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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_BASE_IME_INPUT_METHOD_TSF_H_
#define UI_BASE_IME_INPUT_METHOD_TSF_H_
#include <windows.h>
#include <string>
#include "ui/base/ime/input_method_win.h"
namespace ui {
// An InputMethod implementation based on Windows TSF API.
class UI_EXPORT InputMethodTSF : public InputMethodWin {
public:
InputMethodTSF(internal::InputMethodDelegate* delegate,
HWND toplevel_window_handle);
// Overridden from InputMethod:
virtual void OnFocus() OVERRIDE;
virtual void OnBlur() OVERRIDE;
virtual bool OnUntranslatedIMEMessage(const base::NativeEvent& event,
NativeEventResult* result) OVERRIDE;
virtual void OnTextInputTypeChanged(const TextInputClient* client) OVERRIDE;
virtual void OnCaretBoundsChanged(const TextInputClient* client) OVERRIDE;
virtual void CancelComposition(const TextInputClient* client) OVERRIDE;
virtual void SetFocusedTextInputClient(TextInputClient* client) OVERRIDE;
// Overridden from InputMethodBase:
virtual void OnWillChangeFocusedClient(TextInputClient* focused_before,
TextInputClient* focused) OVERRIDE;
virtual void OnDidChangeFocusedClient(TextInputClient* focused_before,
TextInputClient* focused) OVERRIDE;
private:
// Asks the client to confirm current composition text.
void ConfirmCompositionText();
DISALLOW_COPY_AND_ASSIGN(InputMethodTSF);
};
} // namespace ui
#endif // UI_BASE_IME_INPUT_METHOD_TSF_H_
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