT_METHOD_H_ |
6 #define UI_VIEWS_IME_INPUT_METHOD_H_ | 6 #define UI_VIEWS_IME_INPUT_METHOD_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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27 class View; | 27 class View; |
28 class Widget; | 28 class Widget; |
29 | 29 |
30 // An interface implemented by an object that encapsulates a native input method | 30 // An interface implemented by an object that encapsulates a native input method |
31 // service provided by the underlying operation system. Input method services | 31 // service provided by the underlying operation system. Input method services |
32 // are typically bound to individual native windows (HWND, aura::Window, etc.). | 32 // are typically bound to individual native windows (HWND, aura::Window, etc.). |
33 // In Views, only the top-level Widgets get keyboard focus, so this API is | 33 // In Views, only the top-level Widgets get keyboard focus, so this API is |
34 // designed to be bound to top-level Widgets. | 34 // designed to be bound to top-level Widgets. |
35 class VIEWS_EXPORT InputMethod { | 35 class VIEWS_EXPORT InputMethod { |
36 public: | 36 public: |
37 // TODO(yukawa): Move these typedef into ime_constants.h or somewhere. | 37 |
38 #if defined(OS_WIN) | 38 #if defined(OS_WIN) |
39 typedef LRESULT NativeEventResult; | 39 typedef LRESULT NativeEventResult; |
40 #else | 40 #else |
41 typedef int32 NativeEventResult; | 41 typedef int32 NativeEventResult; |
42 #endif | 42 #endif |
43 | 43 |
44 virtual ~InputMethod() {} | 44 virtual ~InputMethod() {} |
45 | 45 |
46 // Sets the delegate used by this InputMethod instance. | 46 // Sets the delegate used by this InputMethod instance. |
47 // This should only be called by the owner Widget or testing code. | 47 // This should only be called by the owner Widget or testing code. |
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119 | 119 |
120 // Returns true if the input method is a mock instance used for testing. | 120 // Returns true if the input method is a mock instance used for testing. |
121 virtual bool IsMock() const = 0; | 121 virtual bool IsMock() const = 0; |
122 | 122 |
123 // TODO(suzhe): Support mouse/touch event. | 123 // TODO(suzhe): Support mouse/touch event. |
124 }; | 124 }; |
125 | 125 |
126 } // namespace views | 126 } // namespace views |
127 | 127 |
128 #endif // UI_VIEWS_IME_INPUT_METHOD_H_ | 128 #endif // UI_VIEWS_IME_INPUT_METHOD_H_ |
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