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#ifndef MOZC_WIN32_TIP_TIP_KEYEVENT_HANDLER_H_
#define MOZC_WIN32_TIP_TIP_KEYEVENT_HANDLER_H_

#include <Windows.h>

#include "base/port.h"

struct ITfContext;

namespace mozc {
namespace win32 {
namespace tsf {

class TipPrivateContext;
class TipTextService;

// A helper class to translate TSF-based keyevent messages for
// mozc::win32::KeyEventHandler, which is originally designed to handle
// IMM32-based keyevent messages.
class TipKeyeventHandler {
 public:
  static HRESULT OnTestKeyDown(TipTextService *text_service,
                               ITfContext *context,
                               WPARAM wparam, LPARAM lparam, BOOL *eaten);
  static HRESULT OnKeyDown(TipTextService *text_service, ITfContext *context,
                           WPARAM wparam, LPARAM lparam, BOOL *eaten);
  static HRESULT OnTestKeyUp(TipTextService *text_service, ITfContext *context,
                             WPARAM wparam, LPARAM lparam, BOOL *eaten);
  static HRESULT OnKeyUp(TipTextService *text_service, ITfContext *context,
                         WPARAM wparam, LPARAM lparam, BOOL *eaten);

 private:
  DISALLOW_IMPLICIT_CONSTRUCTORS(TipKeyeventHandler);
};

}  // namespace tsf
}  // namespace win32
}  // namespace mozc

#endif  // MOZC_WIN32_TIP_TIP_KEYEVENT_HANDLER_H_