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#ifndef MOZC_UNIX_IBUS_SELECTION_MONITOR_H_
#define MOZC_UNIX_IBUS_SELECTION_MONITOR_H_

#include <cstdint>
#include <string>

#include "base/port.h"

namespace mozc {
namespace ibus {

struct SelectionInfo {
  uint64_t timestamp;
  uint32_t process_id;
  std::string machine_name;
  std::string window_title;
  std::string selected_text;
  SelectionInfo();
};

class SelectionMonitorInterface {
 public:
  virtual ~SelectionMonitorInterface();
  virtual SelectionInfo GetSelectionInfo() = 0;
  virtual void StartMonitoring() = 0;
  virtual void QueryQuit() = 0;
};

class SelectionMonitorFactory {
 public:
  SelectionMonitorFactory() = delete;
  SelectionMonitorFactory(const SelectionMonitorFactory&) = delete;
  SelectionMonitorFactory& operator=(const SelectionMonitorFactory&) = delete;
  // Returns an instance of SelectionMonitorInterface implementation.
  // Caller must take the ownership of returned object.
  // |max_text_bytes| represents the maximum string size in bytes which
  // limits each string field in SelectionInfo structure.
  static SelectionMonitorInterface *Create(size_t max_text_bytes);
};

}  // namespace ibus
}  // namespace mozc

#endif  // MOZC_UNIX_IBUS_SELECTION_MONITOR_H_
