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#import <Cocoa/Cocoa.h>

namespace mozc {
namespace commands {
class KeyEvent;
}  // namespace mozc::commands
}  // namespace mozc

enum InputMode {
  ASCII,
  KANA
};

@interface KeyCodeMap : NSObject {
 @private
  // |modifierFlags_| stores the current modifiers
  NSUInteger modifierFlags_;
  InputMode inputMode_;
}
@property(assign, nonatomic) InputMode inputMode;

// Returns YES if |event| is a special key of mode switching
// a.k.a. Eisu or Kana key.
- (BOOL)isModeSwitchingKey:(NSEvent *)event;

// Extracts key event information from |event| and sets the extracted
// data into |keyEvent|.  Returns YES if the extraction succeeds.
// Otherwise, returns NO.
- (BOOL)getMozcKeyCodeFromKeyEvent:(NSEvent *)event
                    toMozcKeyEvent:(mozc::commands::KeyEvent *)keyEvent;
@end