Re: Drawing Lines to Window
Many Thanks for your help David
Regards Bob
----- Original Message -----
From: David Alan Gay <moggie at INTERLOG.COM>
To: <EUPHORIA at LISTSERV.MUOHIO.EDU>
Sent: Sunday, August 13, 2000 4:13 PM
Subject: Re: Drawing Lines to Window
> Hope this helps. I had the same problem..you had to put the line draw in the
> onpaint procedure that is triggered
>
> -- OpenWindows4
> -- A demonstration on how to use David Cuny's Win32LIB to create, open,
> -- close, and reopen windows. I wrote this to get a better idea on how
> -- David's excellent Windows GUI wrapper works.
>
> -- This program will be used to create a very simple text editor. The
> -- program will allow the loading and saving of text.
>
> without warning -- gets rid of all those annoying messages after completion
>
>
> include win32lib.ew
>
> -- Main Window (at position 10,10, width = 400, height = 400)
> constant MainWindow = create(Window,"Project Open Windows, Stage IV",
> 0, 10, 10, 400, 400, 0)
>
> -- What to do if the windows needs to be repainted (note this is where you
> -- draw a line
>
> procedure RepaintMain(integer x1,integer y1,integer x2,integer y2)
> setPenStyle(MainWindow, Solid)
> setPenColor(MainWindow, BrightWhite )
> drawLine(MainWindow, 10, 10, 390, 390 )
> end procedure
>
> onPaint[MainWindow] = routine_id("RepaintMain")
>
> WinMain(MainWindow, Normal)
>
>
>
> ----- Original Message -----
> From: "bobspringett" <bobspringett at WANADOO.FR>
> To: <EUPHORIA at LISTSERV.MUOHIO.EDU>
> Sent: Sunday, August 13, 2000 8:48 AM
> Subject: Drawing Lines to Window
>
>
> > I am having trouble drawing lines on a simple window.The literature
> suggests this can be done without having to resort to using
> > device contexts. Can anyone tell me please what I'm doing wrong.
> > Regards
> > Bob
> >
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