silverlight 反射调用WebService

服务：

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[WebMethod]

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public string HelloWorld()

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{

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    return "您好！";

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}

silverlight中代码：

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namespace DynamicDemo

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{

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    public partial class MainPage : UserControl

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    {

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        public MainPage()

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        {

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            InitializeComponent();

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        }

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        private void button1_Click(object sender, RoutedEventArgs e)

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        {

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            CallService("DynamicDemo.Server.RefServiceSoapClient", "HelloWorld", new object[] { },new EventHandler<DynamicDemo.Server.HelloWorldCompletedEventArgs>(aa_HelloWorldCompleted));

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        }

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        void aa_HelloWorldCompleted(object sender, Server.HelloWorldCompletedEventArgs e)

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        {

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            MessageBox.Show("吹风说：" + e.Result);

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        }

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        public void CallService(string classstring, string methodstring,object[] paramstring,Delegate completedel)

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        {

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            Type tp = Type.GetType(classstring);

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            EventInfo Event = tp.GetEvent(methodstring+"Completed");

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            MethodInfo method = tp.GetMethod(methodstring+"Async", new Type[] { }, newParameterModifier[] { });

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            var chuifeng = tp.Assembly.CreateInstance(classstring);

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            Event.AddEventHandler(chuifeng, completedel);

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            method.Invoke(chuifeng, paramstring);

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        }

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    }

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}