Ignore horizontal scrolling as it breaks things otherwise.

It automatically got translated to a left click which broke the
navigation in the file browser and the scrolling on the Slider.

1 files changed, 5 insertions, 0 deletions

diff --git a/plugingui/nativewindow_x11.cc b/plugingui/nativewindow_x11.cc
index 989da4e..af2f4a6 100644
--- a/plugingui/nativewindow_x11.cc
+++ b/plugingui/nativewindow_x11.cc
@@ -351,6 +351,11 @@ void NativeWindowX11::translateXMessage(XEvent& xevent)
 				scrollEvent->delta = scroll * ((xevent.xbutton.button == 4) ? -1 : 1);
 				event_queue.push_back(scrollEvent);
 			}
+			else if ((xevent.xbutton.button == 6) || (xevent.xbutton.button == 7))
+			{
+				// Horizontal scrolling case
+				// FIXME Introduce horizontal scrolling event to handle this.
+			}
 			else
 			{
 				auto buttonEvent = std::make_shared<ButtonEvent>();