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#ifndef MOZC_RENDERER_UNIX_GTK_WINDOW_INTERFACE_H_
#define MOZC_RENDERER_UNIX_GTK_WINDOW_INTERFACE_H_

#include <gtk/gtk.h>

#include "base/coordinates.h"
#include "renderer/renderer_command.pb.h"

namespace mozc {
namespace client {
class SendCommandInterface;
}  // namespace client
namespace renderer {
namespace gtk {

// This class derive necessary logics for window in mozc, so this class does not
// support fully generic GTK+ logic and also contains it's advanced code in it.
class GtkWindowInterface {
 public:
  GtkWindowInterface() {}
  virtual ~GtkWindowInterface() {}

  virtual void ShowWindow() = 0;
  virtual void HideWindow() = 0;
  virtual GtkWidget *GetWindowWidget() = 0;
  virtual GtkWidget *GetCanvasWidget() = 0;
  virtual Rect GetWindowRect() = 0;
  virtual Point GetWindowPos() = 0;
  virtual Size GetWindowSize() = 0;
  virtual bool IsActive() = 0;
  virtual bool DestroyWindow() = 0;
  virtual void Move(const Point &pos) = 0;
  virtual void Resize(const Size &size) = 0;
  virtual void Initialize() = 0;
  virtual void Redraw() = 0;
  virtual void ReloadFontConfig(const string &font_description) = 0;

  virtual Size Update(const commands::Candidates &candidates) = 0;

  // This function is only avaialbe for CandidateWindow.
  virtual Rect GetCandidateColumnInClientCord() const = 0;

  virtual bool SetSendCommandInterface(
      client::SendCommandInterface *send_command_interface) = 0;
};

}  // namespace gtk
}  // namespace renderer
}  // namespace mozc

#endif  // MOZC_RENDERER_UNIX_GTK_WINDOW_INTERFACE_H_