escoz/QuickDialog — pull request #325 by SimonJWin (2012-11-25 18:32:03+00:00)
Title: Prevent elements that are hidden from taking focus

Trivial bug fix. Elements that are hidden can still currently be selected by Prev/Next buttons, crashing when we try and switch focus to them.

Use the handy "canTakeFocus" method to prevent this.