using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.IO; using System.Xml; namespace MyWindows { /**/ /// <summary> /// 这个示例演示如何把Office文件编码为xml文件以及如何把生成的xml文件转换成Office文件 /// 把文件转换成xml格式,然后就可以用web服务,.NET Remoting,WinSock等传送了(其中后两者可以不转换也可以传送) /// xml解决了在多层架构中数据传输的问题,比如说在客户端可以用Web服务获取服务器端的office文件,修改后再回传给服务器 /// 只要把文件转换成xml格式,便有好多方案可以使用了,而xml具有平台无关性,你可以在服务端用.net用发布web服务,然后客户端用 /// Java写一段applit小程序来处理发送过来的文件,当然我举的例子几乎没有任何显示意义,它却给了我们不少的启示. /// 另外如果你的解决方案是基于多平台的,那么他们之间的交互最好不要用远程应用程序接口调用(RPC),应该尽量用基于文档的交互, /// 比如说.net下的MSMQ,j2ee的JMQ. /// /// 示例中设计到好多的类,我并没有在所有的地方做过多注释,有不明白的地方请参阅MSDN,这是偶第一个windows程序,有不对的地方 /// 欢迎各位指导 /// </summary> public class Form1 : System.Windows.Forms.Form { /**/ /// <summary> /// 声明四个Button,一个OpenFileDialog,一个SaveFileDialog,以及两个XmlDocument /// </summary> private System.Windows.Forms.Button button1; private System.Windows.Forms.Button button2; private System.Windows.Forms.OpenFileDialog openFileDialog1; private System.Windows.Forms.SaveFileDialog saveFileDialog1; private System.Windows.Forms.Button button3; private System.Windows.Forms.Button button4; private System.Xml.XmlDocument mXmlDoc; private System.Xml.XmlDocument doc; private System.ComponentModel.Container components = null ; public Form1() { // // Windows 窗体设计器支持所必需的 // InitializeComponent(); // // TODO: 在 InitializeComponent 调用后添加任何构造函数代码 // } /**/ /// <summary> /// 清理所有正在使用的资源。 /// </summary> protected override void Dispose( bool disposing ) { if ( disposing ) { if (components != null ) { components.Dispose(); } } base.Dispose( disposing ); } Windows 窗体设计器生成的代码#region Windows 窗体设计器生成的代码 /**/ /// <summary> /// 设计器支持所需的方法 - 不要使用代码编辑器修改 /// 此方法的内容。 /// </summary> private void InitializeComponent() { this .button1 = new System.Windows.Forms.Button(); this .button2 = new System.Windows.Forms.Button(); this .openFileDialog1 = new System.Windows.Forms.OpenFileDialog(); this .saveFileDialog1 = new System.Windows.Forms.SaveFileDialog(); this .button3 = new System.Windows.Forms.Button(); this .button4 = new System.Windows.Forms.Button(); this .SuspendLayout(); // // button1 // this .button1.Location = new System.Drawing.Point(96, 32); this .button1.Name = "button1" ; this .button1.TabIndex = 0; this .button1.Text = "生成xml" ; this .button1.Click += new System.EventHandler( this .button1_Click); // // button2 // this .button2.Location = new System.Drawing.Point(96, 80); this .button2.Name = "button2" ; this .button2.TabIndex = 1; this .button2.Text = "生成doc" ; this .button2.Click += new System.EventHandler( this .button2_Click); // // button3 // this .button3.Location = new System.Drawing.Point(8, 32); this .button3.Name = "button3" ; this .button3.TabIndex = 2; this .button3.Text = "加载doc" ; this .button3.Click += new System.EventHandler( this .button3_Click); // // button4 // this .button4.Location = new System.Drawing.Point(8, 80); this .button4.Name = "button4" ; this .button4.TabIndex = 3; this .button4.Text = "加载xml" ; this .button4.Click += new System.EventHandler( this .button4_Click); // // Form1 // this .AutoScaleBaseSize = new System.Drawing.Size(6, 14); this .ClientSize = new System.Drawing.Size(184, 141); this .Controls.Add( this .button4); this .Controls.Add( this .button3); this .Controls.Add( this .button2); this .Controls.Add( this .button1); this .Name = "Form1" ; this .Text = "Form1" ; this .ResumeLayout( false ); // //手工注册一下Load和Closed事件 // this .Load += new System.EventHandler( this .Form1_Load); this .Closed += new System.EventHandler( this .Form1_Closed); } #endregion /**/ /// <summary> /// 从这个入口启动窗体 /// </summary> static void Main() { Application.Run( new Form1()); } /**/ /// <summary> /// 把加载的Office文件转换为xml文件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button1_Click(object sender, System.EventArgs e) { saveFileDialog1.Filter = "xml 文件|*.xml" ; //设置打开对话框的文件过滤条件 saveFileDialog1.Title = "保存成 xml 文件" ; //设置打开对话框的标题 saveFileDialog1.FileName= "" ; saveFileDialog1.ShowDialog(); //打开对话框 if (saveFileDialog1.FileName != "" ) //检测用户是否输入了保存文件名 { mXmlDoc.Save(saveFileDialog1.FileName); //用私有对象mXmlDoc保存文件,mXmlDoc在前面声明过 MessageBox.Show( "保存成功" ); } } /**/ /// <summary> /// 把加载的xml文件转换为Office文件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button2_Click(object sender, System.EventArgs e) { //从私有对象dox里选取me节点,这里的一些对xml对象的操作详细说明可以参考msdn以获取更多信息 XmlNode node=doc.DocumentElement .SelectSingleNode( "me" ) ; XmlElement ele=(XmlElement)node; //获取一个xml元素 string pic=ele.GetAttribute ( "aa" ); //获取ele元素的aa属性并报讯在一个临时字符串变量pic byte [] bytes=Convert.FromBase64String (pic); //声明一个byte[]用来存放Base64解码转换过来的数据流 //从保存对话框里获取文件保存地址 saveFileDialog1.Filter = "Office Documents(*.doc, *.xls, *.ppt)|*.doc;*.xls;*.ppt" ; saveFileDialog1.Title = "保存成 office 文件" ; saveFileDialog1.FileName= "" ; saveFileDialog1.ShowDialog(); if (saveFileDialog1.FileName != "" ) { //创建文件流并保存 FileStream outfile= new System.IO .FileStream (saveFileDialog1.FileName,System.IO.FileMode.CreateNew); outfile.Write(bytes,0,( int )bytes.Length ); MessageBox.Show( "保存成功" ); } } /**/ /// <summary> /// 加载窗口时的一些初始化行为 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> public void Form1_Load(object sender, System.EventArgs e) { MessageBox.Show( "欢迎使用蛙蛙牌文档转换器" ); } /**/ /// <summary> /// 卸载窗体时把临时变量全部释放 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> public void Form1_Closed(object sender, System.EventArgs e) { mXmlDoc= null ; doc= null ; } /**/ /// <summary> /// 加载office文件并编码序列花为一个XmlDocument变量 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button3_Click(object sender, System.EventArgs e) { string strFileName; openFileDialog1.Filter = "Office Documents(*.doc, *.xls, *.ppt)|*.doc;*.xls;*.ppt" ; openFileDialog1.FilterIndex = 1; openFileDialog1.FileName = "" ; openFileDialog1.ShowDialog(); strFileName = openFileDialog1.FileName; if (strFileName.Length != 0) { System.IO.FileStream inFile= new FileStream(strFileName,System.IO.FileMode.Open,System.IO.FileAccess.Read); byte [] binaryData= new byte [inFile.Length]; inFile.Read(binaryData, 0,( int )inFile.Length); string mStr=Convert.ToBase64String(binaryData); string hh=mStr; mXmlDoc= new System.Xml.XmlDocument(); mStr=string.Format ( "<wawa><me aa=\"{0}\"/></wawa>" ,mStr); mXmlDoc.LoadXml( mStr); MessageBox.Show( "加载成功" ); } } /**/ /// <summary> /// 加载xml文件到私有对象dox /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void button4_Click(object sender, System.EventArgs e) { string strFileName; openFileDialog1.Filter = "xml 文件|*.xml" ; openFileDialog1.FilterIndex = 1; openFileDialog1.FileName = "" ; openFileDialog1.ShowDialog(); strFileName = openFileDialog1.FileName; //If the user does not cancel, open the document. if (strFileName.Length != 0) { doc= new XmlDocument(); doc.Load(strFileName); MessageBox.Show( "加载成功" ); } } } }dy("nrwz");
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