menuStrip1动态添加菜单及快捷键

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public partial class FormMkTest : Form
{
public FormMkTest()
{
InitializeComponent();
} private void FormMkTest_Load(object sender, EventArgs e)
{
//添加菜单一文本中加入 &F 即ALT+F 打开某子菜单
ToolStripMenuItem subItem;
subItem = AddContextMenu("文件(&F)", menuStrip1.Items, null);
//添加子菜单
AddContextMenu("打开(&O)", subItem.DropDownItems, new EventHandler(MenuClicked));
AddContextMenu("下载(&D)", subItem.DropDownItems, new EventHandler(MenuClicked)); //添加菜单二
subItem = AddContextMenu("&Edit", menuStrip1.Items, null);
//添加子菜单
ToolStripMenuItem Grandson = AddContextMenu("&Update", subItem.DropDownItems, new EventHandler(MenuClicked));
//孙子
AddContextMenu("孙子级", Grandson.DropDownItems, new EventHandler(MenuClicked));
AddContextMenu("-", subItem.DropDownItems, null);//增加一个分割线
AddContextMenu("没有快捷键", subItem.DropDownItems, new EventHandler(MenuClicked)); }
/// <summary>
/// 添加子菜单
/// </summary>
/// <param name="text">要显示的文字，如果为 - 则显示为分割线</param>
/// <param name="cms">要添加到的子菜单集合即</param>
/// <param name="callback">点击时触发的事件</param>
/// <returns>生成的子菜单，即该级的下一级如果为分隔条则返回null</returns> ToolStripMenuItem AddContextMenu(string text, ToolStripItemCollection cms, EventHandler callback)
{
if (text == "-")
{
ToolStripSeparator tsp = new ToolStripSeparator();
cms.Add(tsp);
return null;
}
else if (!string.IsNullOrEmpty(text))
{
ToolStripMenuItem tsmi = new ToolStripMenuItem(text);
tsmi.Tag = text + "TAG";
if (callback != null) tsmi.Click += callback;
cms.Add(tsmi); return tsmi;
} return null;
}
void MenuClicked(object sender, EventArgs e)
{
//以下主要是动态生成事件并打开窗体 //((sender as ToolStripMenuItem).Tag)强制转换 //ObjectHandle t = Activator.CreateInstance("WinForms", "WinForms.Form2");
//Form f = (Form)t.Unwrap();
//f.ShowDialog();
string s = (sender as ToolStripMenuItem).Text;
MessageBox.Show(s);
}
}