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#ifndef MOZC_GUI_BASE_WIN_UTIL_H_
#define MOZC_GUI_BASE_WIN_UTIL_H_

#include <cstdint>

#include "base/port.h"

namespace mozc {
namespace gui {

class WinUtil {
 public:
  // Activate a visible window first found in the process specified by
  // |process_id|. The caller process must satisfy the condition
  // described in the following document.
  // http://msdn.microsoft.com/en-us/library/windows/desktop/ms633539.aspx
  static void ActivateWindow(uint32_t process_id);

  // return true if IME hotkey is disabled.
  static bool GetIMEHotKeyDisabled();

  // If |disabled| true, disable IME hotkey (Ctrl+Shift).
  // return true if the operation finishes successfully.
  // This function actually edits the registry entry as follows:
  // - |disabled| is true:
  //    Set "3" (REG_SZ) to "Keyboard Layout\\Toggle\\Layout Hotkey".
  // - |disabled| is false:
  //  Remove "Keyboard Layout\\Toggle\\Layout Hotkey".
  //  It is OK to remove this value. After removing the entry,
  //  Default setting is used.
  static bool SetIMEHotKeyDisabled(bool disabled);

  // This method keeps JumpList to be up-to-date on Windows 7.
  // Does nothing on any other platform.
  static void KeepJumpListUpToDate();

 private:
  WinUtil() {}
  ~WinUtil() {}

  DISALLOW_COPY_AND_ASSIGN(WinUtil);
};
}  // namespace gui
}  // namespace mozc

#endif  // MOZC_GUI_BASE_WIN_UTIL_H_
