5.6.0 () > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1480) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1480) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2502e60) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2502e60) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1640) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1640) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QScrollBar(0x24f1640) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QScrollBar(0x24f1640) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QAbstractScrollArea(0x24f1480) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QAbstractScrollArea(0x24f1480) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2503550) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2503550) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1790) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1790) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QScrollBar(0x24f1790) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QScrollBar(0x24f1790) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QAbstractScrollArea(0x24f1480) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QAbstractScrollArea(0x24f1480) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QDesktopScreenWidget(0x2507010) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QDesktopScreenWidget(0x2507010) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QDesktopWidget(0x24f1950, name="desktop") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QDesktopWidget(0x24f1950, name="desktop") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x25074e0) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x25074e0) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507780) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507780) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QAbstractButton(0x2507780) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QAbstractButton(0x2507780) QRegion(null) QFlags(ToolTip|FramelessWindowHint) WA_TranslucentBackground > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QGraphicsDropShadowEffect > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") translatedRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") QWidgetBackingStore::markDirty QRegion(0,0 200x200) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") translatedRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") QWidgetBackingStore::doSync > QRegion(0,0 200x200) tlw= QWidget(0x21fc70, name="MainWindow") QWidgetBackingStore::doSync toClean(dirty) QRegion(0,0 200x200) QWidgetBackingStore::doSync 2 dirty= QRegion(0,0 200x200) toClean= QRegion(0,0 200x200) QWidgetBackingStore::doSync 3 dirty= QRegion(0,0 200x200) toClean= QRegion(0,0 200x200) QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(0,0 200x200) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(0,0 200x200) toClean= QRegion(0,0 200x200) QWidgetWindow(0x250e360, name="MainWindowWindow") QRegion(0,0 200x200) MainWindow::keyPressEvent # 1 MainWindow::keyPressEvent show > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) Box::updateText "1" QWidgetBackingStore::markDirty QRect(0,0 256x28) QPushButton(0x2507780, name="Button") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x28) QPushButton(0x2507780, name="Button") translatedRect QRect(13,235 256x28) QPushButton(0x2507780, name="Button") QWidgetBackingStore::markDirty QRect(0,0 256x16) QLabel(0x25074e0, name="Label") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x16) QLabel(0x25074e0, name="Label") translatedRect QRect(13,212 256x16) QLabel(0x25074e0, name="Label") QWidgetBackingStore::doSync > QRegion(0,0 282x276) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(0,0 282x276) QWidgetBackingStore::doSync 2 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") QWidgetBackingStore::markDirty 2 QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::doSync > QRegion(null) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(null) QWidgetBackingStore::doSync Loop= QWidget(0x24f1560, name="qt_scrollarea_viewport") QSize(252, 188) widgetDirty= QRegion(15,15 252x188) QWidgetBackingStore::doSync Loop= QListWidget(0x24f1480, name="List") QSize(256, 192) widgetDirty= QRegion(size=4, bounds=(13,13 256x192) - [(13,13 256x2), (13,15 2x188), (267,15 2x188), (13,203 256x2)]) QWidgetBackingStore::doSync Loop= QLabel(0x25074e0, name="Label") QSize(256, 16) widgetDirty= QRegion(13,212 256x16) QWidgetBackingStore::doSync Loop= QPushButton(0x2507780, name="Button") QSize(256, 28) widgetDirty= QRegion(13,235 256x28) QWidgetBackingStore::doSync Loop= QWidget(0x2500200, name="Box") QSize(282, 276) widgetDirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) QWidgetBackingStore::doSync 2 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 3 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) NEG1 QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(-3,-3 292x286) NEG!! UpdateLayeredWindowIndirect failed for ptDst=(100, 100), size=(282x276), dirty=(292x286 -3, -3) (The parameter is incorrect.) MainWindow::keyPressEvent # 2 MainWindow::keyPressEvent hide QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) MainWindow::keyPressEvent # 3 MainWindow::keyPressEvent show > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) Box::updateText "3" QWidgetBackingStore::markDirty QRect(0,0 256x28) QPushButton(0x2507780, name="Button") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x28) QPushButton(0x2507780, name="Button") translatedRect QRect(13,235 256x28) QPushButton(0x2507780, name="Button") QWidgetBackingStore::markDirty QRect(0,0 256x16) QLabel(0x25074e0, name="Label") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x16) QLabel(0x25074e0, name="Label") translatedRect QRect(13,212 