public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            string path = @"D:\java\res\drawable-mdpi";

            DirectoryInfo root = new DirectoryInfo(path);

            FileInfo[] files = root.GetFiles();

            List<String> temp = new List<string>();

            for (int i = 0; i < files.Length; i++)

            {

                string filename = files[i].Name.ToString();

                temp.Add(filename.Substring(0,filename.Length-7));

            }

            List<String>  xx=temp.Distinct().ToList();

            foreach (string x in xx)

            {

                // getxml(x);

                sssss(x);

            }

        }

        private void getxml(string sname)

        {

            //创建XmlDocument对象

            XmlDocument xmlDoc = new XmlDocument();

            //XML的声明<?xml version="1.0" encoding="gb2312"?>

            XmlDeclaration xmlSM = xmlDoc.CreateXmlDeclaration("1.0", "utf-8", null);

            //追加xmldecl位置

            xmlDoc.AppendChild(xmlSM);

            //添加一个名为Gen的根节点

            XmlElement xml = xmlDoc.CreateElement("", "animation-list", "");

            xml.SetAttribute("xmlns:android", "http://schemas.android.com/apk/res/android");

            xml.SetAttribute("android:oneshot", "false");

            //追加Gen的根节点位置

            xmlDoc.AppendChild(xml);

            for (int i = 1; i < 22; i++)

            {

                //添加一个名为<Zi>的节点   

                XmlElement zi = xmlDoc.CreateElement("item");

                //为<Zi>节点的属性

                zi.SetAttribute("android:drawable", "@drawable/"+sname+"_"+String.Format("{0:D2}",i));

                zi.SetAttribute("android:duration", "@string/ani_time");

                xml.AppendChild(zi);

            }   

            xmlDoc.Save("D:/"+sname+".xml");

        }

        private void button2_Click(object sender, EventArgs e)

        {

        }

        private void sssss(string sname)

        {

            using (System.IO.StreamWriter file = new System.IO.StreamWriter(@"D:/" + sname + ".xml", true))

            {

                file.WriteLine("<?xml version=\"1.0\" encoding=\"utf-8\"?>");// 直接追加文件末尾，换行

                file.WriteLine("<animation-list xmlns:android=\"http://schemas.android.com/apk/res/android\" android:oneshot=\"false\">");

                for (int i = 1; i < 22; i++)

                {

                    file.WriteLine(" <item android:drawable=\"@drawable/" + sname + "_" + String.Format("{0:D2}", i) + "\" android:duration=\"@string/ani_time\"/>");

                }

                file.WriteLine("</animation-list>");

            }

        }

    }