如何将屏幕锁定

Question

用WIN32 Api
LockWindowUpdateVB的例子
http://www.zdnet.com.cn/developer/code/story/0,2000081534,39101463,00.htmmsdn:
ms-help://MS.VSCC/MS.MSDNVS.2052/gdi/pantdraw_4i5h.htm

Answer 1

[DllImport("user32.dll",CharSet=CharSet.Auto)]
public static extern bool LockWindowUpdate(
    IntPtr hWndLock   // handle to window
    );=================
private void button1_Click_1(object sender, System.EventArgs e)
{
LockWindowUpdate(this.Handle);
//do something
LockWindowUpdate((System.IntPtr)0);
}