property.cs

动易SiteFactory&#8482 网上商店系统1.0源代码

namespace PowerEasy.WebSite.Controls.FieldControl
{
    using AjaxControlToolkit;
    using PowerEasy.Common;
    using PowerEasy.Web.UI;
    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Web.UI;
    using System.Web.UI.HtmlControls;
    using System.Web.UI.WebControls;

    public class Property : BaseFieldControl
    {
        protected DropDownExtender DDE;
        protected Panel DropPanel;
        protected Literal LtrProperty;
        protected Repeater RptSelectPropertyItem;
        protected HtmlTableRow Tab;
        protected TextBox TxtProperty;
        protected UpdatePanel UpnlSelectProperty;

        protected void DelItem_Command(object sender, CommandEventArgs e)
        {
            if (e.CommandName == "DelPropertyItem")
            {
                this.DelProperty(e.CommandArgument.ToString());
            }
            this.RptSelectPropertyItem.DataSource = this.ViewState["PropertyItemList" + base.FieldName] as List<string>;
            this.RptSelectPropertyItem.DataBind();
        }

        private void DelProperty(string delItem)
        {
            IList<string> propertyList = new List<string>();
            if (this.ViewState["PropertyItemList" + base.FieldName] != null)
            {
                propertyList = this.ViewState["PropertyItemList" + base.FieldName] as List<string>;
            }
            propertyList.Remove(delItem);
            this.SetProperties(propertyList);
        }

        private IList<string> GetPropertyItemList(string addItem)
        {
            IList<string> list = new List<string>();
            if (this.ViewState["PropertyItemList" + base.FieldName] != null)
            {
                list = this.ViewState["PropertyItemList" + base.FieldName] as List<string>;
            }
            bool flag = false;
            foreach (string str in list)
            {
                if (str == addItem)
                {
                    flag = true;
                    break;
                }
            }
            if (!flag)
            {
                list.Add(addItem);
            }
            this.ViewState["PropertyItemList" + base.FieldName] = list;
            return list;
        }

        private void InitializeDropPanel()
        {
            if (base.Settings.Count > 0)
            {
                string[] strArray = base.Settings[0].Split(new char[] { '|' });
                int num = 0;
                foreach (string str in strArray)
                {
                    LinkButton child = new LinkButton();
                    child.Text = str;
                    child.ID = "LbtnProperty" + num;
                    child.CssClass = "ContextMenuItem";
                    child.CausesValidation = false;
                    child.Click += new EventHandler(this.OnSelect);
                    this.DropPanel.Controls.Add(child);
                    num++;
                }
            }
        }

        protected void OnSelect(object sender, EventArgs e)
        {
            IList<string> propertyItemList = this.GetPropertyItemList(((LinkButton) sender).Text);
            this.RptSelectPropertyItem.DataSource = propertyItemList;
            this.RptSelectPropertyItem.DataBind();
            this.SetProperties(propertyItemList);
        }

        protected void Page_Load(object sender, EventArgs e)
        {
            this.InitializeDropPanel();
            if (!this.Page.IsPostBack && (BaseUserControl.RequestStringToLower("Action") == "modify"))
            {
                IList<string> list = new List<string>();
                foreach (string str in this.FieldValue.Split(new char[] { '|' }))
                {
                    list.Add(str);
                }
                this.RptSelectPropertyItem.DataSource = list;
                this.RptSelectPropertyItem.DataBind();
                this.ViewState["PropertyItemList" + base.FieldName] = list;
                this.Properties = this.FieldValue;
                this.TxtProperty.Visible = false;
                this.RptSelectPropertyItem.Visible = false;
                this.LtrProperty.Visible = true;
                this.LtrProperty.Text = this.FieldValue;
            }
        }

        private void SetProperties(IList<string> propertyList)
        {
            StringBuilder sb = new StringBuilder();
            foreach (string str in propertyList)
            {
                StringHelper.AppendString(sb, str, "|");
            }
            this.Properties = sb.ToString();
        }

        public string Properties
        {
            get
            {
                return (this.ViewState["Properties"] as string);
            }
            set
            {
                this.FieldValue = value;
                this.ViewState["Properties"] = value;
            }
        }
    }
}