I'm trying to bind Sun keys, for specificity, say, keycode 140 (keysym 0x1005ff71, SunFront), to a KWin operation (raise/lower, but it doesn't matter).Trying to use that key in any shortcut just display a dialog of
The key you just pressed is not supported by Qt.
I've set my keyboard layout to
Sun... Type 6. The only reasonable trail on this I can find is https://bugs.kde.org/show_bug.cgi?id=182672, and its been open since 2009 to no resolution.
This Fedora 20, with all latest updates. Seen the same on OpenSUSE.