Function keys and shortcuts

[Drac]

On 28/07/15 13:42, R Kimber wrote:
> When I use the Bluefish editor I set F12 as a shortcut for inserting a list
> item.  Since installing ubuntu-mate 15.04, pressing F12 results in a
> maximised screen, green in background color, which appears to be a terminal.
>
> I've looked in Control Center -> Keyboard Shortcuts, but the shortcut for a
> terminal is Ctrl+Alt+T, and maximise toggle is Alt+F10
>
> Can anyone suggest which application is doing this?  It doesn't appear to
> be the default MATE Terminal (there's no reference to F12 in the shortcut
> settings and the background for that is set as white), and similarly it
> doesn't appear to be Konsole, which I normally use as my terminal.
>
> Is there a way of detecting which application responds to function key?
>
> - Richard.
That sounds either like Guake or Yakuake, both are terminal apps with an 
F12 shortcut key