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Optimal ctrl refresh [message #21338]

Wed, 13 May 2009 23:21

stalker
Messages: 2
Registered: May 2009
Location: Russia

Junior Member

I need to redraw only part of drawing area, which had changed. How it can be done? I found "Ctrl::Refresh(const Rect& r)", but how in this case get this "r" in Ctrl::Paint? Or I need some other method to use?

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Re: Optimal ctrl refresh [message #21339 is a reply to message #21338]

Wed, 13 May 2009 23:24

mirek
Messages: 14072
Registered: November 2005

Ultimate Member

Using IsPainting.

Mirek

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Re: Optimal ctrl refresh [message #21340 is a reply to message #21339]

Wed, 13 May 2009 23:28

stalker
Messages: 2
Registered: May 2009
Location: Russia

Junior Member

Which namespace? Ctrl, Draw?
Thanks for answers...

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Re: Optimal ctrl refresh [message #21341 is a reply to message #21340]

Wed, 13 May 2009 23:40

mirek
Messages: 14072
Registered: November 2005

Ultimate Member

It is method of Draw.

Mirek

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