sys_groupadmin.aspx.cs

人力资源管理系统

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 COAdmin.COMMON ;
using COAdmin.BLL ;

namespace COAdmin.USL
{
	/// <summary>
	/// Sys_GroupAdmin 的摘要说明。
	/// </summary>
	public class Sys_GroupAdmin : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.DataGrid dg;
		protected System.Web.UI.WebControls.Button b_Add;
		protected System.Web.UI.WebControls.Button bModify;
		protected System.Web.UI.WebControls.Button bDelete;
		protected System.Web.UI.WebControls.TextBox tb_GroupID;
		protected System.Web.UI.WebControls.TextBox tb_GroupName;
		protected System.Web.UI.WebControls.RequiredFieldValidator R1;
		protected System.Web.UI.WebControls.Button b_Clear;
		protected System.Web.UI.WebControls.Button b_Save;
		protected System.Web.UI.WebControls.ListBox lb_Roles;
		protected System.Web.UI.WebControls.Button b_AddAll;
		protected System.Web.UI.WebControls.ListBox lb_Selected;
		protected System.Web.UI.WebControls.Button b_AddRole;
		protected System.Web.UI.WebControls.Button b_DelRole;
		protected System.Web.UI.WebControls.Button b_DelAll;
		private DataTable dtGroup = null ;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			//组列表
			dtGroup = (DataTable)Session["dtGroup"] ;
			if(dtGroup == null )
			{
				dtGroup = new DataTable() ;
			}

			if(!IsPostBack)
			{
				//初始化页面数据
				InitData() ;				

				CommHandler.AddConfirm(bDelete,"确定要删除该组信息吗？") ;
			}
			//绑定表格
			CommHandler.BindGrid(dg,dtGroup) ;
		}

		/// <summary>
		/// 初始化页面数据
		/// </summary>
		private void InitData()
		{
			Group grp = new Group() ;
			//查询组信息
			dtGroup = grp.GetGroup() ;
			Session["dtGroup"] = dtGroup ;
			CommHandler.BindGrid(dg,dtGroup) ;
			//清空画面
			Clear() ;

			//初始化可选角色
			InitList() ;			
		}

		/// <summary>
		/// 初始化权限列表
		/// </summary>
		private void InitList()
		{
			//实例化角色信息对象
			Role role = new Role() ;
			DataTable dt = role.GetRools() ;
			//为Listbox指定数据源
			this.lb_Roles.DataSource = dt ;
			this.lb_Roles.DataTextField = "roleName" ;
			this.lb_Roles.DataValueField = "roleID" ;
			this.lb_Roles.DataBind() ;

			this.lb_Selected.Items.Clear() ;
		}


		#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.dg.ItemCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.dg_ItemCommand);
			this.b_AddAll.Click += new System.EventHandler(this.b_AddAll_Click);
			this.b_AddRole.Click += new System.EventHandler(this.b_AddRole_Click);
			this.b_DelRole.Click += new System.EventHandler(this.b_DelRole_Click);
			this.b_DelAll.Click += new System.EventHandler(this.b_DelAll_Click);
			this.b_Save.Click += new System.EventHandler(this.b_Save_Click);
			this.bDelete.Click += new System.EventHandler(this.bDelete_Click);
			this.b_Clear.Click += new System.EventHandler(this.b_Clear_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	
		private void bDelete_Click(object sender, System.EventArgs e)
		{
			//获取要删除的组ID号
			string id = this.tb_GroupID.Text.Trim() ;

			//组ID为空时，提示操作员，并返回
			if(id == "")
			{
				CommHandler.Alert(Page,"请在表格中选择要删除的行！") ;
				return ;
			}
					
			//调用删除方法
			Group grp = new Group() ;
			int ret = grp.DeleteGroup(id) ;
			if(ret == 0)
			{
				//删除成功
				CommHandler.Alert(Page,"组信息删除成功！") ;

				//重新显示表格
				InitData() ;
			}				
		
		}

		private void dg_ItemCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
		{
			//获取选中的行
			int row = e.Item.ItemIndex ; 

			if(this.dtGroup.Rows.Count > row)
			{
				//将选中的组信息显示在界面				
				this.tb_GroupID.Text = dtGroup.Rows[row]["VALUEID"].ToString() ;
				this.tb_GroupName.Text = dtGroup.Rows[row]["VALUETEXT"].ToString() ;

				this.tb_GroupID.Enabled = false ;

				//显示组的已有角色
				Group grp = new Group() ;
				//取用户的所有权限
				string roles = grp.GetGroupRoles(tb_GroupID.Text) ;
				//将权限显示在列表
				ShowRole(roles) ;
			}		
		}

