QApplication::focusWidget() 悠悠 2022-06-08 09:10 149阅读 0赞 \[static\] QWidget \*QApplication::focusWidget() Returns the application widget that has the keyboard input focus, or 0 if no widget in this application has the focus. See also QWidget::setFocus(), QWidget::hasFocus(), activeWindow(), and focusChanged().
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