Taking screenshot in qt application

[firsnur96]

I want to create a push button for taking a screenshot.
In QT, how can i take a screenshot in my app?

[jsulm]

@firsnur96 Google says: https://doc.qt.io/qt-5/qtwidgets-desktop-screenshot-example.html

[BruceLin]

You could take screenshot from classic C++:
https://stackoverflow.com/questions/50359643/c-screen-capture-how-to-read-the-bitmap

And use (with HBITMAP, don't delete hBitmap Object before you use this):

QImage image = QtWin::fromHBITMAP(hBitmap).toImage(); 

[Jonas Kvinge]

You can try QScreen::grabWindow():
https://doc.qt.io/qt-6/qscreen.html#grabWindow