documentprimarytype.aspx.cs

很不错的公文流转系统

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 OI.DatabaseOper ;
namespace OI.Manage
{
	/// <summary>
	/// DocumentPrimaryType 的摘要说明。
	/// </summary>
	public class DocumentPrimaryType : OI.PageBase
	{
		protected System.Web.UI.WebControls.Panel Panel1;
		protected System.Web.UI.WebControls.Panel Panel2;
		protected System.Web.UI.WebControls.ImageButton ImageButton_Save;
		protected System.Web.UI.WebControls.ImageButton ImageButton_Cancel;
		protected System.Web.UI.WebControls.ImageButton ImageButton_Add;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.TextBox TextBox_DocumentType;
		protected System.Web.UI.WebControls.DataGrid DataGrid_DocumentPrimaryType;
		private DatabaseConnect dc=new DatabaseConnect();
	
		private void Page_Load(object sender, System.EventArgs e)
		{
//			LinkButton linkButton=(LinkButton)DataGrid_DocumentPrimaryType.FindControl("LinkButton_Delete");
//			linkButton.Attributes["onclick"]="return confirm('删除该类别将同时删除其子类别');";
			if (Session["userid"]==null)
			{
				Response.Write ("<script>alert('超时,请重新登录');top.location.href='../userpass.aspx';</script>");
				return ;
			}
			if(!Page.IsPostBack)
			{
				Bind();
			}// 在此处放置用户代码以初始化页面
		}

		#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.DataGrid_DocumentPrimaryType.CancelCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid_DocumentPrimaryType_Cancel);
			this.DataGrid_DocumentPrimaryType.EditCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid_DocumentPrimaryType_Edit);
			this.DataGrid_DocumentPrimaryType.UpdateCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid_DocumentPrimaryType_Update);
			this.DataGrid_DocumentPrimaryType.DeleteCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.DataGrid_DocumentPrimaryType_DeleteCommand);
			this.DataGrid_DocumentPrimaryType.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.DataGrid_DocumentPrimaryType_ItemDataBound);
			this.ImageButton_Add.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton_Add_Click);
			this.ImageButton_Save.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton_Save_Click);
			this.ImageButton_Cancel.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton_Cancel_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		/// <summary>
		/// 取消修改操作
		/// </summary>
		/// <param name="source"></param>
		/// <param name="e"></param>
		private void DataGrid_DocumentPrimaryType_Cancel(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			DataGrid_DocumentPrimaryType.EditItemIndex=-1;
			Bind();
		}

		/// <summary>
		/// 编辑类别
		/// </summary>
		/// <param name="source"></param>
		/// <param name="e"></param>
		private void DataGrid_DocumentPrimaryType_Edit(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			Panel2.Visible=false;
			Panel1.Visible=true;
			DataGrid_DocumentPrimaryType.EditItemIndex=e.Item.ItemIndex;
			Bind();
		}
		/// <summary>
		/// 保存修改
		/// </summary>
		/// <param name="source"></param>
		/// <param name="e"></param>
		private void DataGrid_DocumentPrimaryType_Update(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			int ID=Convert.ToInt32(DataGrid_DocumentPrimaryType.DataKeys[e.Item.ItemIndex]);
			string DocumentName=((TextBox)e.Item.FindControl("DocumentName")).Text;
			string sql="update DocumentPrimaryType set DocumentTypeDescription='"+DocumentName+"' where PrimaryType="+ID;
			dc.ExecuteSQL(sql);
            DataGrid_DocumentPrimaryType.EditItemIndex=-1;
			Bind();
		}
		/// <summary>
		///  绑定列表
		/// </summary>
		private void Bind()
		{
			string sql="select * from DocumentPrimaryType";
			DataSet ds=dc.getBinding(sql,"t");
			DataGrid_DocumentPrimaryType.DataSource=ds.Tables["t"].DefaultView;
			DataGrid_DocumentPrimaryType.DataBind();
		}

		/// <summary>
		///  添加新类别
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void ImageButton_Add_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			if(DataGrid_DocumentPrimaryType.EditItemIndex!=-1)
			{
				DataGrid_DocumentPrimaryType.EditItemIndex=-1;
				Bind();
			}
			TextBox_DocumentType.Text="";
			Panel1.Visible=false;
			Panel2.Visible=true;
		}
		/// <summary>
		///保存新类别
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void ImageButton_Save_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			if(Page.IsValid)
			{
				string sql1="select * from DocumentPrimaryType where  DocumentTypeDescription="+"'"+TextBox_DocumentType.Text+"'";
                int countt=Convert.ToInt32(dc.GetValueBySql(sql1));
				if (countt==0)
				{
					string sql="insert into DocumentPrimaryType(DocumentTypeDescription)values('"+TextBox_DocumentType.Text+"')";
					dc.ExecuteSQL(sql);
					Bind();
					Panel1.Visible=true;
					Panel2.Visible=false;
				}
				else
				{
					Page.RegisterStartupScript("","<script>alert('你不能增加同名的文档类型！');</script>");
					return;
				}
			}
		}
		/// <summary>
		/// 取消添加
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void ImageButton_Cancel_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			
			TextBox_DocumentType.Text="";
			Panel1.Visible=true;
			Panel2.Visible=false;
		}

		/// <summary>
		/// 删除类别
		/// </summary>
		/// <param name="source"></param>
		/// <param name="e"></param>
		private void DataGrid_DocumentPrimaryType_DeleteCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			Panel2.Visible=false;
			Panel1.Visible=true;
			int ID=Convert.ToInt32(DataGrid_DocumentPrimaryType.DataKeys[e.Item.ItemIndex]);
			string sql1="select * from DocumentPrimaryType a inner join DocumentChildType b on a.PrimaryType=b.PrimaryType where a.PrimaryType="+ID;
			int countt=Convert.ToInt32(dc.GetValueBySql(sql1));
			if (countt==0)
			{
				string sql="delete DocumentPrimaryType where PrimaryType="+ID;
				dc.ExecuteSQL(sql);
				Bind();
				return;
				
			}
			else
			{
				Page.RegisterStartupScript("","<script>alert('此信息被使用！');</script>");
				return;
			}
		
		}

		private void DataGrid_DocumentPrimaryType_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
		{
			if(e.Item.ItemType!=ListItemType.Footer&&e.Item.ItemType!=ListItemType.Header)
			{
				LinkButton lkbtn=(LinkButton)e.Item .FindControl ("LinkButton_Delete");
				if (lkbtn !=null)
				{
					lkbtn.Attributes ["onclick"]="true";
				}
			}
		}
		
	}
}