operatefile.aspx.cs

ASP C#代码实例 适合初学人士学习使用

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Configuration;
using System.IO;

namespace Example_11_2
{
	/// <summary>
	/// Summary description for WebForm1.
	/// </summary>
	public class OperateFile : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox Title;
		protected System.Web.UI.WebControls.TextBox Money;
		protected System.Web.UI.WebControls.TextBox Pubdate;
		protected System.Web.UI.WebControls.TextBox OtherInfo;
		protected System.Web.UI.WebControls.DropDownList AccountType;
		protected System.Web.UI.WebControls.Button WriteFileBtn;
		protected System.Web.UI.WebControls.Button DeleteBtn;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfT;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfM;
		protected System.Web.UI.WebControls.RegularExpressionValidator reM;
		protected System.Web.UI.WebControls.RequiredFieldValidator rfD;
		protected System.Web.UI.WebControls.RegularExpressionValidator reD;
		protected System.Web.UI.WebControls.DataGrid xmlList;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			AccountDB account = new AccountDB();
			account.AccountFile = Server.MapPath(ConfigurationSettings.AppSettings["AccountFile"].ToString());

			if(!Page.IsPostBack)
			{
				BindAccountData(1);
			}

			///添加删除确认对话框
			DeleteBtn.Attributes.Add("onclick","return confirm('你确定要删除所帐目信息文件吗?');");
		}

		private void BindAccountData(int nUserID)
		{
			AccountDB account = new AccountDB();
			DataView dv = account.GetAccountsFromXml(nUserID);

			xmlList.DataSource = dv;
			xmlList.DataBind();
		}

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: This call is required by the ASP.NET Web Form Designer.
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{    
			this.WriteFileBtn.Click += new System.EventHandler(this.WriteFileBtn_Click);
			this.DeleteBtn.Click += new System.EventHandler(this.DeleteBtn_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void WriteFileBtn_Click(object sender, System.EventArgs e)
		{
			AccountDB account = new AccountDB();
			SymmetricMethodData symmetric = new SymmetricMethodData();

			account.AddAccount(
				symmetric.EncryptoData(Title.Text.Trim()),
				symmetric.EncryptoData(Money.Text.Trim()),
				symmetric.EncryptoData(OtherInfo.Text),
				Pubdate.Text.Trim(),
				"1",
				symmetric.EncryptoData(AccountType.SelectedItem.Text)
				);	

			BindAccountData(1);
		}

		private void DeleteBtn_Click(object sender, System.EventArgs e)
		{
			AccountDB account = new AccountDB();
			if(File.Exists(account.AccountFile))
			{
				File.Delete(account.AccountFile);
			}		
		}
	}
}