Description of the Issue

In dialogs like Find/Replace, Shortcut mapper, Plugins admin, User Defined Language... when I press Ctrl+Tab then the focus just moves to the next tab stop instead of moving to the next tab in the dialog

Steps to Reproduce the Issue

1. Open any dialogs with tabs
2. Press Ctrl+Tab or Ctrl+Shift+Tab

Expected Behavior

Tabs should be switched instead of changing focus

Actual Behavior

Debug Information