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| 軟件開發(fā)實現(xiàn)自動鎖屏和關(guān)屏 |
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| 發(fā)布者：西安軟件公司 發(fā)布時間：2019/2/27 閱讀：16次 |
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西安軟件開發(fā)實現(xiàn)鎖屏代碼
public Form1( bool aLock ) {
if (aLock) {
//鎖屏+關(guān)屏
LockWorkStation();
SendMessage( this.Handle, (uint)0x0112, (IntPtr)0xF170, (IntPtr)2 );
}
else {
//禁止鼠標鍵盤動作+關(guān)屏
BlockInput( true );
System.Threading.Thread.Sleep( 10 );
SendMessage( this.Handle, (uint)0x0112, (IntPtr)0xF170, (IntPtr)2 );
BlockInput( false );
}
this.Close();
//Application.Exit();
Environment.Exit( 0 );
}
//關(guān)屏
[DllImport( "user32.dll", CharSet = CharSet.Auto )]
static extern IntPtr SendMessage( IntPtr hWnd, UInt32 Msg, IntPtr wParam, IntPtr lParam );
//禁止鼠標鍵盤動作
[return: MarshalAs( UnmanagedType.Bool )]
[DllImport( "user32.dll", CharSet = CharSet.Auto, ExactSpelling = true )]
public static extern bool BlockInput( [In, MarshalAs( UnmanagedType.Bool )] bool fBlockIt );
//鎖屏
[DllImport( "user32.dll" )]
public static extern bool LockWorkStation();
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