📄 sys_useradmin.aspx.cs
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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_User_Admin 的摘要说明。
/// </summary>
public class Sys_User_Admin : 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.DropDownList ddl_Group;
protected System.Web.UI.WebControls.TextBox tb_UserName;
protected System.Web.UI.WebControls.RequiredFieldValidator R1;
protected System.Web.UI.WebControls.RequiredFieldValidator R2;
protected System.Web.UI.WebControls.Button b_Save;
protected System.Web.UI.WebControls.TextBox tb_UserID;
protected System.Web.UI.WebControls.Button b_Delete;
protected System.Web.UI.WebControls.Button b_Clear;
protected System.Web.UI.WebControls.ListBox lb_Roles;
protected System.Web.UI.WebControls.Button b_AddRole;
protected System.Web.UI.WebControls.ListBox lb_Selected;
protected System.Web.UI.WebControls.Button b_AddAll;
protected System.Web.UI.WebControls.Button b_DelAll;
protected System.Web.UI.WebControls.Button b_DelRole;
protected System.Web.UI.WebControls.Button b_GgpRoles;
private DataTable dtUser = null ;
private void Page_Load(object sender, System.EventArgs e)
{
//获取用户表
dtUser = (DataTable)Session["dtUser"] ;
if(dtUser == null )
{
dtUser = new DataTable() ;
}
if(!IsPostBack)
{
// 组对象
Group grp = new Group() ;
//查询所有组
DataTable dt = grp.GetGroup() ;
//初始化组下拉框
CommHandler.DDL_Init(this.ddl_Group,dt,false) ;
//初始化用户列表
InitData() ;
CommHandler.AddConfirm(b_Delete,"确定要删除该用户信息吗？") ;
}
CommHandler.BindGrid(dg,dtUser) ;
}
/// <summary>
/// 初始化用户列表
/// </summary>
private void InitData()
{
//取得组的选中值
string grpID = this.ddl_Group.SelectedValue ;
string grpName = this.ddl_Group.SelectedItem.Text ;
//根据组ID查询用户信息
Usr usr = new Usr() ;
dtUser =usr.GetUserByGroup(grpID,grpName) ;
//保存查询结果
Session["dtUser"] = dtUser ;
CommHandler.BindGrid(dg,dtUser) ;
//初始化可选角色
InitList() ;
//表格的选中行置为-1
this.dg.SelectedIndex = -1 ;
}
/// <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.ddl_Group.SelectedIndexChanged += new System.EventHandler(this.ddl_Group_SelectedIndexChanged);
this.dg.ItemCommand += new System.Web.UI.WebControls.DataGridCommandEventHandler(this.dg_ItemCommand);
this.b_GgpRoles.Click += new System.EventHandler(this.b_GgpRoles_Click);
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.b_Delete.Click += new System.EventHandler(this.b_Delete_Click);
this.b_Clear.Click += new System.EventHandler(this.b_Clear_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
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.dtUser.Rows.Count > row)
{
//将选中的用户ID存放到隐藏控件中
this.tb_UserID.Text = this.dtUser.Rows[row]["UserID"].ToString() ;
this.tb_UserName.Text = this.dtUser.Rows[row]["UserName"].ToString() ;
this.tb_UserID.Enabled = false ;
//显示用户的已有角色
Usr usr = new Usr() ;
//取用户的所有权限
string roles = usr.GetUsrRoles(tb_UserID.Text) ;
//将权限显示在列表
ShowRole(roles) ;
}
}
/// <summary>
/// 显示所选用户的角色
/// </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 ddl_Group_SelectedIndexChanged(object sender, System.EventArgs e)
{
//根据选中的组，重新查询用户信息
InitData() ;
Clear() ;
}
private void b_Save_Click(object sender, System.EventArgs e)
{
Usr usr = new Usr() ;
usr.UserID = this.tb_UserID.Text.Trim() ;
usr.UserName = this.tb_UserName.Text.Trim() ;
usr.GroupID = this.ddl_Group.SelectedValue ;
usr.Password = usr.UserID ;
int ret = 0 ;
if(this.dg.SelectedIndex < 0 )
{
//新建
ret = usr.AddUser() ;
if(ret==0)
{
//添加用户权限
SaveRole() ;
CommHandler.Alert(Page,"用户信息添加成功！") ;
}
}
else
{
//修改
ret = usr.ModifyUser() ;
if(ret==0)
{
// 保存用户权限
SaveRole() ;
CommHandler.Alert(Page,"用户信息修改成功！") ;
}
}
this.InitData() ;
}
/// <summary>
/// 保存用户角色信息
/// </summary>
private void SaveRole()
{
string usrID = this.tb_UserID.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
Usr usr = new Usr() ;
usr.AddRoles(usrID,roles) ;
}
private void b_Delete_Click(object sender, System.EventArgs e)
{
//获取要删除的用户ID号
string id = this.tb_UserID.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 ;
}
Usr usr = new Usr() ;
int ret = usr.DeleteUser(id) ;
if( ret == 0 )
{
CommHandler.Alert(Page,"用户信息删除成功！") ;
this.InitData() ;
}
}
private void b_Clear_Click(object sender, System.EventArgs e)
{
Clear() ;
}
/// <summary>
/// 清空画面
/// </summary>
private void Clear()
{
this.tb_UserID.Text = "" ;
this.tb_UserName.Text = "" ;
this.dg.SelectedIndex = -1 ;
this.tb_UserID.Enabled = true ;
this.InitList() ;
}
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>
/// 从可选角色添加项到已选
/// </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>
/// 从已选角色删除项到可选角色
/// </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) ;
}
}
private void b_GgpRoles_Click(object sender, System.EventArgs e)
{
string grpID = this.ddl_Group.SelectedValue ;
Group grp = new Group() ;
string grprole = grp.GetGroupRoles(grpID) ;
//将权限显示在列表
this.ShowRole(grprole) ;
}
}
}
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