[GTK3] MouseWheel event only reports GDK.GDK_SCROLL_UP [EBZ#545403] ------------------------------------------------------------------- Key: ERT-717 URL: https://issues.jboss.org/browse/ERT-717 Project: Eclipse Release Train Issue Type: Task Components: Platform Reporter: Friendly Jira Robot Assignee: Eric Williams Priority: Major Labels: SWT, bzira Created attachment 277864 Snippet to reproduce When executing the attached snippet on CentOS 7.6 (GTK 3.22.30, Adwaita theme) using SWT v4926r2, and scrolling the mouse wheel over the shells content area, it will print 3, no matter whether you scroll the wheel up or down.