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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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_BASE_IME_INPUT_METHOD_OBSERVER_H_ | 5 #ifndef UI_BASE_IME_INPUT_METHOD_OBSERVER_H_ |
6 #define UI_BASE_IME_INPUT_METHOD_OBSERVER_H_ | 6 #define UI_BASE_IME_INPUT_METHOD_OBSERVER_H_ |
7 | 7 |
8 #include "ui/base/ime/ui_base_ime_export.h" | 8 #include "ui/base/ime/ui_base_ime_export.h" |
9 | 9 |
10 namespace ui { | 10 namespace ui { |
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22 | 22 |
23 // Called when the top-level system window gets keyboard focus. Currently | 23 // Called when the top-level system window gets keyboard focus. Currently |
24 // only used by the mock input method for testing. | 24 // only used by the mock input method for testing. |
25 virtual void OnFocus() = 0; | 25 virtual void OnFocus() = 0; |
26 | 26 |
27 // Called when the top-level system window loses keyboard focus. Currently | 27 // Called when the top-level system window loses keyboard focus. Currently |
28 // only used by the mock input method for testing. | 28 // only used by the mock input method for testing. |
29 virtual void OnBlur() = 0; | 29 virtual void OnBlur() = 0; |
30 | 30 |
31 // Called whenever the caret bounds is changed for the input client. | 31 // Called whenever the caret bounds is changed for the input client. |
32 // Currently only used by the mock input method for testing. | |
33 virtual void OnCaretBoundsChanged(const TextInputClient* client) = 0; | 32 virtual void OnCaretBoundsChanged(const TextInputClient* client) = 0; |
34 | 33 |
35 // Called when either: | 34 // Called when either: |
36 // - the TextInputClient is changed (e.g. by a change of focus) | 35 // - the TextInputClient is changed (e.g. by a change of focus) |
37 // - the TextInputType of the TextInputClient changes | 36 // - the TextInputType of the TextInputClient changes |
38 virtual void OnTextInputStateChanged(const TextInputClient* client) = 0; | 37 virtual void OnTextInputStateChanged(const TextInputClient* client) = 0; |
39 | 38 |
40 // Called when the observed InputMethod is being destroyed. | 39 // Called when the observed InputMethod is being destroyed. |
41 virtual void OnInputMethodDestroyed(const InputMethod* input_method) = 0; | 40 virtual void OnInputMethodDestroyed(const InputMethod* input_method) = 0; |
42 | 41 |
43 // Called when a user gesture should trigger showing the virtual keyboard | 42 // Called when a user gesture should trigger showing the virtual keyboard |
44 // or alternate input view (e.g. handwriting palette). Used in ChromeOS. | 43 // or alternate input view (e.g. handwriting palette). Used in ChromeOS. |
45 virtual void OnShowImeIfNeeded() = 0; | 44 virtual void OnShowImeIfNeeded() = 0; |
46 }; | 45 }; |
47 | 46 |
48 } // namespace ui | 47 } // namespace ui |
49 | 48 |
50 #endif // UI_BASE_IME_INPUT_METHOD_OBSERVER_H_ | 49 #endif // UI_BASE_IME_INPUT_METHOD_OBSERVER_H_ |
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