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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 CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MODE_INDICATOR_CONTROLLER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MODE_INDICATOR_CONTROLLER_H_ |
| 6 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MODE_INDICATOR_CONTROLLER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MODE_INDICATOR_CONTROLLER_H_ |
| 7 | 7 |
| 8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
| 9 #include "ui/base/ime/chromeos/input_method_manager.h" | 9 #include "ui/base/ime/chromeos/input_method_manager.h" |
| 10 #include "ui/gfx/geometry/rect.h" | 10 #include "ui/gfx/geometry/rect.h" |
| 11 #include "ui/views/widget/widget_observer.h" | 11 #include "ui/views/widget/widget_observer.h" |
| 12 | 12 |
| 13 namespace chromeos { | 13 namespace chromeos { |
| 14 namespace input_method { | 14 namespace input_method { |
| 15 | 15 |
| 16 class ModeIndicatorObserverInterface : public views::WidgetObserver { | 16 class ModeIndicatorObserverInterface : public views::WidgetObserver { |
| 17 public: | 17 public: |
| 18 ModeIndicatorObserverInterface() {} | 18 ModeIndicatorObserverInterface() {} |
| 19 virtual ~ModeIndicatorObserverInterface() {} | 19 ~ModeIndicatorObserverInterface() override {} |
| 20 | 20 |
| 21 virtual void AddModeIndicatorWidget(views::Widget* widget) = 0; | 21 virtual void AddModeIndicatorWidget(views::Widget* widget) = 0; |
| 22 }; | 22 }; |
| 23 | 23 |
| 24 | 24 |
| 25 // ModeIndicatorController is the controller of ModeIndicatiorDelegateView | 25 // ModeIndicatorController is the controller of ModeIndicatiorDelegateView |
| 26 // on the MVC model. | 26 // on the MVC model. |
| 27 class ModeIndicatorController | 27 class ModeIndicatorController |
| 28 : public InputMethodManager::Observer { | 28 : public InputMethodManager::Observer { |
| 29 public: | 29 public: |
| 30 // This class takes the ownership of |mi_widget|. | 30 // This class takes the ownership of |mi_widget|. |
| 31 explicit ModeIndicatorController(InputMethodManager* imm); | 31 explicit ModeIndicatorController(InputMethodManager* imm); |
| 32 virtual ~ModeIndicatorController(); | 32 ~ModeIndicatorController() override; |
| 33 | 33 |
| 34 // Set cursor bounds, which is the base point to display this indicator. | 34 // Set cursor bounds, which is the base point to display this indicator. |
| 35 // Bacisally this indicator is displayed underneath the cursor. | 35 // Bacisally this indicator is displayed underneath the cursor. |
| 36 void SetCursorBounds(const gfx::Rect& cursor_location); | 36 void SetCursorBounds(const gfx::Rect& cursor_location); |
| 37 | 37 |
| 38 // Notify the focus state to the mode indicator. | 38 // Notify the focus state to the mode indicator. |
| 39 void FocusStateChanged(bool is_focused); | 39 void FocusStateChanged(bool is_focused); |
| 40 | 40 |
| 41 // Accessor of the widget observer for testing. The caller keeps the | 41 // Accessor of the widget observer for testing. The caller keeps the |
| 42 // ownership of the observer object. | 42 // ownership of the observer object. |
| 43 static void SetModeIndicatorObserverForTesting( | 43 static void SetModeIndicatorObserverForTesting( |
| 44 ModeIndicatorObserverInterface* observer); | 44 ModeIndicatorObserverInterface* observer); |
| 45 static ModeIndicatorObserverInterface* GetModeIndicatorObserverForTesting(); | 45 static ModeIndicatorObserverInterface* GetModeIndicatorObserverForTesting(); |
| 46 | 46 |
| 47 private: | 47 private: |
| 48 // InputMethodManager::Observer implementation. | 48 // InputMethodManager::Observer implementation. |
| 49 virtual void InputMethodChanged(InputMethodManager* manager, | 49 void InputMethodChanged(InputMethodManager* manager, |
| 50 bool show_message) override; | 50 bool show_message) override; |
| 51 | 51 |
| 52 // Show the mode inidicator with the current ime's short name if all | 52 // Show the mode inidicator with the current ime's short name if all |
| 53 // the conditions are cleared. | 53 // the conditions are cleared. |
| 54 void ShowModeIndicator(); | 54 void ShowModeIndicator(); |
| 55 | 55 |
| 56 InputMethodManager* imm_; | 56 InputMethodManager* imm_; |
| 57 | 57 |
| 58 // Cursor bounds representing the anchor rect of the mode indicator. | 58 // Cursor bounds representing the anchor rect of the mode indicator. |
| 59 gfx::Rect cursor_bounds_; | 59 gfx::Rect cursor_bounds_; |
| 60 | 60 |
| 61 // True on a text field is focused. | 61 // True on a text field is focused. |
| 62 bool is_focused_; | 62 bool is_focused_; |
| 63 | 63 |
| 64 // Observer of the widgets created by BubbleDelegateView. This is used to | 64 // Observer of the widgets created by BubbleDelegateView. This is used to |
| 65 // close the previous widget when a new widget is created. | 65 // close the previous widget when a new widget is created. |
| 66 scoped_ptr<ModeIndicatorObserverInterface> mi_observer_; | 66 scoped_ptr<ModeIndicatorObserverInterface> mi_observer_; |
| 67 | 67 |
| 68 DISALLOW_COPY_AND_ASSIGN(ModeIndicatorController); | 68 DISALLOW_COPY_AND_ASSIGN(ModeIndicatorController); |
| 69 }; | 69 }; |
| 70 | 70 |
| 71 } // namespace input_method | 71 } // namespace input_method |
| 72 } // namespace chromeos | 72 } // namespace chromeos |
| 73 | 73 |
| 74 #endif // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MODE_INDICATOR_CONTROLLER_H_ | 74 #endif // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_MODE_INDICATOR_CONTROLLER_H_ |
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