form1.cs

Csharp实例编程百例.rar

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

namespace WebPageLoad
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.ComponentModel.Container components = null;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.RadioButton radioButton1;
		private System.Windows.Forms.RadioButton radioButton2;
		private System.Windows.Forms.SaveFileDialog saveFileDialog1;
		private System.Windows.Forms.OpenFileDialog openFileDialog1;
		private System.Windows.Forms.StatusBar statusBar1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;

		private WebClient MyWebClient=new WebClient();
		
		//private System.Windows.Forms.SaveFileDialog SFD=new
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>

		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.label1 = new System.Windows.Forms.Label();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.radioButton1 = new System.Windows.Forms.RadioButton();
			this.radioButton2 = new System.Windows.Forms.RadioButton();
			this.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.saveFileDialog1 = new System.Windows.Forms.SaveFileDialog();
			this.statusBar1 = new System.Windows.Forms.StatusBar();
			this.label2 = new System.Windows.Forms.Label();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.button1 = new System.Windows.Forms.Button();
			this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
			this.groupBox1.SuspendLayout();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(8, 112);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(48, 16);
			this.label1.TabIndex = 0;
			this.label1.Text = "URL:";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(8, 128);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(192, 21);
			this.textBox1.TabIndex = 1;
			this.textBox1.Text = "";
			// 
			// radioButton1
			// 
			this.radioButton1.Location = new System.Drawing.Point(40, 24);
			this.radioButton1.Name = "radioButton1";
			this.radioButton1.Size = new System.Drawing.Size(104, 16);
			this.radioButton1.TabIndex = 2;
			this.radioButton1.Text = "Download";
			this.radioButton1.Click += new System.EventHandler(this.RadioBtn_click);
			// 
			// radioButton2
			// 
			this.radioButton2.Location = new System.Drawing.Point(40, 48);
			this.radioButton2.Name = "radioButton2";
			this.radioButton2.Size = new System.Drawing.Size(104, 16);
			this.radioButton2.TabIndex = 3;
			this.radioButton2.Text = "Upload";
			this.radioButton2.Click += new System.EventHandler(this.RadioBtn_click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(40, 240);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(80, 24);
			this.button2.TabIndex = 5;
			this.button2.Text = "Begin";
			this.button2.Click += new System.EventHandler(this.BeginBtn_click);
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(160, 240);
			this.button3.Name = "button3";
			this.button3.Size = new System.Drawing.Size(80, 24);
			this.button3.TabIndex = 6;
			this.button3.Text = "Exit";
			this.button3.Click += new System.EventHandler(this.ExitBtn_click);
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.AddRange(new System.Windows.Forms.Control[] {
																					this.radioButton2,
																					this.radioButton1});
			this.groupBox1.Location = new System.Drawing.Point(8, 16);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(160, 80);
			this.groupBox1.TabIndex = 7;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "Mode";
			// 
			// saveFileDialog1
			// 
			this.saveFileDialog1.FileName = "doc1";
			// 
			// statusBar1
			// 
			this.statusBar1.Location = new System.Drawing.Point(0, 286);
			this.statusBar1.Name = "statusBar1";
			this.statusBar1.Size = new System.Drawing.Size(304, 16);
			this.statusBar1.TabIndex = 8;
			this.statusBar1.Text = "Status";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(8, 168);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(104, 16);
			this.label2.TabIndex = 9;
			this.label2.Text = "File Location:";
			// 
			// textBox2
			// 
			this.textBox2.Location = new System.Drawing.Point(8, 192);
			this.textBox2.Name = "textBox2";
			this.textBox2.Size = new System.Drawing.Size(192, 21);
			this.textBox2.TabIndex = 10;
			this.textBox2.Text = "";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(216, 192);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(64, 24);
			this.button1.TabIndex = 11;
			this.button1.Text = "Browse";
			this.button1.Click += new System.EventHandler(this.BrowseBtn_click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(304, 302);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.button1,
																		  this.textBox2,
																		  this.label2,
																		  this.statusBar1,
																		  this.groupBox1,
																		  this.button3,
																		  this.button2,
																		  this.textBox1,
																		  this.label1});
			this.Name = "Form1";
			this.Text = "WebPageLoad";
			this.groupBox1.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion

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

		private void RadioBtn_click(object sender, System.EventArgs e)
		{
			if(radioButton1.Checked==true)
			{statusBar1.Text="Ready to download";}
			if(radioButton2.Checked==true)
			{statusBar1.Text="Ready to upload";}
		}
		private void BrowseBtn_click(object sender, System.EventArgs e)
		{
			try
			{
				if(radioButton1.Checked==false&&radioButton2.Checked==false)
					MessageBox.Show("Please choose the mode!");
				else
				{
					if(radioButton1.Checked==true)
					{
						saveFileDialog1.Filter="Html(*.htm)|*.htm|All Files(*.*)|*.*";
						saveFileDialog1.Title="Save as ...";
						if(textBox2.Text=="")
						{
							if(saveFileDialog1.ShowDialog()==DialogResult.OK)
							{
								textBox2.Text=saveFileDialog1.FileName;
							}
							else
							{
								MessageBox.Show("Please Choose the file!");
							}
						}
					}
					if(radioButton2.Checked==true)
					{
						openFileDialog1.Filter="Html(*.htm)|*.htm|All Files(*.*)|*.*";
						openFileDialog1.Title="Open file ...";
						if(textBox2.Text=="")
						{
							if(openFileDialog1.ShowDialog()==DialogResult.OK)
							{
								textBox2.Text=openFileDialog1.FileName;
							}
							else
							{
								MessageBox.Show("Please choose the file!");
							}
						}
					}
				}
			}
			catch(Exception ee)
			{MessageBox.Show(ee.Message);}
		}

		private void BeginBtn_click(object sender, System.EventArgs e)
		{
			string URL=textBox1.Text;
			if(radioButton1.Checked==false&&radioButton2.Checked==false)
				MessageBox.Show("Please choose the mode!");
			else
			{
				if(radioButton1.Checked==true)
				{
					try
					{
						statusBar1.Text="Begin to download";
						MyWebClient.DownloadFile(URL,textBox2.Text);
						statusBar1.Text="Download Successfully!";
					}
					catch(WebException ee)
					{MessageBox.Show(ee.Message);}
				}
				if(radioButton2.Checked==true)
				{
					try
					{
						statusBar1.Text="Begin to upload";
						MyWebClient.UploadFile(URL,textBox2.Text);
						statusBar1.Text="Upload Successfully!";
					}
					catch(WebException ee)
					{MessageBox.Show(ee.Message);}
				}
			}
		}


		private void ExitBtn_click(object sender, System.EventArgs e)
		{
			this.Close();
		}
	}
}