message: fix camera bug
diff: @@ -182,6 +182,8 @@ void MainWindow::mouseDragEvent(MouseEvent &event) {
  const bool fs = SystemApi::isFullscreen(hwnd());
  if(!mouseP[Event::ButtonLeft] && !fs)
  return;
  + if(currentFocus.npc)
  + return;
  processMouse(event,false);
  }
  @@ -204,8 +206,6 @@ void MainWindow::processMouse(MouseEvent &event,bool fs) {
  spin.y=90;
  if(spin.y<-90)
  spin.y=-90;
  - if(currentFocus.npc)
  - return;
  camera.setSpin(spin);
  }
  