searchform.aspx.cs

专业实例开发

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 BookersClient
{
	/// <summary>
	/// Summary description for SearchForm.
	/// </summary>
	public class SearchForm : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.RadioButton radISBN;
		protected System.Web.UI.WebControls.RadioButton radAuthor;
		protected System.Web.UI.WebControls.RadioButton radTitle;
		protected System.Web.UI.WebControls.RadioButton radCategory;
		protected System.Web.UI.WebControls.TextBox txtISBN;
		protected System.Web.UI.WebControls.TextBox txtAuthor;
		protected System.Web.UI.WebControls.TextBox txtTitle;
		protected System.Web.UI.WebControls.Button btnSearch;
		protected System.Web.UI.WebControls.Label lblInfo;
		protected System.Web.UI.WebControls.Button btnHome;
		protected System.Web.UI.WebControls.TextBox txtCategory;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// Put user code to initialize the page here
		}

		#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.btnSearch.Click += new System.EventHandler(this.btnSearch_Click);
			this.btnHome.Click += new System.EventHandler(this.btnHome_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnSearch_Click(object sender, System.EventArgs e)
		{
			string strText, strCriteria;
			strText="";
			strCriteria="";
			if(txtISBN.Text.Trim() == "" & txtAuthor.Text.Trim() =="" & txtCategory.Text.Trim() =="" & txtTitle.Text.Trim() =="")
			{
				lblInfo.Text ="Please enter a value!!";
				return;
			}

			if(radISBN.Checked == true)
			{
				strText = txtISBN.Text;
				strCriteria = "ISBN Number";
			}
			else if(radAuthor.Checked == true)
			{
				strText = txtAuthor.Text;
				strCriteria = "Author";
			}
			else if(radCategory.Checked == true)
			{
				strText = txtCategory.Text;
				strCriteria = "Category";
			}
			else if(radTitle.Checked == true)
			{
				strText = txtTitle.Text;
				strCriteria = "Title";
			}
			
			
			Response.Redirect ("DispResultForm.aspx?Cat=" + strCriteria + "& str=" + strText);
			
		}

		private void btnHome_Click(object sender, System.EventArgs e)
		{
			Response.Redirect ("MainForm.aspx");
		}

		
	}
}