CustomResolutionDialog Add custom resolution Width 0 0 0 0 Qt::Horizontal 640 3840 2 10 1920 50 Qt::AlignRight|Qt::AlignVCenter 1920 Height 0 0 0 0 Qt::Horizontal 480 2160 2 10 1080 50 Qt::AlignRight|Qt::AlignVCenter 1080 QDialogButtonBox::Cancel|QDialogButtonBox::Ok sliderWidth valueChanged(int) labelWidthValue setNum(int) 264 50 475 50 sliderHeight valueChanged(int) labelHeightValue setNum(int) 264 100 475 100 buttonBox accepted() CustomResolutionDialog accept() 316 185 179 93 buttonBox rejected() CustomResolutionDialog reject() 421 185 244 93