keyboard: Handle case where keyboardMonitor is unset

This may be the case where keyboardIndex is -1, which may be the
case where either the keyboard monitor hasn't been set yet, or
the keyboard is being unmanaged and meta_window_get_monitor
returns -1

https://bugzilla.gnome.org/show_bug.cgi?id=788882


(cherry picked from commit 19e864ed3b)
This commit is contained in:
Sam Spilsbury 2017-10-11 10:59:19 +00:00 committed by Marco Trevisan
parent a662e7bb87
commit e94af71430

View File

@ -924,9 +924,11 @@ var Keyboard = new Lang.Class({
},
_relayout() {
if (this.actor == null)
return;
let monitor = Main.layoutManager.keyboardMonitor;
if (this.actor == null || monitor == null)
return;
let maxHeight = monitor.height / 3;
this.actor.width = monitor.width;
this.actor.height = maxHeight;