Using Win32 functions in Visual FoxPro Image Gallery
Painting and Drawing
..msdn
DrawAnimatedRects
DrawCaption
DrawEdge
DrawFrameControl
GdiFlush
GdiGetBatchLimit
GdiSetBatchLimit
GetBkMode
GetBoundsRect
GetWindowDC
GetWindowRgnBox
LockWindowUpdate
PaintDesktop
SetBkColor
SetBkMode
SetWindowRgn
WindowFromDC
Code examples:
Disabling drawing in the VFP form
How to position the GETPRINTER() dialog
LockWindowUpdate
..msdn    Add comment     W32 Constants      Translate this page
The LockWindowUpdate function disables or enables drawing in the specified window. Only one window can be locked at a time.
Code examples:
How to position the GETPRINTER() dialog
Disabling drawing in the VFP form
Declaration:
BOOL LockWindowUpdate(
  HWND hWndLock   // handle to window
);
FoxPro declaration:
DECLARE INTEGER LockWindowUpdate IN user32;
    INTEGER hWndLock
Parameters:
hWndLock
[in] Specifies the window in which drawing will be disabled. If this parameter is NULL, drawing in the locked window is enabled.
Return value:
If the function succeeds, the return value is nonzero. If the function fails, the return value is zero, indicating that an error occurred or another window was already locked.
Word Index links for the LockWindowUpdate :
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Created: 2002-01-18 01:03:57
Modified: 2002-01-18 01:05:28
Visited in last 7 days: 23
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