CWindow::SetRedraw

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Sets or clears the redraw flag by sending a WM_SETREDRAW message to the window.

Syntax

      void SetRedraw(
   BOOL bRedraw = TRUE 
) throw();

Parameters

  • bRedraw
    [in] Specifies the state of the redraw flag. If TRUE (the default value), the redraw flag is set; if FALSE, the flag is cleared.

Remarks

Call SetRedraw to allow changes to be redrawn or to prevent changes from being redrawn.

Example

//The following example attaches an HWND to the CWindow object and 
//calls CWindow::SetRedraw() to set and reset the redraw flag

CWindow myWindow;
myWindow.Attach(hWnd);
myWindow.SetRedraw();      //sets the redraw flag to TRUE
//
//
myWindow.SetRedraw(FALSE); //sets the redraw flag to FALSE

Requirements

Header: atlwin.h

See Also

CWindow Class