diff options
-rw-r--r-- | src/gui/kernel/qscreen.cpp | 15 | ||||
-rw-r--r-- | tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp | 6 |
2 files changed, 18 insertions, 3 deletions
diff --git a/src/gui/kernel/qscreen.cpp b/src/gui/kernel/qscreen.cpp index 52e7686439..e87f58d735 100644 --- a/src/gui/kernel/qscreen.cpp +++ b/src/gui/kernel/qscreen.cpp @@ -40,6 +40,7 @@ #include <QtCore/QDebug> #include <QtCore/private/qobject_p.h> +#include "qhighdpiscaling_p.h" QT_BEGIN_NAMESPACE @@ -683,7 +684,19 @@ QPixmap QScreen::grabWindow(WId window, int x, int y, int width, int height) qWarning("invoked with handle==0"); return QPixmap(); } - return platformScreen->grabWindow(window, x, y, width, height); + const qreal factor = QHighDpiScaling::factor(this); + if (qFuzzyCompare(factor, 1)) + return platformScreen->grabWindow(window, x, y, width, height); + + const QPoint nativePos = QHighDpi::toNative(QPoint(x, y), factor); + QSize nativeSize(width, height); + if (nativeSize.isValid()) + nativeSize = QHighDpi::toNative(nativeSize, factor); + QPixmap result = + platformScreen->grabWindow(window, nativePos.x(), nativePos.y(), + nativeSize.width(), nativeSize.height()); + result.setDevicePixelRatio(factor); + return result; } #ifndef QT_NO_DEBUG_STREAM diff --git a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp index 8a5250aad4..293689bff3 100644 --- a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp +++ b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp @@ -4979,7 +4979,9 @@ static inline QByteArray msgRgbMismatch(unsigned actual, unsigned expected) static QPixmap grabWindow(QWindow *window, int x, int y, int width, int height) { QScreen *screen = window->screen(); - return screen ? screen->grabWindow(window->winId(), x, y, width, height) : QPixmap(); + Q_ASSERT(screen); + QPixmap result = screen->grabWindow(window->winId(), x, y, width, height); + return result.devicePixelRatio() > 1 ? result.scaled(width, height) : result; } #define VERIFY_COLOR(child, region, color) verifyColor(child, region, color, __LINE__) @@ -8505,7 +8507,7 @@ void tst_QWidget::translucentWidget() #ifdef Q_OS_WIN QWidget *desktopWidget = QApplication::desktop()->screen(0); if (QSysInfo::windowsVersion() >= QSysInfo::WV_VISTA) - widgetSnapshot = qApp->primaryScreen()->grabWindow(desktopWidget->winId(), labelPos.x(), labelPos.y(), label.width(), label.height()); + widgetSnapshot = grabWindow(desktopWidget->windowHandle(), labelPos.x(), labelPos.y(), label.width(), label.height()); else #endif widgetSnapshot = label.grab(QRect(QPoint(0, 0), label.size())); |