MainWindow 0 0 998 506 MainWindow QLayout::SetMaximumSize 128 16777215 128 16777215 128 16777215 128 16777215 Start camera_group 128 16777215 Stop camera_group Qt::Vertical 20 40 0 0 0 0 998 36 Operation Start Camera Stop Camera start_camera toggled(bool) device_name_list setDisabled(bool) 566 113 566 51 start_camera toggled(bool) resolution setDisabled(bool) 566 113 566 82 start_camera toggled(bool) fps setDisabled(bool) 567 230 567 144