c# 隐藏显示 任务栏

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);

private void button1_Click(object sender, EventArgs e)

{

ShowWindow(FindWindow("Shell_TrayWnd",null),SW_HIDE);

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}

private void button2_Click(object sender, EventArgs e)

{

ShowWindow(FindWindow("Shell_TrayWnd",null),SW_RESTORE);

}