diff options
-rw-r--r-- | src/gui/kernel/qscreen.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/gui/kernel/qscreen.cpp b/src/gui/kernel/qscreen.cpp index 0ff439abea..f208eb02be 100644 --- a/src/gui/kernel/qscreen.cpp +++ b/src/gui/kernel/qscreen.cpp @@ -701,6 +701,11 @@ void QScreenPrivate::updatePrimaryOrientation() border of the window. If \a height is negative, the function copies everything to the bottom of the window. + The offset and size arguments are specified in device independent + pixels. The returned pixmap may be larger than the requested size + when grabbing from a high-DPI screen. Call QPixmap::devicePixelRatio() + to determine if this is the case. + The window system identifier (\c WId) can be retrieved using the QWidget::winId() function. The rationale for using a window identifier and not a QWidget, is to enable grabbing of windows |