locationselector.ascx.cs

一个网上购物系统

	using System;
	using System.Data;
	using System.Drawing;
	using System.Web;
	using System.Web.UI.WebControls;
	using System.Web.UI.HtmlControls;

	/// <summary>
	///		Summary description for LocationSelector.
	/// </summary>
	public partial class LocationSelector : System.Web.UI.UserControl
	{
		private void Page_Load(object sender, System.EventArgs e)
		{
			// Put user code to initialize the page here
		}
		public string GetSelectedState(){
			if(ddlState.Visible){
				return ddlState.SelectedValue;
			}else{
				return txtState.Text;
			}
		}
		public string GetSelectedCountry(){
			return ddlCountry.SelectedValue;
		}
		public void LoadDrops(string selectedState, string selectedCountry){
            if (selectedCountry == "US") {
				ToggleStateDrop(true);
				try{
					ddlState.SelectedValue=selectedState;
				}catch{

				}
			}else{
				ToggleStateDrop(false);
                txtState.Text = selectedState;

			}
            ddlCountry.SelectedValue = selectedCountry;
			
		}
		void ToggleStateDrop(bool showIt){

			ddlState.Visible=showIt;
			valState.Visible=showIt;
			txtState.Visible=!showIt;
		}
		#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.ddlCountry.SelectedIndexChanged += new System.EventHandler(this.ddlCountry_SelectedIndexChanged);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
		private void ddlCountry_SelectedIndexChanged(object sender, System.EventArgs e) {
			if(ddlCountry.SelectedValue=="US"){
				ToggleStateDrop(true);
			}else{
				ToggleStateDrop(false);
			}
		}

	}