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Execute treatment for each selected item (one item by one)

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Ajax

This is a migrated thread and some comments may be shown as answers.

Claude IMBERT asked on 14 Nov 2008, 04:11 PM

Hello,
i'm trying to execute a treatment for all selected line in a listview control (one by one)

this works fine but is it the right way to do that with telerik ? (OnResponseEnd + ajaxRequest)

    
            <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default7.aspx.cs" Inherits="Default7" %> 
        
            <%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %> 
        
            <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
        
            <html xmlns="http://www.w3.org/1999/xhtml">  
        
            <head id="Head1" runat="server">  
        
                <title>Untitled Page</title> 
        
                <script type="text/javascript">  
        
                //for the number of the next listitem to run  
        
                var LiListNumber=0 
        
                ////////////////////////////////////////////  
        
                function OnRequestStart(ajaxPanel, eventArgs){  
        
                  /**nothing to do**/  
        
                 }  
        
                function OnResponseEnd(ajaxPanel, eventArgs){                  
        
                  if(LiListNumber<document.getElementById('Listbox1').length)  
        
                  { TraitementList(document.getElementById('Listbox1'));}                
        
                     }  
        
                </script> 
        
            </head> 
        
            <body> 
        
                <form id="form1" runat="server">  
        
                <telerik:RadScriptManager ID="ScriptManager1" runat="server" EnableTheming="True">  
        
                </telerik:RadScriptManager> 
        
                <div> 
        
                    <telerik:RadCodeBlock ID="RadCodeBlock1" runat="server">  
        
                        <script type="text/javascript">  
        
                            function TraitementList(list)  
        
                            {                                    
        
                             var ajaxMng = $find("<%= RadAjaxManager1.ClientID %>");                                          
        
                             for (var i=LiListNumber; i < list.options.length ; i++)                   
        
                                //i'm searching for the next selected item                      
        
                                {if(list.options[i].selected){  
        
                                    var svgtext=list.options[i].text   
        
                                    list.options[i].text = "====>"+svgtext     
        
                                    //for the next call                          
        
                                    //i'm calling the treatment                                                                       
        
                                    ajaxMng.ajaxRequest(svgtext);                                                
        
                                    break  
        
                                    // exit                        
        
                                 }                       
        
                               }     
        
                               if(i<list.options.length)  
        
                                    {LiListNumber=i+1}  
        
                               else  
        
                                    {LiListNumber=0}  
        
                               return false;                    
        
                            }  
        
                        </script> 
        
                    </telerik:RadCodeBlock> 
        
                    <telerik:RadAjaxManager runat="server" ID="RadAjaxManager1" OnAjaxRequest="RadAjaxManager1_AjaxRequest" 
        
                        DefaultLoadingPanelID="RadAjaxLoadingPanel1">  
        
                        <ClientEvents OnRequestStart="OnRequestStart" OnResponseEnd="OnResponseEnd" /> 
        
                        <AjaxSettings> 
        
                            <telerik:AjaxSetting AjaxControlID="RadCodeBlock1">  
        
                                <UpdatedControls> 
        
                                    <telerik:AjaxUpdatedControl ControlID="Label1" LoadingPanelID="RadAjaxLoadingPanel1" /> 
        
                                </UpdatedControls> 
        
                            </telerik:AjaxSetting> 
        
                            <telerik:AjaxSetting AjaxControlID="Button3">  
        
                                <UpdatedControls> 
        
                                    <telerik:AjaxUpdatedControl ControlID="Label1" /> 
        
                                </UpdatedControls> 
        
                            </telerik:AjaxSetting> 
        
                        </AjaxSettings> 
        
                    </telerik:RadAjaxManager> 
        
                    <br /> 
        
                    <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label> 
        
                    <br /> 
        
                    <asp:ListBox ID="ListBox1" runat="server" Height="102px" SelectionMode="Multiple" 
        
                        Width="504px">  
        
                        <asp:ListItem Value="1">First</asp:ListItem> 
        
                        <asp:ListItem Value="2">Second</asp:ListItem> 
        
                        <asp:ListItem Value="3">Third</asp:ListItem> 
        
                        <asp:ListItem Value="4">Fourth</asp:ListItem> 
        
                        <asp:ListItem Value="5">Fith</asp:ListItem> 
        
                    </asp:ListBox> 
        
                    <asp:Button runat="server" ID="Button3" Text="Button3" OnClientClick="return TraitementList(ListBox1);" /> 
        
                    <br /> 
        
                </div> 
        
                </form> 
        
            </body> 
        
            </html>

    
            using System;  
        
            using System.Collections;  
        
            using System.Configuration;  
        
            using System.Data;  
        
            using System.Linq;  
        
            using System.Web;  
        
            using System.Web.Security;  
        
            using System.Web.UI;  
        
            using System.Web.UI.HtmlControls;  
        
            using System.Web.UI.WebControls;  
        
            using System.Web.UI.WebControls.WebParts;  
        
            using System.Xml.Linq;  
        
                public partial class Default7:System.Web.UI.Page {  
        
                    protected void Page_Load(object sender, EventArgs e)  
        
                    {  
        
                    }  
        
                    protected void RadAjaxManager1_AjaxRequest(object sender, Telerik.Web.UI.AjaxRequestEventArgs e) {  
        
                        Label1.Text="End of"+e.Argument;  
        
                        System.Threading.Thread.Sleep(3000);  
        
                    }   
        
            }

thanks for all your work.

Execute treatment for each selected item (one item by one)

2 Answers, 1 is accepted