Re: mouse enter/leave notifications for insenstive widgets

[Mike Massonnet <mmassonnet gmail com>]

Le Thu, 9 Apr 2009 14:28:11 +0530,
Praveen Innamuri <ajay praveen2002 gmail com> a écrit :

> I have a insensitive (disabled) widget (let's call it as widget-3)
> and is drawn over a GtkContainer (let's call it as widget-2).  Both
> widget-2 and widget-3 are children of a GtkContainer (let's call it
> as widget-1). So, the layout is something like -
> On top of widget-1, there is widget-2.
> widget-3 is placed over widget-2. I can say infact, widget-2 is partly
> covered by widget-3
>
> all of these widgets are hooked to mouse enter/leave notifications.
> When the mouse is moved over widget-3, the *expected* behavior has to
> be either NO mouse enter/leave notifications should be signalled, or
> mouse enter/leave notifications should be triggered for widget-2 as
> it is drawn underneath of widget-3.
> However, GTK currently triggers mouse enter/leave notification of
> widget-1, which is parent of insensitive widget-3.
> My Problem is - when I get Mouse enter/leave notification of widget-1
> (due to mouse move over widget-3), is there any way to find out
> whether that mouse enter signal is due to the mouse movement over the
> insensitive widget-3 ? or is there any other way to prevent the mouse
> enter signal (of widget-1) when the mouse is moved over the
> insensitive widget-3 ?

I guess a simple
if (!GTK_WIDGET_IS_SENSITIVE (widget-3))
  return;
will do inside the callback of widget-1 for mouse enter/leave.

Mike