add.aspx.cs

来自「asp做的新闻系统」· CS 代码 · 共 114 行

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;

namespace Web.Forum
{
	/// <summary>
	/// Add 的摘要说明。
	/// </summary>
	public class Add : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox TxtContent;
		protected System.Web.UI.WebControls.TextBox TxtTitle;
		protected System.Web.UI.WebControls.Button BtnSave;
		protected System.Web.UI.WebControls.Button BtnCancel;
		protected System.Web.UI.HtmlControls.HtmlTable Table4;
	
		private Web.DataAccess.DataAccess Das = new DataAccess.DataAccess();
		public string strUserName,strForumName;
		public int nForumID;
		protected System.Web.UI.WebControls.Button BtnExit;

		private void Page_Load(object sender, System.EventArgs e)
		{
			BtnSave.Attributes.Add("onclick","javascript:return CheckInput();");			
			BtnExit.Attributes.Add("onclick","javascript:return window.close();");

			strUserName = Session["UserName"].ToString();
			nForumID = int.Parse(Request["ForumID"].ToString());
			strForumName = Request["ForumName"];
		}

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN：该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <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.BtnSave.Click += new System.EventHandler(this.BtnSave_Click);
			this.BtnCancel.Click += new System.EventHandler(this.BtnCancel_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void BtnCancel_Click(object sender, System.EventArgs e)
		{
			Clear();
		}

		private void BtnSave_Click(object sender, System.EventArgs e)
		{
			string strTitle,strContent,strSql;

			strTitle = TxtTitle.Text.Trim();
			strContent = HTMLEncode(TxtContent.Text);

			strSql = "insert into Forum(ForumID,title,content,username,postdate) values("
				+ nForumID + ",'" + strTitle + "','" + strContent + "','" + strUserName + "','" + DateTime.Now.ToString() + "')";

			if(Das.ExecSql(strSql))
			{
				Response.Write("<script language='javascript'>alert('保存成功！');</script>");
				Clear();
			}
			else
				Response.Write("<script language='javascript'>alert('保存不成功，请重新保存！');</script>");
		}

		private string HTMLEncode(string str)
		{
			            
			str = str.Replace(">", "&gt;");			
			str = str.Replace("<", "&lt;");
			char ch;
			ch=(char)32;
			str = str.Replace(ch.ToString(), "&nbsp;");
			ch=(char)34;
			str = str.Replace(ch.ToString(), "&quot;");
			ch=(char)39;
			str = str.Replace(ch.ToString(), "&#39;");
			ch=(char)13;
			str = str.Replace(ch.ToString(), "");
			ch=(char)10;
			str = str.Replace(ch.ToString(), "<BR> ");

			return str;
		}

		private void Clear()
		{
			TxtTitle.Text = "";
			TxtContent.Text = "";
		}
	}
}