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#ifndef MOZC_UNIX_IBUS_PROPERTY_HANDLER_H_
#define MOZC_UNIX_IBUS_PROPERTY_HANDLER_H_

#include <memory>
#include <vector>

#include "base/port.h"
#include "unix/ibus/ibus_header.h"
#include "unix/ibus/property_handler_interface.h"

namespace mozc {

namespace client {
class ClientInterface;
}  // namespace client
namespace ibus {

class MessageTranslatorInterface;

class PropertyHandler : public PropertyHandlerInterface {
 public:
  // This class takes the ownership of translator, but not client.
  PropertyHandler(MessageTranslatorInterface *translator,
                  client::ClientInterface *client);
  virtual ~PropertyHandler();

  virtual void Register(IBusEngine *engine);
  virtual void ResetContentType(IBusEngine *engine);
  virtual void UpdateContentType(IBusEngine *engine);
  virtual void Update(IBusEngine *engine, const commands::Output &output);
  virtual void ProcessPropertyActivate(IBusEngine *engine,
                                       const gchar *property_name,
                                       guint property_state);
  virtual bool IsActivated() const;
  virtual bool IsDisabled() const;
  virtual commands::CompositionMode GetOriginalCompositionMode() const;

 private:
  void UpdateContentTypeImpl(IBusEngine *engine, bool disabled);
  // Appends composition properties into panel
  void AppendCompositionPropertyToPanel();
  // Appends tool properties into panel
  void AppendToolPropertyToPanel();
  // Appends switch properties into panel
  void UpdateCompositionModeIcon(
      IBusEngine* engine, const commands::CompositionMode new_composition_mode);
  void SetCompositionMode(IBusEngine *engine,
                          commands::CompositionMode composition_mode);

  IBusPropList *prop_root_;
  IBusProperty *prop_composition_mode_;
  IBusProperty *prop_mozc_tool_;
  client::ClientInterface *client_;
  std::unique_ptr<MessageTranslatorInterface> translator_;
  commands::CompositionMode original_composition_mode_;
  bool is_activated_;
  bool is_disabled_;
};

}  // namespace ibus
}  // namespace mozc
#endif  // MOZC_UNIX_IBUS_PROPERTY_HANDLER_H_