userpara.aspx.cs

ASP.net网站开发四“酷”全书：新闻、论坛、电子商城、博客_源码

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 BusObjectForum;
using SampleForum.SetData;

namespace SampleForum.SysManage
{
	/// <summary>
	/// UserPara 的摘要说明。
	/// </summary>
	public class UserPara : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.DataGrid dgrUserPara;
		protected System.Web.UI.WebControls.Label labCurrentPage;
		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)
			InitList();
			this.dgrUserPara.Columns[0].Visible = false;
		}
		public static string CONNSTRING
		{
			get
			{
				connect_strings oConn = new connect_strings();
				return oConn.OLEDBConnectionString;
			}
		}
		public static string SQLCONNSTRING
		{
			get
			{
				connect_strings oConn = new connect_strings();
				return oConn.SqlConnectionString;
			}
		}
		public void InitList()
		{
			InnerFunction oFunction = new InnerFunction();
			string ErrDesc="";
			dgrUserPara.PageSize =int.Parse(oFunction.getUserParaByName(CONNSTRING,"Forum_ListPageNO",out ErrDesc));
			dgrUserPara.PagerStyle.Mode=PagerMode.NumericPages;
		    ErrDesc = "";
			AdminC oAdmin = new AdminC();
			DataSet oDataSet = oAdmin.getUserParaList(CONNSTRING,out ErrDesc);
			if(ErrDesc=="")
			{
				this.dgrUserPara.DataSource = oDataSet.Tables["T_Function"].DefaultView;
				this.dgrUserPara.DataBind();
			}
			else
			{
				Response.Write ("取参数列表发生错误:"+ErrDesc);
				Response.End();
			}
		}
		public void DoItemEdit(object oSource,DataGridCommandEventArgs oArgs)
		{
			this.dgrUserPara.EditItemIndex = oArgs.Item.ItemIndex;
			InitList();
		}
		public void ParaUpdate(object oSource,DataGridCommandEventArgs oArgs)
		{
			string ErrDesc="";
			TextBox oUpdate = (TextBox)oArgs.Item.FindControl("txtVal");
			string strParaId = oArgs.Item.Cells[0].Text;
			AdminC oAdmin = new AdminC();
			if(oAdmin.UpdateParaByID(SQLCONNSTRING,oUpdate.Text,strParaId,out ErrDesc))
			{
				Response.Write ("更新参数成功!");
			}
			else
			{
				Response.Write ("发生错误:"+ErrDesc);
			}
		}
		public void ParaCancel(object oSource,DataGridCommandEventArgs oArgs)
		{
			this.dgrUserPara.EditItemIndex = -1;
			this.InitList();
		}
		public void ChangePage(object oSender,DataGridPageChangedEventArgs objArgs)
		{
			dgrUserPara.CurrentPageIndex = objArgs.NewPageIndex;
			InitList();
			labCurrentPage.Text = (dgrUserPara.CurrentPageIndex+1).ToString();
		}
		#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.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	}
}