User32LockWindowUpdate Method

Disables or enables drawing in the specified window. Only one window can be locked at a time.

Definition

Namespace: DevCase.Win32.NativeMethods
Assembly: DevCase.net48 (in DevCase.net48.dll) Version: 6.0.0.0 (6.0)
XMLNS for XAML: Not mapped to an xmlns.
[DllImportAttribute("User32.dll", SetLastError = true)]
public static bool LockWindowUpdate(
	IntPtr hWndLock
)

Parameters

hWndLock  IntPtr
The window in which drawing will be disabled.

If this parameter is Zero, drawing in the locked window is enabled.

Return Value

Boolean
If the function succeeds, the return value is .

If the function fails, the return value is , indicating that an error occurred or another window was already locked.

To get extended error information, call GetLastWin32Error.

Remarks

See Also