Hi Kyle, In your loop, simply call gSystem->ProcessEvents(); You will get the control back in the TCanvas, TBrowser, etc and will be able to print the canvas while your program is executing. Rene Brun On Mon, 24 Jun 2002, stevenkj wrote: > Hello , > > I have a loop within a macro which I'm using in an online system > (based on an example on the root page). Unfortunately the canvas menu > bar locks out & I can't save the canvas as a postscript file, is there some > way to avoid this happening > > > Regards, > Kyle Stevenson. > > >
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