search.aspx.cs

来自「ASP.NET的一些开发实例,有论坛管理系统等」· CS 代码 · 共 97 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 WhiteForum
{
	/// <summary>
	/// search 的摘要说明。
	/// </summary>
	public class search : BDStudioBase.FormBase
	{
		protected System.Web.UI.WebControls.DropDownList In_TextBox1;
		protected System.Web.UI.WebControls.DropDownList In_TextBox2;
		protected System.Web.UI.WebControls.TextBox In_TextBox3;
		protected System.Web.UI.WebControls.TextBox In_TextBox4;
		protected System.Web.UI.WebControls.TextBox In_TextBox5;
		protected System.Web.UI.WebControls.TextBox In_TextBox6;
		protected System.Web.UI.WebControls.TextBox In_TextBox7;
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.ImageButton btnSerch;
	
	    protected COM_ForumTopics COM_ForumTopics=new COM_ForumTopics();
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(!Page.IsPostBack)
			{
				this.In_TextBox1.DataSource=this.COMInterface.CreateDataSetFromSql("select cat_id,cat_name from forum_category");
				this.In_TextBox1.DataTextField="cat_name";
				this.In_TextBox1.DataValueField="cat_id";
				this.In_TextBox1.DataBind();
				this.In_TextBox1.SelectedIndex=0;
				Session["list"]=this.In_TextBox1.SelectedIndex;
				this.In_TextBox2.DataSource=this.COMInterface.CreateDataSetFromSql("select forum_id,f_subject from forum_forum where cat_id='"+this.In_TextBox1.SelectedItem.Value+"'");
				this.In_TextBox2.DataTextField="f_subject";
				this.In_TextBox2.DataValueField="forum_id";
				this.In_TextBox2.DataBind();
				this.In_TextBox2.SelectedIndex=0;
			}
			if(this.In_TextBox1.SelectedIndex!=(int)Session["list"])
			{
				this.In_TextBox2.DataSource=this.COMInterface.CreateDataSetFromSql("select forum_id,f_subject from forum_forum where cat_id='"+this.In_TextBox1.SelectedItem.Value+"'");
				this.In_TextBox2.DataTextField="f_subject";
				this.In_TextBox2.DataValueField="forum_id";
				this.In_TextBox2.DataBind();
				this.In_TextBox2.SelectedIndex=0;
				Session["list"]=this.In_TextBox1.SelectedIndex;
			}
		}

		#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.btnSerch.Click += new System.Web.UI.ImageClickEventHandler(this.btnSerch_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnSerch_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			if((In_TextBox3.Text==string.Empty)&&(In_TextBox4.Text==string.Empty)&&(In_TextBox5.Text==string.Empty)&&(In_TextBox6.Text==string.Empty)&&(In_TextBox7.Text==string.Empty))
			{
				Label1.Visible=true;
				return;
			}
			this.Param_Open("forums_main_topic");
			this.Param_set("as_starttime",this.In_TextBox6.Text);
			this.Param_set("as_endtime",this.In_TextBox7.Text);
			this.Param_set("as_subject",this.In_TextBox4.Text);
			this.Param_set("as_message",this.In_TextBox3.Text);
			this.Param_set("as_author",this.In_TextBox5.Text);
			Response.Redirect("forums/forums_main_topic.aspx?type=search");
		}
	}
}