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      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
      3 // found in the LICENSE file.
      4 
      5 #ifndef UI_BASE_IME_MOCK_INPUT_METHOD_H_
      6 #define UI_BASE_IME_MOCK_INPUT_METHOD_H_
      7 
      8 #include <string>
      9 
     10 #include "base/basictypes.h"
     11 #include "base/compiler_specific.h"
     12 #include "base/observer_list.h"
     13 #include "ui/base/ime/input_method.h"
     14 #include "ui/base/ime/input_method_observer.h"
     15 #include "ui/base/ui_export.h"
     16 
     17 namespace ui {
     18 
     19 class KeyEvent;
     20 class TextInputClient;
     21 
     22 // A mock ui::InputMethod implementation for testing. You can get the instance
     23 // of this class as the global input method with calling
     24 // SetUpInputMethodFactoryForTesting() which is declared in
     25 // ui/base/ime/input_method_factory.h
     26 class UI_EXPORT MockInputMethod : NON_EXPORTED_BASE(public InputMethod) {
     27  public:
     28   class Observer : public InputMethodObserver {
     29    public:
     30     virtual void OnTextInputTypeChanged(const TextInputClient* client) = 0;
     31     virtual void OnFocus() = 0;
     32     virtual void OnBlur() = 0;
     33     virtual void OnUntranslatedIMEMessage(const base::NativeEvent& event) = 0;
     34     virtual void OnCaretBoundsChanged(const TextInputClient* client) = 0;
     35     virtual void OnInputLocaleChanged() = 0;
     36 
     37     // InputMethodObserver overrides
     38     virtual void OnTextInputStateChanged(const TextInputClient* client) = 0;
     39     virtual void OnInputMethodDestroyed(const InputMethod* input_method) = 0;
     40   };
     41   explicit MockInputMethod(internal::InputMethodDelegate* delegate);
     42   virtual ~MockInputMethod();
     43 
     44   // Overriden from InputMethod.
     45   virtual void SetDelegate(internal::InputMethodDelegate* delegate) OVERRIDE;
     46   virtual void Init(bool focused) OVERRIDE;
     47   virtual void OnFocus() OVERRIDE;
     48   virtual void OnBlur() OVERRIDE;
     49   virtual bool OnUntranslatedIMEMessage(const base::NativeEvent& event,
     50                                         NativeEventResult* result) OVERRIDE;
     51   virtual void SetFocusedTextInputClient(TextInputClient* client) OVERRIDE;
     52   virtual TextInputClient* GetTextInputClient() const OVERRIDE;
     53   virtual bool DispatchKeyEvent(const base::NativeEvent& native_event) OVERRIDE;
     54   virtual bool DispatchFabricatedKeyEvent(const ui::KeyEvent& event) OVERRIDE;
     55   virtual void OnTextInputTypeChanged(const TextInputClient* client) OVERRIDE;
     56   virtual void OnCaretBoundsChanged(const TextInputClient* client) OVERRIDE;
     57   virtual void CancelComposition(const TextInputClient* client) OVERRIDE;
     58   virtual void OnInputLocaleChanged() OVERRIDE;
     59   virtual std::string GetInputLocale() OVERRIDE;
     60   virtual base::i18n::TextDirection GetInputTextDirection() OVERRIDE;
     61   virtual bool IsActive() OVERRIDE;
     62   virtual TextInputType GetTextInputType() const OVERRIDE;
     63   virtual bool CanComposeInline() const OVERRIDE;
     64   virtual bool IsCandidatePopupOpen() const OVERRIDE;
     65   virtual void AddObserver(InputMethodObserver* observer) OVERRIDE;
     66   virtual void RemoveObserver(InputMethodObserver* observer) OVERRIDE;
     67 
     68  private:
     69   TextInputClient* text_input_client_;
     70   ObserverList<Observer> observer_list_;
     71 
     72   DISALLOW_COPY_AND_ASSIGN(MockInputMethod);
     73 };
     74 
     75 }  // namespace ui
     76 
     77 #endif  // UI_BASE_IME_MOCK_INPUT_METHOD_H_
     78