ctkEventBusDemoMainWindow 0 0 395 352 0 0 392 223 16777215 16777215 EventBus Demo App 20 0 361 311 127.0.0.1 8000 connect Chat: Qt::ScrollBarAlwaysOff false 0 40 0 30 16777215 30 false Send 0 0 395 22 0 0 TopToolBarArea false 0 20 sendEvent()