Make default menu positioning function keep the pointer inside the menu.
treeee290cf5c581c711e4b82b192b55529622e48568
-rw-r--r-- 4594 .DirIcon
-rw-r--r-- 676 AppInfo.xml
-rwxr-xr-x 652 AppRun
drwxr-xr-x - Help
-rwxr-xr-x 1114 MakeDist
drwxr-xr-x - Messages
drwxr-xr-x - python