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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_BRIDGE_H_ | 5 #ifndef UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_ |
6 #define UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_ | 6 #define UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "base/compiler_specific.h" | 11 #include "base/compiler_specific.h" |
12 #include "ui/base/ime/text_input_client.h" | |
13 #include "ui/gfx/rect.h" | |
14 #include "ui/views/ime/input_method_base.h" | 12 #include "ui/views/ime/input_method_base.h" |
15 | 13 |
16 namespace ui { | 14 namespace ui { |
17 class InputMethod; | 15 class InputMethod; |
18 } // namespace ui | 16 } // namespace ui |
19 | 17 |
20 namespace views { | 18 namespace views { |
21 | 19 |
22 class View; | |
23 | |
24 // A "bridge" InputMethod implementation for views top-level widgets, which just | 20 // A "bridge" InputMethod implementation for views top-level widgets, which just |
25 // sends/receives IME related events to/from a system-wide ui::InputMethod | 21 // sends/receives IME related events to/from a system-wide ui::InputMethod |
26 // object. | 22 // object. |
27 class InputMethodBridge : public InputMethodBase, | 23 class InputMethodBridge : public InputMethodBase { |
28 public ui::TextInputClient { | |
29 public: | 24 public: |
30 // |shared_input_method| indicates if |host| is shared among other top level | 25 // |shared_input_method| indicates if |host| is shared among other top level |
31 // widgets. | 26 // widgets. |
32 InputMethodBridge(internal::InputMethodDelegate* delegate, | 27 InputMethodBridge(internal::InputMethodDelegate* delegate, |
33 ui::InputMethod* host, | 28 ui::InputMethod* host, |
34 bool shared_input_method); | 29 bool shared_input_method); |
35 virtual ~InputMethodBridge(); | 30 virtual ~InputMethodBridge(); |
36 | 31 |
37 // Overridden from InputMethod: | 32 // Overridden from InputMethod: |
38 virtual void OnFocus() OVERRIDE; | |
39 virtual void OnBlur() OVERRIDE; | |
40 virtual bool OnUntranslatedIMEMessage(const base::NativeEvent& event, | 33 virtual bool OnUntranslatedIMEMessage(const base::NativeEvent& event, |
41 NativeEventResult* result) OVERRIDE; | 34 NativeEventResult* result) OVERRIDE; |
42 virtual void DispatchKeyEvent(const ui::KeyEvent& key) OVERRIDE; | 35 virtual void DispatchKeyEvent(const ui::KeyEvent& key) OVERRIDE; |
43 virtual void OnTextInputTypeChanged(View* view) OVERRIDE; | 36 virtual void OnTextInputTypeChanged(View* view) OVERRIDE; |
44 virtual void OnCaretBoundsChanged(View* view) OVERRIDE; | 37 virtual void OnCaretBoundsChanged(View* view) OVERRIDE; |
45 virtual void CancelComposition(View* view) OVERRIDE; | 38 virtual void CancelComposition(View* view) OVERRIDE; |
46 virtual void OnInputLocaleChanged() OVERRIDE; | 39 virtual void OnInputLocaleChanged() OVERRIDE; |
47 virtual std::string GetInputLocale() OVERRIDE; | 40 virtual std::string GetInputLocale() OVERRIDE; |
48 virtual base::i18n::TextDirection GetInputTextDirection() OVERRIDE; | 41 virtual base::i18n::TextDirection GetInputTextDirection() OVERRIDE; |
49 virtual bool IsActive() OVERRIDE; | 42 virtual bool IsActive() OVERRIDE; |
50 virtual bool IsCandidatePopupOpen() const OVERRIDE; | 43 virtual bool IsCandidatePopupOpen() const OVERRIDE; |
51 | 44 |
52 // Overridden from TextInputClient: | |
53 virtual void SetCompositionText( | |
54 const ui::CompositionText& composition) OVERRIDE; | |
55 virtual void ConfirmCompositionText() OVERRIDE; | |
56 virtual void ClearCompositionText() OVERRIDE; | |
57 virtual void InsertText(const string16& text) OVERRIDE; | |
58 virtual void InsertChar(char16 ch, int flags) OVERRIDE; | |
59 virtual gfx::NativeWindow GetAttachedWindow() const OVERRIDE; | |
60 virtual ui::TextInputType GetTextInputType() const OVERRIDE; | |
61 virtual ui::TextInputMode GetTextInputMode() const OVERRIDE; | |
62 virtual bool CanComposeInline() const OVERRIDE; | |
63 virtual gfx::Rect GetCaretBounds() OVERRIDE; | |
64 virtual bool GetCompositionCharacterBounds(uint32 index, | |
65 gfx::Rect* rect) OVERRIDE; | |
66 virtual bool HasCompositionText() OVERRIDE; | |
67 virtual bool GetTextRange(ui::Range* range) OVERRIDE; | |
68 virtual bool GetCompositionTextRange(ui::Range* range) OVERRIDE; | |
69 virtual bool GetSelectionRange(ui::Range* range) OVERRIDE; | |
70 virtual bool SetSelectionRange(const ui::Range& range) OVERRIDE; | |
71 virtual bool DeleteRange(const ui::Range& range) OVERRIDE; | |
72 virtual bool GetTextFromRange( | |
73 const ui::Range& range, string16* text) OVERRIDE; | |
74 virtual void OnInputMethodChanged() OVERRIDE; | |
75 virtual bool ChangeTextDirectionAndLayoutAlignment( | |
76 base::i18n::TextDirection direction) OVERRIDE; | |
77 virtual void ExtendSelectionAndDelete(size_t before, size_t after) OVERRIDE; | |
78 virtual void EnsureCaretInRect(const gfx::Rect& rect) OVERRIDE; | |
79 | |
80 // Overridden from FocusChangeListener. | 45 // Overridden from FocusChangeListener. |
81 virtual void OnWillChangeFocus(View* focused_before, View* focused) OVERRIDE; | 46 virtual void OnWillChangeFocus(View* focused_before, View* focused) OVERRIDE; |
82 virtual void OnDidChangeFocus(View* focused_before, View* focused) OVERRIDE; | 47 virtual void OnDidChangeFocus(View* focused_before, View* focused) OVERRIDE; |
83 | 48 |
84 ui::InputMethod* GetHostInputMethod() const; | 49 ui::InputMethod* GetHostInputMethod() const; |
85 | 50 |
86 private: | 51 private: |
87 void UpdateViewFocusState(); | 52 void UpdateViewFocusState(); |
88 | 53 |
89 ui::InputMethod* const host_; | 54 ui::InputMethod* const host_; |
90 | 55 |
91 const bool shared_input_method_; | 56 const bool shared_input_method_; |
92 | 57 |
93 bool context_focused_; | 58 bool context_focused_; |
94 | 59 |
95 DISALLOW_COPY_AND_ASSIGN(InputMethodBridge); | 60 DISALLOW_COPY_AND_ASSIGN(InputMethodBridge); |
96 }; | 61 }; |
97 | 62 |
98 } // namespace views | 63 } // namespace views |
99 | 64 |
100 #endif // UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_ | 65 #endif // UI_VIEWS_IME_INPUT_METHOD_BRIDGE_H_ |
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