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Article #16349: Prevent window update

 Question and Answer Database

FAQ1349D.txt   Prevent window update
Category   :Windows API
Platform    :All
Product    :All 32 bit  

Question:
How can I temporarily prevent any given window from updating?

Answer:
Make a call to the Windows API function LockWindowUpdate with
the handle of the Window you wish to lock as a parameter. Send
a zero as a parameter to enable updating and to restore the
drawing.

  LockWindowUpdate(Memo1.Handle);
  .
  .
  LockWindowUpdate(0);

7/16/98 4:31:28 PM
 

Last Modified: 01-SEP-99