C# WinLockDll.dll屏蔽快捷键

最新推荐文章于 2018-11-15 12:28:45 发布

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最新推荐文章于 2018-11-15 12:28:45 发布

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分类专栏： .net

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本文介绍了一段C#代码，该代码通过调用DLL导入来禁用Windows中的多种控件和输入功能，包括Ctrl+Alt+Del、Alt+Tab切换、开始按钮、任务栏等，同时阻止键盘输入。

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 [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int CtrlAltDel_Enable_Disable(bool bEnableDisable);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int AltTab1_Enable_Disable(bool bEnableDisable);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int StartButton_Show_Hide(bool bShowHide);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Taskbar_Show_Hide(bool bShowHide);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Clock_Show_Hide(bool bShowHide);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int TaskSwitching_Enable_Disable(bool bEnableDisable);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int TaskManager_Enable_Disable(bool bEnableDisable);

        [DllImport("WinLockDll.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Keys_Enable_Disable(bool bEnableDisable);

        [DllImport("user32.dll")]
        public static extern void BlockInput(bool Block);

   private void Lock()
        {
            CtrlAltDel_Enable_Disable(false);
            AltTab1_Enable_Disable(false);
            StartButton_Show_Hide(false);
            Taskbar_Show_Hide(false);
            Clock_Show_Hide(false);
            TaskSwitching_Enable_Disable(false);
            TaskManager_Enable_Disable(false);
            Keys_Enable_Disable(false);
            BlockInput(true);
        }