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Re: widget draw problems... [message #15233 is a reply to message #15182] Fri, 07 May 1999 00:00 Go to previous messageGo to previous message
davidf is currently offline  davidf
Messages: 2866
Registered: September 1996
Senior Member
Luis Oliveira (euluis@netscape.net) writes:

> 1.I'm destroying one draw widget and creating two other within the same base.
> Because I want that the base to have the same size, I am doing it like this.
> Of course that I could create one more draw widget instead of destroying one
> and creating two, but, that's not the point ;-)

Humm. I still can't tell what exactly is going on from the
code that you are using, but here is what I suspect. When
you create the new draw widget and realize it, you will have
to have NOTIFY_REALIZE turned on for the draw widget. This will,
in turn, have to call a SET_WID method that will set the window
index number for that draw widget in your object.

There are several things that could go wrong in this
process, but I suspect the window index number is not
being set properly in the object. Thus, you can't draw
into the appropriate window.

Cheers,

David

--
David Fanning, Ph.D.
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