form1.cs

150个经典的入门学习程序源代码

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace Example135_XML文件编辑器
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		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 );
		}

		#region Windows Form Designer generated code
		/// <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.dataGrid1 = new System.Windows.Forms.DataGrid();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
			this.SuspendLayout();
			// 
			// dataGrid1
			// 
			this.dataGrid1.DataMember = "";
			this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid1.Location = new System.Drawing.Point(0, 32);
			this.dataGrid1.Name = "dataGrid1";
			this.dataGrid1.Size = new System.Drawing.Size(288, 200);
			this.dataGrid1.TabIndex = 0;
			// 
			// button1
			// 
			this.button1.Dock = System.Windows.Forms.DockStyle.Top;
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(292, 23);
			this.button1.TabIndex = 1;
			this.button1.Text = "打开文件";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Dock = System.Windows.Forms.DockStyle.Bottom;
			this.button2.Location = new System.Drawing.Point(0, 250);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(292, 23);
			this.button2.TabIndex = 2;
			this.button2.Text = "保存文件";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(292, 273);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.button2,
																		  this.button1,
																		  this.dataGrid1});
			this.Name = "Form1";
			this.Text = "Form1";
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit();
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}
		string filePath;
		DataSet dsAuthors=new DataSet("authors"); 

		private void button1_Click(object sender, System.EventArgs e)
		{
			OpenFileDialog dlg = new OpenFileDialog();
			dlg.Filter = "XML文件(*.XML)|*.xml";
			dsAuthors.Clear();
			if (dlg.ShowDialog()==DialogResult.OK & dlg.FileName!="")
			{ //将XML文件的完整路径保存到filePath变量中
				filePath = dlg.FileName;
				try
				{
					dsAuthors.ReadXml(filePath);
					dataGrid1.DataSource = dsAuthors;}
				catch {}
			}

		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			        dsAuthors.WriteXml(filePath);
		}
	}
}