【下载文档:  asp.net listbox实现单选全选取消.txt 】

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asp.net listbox实现单选全选取消
前台 复制代码 代码如下:

确定 取消 <%-- --%>

选取部门： 已选定部门：

后台 复制代码 代码如下: using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using BLL; using Model; public partial class Boarding_HarmSelRoleEmp : System.Web.UI.Page { protected void Page_Load(object sender, System.EventArgs e) { if(!IsPostBack) { if (BLL.EmailUser.GetEmailUserByID(Session["username"].ToString()).userCompany.ToString() == "北京")//登录判断 { //左侧listbox绑定部门 this.UserList.Items.Clear(); this.UserList.Items.Add(new ListItem("总董事长办公室", "总董事长办公室")); this.UserList.Items.Add(new ListItem("财务", "财务")); this.UserList.Items.Add(new ListItem("市场", "市场")); this.UserList.Items.Add(new ListItem("行政", "行政")); this.UserList.Items.Add(new ListItem("IT", "IT")); } } } protected void cmdAdd_Click(object sender, System.EventArgs e)//添加到右侧 { bool exist=false;//判断在右侧是否存在，不存在则将左侧部门添加到右侧 foreach( ListItem li in lstSelEmp.Items) { if(li.Value==UserList.SelectedItem.Value) { exist=true; } } if(exist==false) { lstSelEmp.Items.Add(new ListItem(UserList.SelectedItem.Text,UserList.SelectedItem.Value)); } } protected void cmdDel_Click(object sender, System.EventArgs e)//取消右侧选择 { lstSelEmp.Items.Remove(lstSelEmp.SelectedItem); } protected void cmdDelAll_Click(object sender, System.EventArgs e)//全部取消右侧选择 { for(int i=0;i