diff options
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbconnection_xi2.cpp')
| -rw-r--r-- | src/plugins/platforms/xcb/qxcbconnection_xi2.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp b/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp index 60a36a8da1..bd62b07a09 100644 --- a/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp +++ b/src/plugins/platforms/xcb/qxcbconnection_xi2.cpp @@ -164,7 +164,10 @@ void QXcbConnection::xi2SetupDevices() if (bci->num_buttons >= 5) { Atom label4 = bci->labels[3]; Atom label5 = bci->labels[4]; - if ((!label4 || qatom(label4) == QXcbAtom::ButtonWheelUp) && (!label5 || qatom(label5) == QXcbAtom::ButtonWheelDown)) + // Some drivers have no labels on the wheel buttons, some have no label on just one and some have no label on + // button 4 and the wrong one on button 5. So we just check that they are not labelled with unrelated buttons. + if ((!label4 || qatom(label4) == QXcbAtom::ButtonWheelUp || qatom(label4) == QXcbAtom::ButtonWheelDown) && + (!label5 || qatom(label5) == QXcbAtom::ButtonWheelUp || qatom(label5) == QXcbAtom::ButtonWheelDown)) scrollingDevice.legacyOrientations |= Qt::Vertical; } if (bci->num_buttons >= 7) { |