256x16) QLabel(0x25074e0, name="Label") QWidgetBackingStore::doSync > QRegion(0,0 282x276) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(0,0 282x276) QWidgetBackingStore::doSync 2 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") QWidgetBackingStore::markDirty 2 QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) QWidgetBackingStore::doSync > QRegion(null) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(null) QWidgetBackingStore::doSync Loop= QWidget(0x24f1560, name="qt_scrollarea_viewport") QSize(252, 188) widgetDirty= QRegion(15,15 252x188) QWidgetBackingStore::doSync Loop= QListWidget(0x24f1480, name="List") QSize(256, 192) widgetDirty= QRegion(size=4, bounds=(13,13 256x192) - [(13,13 256x2), (13,15 2x188), (267,15 2x188), (13,203 256x2)]) QWidgetBackingStore::doSync Loop= QLabel(0x25074e0, name="Label") QSize(256, 16) widgetDirty= QRegion(13,212 256x16) QWidgetBackingStore::doSync Loop= QPushButton(0x2507780, name="Button") QSize(256, 28) widgetDirty= QRegion(13,235 256x28) QWidgetBackingStore::doSync Loop= QWidget(0x2500200, name="Box") QSize(282, 276) widgetDirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) QWidgetBackingStore::doSync 2 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 3 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) NEG1 QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(-3,-3 292x286) NEG!! UpdateLayeredWindowIndirect failed for ptDst=(100, 100), size=(282x276), dirty=(292x286 -3, -3) (The parameter is incorrect.) MainWindow::keyPressEvent # 4 MainWindow::keyPressEvent hide QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) MainWindow::keyPressEvent # 5 MainWindow::keyPressEvent show > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) Box::updateText "5" QWidgetBackingStore::markDirty QRect(0,0 256x28) QPushButton(0x2507780, name="Button") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x28) QPushButton(0x2507780, name="Button") translatedRect QRect(13,235 256x28) QPushButton(0x2507780, name="Button") QWidgetBackingStore::markDirty QRect(0,0 256x16) QLabel(0x25074e0, name="Label") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x16) QLabel(0x25074e0, name="Label") translatedRect QRect(13,212 256x16) QLabel(0x25074e0, name="Label") QWidgetBackingStore::doSync > QRegion(0,0 282x276) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(0,0 282x276) QWidgetBackingStore::doSync 2 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") QWidgetBackingStore::markDirty 2 QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) QWidgetBackingStore::doSync > QRegion(null) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(null) QWidgetBackingStore::doSync Loop= QWidget(0x24f1560, name="qt_scrollarea_viewport") QSize(252, 188) widgetDirty= QRegion(15,15 252x188) QWidgetBackingStore::doSync Loop= QListWidget(0x24f1480, name="List") QSize(256, 192) widgetDirty= QRegion(size=4, bounds=(13,13 256x192) - [(13,13 256x2), (13,15 2x188), (267,15 2x188), (13,203 256x2)]) QWidgetBackingStore::doSync Loop= QLabel(0x25074e0, name="Label") QSize(256, 16) widgetDirty= QRegion(13,212 256x16) QWidgetBackingStore::doSync Loop= QPushButton(0x2507780, name="Button") QSize(256, 28) widgetDirty= QRegion(13,235 256x28) QWidgetBackingStore::doSync Loop= QWidget(0x2500200, name="Box") QSize(282, 276) widgetDirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) QWidgetBackingStore::doSync 2 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 3 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) NEG1 QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(-3,-3 292x286) NEG!! UpdateLayeredWindowIndirect failed for ptDst=(100, 100), size=(282x276), dirty=(292x286 -3, -3) (The parameter is incorrect.) MainWindow::keyPressEvent # 6 MainWindow::keyPressEvent hide QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) MainWindow::keyPressEvent # 7 MainWindow::keyPressEvent show > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) Box::updateText "7" QWidgetBackingStore::markDirty QRect(0,0 256x28) QPushButton(0x2507780, name="Button") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x28) QPushButton(0x2507780, name="Button") translatedRect QRect(13,235 256x28) QPushButton(0x2507780, name="Button") QWidgetBackingStore::markDirty QRect(0,0 256x16) QLabel(0x25074e0, name="Label") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x16) QLabel(0x25074e0, name="Label") translatedRect QRect(13,212 256x16) QLabel(0x25074e0, name="Label") QWidgetBackingStore::doSync > QRegion(0,0 282x276) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(0,0 282x276) QWidgetBackingStore::doSync 2 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") QWidgetBackingStore::markDirty 2 QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) QWidgetBackingStore::doSync > QRegion(null) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(null) QWidgetBackingStore::doSync Loop= QWidget(0x24f1560, name="qt_scrollarea_viewport") QSize(252, 188) widgetDirty= QRegion(15,15 252x188) QWidgetBackingStore::doSync Loop= QListWidget(0x24f1480, name="List") QSize(256, 192) widgetDirty= QRegion(size=4, bounds=(13,13 256x192) - [(13,13 256x2), (13,15 2x188), (267,15 2x188), (13,203 256x2)]) QWidgetBackingStore::doSync Loop= QLabel(0x25074e0, name="Label") QSize(256, 16) widgetDirty= QRegion(13,212 256x16) QWidgetBackingStore::doSync Loop= QPushButton(0x2507780, name="Button") QSize(256, 28) widgetDirty= QRegion(13,235 256x28) QWidgetBackingStore::doSync Loop= QWidget(0x2500200, name="Box") QSize(282, 276) widgetDirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) QWidgetBackingStore::doSync 2 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 3 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) NEG1 QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(-3,-3 