diff options
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbwindow.cpp')
| -rw-r--r-- | src/plugins/platforms/xcb/qxcbwindow.cpp | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp index 1a360239c3..0a4e3a5107 100644 --- a/src/plugins/platforms/xcb/qxcbwindow.cpp +++ b/src/plugins/platforms/xcb/qxcbwindow.cpp @@ -2190,14 +2190,18 @@ void QXcbWindow::handleButtonPressEvent(int event_x, int event_y, int root_x, in if (isWheel) { if (!connection()->isAtLeastXI21()) { - // Logic borrowed from qapplication_x11.cpp - int delta = 120 * ((detail == 4 || detail == 6) ? 1 : -1); - bool hor = (((detail == 4 || detail == 5) - && (modifiers & Qt::AltModifier)) - || (detail == 6 || detail == 7)); - - QWindowSystemInterface::handleWheelEvent(window(), timestamp, - local, global, delta, hor ? Qt::Horizontal : Qt::Vertical, modifiers); + QPoint angleDelta; + if (detail == 4) + angleDelta.setY(120); + else if (detail == 5) + angleDelta.setY(-120); + else if (detail == 6) + angleDelta.setX(120); + else if (detail == 7) + angleDelta.setX(-120); + if (modifiers & Qt::AltModifier) + std::swap(angleDelta.rx(), angleDelta.ry()); + QWindowSystemInterface::handleWheelEvent(window(), timestamp, local, global, QPoint(), angleDelta, modifiers); } return; } |