RE: Re: [Discuss-gnuradio] Waterfallsink

[Walker, Robert CIV NSWC Crane, WCE Aviation Systems Staff]

Thanks Don.  That fixed it.  Any chance that change can be added to the
trunk or will it screw things up for all the non-MingW users?

Rob

>Date: Mon, 25 Feb 2008 11:42:28 -0500
>From: "Don Ward" <address@hidden>
>Subject: Re: [Discuss-gnuradio] Waterfallsink
>To: <address@hidden>
>Message-ID: <address@hidden>
>Content-Type: text/plain; format=flowed; charset="iso-8859-1";
>       reply-type=original
>
>Hi Rob,
>
>> I see strange waterfall behavior in a MinGW installation on a Windows
>> machine.  The problem is that the waterfall does not automatically
>> update.  If I minimize the window then maximize it, it will be
updated.
>> If I drag another window over the top of it, only the portion that
the
>> window was dragged over will be updated.  If I right click over the
>> window so that the pop-up menu appears, when the menu goes away the
area
>> under it has been updated.  I've had the same problem on two
different
>> machines.  Anyone know an easy fix for this problem?
>
>I remember this problem, but I'm not sure I remember the solution.  Try

>adding the line:
>
>    del dc1
>
>before the line
>
>    self.DoDrawing (None)
>
>at the end of set_data().
>
>I think the problem was that self.bm was still selected into dc1 and
that 
>prevented it from being used properly in dc.
>
>-- Don W.