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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

    • Platform/s:
      macOS

      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

          is related to

          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

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • 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.
          • Open
          relates to

          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
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            Activity

              People

              Assignee:
              sorvig Morten Sørvig
              Reporter:
              qtcomsupport Qt Support
              Votes:
              19 Vote for this issue
              Watchers:
              31 Start watching this issue

                Dates

                Created:
                Updated:

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