diff options
author | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2021-01-07 15:16:31 +0100 |
---|---|---|
committer | Friedemann Kleint <Friedemann.Kleint@qt.io> | 2021-01-08 13:43:47 +0100 |
commit | 867b11596be8bb5864650f98698d1015c4f26812 (patch) | |
tree | 482e51550a005556ff5b3a926cb2a38cf246963c /src/plugins/platforms/windows/qwindowsscreen.cpp | |
parent | 423e6c3635a5e0f88f38cbf0af7474bc62b26323 (diff) |
Windows QPA: Fix missing QScreen change updates
Remove the logic compressing WM_DISPLAYCHANGE signals by the
WParam/LParam since it also triggers when the geometry is changed
by rearranging screens.
Fixes: QTBUG-79442
Change-Id: I00042c9e687bdb67fc17d6c507818b79a7aee0a2
Reviewed-by: Oliver Wolff <oliver.wolff@qt.io>
Diffstat (limited to 'src/plugins/platforms/windows/qwindowsscreen.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsscreen.cpp | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/src/plugins/platforms/windows/qwindowsscreen.cpp b/src/plugins/platforms/windows/qwindowsscreen.cpp index cddc384418..19557bfcd0 100644 --- a/src/plugins/platforms/windows/qwindowsscreen.cpp +++ b/src/plugins/platforms/windows/qwindowsscreen.cpp @@ -537,30 +537,6 @@ bool QWindowsScreenManager::isSingleScreen() return QWindowsContext::instance()->screenManager().screens().size() < 2; } -/*! - \brief Triggers synchronization of screens (WM_DISPLAYCHANGE). - - Subsequent events are compressed since WM_DISPLAYCHANGE is sent to - each top level window. -*/ - -bool QWindowsScreenManager::handleDisplayChange(WPARAM wParam, LPARAM lParam) -{ - const int newDepth = int(wParam); - const WORD newHorizontalResolution = LOWORD(lParam); - const WORD newVerticalResolution = HIWORD(lParam); - if (newDepth != m_lastDepth || newHorizontalResolution != m_lastHorizontalResolution - || newVerticalResolution != m_lastVerticalResolution) { - m_lastDepth = newDepth; - m_lastHorizontalResolution = newHorizontalResolution; - m_lastVerticalResolution = newVerticalResolution; - qCDebug(lcQpaWindows) << __FUNCTION__ << "Depth=" << newDepth - << ", resolution " << newHorizontalResolution << 'x' << newVerticalResolution; - handleScreenChanges(); - } - return false; -} - static inline int indexOfMonitor(const QWindowsScreenManager::WindowsScreenList &screens, const QString &monitorName) { |