QColorDialog: High DPI to normal: ================================= 5.12.2 windows () \\.\DISPLAY1 QRect(0,0 1920x1080) dpi=108 dpr=2 nativeQRect(0,0 3840x2160) dpi=216 \\.\DISPLAY2 QRect(3840,0 1920x1200) dpi=108 dpr=1 nativeQRect(3840,0 1920x1200) dpi=96 QColorDialog QLayout::SetFixedSize QResizeEvent(524, 401, non-spontaneous) sizeHint= QSize(524, 401) fixed QSize(524, 401) QSize(524, 401) QGuiApplicationPrivate::processGeometryChangeEvent lastReportedGeometry= QRect(698,317 640x480) requestedGeometry= QRect(698,317 640x480) actualGeometry= QRect(698,317 524x401) resizeOnDpiChanged QWidgetWindow(0x1a6e365d420, name="QColorDialogClassWindow") false QGuiApplicationPrivate::processGeometryChangeEvent lastReportedGeometry= QRect(1768,313 524x401) requestedGeometry= QRect(1768,313 524x401) actualGeometry= QRect(1765,296 530x421) QResizeEvent(530, 421) sizeHint= QSize(524, 401) fixed QSize(524, 401) QSize(524, 401) \\.\DISPLAY2 geom=QRect(1822,296 530x421) dpi=108 dpr=1 QGuiApplicationPrivate::processWindowScreenChangedEvent QWidgetWindow(0x1a6e365d420, name="QColorDialogClassWindow") "\\\\.\\DISPLAY2" QGuiApplicationPrivate::processGeometryChangeEvent lastReportedGeometry= QRect(1822,296 530x421) requestedGeometry= QRect(3643,591 1060x842) actualGeometry= QRect(3643,591 1060x842) QResizeEvent(1060, 842) sizeHint= QSize(524, 401) fixed QSize(524, 401) QSize(524, 401) QFileDialog : High DPI to normal: ================================= 5.12.2 windows (-f) \\.\DISPLAY1 QRect(0,0 1920x1080) dpi=108 dpr=2 nativeQRect(0,0 3840x2160) dpi=216 \\.\DISPLAY2 QRect(3840,0 1920x1200) dpi=108 dpr=1 nativeQRect(3840,0 1920x1200) dpi=96 QFileDialog QLayout::SetDefaultConstraint QResizeEvent(662, 415, non-spontaneous) sizeHint= QSize(662, 415) fixed QSize(311, 196) QSize(16777215, 16777215) resizeOnDpiChanged QWidgetWindow(0x16f382062b0, name="QFileDialogWindow") true QWindowsContext::windowsProc QWidgetWindow(0x16f382062b0, name="QFileDialogWindow") RECT(left=3546, top=583, right=4147, bottom=987 (601x404)) QGuiApplicationPrivate::processGeometryChangeEvent lastReportedGeometry= QRect(1665,324 662x415) requestedGeometry= QRect(1665,324 662x415) actualGeometry= QRect(1777,307 293x183) QResizeEvent(293, 183) sizeHint= QSize(562, 415) fixed QSize(311, 196) QSize(16777215, 16777215) QGuiApplicationPrivate::processGeometryChangeEvent lastReportedGeometry= QRect(1777,307 293x183) requestedGeometry= QRect(1777,307 293x183) actualGeometry= QRect(1830,309 317x216) QResizeEvent(317, 216) sizeHint= QSize(562, 415) fixed QSize(311, 196) QSize(16777215, 16777215) \\.\DISPLAY2 geom=QRect(1862,309 317x216) dpi=108 dpr=1 QGuiApplicationPrivate::processWindowScreenChangedEvent QWidgetWindow(0x16f382062b0, name="QFileDialogWindow") "\\\\.\\DISPLAY2" QGuiApplicationPrivate::processGeometryChangeEvent lastReportedGeometry= QRect(1862,309 317x216) requestedGeometry= QRect(3724,617 634x432) actualGeometry= QRect(3724,617 634x432) QResizeEvent(634, 432) sizeHint= QSize(562, 415) fixed QSize(311, 196) QSize(16777215, 16777215)