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Re: TVRD() and WRITE_GIF [message #18645 is a reply to message #18641]

Tue, 25 January 2000 00:00

Lazzar
Messages: 9
Registered: February 1999

Junior Member

If your working on a MS Windows platform an easy way to do a screen capture of
the current window is ALT-print screen. This places a copy of the current
window to the clipboard then you can just paste it into paint and save it.

Brian

Mark Buckley wrote:

> Hi,
>
> Hopefully this won't turn out to be a dozy question - I'm a bit out of
> practise on IDL at the moment.
>
> Anyway, what I'd like to do is grab a window image, so that I can write it
> out as a GIF.
>
> The difficulty I'm having is that as I'm using widgets, I'm not sure how to
> get the actual window ID for the
> the call to TVRD(), all I seem to get back is the draw widget contents.
>
> e.g.
>
> pro get_window
>
> base = widget_base(/column)
> junk = widget_label(base,value = "Hi")
> draw = widget_draw(base,xsize=200,ysize=300)
> .
> .
> widget_control,base,/realize
> widget_control,draw,get_value = draw_id
>
> res = tvrd()
> help,res
> end
>
> This just returns me an array of the draw widget (200x300), not the whole
> window.
>
> cheers,
>
> Mark

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[Message index]

		Re: TVRD() and WRITE_GIF By: Ian Dean on Wed, 26 January 2000 00:00
		Re: TVRD() and WRITE_GIF By: Ivan Zimine on Tue, 25 January 2000 00:00
		Re: TVRD() and WRITE_GIF By: Mark Buckley on Tue, 25 January 2000 00:00
		Re: TVRD() and WRITE_GIF By: Lazzar on Tue, 25 January 2000 00:00
		Re: TVRD() and WRITE_GIF By: davidf on Tue, 25 January 2000 00:00

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