message.aspx.cs

基于asp.net实现得留言簿

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.Data.OleDb;

namespace _11_1
{
	/// <summary>
	/// WebForm1 的摘要说明。
	/// </summary>
	public class WebForm1 : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox tbxusername;
		protected System.Web.UI.WebControls.TextBox tbxmstitle;
		protected System.Web.UI.WebControls.TextBox tbxmscontent;
		protected System.Web.UI.WebControls.Button btnsubmit;
		protected System.Web.UI.WebControls.Label message;
		protected System.Web.UI.HtmlControls.HtmlInputButton Reset1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
		}

		#region Web 窗体设计器生成的代码
		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.btnsubmit.Click += new System.EventHandler(this.btnsubmit_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnsubmit_Click(object sender, System.EventArgs e)
		{	
			OleDbConnection objconn   = new OleDbConnection();
			objconn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:/bin/message.mdb";
			objconn.Open();
			string objsql,username,title,content;
			
			username = tbxusername.Text.Trim();
			title = tbxmstitle.Text.Trim();
			content = tbxmscontent.Text.Trim();
			if (title != "" ||username != "" || content != "")
			{
				objsql = "insert into Message(MUname,MsTitle,MsContent)values('" + username + "','" + title + "','" + content + "')";
				OleDbCommand objcmd = new OleDbCommand(objsql, objconn);
				objcmd.ExecuteNonQuery();
				objconn.Close();
				message.Text = "发表留言成功";
			}
			else
			{
				message.Text = "请输入完整信息!";
			}
		}
	}
}