封装

private const int SW_HIDE = 0; //隐藏任务栏
private const int SW_RESTORE = 9;//显示任务栏

[DllImport("user32.dll")]
public static extern int ShowWindow(int hwnd, int nCmdShow);
[DllImport("user32.dll")]
public static extern int FindWindow(string lpClassName, string lpWindowName);

/// <summary>
/// 显示任务栏
/// </summary>
public static void showtask()
{
    ShowWindow(FindWindow("Shell_TrayWnd", null), SW_RESTORE);
}
/// <summary>
/// 隐藏任务栏
/// </summary>
public static void Hidetask()
{
    ShowWindow(FindWindow("Shell_TrayWnd", null), SW_HIDE);
}

//网络素材仅限收藏 方便学习