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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_BASE_IME_INPUT_METHOD_BASE_H_ | 5 #ifndef UI_BASE_IME_INPUT_METHOD_BASE_H_ |
6 #define UI_BASE_IME_INPUT_METHOD_BASE_H_ | 6 #define UI_BASE_IME_INPUT_METHOD_BASE_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/compiler_specific.h" | 9 #include "base/compiler_specific.h" |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
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25 // A helper class providing functionalities shared among ui::InputMethod | 25 // A helper class providing functionalities shared among ui::InputMethod |
26 // implementations. | 26 // implementations. |
27 class UI_BASE_EXPORT InputMethodBase | 27 class UI_BASE_EXPORT InputMethodBase |
28 : NON_EXPORTED_BASE(public InputMethod), | 28 : NON_EXPORTED_BASE(public InputMethod), |
29 public base::SupportsWeakPtr<InputMethodBase> { | 29 public base::SupportsWeakPtr<InputMethodBase> { |
30 public: | 30 public: |
31 InputMethodBase(); | 31 InputMethodBase(); |
32 virtual ~InputMethodBase(); | 32 virtual ~InputMethodBase(); |
33 | 33 |
34 // Overriden from InputMethod. | 34 // Overriden from InputMethod. |
35 virtual void SetDelegate(internal::InputMethodDelegate* delegate) OVERRIDE; | 35 virtual void SetDelegate(internal::InputMethodDelegate* delegate) override; |
36 virtual void Init(bool focused) OVERRIDE; | 36 virtual void Init(bool focused) override; |
37 // If a derived class overrides OnFocus()/OnBlur(), it should call parent's | 37 // If a derived class overrides OnFocus()/OnBlur(), it should call parent's |
38 // implementation first, to make sure |system_toplevel_window_focused_| flag | 38 // implementation first, to make sure |system_toplevel_window_focused_| flag |
39 // can be updated correctly. | 39 // can be updated correctly. |
40 virtual void OnFocus() OVERRIDE; | 40 virtual void OnFocus() override; |
41 virtual void OnBlur() OVERRIDE; | 41 virtual void OnBlur() override; |
42 virtual void SetFocusedTextInputClient(TextInputClient* client) OVERRIDE; | 42 virtual void SetFocusedTextInputClient(TextInputClient* client) override; |
43 virtual void DetachTextInputClient(TextInputClient* client) OVERRIDE; | 43 virtual void DetachTextInputClient(TextInputClient* client) override; |
44 virtual TextInputClient* GetTextInputClient() const OVERRIDE; | 44 virtual TextInputClient* GetTextInputClient() const override; |
45 | 45 |
46 // If a derived class overrides this method, it should call parent's | 46 // If a derived class overrides this method, it should call parent's |
47 // implementation. | 47 // implementation. |
48 virtual void OnTextInputTypeChanged(const TextInputClient* client) OVERRIDE; | 48 virtual void OnTextInputTypeChanged(const TextInputClient* client) override; |
49 | 49 |
50 virtual TextInputType GetTextInputType() const OVERRIDE; | 50 virtual TextInputType GetTextInputType() const override; |
51 virtual TextInputMode GetTextInputMode() const OVERRIDE; | 51 virtual TextInputMode GetTextInputMode() const override; |
52 virtual bool CanComposeInline() const OVERRIDE; | 52 virtual bool CanComposeInline() const override; |
53 virtual void ShowImeIfNeeded() OVERRIDE; | 53 virtual void ShowImeIfNeeded() override; |
54 | 54 |
55 virtual void AddObserver(InputMethodObserver* observer) OVERRIDE; | 55 virtual void AddObserver(InputMethodObserver* observer) override; |
56 virtual void RemoveObserver(InputMethodObserver* observer) OVERRIDE; | 56 virtual void RemoveObserver(InputMethodObserver* observer) override; |
57 | 57 |
58 protected: | 58 protected: |
59 virtual void OnWillChangeFocusedClient(TextInputClient* focused_before, | 59 virtual void OnWillChangeFocusedClient(TextInputClient* focused_before, |
60 TextInputClient* focused) {} | 60 TextInputClient* focused) {} |
61 virtual void OnDidChangeFocusedClient(TextInputClient* focused_before, | 61 virtual void OnDidChangeFocusedClient(TextInputClient* focused_before, |
62 TextInputClient* focused) {} | 62 TextInputClient* focused) {} |
63 | 63 |
64 // Returns true if |client| is currently focused. | 64 // Returns true if |client| is currently focused. |
65 bool IsTextInputClientFocused(const TextInputClient* client); | 65 bool IsTextInputClientFocused(const TextInputClient* client); |
66 | 66 |
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108 ObserverList<InputMethodObserver> observer_list_; | 108 ObserverList<InputMethodObserver> observer_list_; |
109 | 109 |
110 bool system_toplevel_window_focused_; | 110 bool system_toplevel_window_focused_; |
111 | 111 |
112 DISALLOW_COPY_AND_ASSIGN(InputMethodBase); | 112 DISALLOW_COPY_AND_ASSIGN(InputMethodBase); |
113 }; | 113 }; |
114 | 114 |
115 } // namespace ui | 115 } // namespace ui |
116 | 116 |
117 #endif // UI_BASE_IME_INPUT_METHOD_BASE_H_ | 117 #endif // UI_BASE_IME_INPUT_METHOD_BASE_H_ |
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