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  1. Qt
  2. QTBUG-46701

Closing a full screen window via Qt APIs leaves the screen black on macOS

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Details

    • macOS
    • 7ba75d088c3eba81a1d2bb708119442991d9f30b (qt/qtbase/dev) ec45bf05aa9884f8c7bdd64c0adaa55f408b826b (qt/qtbase/6.2)

    Description

      The code snippet attached can be used to reproduce the issue

      #include <QApplication>
#include <QWidget>
#include <QTimer>


int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    a.setQuitOnLastWindowClosed(false);
    QWidget w;
    w.showFullScreen();
    
    QTimer::singleShot(2000, [&]{
        w.close();
    });
    
    return a.exec();
}

      Steps to reproduce:
      1. Build and run the example attached.
      Expected result:
      The window is closed and the dashboard changes to the "main" one

      Actual result:
      The window is closed and the dashboard is shown black, doesn't return to the "main" dashboard. (use cmd+tab to switch the dashboard).

      Attachments

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-97482 QPushButton with QMenu does not work on Qt6

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Open

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-52450 macOS: Closing a window that's in fullscreen removes the window, but doesn't exit fullscreen

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-68069 Exiting fullscreen window leaves the application in fullscreen mode on macOS

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-52058 Exiting Youtube full screen end up with gray screen

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Task - A task that needs to be done. QTBUG-53286 Consistent QWindow close event behavior

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Open
          replaces

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-36714 Window can't be fully closed on Mac OS X after calling showFullScreen()

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
          mentioned in

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            People

              vhilshei Volker Hilsheimer
              qtcomsupport Qt Support
              Veli-Pekka Heinonen Veli-Pekka Heinonen
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              21 Vote for this issue
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              36 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: