diff options
| author | Andre de la Rocha <andre.rocha@qt.io> | 2019-05-28 18:24:33 +0200 |
|---|---|---|
| committer | Andre de la Rocha <andre.rocha@qt.io> | 2019-05-28 18:26:51 +0200 |
| commit | c150c7a566234a7bf69fa114d493ac9839c57ad5 (patch) | |
| tree | bc99dfc288070965052e4bd70773539217914a8f /src/plugins | |
| parent | 0f417efe0fb37d03d2c1e98958d4213d263c90c0 (diff) | |
Windows QPA: Optimize code that gets window under pointer
It's not necessary to call QWindowsScreen::windowAt() for every mouse
message received, but only when the mouse is captured, like it's done
in the legacy mouse handler.
Change-Id: Ib1035921291d22a32dfa3a619815a3f4ff9b3622
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Diffstat (limited to 'src/plugins')
| -rw-r--r-- | src/plugins/platforms/windows/qwindowspointerhandler.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/plugins/platforms/windows/qwindowspointerhandler.cpp b/src/plugins/platforms/windows/qwindowspointerhandler.cpp index fd3d711470..8b88007949 100644 --- a/src/plugins/platforms/windows/qwindowspointerhandler.cpp +++ b/src/plugins/platforms/windows/qwindowspointerhandler.cpp @@ -269,7 +269,10 @@ static Qt::MouseButtons queryMouseButtons() static QWindow *getWindowUnderPointer(QWindow *window, QPoint globalPos) { - QWindow *currentWindowUnderPointer = QWindowsScreen::windowAt(globalPos, CWP_SKIPINVISIBLE | CWP_SKIPTRANSPARENT); + QWindowsWindow *platformWindow = static_cast<QWindowsWindow *>(window->handle()); + + QWindow *currentWindowUnderPointer = platformWindow->hasMouseCapture() ? + QWindowsScreen::windowAt(globalPos, CWP_SKIPINVISIBLE | CWP_SKIPTRANSPARENT) : window; while (currentWindowUnderPointer && currentWindowUnderPointer->flags() & Qt::WindowTransparentForInput) currentWindowUnderPointer = currentWindowUnderPointer->parent(); |