Re: questions about GtkTextView (gtk2)

[Havoc Pennington <hp redhat com>]

Wayne Schuller <k_wayne linuxpower org> writes: 
> In the API docs there is nothing explaining the meaning of the 'event'
> signal of a tag. When is it supposed to be triggered?
>
> For some reason I can I mostly only get tag event signals when I click
> on a tag. I can also get an event signal from moving the mouse outside
> the text view onto a word just inside the widget. 
>
> But I need to generate an event just when the mouse passes over any
> word. Just moving the pointer over a tag slowly does not seem to
> generate a tag event signal.

You're probably right - I guess we decided against sending motion
events to tags on efficiency grounds.
 
> What widget produces motion events? What signal do I connect to?
>
> I can see some possibly relevant signals for the GtkWidget widget
> ('event' and 'motion-notify-event') but none of the signals seem to be
> explained anywhere in the (otherwise excellent) api docs. I don't
> actually think the names of the signals themselves are self-explanatory.

The GTK tutorial ("scribble" example) has a decent explanation of
motion events that might be useful.

Havoc