給窗體的任務欄右鍵菜單增加項目

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Runtime.InteropServices;


namespace WindowsFormsApplication1


...{

public partial class Form1 : Form


...{

Class1 SkinClass = new Class1();


public Form1()


...{

InitializeComponent();


SetupSystemMenu();

}


[DllImport("user32.dll")]

private static extern int GetSystemMenu(int hwnd, int bRevert);


[DllImport("user32.dll")]

private static extern int AppendMenu(

int hMenu, int Flagsw, int IDNewItem, string lpNewItem);


private void SetupSystemMenu()


...{

// get handle to system menu

int menu = GetSystemMenu(this.Handle.ToInt32(), 0);

// add a separator

AppendMenu(menu, 0xA00, 0, null);

// add an item with a unique ID

AppendMenu(menu, 0, 1234, "跳至URL");

AppendMenu(menu, 0, 1235, "關於Html幫助");

}


protected override void WndProc(ref Message m)


...{

base.WndProc(ref m);

// WM_SYSCOMMAND is 0x112

if (m.Msg == 0x112)


...{

// check for my new menu item ID

if (m.WParam.ToInt32() == 1234)


...{

// show About box here...

MessageBox.Show("Btn One");

}

if (m.WParam.ToInt32() == 1235)


...{

// show About box here...

MessageBox.Show("Btn Two");

}

}

}


}

}