コード例 #1
0
 /**
  * Updates the source action according to the specified state.
  *
  * @returns true if the source
  */
 private boolean updateSourceAction(int state) {
   int action =
       SunDragSourceContextPeer.convertModifiersToDropAction(
           XWindow.getModifiers(state, 0, 0), sourceActions);
   if (sourceAction == action) {
     return false;
   }
   sourceAction = action;
   return true;
 }
コード例 #2
0
  /*
   * DO NOT USE is_hint field of xmotion since it could not be set when we
   * convert XKeyEvent or XButtonRelease to XMotionEvent.
   */
  private void processMouseMove(XMotionEvent xmotion) {
    if (!dragInProgress) {
      return;
    }
    if (xRoot != xmotion.get_x_root() || yRoot != xmotion.get_y_root()) {
      xRoot = xmotion.get_x_root();
      yRoot = xmotion.get_y_root();

      postDragSourceDragEvent(
          targetAction,
          XWindow.getModifiers(xmotion.get_state(), 0, 0),
          xRoot,
          yRoot,
          DISPATCH_MOUSE_MOVED);
    }

    if (eventState != xmotion.get_state()) {
      if (updateSourceAction(xmotion.get_state()) && dragProtocol != null) {
        postDragSourceDragEvent(
            targetAction,
            XWindow.getModifiers(xmotion.get_state(), 0, 0),
            xRoot,
            yRoot,
            DISPATCH_CHANGED);
      }
      eventState = xmotion.get_state();
    }

    updateTargetWindow(xmotion);

    if (dragProtocol != null) {
      dragProtocol.sendMoveMessage(
          xmotion.get_x_root(),
          xmotion.get_y_root(),
          sourceAction,
          sourceActions,
          xmotion.get_time());
    }
  }
コード例 #3
0
 public void handleDragReply(int action, int x, int y) {
   // NOTE: we have to use the current modifiers state, since
   // the target didn't specify the modifiers state for the reply.
   handleDragReply(action, xRoot, yRoot, XWindow.getModifiers(eventState, 0, 0));
 }