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  1. March 30th, 2007, 11:07 AM #1
    flynny1st
    flynny1st is offline Member
    Join Date
    Mar 2007
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    210

    hooking into WM_PAINT event of an application

    Hi can anyone show me how to hook into the paint event of an application for example calculator.

    What i would like to do i add additional functionality when the screen is refreshed.

    Thanks Matt.
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  2. March 30th, 2007, 02:31 PM #2
    hankdane
    hankdane is offline Member
    Join Date
    Feb 2003
    Location
    California
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    334

    Re: hooking into WM_PAINT event of an application

    What I would do is:
    1. Subclass the application's main window.
    2. Look for WM_PAINT
    - Pass message to original window function, then add your own drawing afterwards.
    3. Pass on all other messages wholesale.
    Henri Hein
    Principal Engineer, Propel
    Do not credit Propel with my views or opinions.
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