		/// <summary>
		/// 将组角色显示到界面
		/// </summary>
		/// <param name="roles"></param>
		private void ShowRole(string roles)
		{			
			//将权限字符串分割为数组
			string[] spRoles = roles.Split(new char[] {','}) ;
			
			for(int i=0;i<spRoles.Length;i++)
			{
				if(spRoles[i] != "")
				{
					//与可选权限匹配
					ListItem li = this.lb_Roles.Items.FindByValue(spRoles[i]) ;
					if(li != null)
					{
						//将选项从可选角色中移除
						this.lb_Roles.Items.Remove(li) ;
						//将选项加入到已选角色
						this.lb_Selected.Items.Add(li) ;
					}
				}
			}
		}

		private void b_Clear_Click(object sender, System.EventArgs e)
		{
			Clear() ;
		}

		/// <summary>
		/// 清空画面
		/// </summary>
		private void Clear()
		{
			//清空画面
			this.tb_GroupID.Text = "" ;
			this.tb_GroupName.Text = "" ;
			this.dg.SelectedIndex = -1 ;		
			this.tb_GroupID.Enabled = true ;

			this.InitList() ;
		}

		private void b_Save_Click(object sender, System.EventArgs e)
		{
			//获取组ID号
			string id = tb_GroupID.Text.Trim() ;
			Group grp = new Group() ;
			//组信息属性
			grp.GroupID = id ;
			grp.GroupName = this.tb_GroupName.Text.Trim() ;

			int ret = -1 ;

			//表格的选中行为空时，添加
			if(this.dg.SelectedIndex < 0)
			{
				ret = grp.AddGroup() ;

				if(ret == 0 )
				{
					//保存组权限
					SaveRole() ;

					CommHandler.Alert(Page,"组信息添加成功！") ;
					return ;
				}
			}

			else
			{
				//修改
				ret = grp.ModifyGroup() ;

				if(ret == 0)
				{
					//修改成功
					//保存组权限
					SaveRole() ;
					CommHandler.Alert(Page,"组信息修改成功！") ;
				}	
			}

			if(ret == 0)
			{
				//重新为表格初始化数据
				InitData() ;		
			}
		}

		private void b_AddAll_Click(object sender, System.EventArgs e)
		{
			//遍历所有可选角色
			int count = this.lb_Roles.Items.Count ;
			for(int i=0;i<count;i++)
			{
				this.lb_Selected.SelectedIndex = -1 ;

				//待添加的角色
				ListItem li = this.lb_Roles.Items[0] ;
				//添加
				AddItem(li) ;				
			}		
		}

		/// <summary>
		/// 从可选角色列表添加项到已选角色列表
		/// </summary>
		/// <param name="li"></param>
		private void AddItem(ListItem li)
		{
			if(li != null)
			{
				// 从可选角色中移除
				this.lb_Roles.Items.Remove(li) ;
				// 添加到已选角色
				this.lb_Selected.Items.Add(li) ;
			}
		}

		private void b_AddRole_Click(object sender, System.EventArgs e)
		{
			this.lb_Selected.SelectedIndex = -1 ;

			//待添加的角色
			ListItem li = this.lb_Roles.SelectedItem ;
			//添加
			AddItem(li) ;			

			this.lb_Roles.SelectedIndex = -1 ;
		}

		/// <summary>
		/// 从已选角色列表中移除到可选角色列表
		/// </summary>
		/// <param name="li"></param>
		private void RemoveItem(ListItem li)
		{
			if(li != null)
			{
				// 从可选角色中移除
				this.lb_Selected.Items.Remove(li) ;
				// 添加到已选角色
				this.lb_Roles.Items.Add(li) ;
			}
		}

		private void b_DelRole_Click(object sender, System.EventArgs e)
		{
			this.lb_Roles.SelectedIndex = -1 ;

			//待移除的角色
			ListItem li = this.lb_Selected.SelectedItem ;
			//移除
			RemoveItem(li) ;			
		}

		private void b_DelAll_Click(object sender, System.EventArgs e)
		{
			//遍历所有已选角色
			int count = this.lb_Selected.Items.Count ;
			for(int i=0;i<count;i++)
			{
				this.lb_Roles.SelectedIndex = -1 ;

				//待移除的角色
				ListItem li = this.lb_Selected.Items[0] ;
				//移除
				RemoveItem(li) ;				
			}		
		
		}

		/// <summary>
		/// 保存组角色
		/// </summary>
		private void SaveRole()
		{
			string grpID = this.tb_GroupID.Text.Trim() ;
			string roles = "" ;
			//将所选权限拼成逗号分隔字符串
			foreach(ListItem li in this.lb_Selected.Items)
			{
				if(roles != "")
				{
					roles += "," ;
				}

				roles += li.Value ;
			}
			//调用添加权限方法
			Group grp = new Group() ;
			grp.AddRoles(grpID,roles) ;
		}

	}
}