292x286) NEG!! UpdateLayeredWindowIndirect failed for ptDst=(100, 100), size=(282x276), dirty=(292x286 -3, -3) (The parameter is incorrect.) MainWindow::keyPressEvent # 8 MainWindow::keyPressEvent hide QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) MainWindow::keyPressEvent # 9 MainWindow::keyPressEvent show > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) Box::updateText "9" QWidgetBackingStore::markDirty QRect(0,0 256x28) QPushButton(0x2507780, name="Button") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x28) QPushButton(0x2507780, name="Button") translatedRect QRect(13,235 256x28) QPushButton(0x2507780, name="Button") QWidgetBackingStore::markDirty QRect(0,0 256x16) QLabel(0x25074e0, name="Label") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 256x16) QLabel(0x25074e0, name="Label") translatedRect QRect(13,212 256x16) QLabel(0x25074e0, name="Label") QWidgetBackingStore::doSync > QRegion(0,0 282x276) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(0,0 282x276) QWidgetBackingStore::doSync 2 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(0,0 282x276) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(0,0 282x276) toClean= QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetBackingStore::markDirty widgetRect QRect(0,0 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") translatedRect QRect(15,15 252x188) QWidget(0x24f1560, name="qt_scrollarea_viewport") QWidgetBackingStore::markDirty 2 QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(0,0 252x188) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QPushButton(0x2507780, name="Button") QRegion(0,0 256x28) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QLabel(0x25074e0, name="Label") QRegion(0,0 256x16) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QListWidget(0x24f1480, name="List") QRegion(0,0 256x192) QWidgetBackingStore::doSync > QRegion(null) tlw= QWidget(0x2500200, name="Box") QWidgetBackingStore::doSync toClean(dirty) QRegion(null) QWidgetBackingStore::doSync Loop= QWidget(0x24f1560, name="qt_scrollarea_viewport") QSize(252, 188) widgetDirty= QRegion(15,15 252x188) QWidgetBackingStore::doSync Loop= QListWidget(0x24f1480, name="List") QSize(256, 192) widgetDirty= QRegion(size=4, bounds=(13,13 256x192) - [(13,13 256x2), (13,15 2x188), (267,15 2x188), (13,203 256x2)]) QWidgetBackingStore::doSync Loop= QLabel(0x25074e0, name="Label") QSize(256, 16) widgetDirty= QRegion(13,212 256x16) QWidgetBackingStore::doSync Loop= QPushButton(0x2507780, name="Button") QSize(256, 28) widgetDirty= QRegion(13,235 256x28) QWidgetBackingStore::doSync Loop= QWidget(0x2500200, name="Box") QSize(282, 276) widgetDirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) QWidgetBackingStore::doSync 2 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 3 dirty= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) NEG1 QWidgetBackingStore::doSync 3 dirty= QRegion(null) toClean= QRegion(-3,-3 292x286) QWidgetBackingStore::doSync 4 dirtyCopy= QRegion(size=4, bounds=(-3,-3 292x286) - [(-3,-3 292x18), (-3,15 18x188), (267,15 22x188), (-3,203 292x80)]) toClean= QRegion(-3,-3 292x286) QWidgetWindow(0x250e870, name="BoxWindow") QRegion(-3,-3 292x286) NEG!! UpdateLayeredWindowIndirect failed for ptDst=(100, 100), size=(282x276), dirty=(292x286 -3, -3) (The parameter is incorrect.) QWidgetBackingStore::markDirty QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") translatedRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") QWidgetBackingStore::markDirty QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(0,0 200x200) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(0,0 200x200) QWidgetBackingStore::markDirty widgetRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") translatedRect QRect(0,0 200x200) QWidget(0x21fc70, name="MainWindow") QWidgetBackingStore::markDirty QRegion(0,0 200x200) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x21fc70, name="MainWindow") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty QRect(0,0 282x276) QWidget(0x2500200, name="Box") > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2500200, name="Box") QRegion(null) QWidgetBackingStore::markDirty widgetRect QRect(-3,-3 292x286) QWidget(0x2500200, name="Box") translatedRect QRect(0,0 282x276) QWidget(0x2500200, name="Box") QWidgetBackingStore::markDirty QRegion(0,0 282x276) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1480, name="List") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1480, name="List") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1560, name="qt_scrollarea_viewport") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2502e60, name="qt_scrollarea_hcontainer") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2502e60, name="qt_scrollarea_hcontainer") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1640) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1640) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2503550, name="qt_scrollarea_vcontainer") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2503550, name="qt_scrollarea_vcontainer") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1790) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1790) QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x25074e0, name="Label") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x25074e0, name="Label") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507780, name="Button") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507780, name="Button") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950, name="desktop") QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x24f1950, name="desktop") QRegion(null) > QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null) < QWidgetPrivate::invalidateGraphicsEffectsRecursively QWidget(0x2507010) QRegion(null)