| 标题 | asp.net listbox实现单选全选取消 |
| 内容 | 这篇文章主要介绍了asp.net listbox单选全选取消的应用,需要的朋友可以参考下 前台 代码如下: <head runat="server"> <title>部门多选</title> <meta name="GENERATOR" content="Microsoft Visual Studio.NET 7.0"> <meta name="CODE_LANGUAGE" content="C#"> <meta name="vs_defaultClientScript" content="JavaScript"> <meta name="vs_targetSchema" content=""> <SCRIPT language="javascript" type="text/javascript"> function Ok() { window.close(); opener.document.all.txtOtherMan.value = window.Form2.hide.value; } function Cancel() { window.close(); } </SCRIPT> </head> <body> <form id="Form2" method="post" runat="server"> <TABLE cellSpacing="0" cellPadding="0"> <TR> <TD> <INPUT id="hide" type="hidden" value="<%=pass()%>"> <BUTTON id="ok" onclick="javascript:Ok();" type="button">确定</BUTTON> <BUTTON id="cancel" onclick="javascript:Cancel();" type="button">取消</BUTTON> <%-- <asp:Button ID="Button1" runat="server" Text="确定" OnClick="Button1_Click" />--%> </TD> </TR> <TR> <TD vAlign="top"> <DIV> <asp:listbox id="UserList" runat="server" Height="201px" Width="200px" SelectionMode="Multiple" DataTextField="Name" DataValueField="Name"></asp:listbox> <asp:listbox id="lstSelEmp" runat="server" Height="202px" Width="211px"></asp:listbox> <asp:label id="Label4" runat="server" CssClass="tttable">选取部门：</asp:label> <asp:label id="Label5" runat="server" CssClass="tttable" Height="18px" Width="108px">已选定部门：</asp:label> <asp:button id="cmdAdd" runat="server" CssClass="bsbttn" Height="27px" Width="63px" Text="添加->" onclick="cmdAdd_Click"></asp:button> <asp:button id="cmdDel" runat="server" CssClass="bsbttn" Height="30px" Width="60px" Text="<-删除" onclick="cmdDel_Click"></asp:button> <asp:button id="cmdAddAll" runat="server" CssClass="bsbttn" Height="30px" Width="60px" Text="全选" onclick="cmdAddAll_Click"></asp:button> <asp:button id="cmdDelAll" runat="server" CssClass="bsbttn" Height="30px" Width="60px" Text="全不选" onclick="cmdDelAll_Click"></asp:button> </DIV> </TD> </TR> </TABLE> </form> </body> 后台 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<lstSelEmp.Items.Count; ) lstSelEmp.Items.Remove(lstSelEmp.Items[i]); } protected void cmdAddAll_Click(object sender, System.EventArgs e)//全部添加到右侧 { foreach(ListItem li in UserList.Items) { bool exist=false; foreach( ListItem lised in lstSelEmp.Items) if(lised.Value==li.Value) exist=true; if(exist==false) lstSelEmp.Items.Add(new ListItem(li.Text,li.Value)); } } public string pass() { string txt=""; for(int j=0;j < lstSelEmp.Items.Count;j++) { txt+=lstSelEmp.Items[j]; txt+="','"; } return txt; } } |
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