diff options
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbwindow.cpp')
| -rw-r--r-- | src/plugins/platforms/xcb/qxcbwindow.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp index 23ed80ab5a..adca902c69 100644 --- a/src/plugins/platforms/xcb/qxcbwindow.cpp +++ b/src/plugins/platforms/xcb/qxcbwindow.cpp @@ -1394,6 +1394,8 @@ void QXcbWindow::propagateSizeHints() } xcb_icccm_set_wm_normal_hints(xcb_connection(), m_window, &hints); + + m_sizeHintsScaleFactor = QHighDpiScaling::scaleAndOrigin(screen()).factor; } void QXcbWindow::requestActivateWindow() @@ -1785,6 +1787,9 @@ void QXcbWindow::handleConfigureNotifyEvent(const xcb_configure_notify_event_t * // will make the comparison later. QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->screen()); + if (!qFuzzyCompare(QHighDpiScaling::scaleAndOrigin(newScreen).factor, m_sizeHintsScaleFactor)) + propagateSizeHints(); + // Send the synthetic expose event on resize only when the window is shrinked, // because the "XCB_GRAVITY_NORTH_WEST" flag doesn't send it automatically. if (!m_oldWindowSize.isEmpty() |