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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 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_LINUX_LINUX_INPUT_METHOD_CONTEXT_H_ | 5 #ifndef UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_H_ |
6 #define UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_H_ | 6 #define UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_H_ |
7 | 7 |
8 #include "base/strings/string16.h" | 8 #include "base/strings/string16.h" |
9 #include "ui/base/ime/text_input_type.h" | 9 #include "ui/base/ime/text_input_type.h" |
10 #include "ui/base/ime/ui_base_ime_export.h" | 10 #include "ui/base/ime/ui_base_ime_export.h" |
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22 // GNU/Linux and likes. | 22 // GNU/Linux and likes. |
23 class UI_BASE_IME_EXPORT LinuxInputMethodContext { | 23 class UI_BASE_IME_EXPORT LinuxInputMethodContext { |
24 public: | 24 public: |
25 virtual ~LinuxInputMethodContext() {} | 25 virtual ~LinuxInputMethodContext() {} |
26 | 26 |
27 // Dispatches the key event to an underlying IME. Returns true if the key | 27 // Dispatches the key event to an underlying IME. Returns true if the key |
28 // event is handled, otherwise false. A client must set the text input type | 28 // event is handled, otherwise false. A client must set the text input type |
29 // before dispatching a key event. | 29 // before dispatching a key event. |
30 virtual bool DispatchKeyEvent(const ui::KeyEvent& key_event) = 0; | 30 virtual bool DispatchKeyEvent(const ui::KeyEvent& key_event) = 0; |
31 | 31 |
| 32 // Tells the system IME for the cursor rect which is relative to the |
| 33 // client window rect. |
| 34 virtual void SetCursorLocation(const gfx::Rect& rect) = 0; |
| 35 |
32 // Resets the context. A client needs to call OnTextInputTypeChanged() again | 36 // Resets the context. A client needs to call OnTextInputTypeChanged() again |
33 // before calling DispatchKeyEvent(). | 37 // before calling DispatchKeyEvent(). |
34 virtual void Reset() = 0; | 38 virtual void Reset() = 0; |
35 | 39 |
36 // Notifies the context that the text input type has changed. | 40 // Focuses the context. |
37 virtual void OnTextInputTypeChanged(TextInputType text_input_type) = 0; | 41 virtual void Focus() = 0; |
38 | 42 |
39 // Notifies the context that the caret bounds have changed. |caret_bounds| is | 43 // Blurs the context. |
40 // relative to screen coordinates. | 44 virtual void Blur() = 0; |
41 virtual void OnCaretBoundsChanged(const gfx::Rect& caret_bounds) = 0; | |
42 }; | 45 }; |
43 | 46 |
44 // An interface of callback functions called from LinuxInputMethodContext. | 47 // An interface of callback functions called from LinuxInputMethodContext. |
45 class UI_BASE_IME_EXPORT LinuxInputMethodContextDelegate { | 48 class UI_BASE_IME_EXPORT LinuxInputMethodContextDelegate { |
46 public: | 49 public: |
47 virtual ~LinuxInputMethodContextDelegate() {} | 50 virtual ~LinuxInputMethodContextDelegate() {} |
48 | 51 |
49 // Commits the |text| to the text input client. | 52 // Commits the |text| to the text input client. |
50 virtual void OnCommit(const base::string16& text) = 0; | 53 virtual void OnCommit(const base::string16& text) = 0; |
51 | 54 |
52 // Sets the composition text to the text input client. | 55 // Sets the composition text to the text input client. |
53 virtual void OnPreeditChanged(const CompositionText& composition_text) = 0; | 56 virtual void OnPreeditChanged(const CompositionText& composition_text) = 0; |
54 | 57 |
55 // Cleans up a composition session and makes sure that the composition text is | 58 // Cleans up a composition session and makes sure that the composition text is |
56 // cleared. | 59 // cleared. |
57 virtual void OnPreeditEnd() = 0; | 60 virtual void OnPreeditEnd() = 0; |
58 | 61 |
59 // Prepares things for a new composition session. | 62 // Prepares things for a new composition session. |
60 virtual void OnPreeditStart() = 0; | 63 virtual void OnPreeditStart() = 0; |
61 }; | 64 }; |
62 | 65 |
63 } // namespace ui | 66 } // namespace ui |
64 | 67 |
65 #endif // UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_H_ | 68 #endif // UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_H_ |
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