Re: key_press_event for drawing area.

[Carsten Burstedde <c burstedde de>]

> Yes, but it's more complicated than you think :-(
>
> You need to arrange for your drawing area to be "focusable", and it
> has to be able to indicate to the user that it has the keyboard focus.
> You need to subclass drawingarea and implement
> size_request/size_allocate (allow space for the focus indicator),
> expose_event (draw the focus indicator plus any drawing you do), event
> (grab the focus on left-click), set the GTK_CAN_FOCUS flag in init,
> and gtk_widget_add_events(GDK_KEY_PRESS_MASK).

Imho, when the focus indicator is not needed or can be handled in the
display of the drawing area itself, you should not need to subclass,
just set CAN_FOCUS and MASK.

Carsten