Support forums » Products » Ajax Uploader » Re: Capturing a title for each uploaded file

Re: Capturing a title for each uploaded file

  •  01-05-2011, 8:38 PM

    Re: Capturing a title for each uploaded file

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    Hi mrichman,
     
    Please try the example below
     
    1. <%@ Page Language="C#" %>  
    2.   
    3. <%@ Import Namespace="CuteWebUI" %>  
    4. <%@ Register TagPrefix="CuteWebUI" Namespace="CuteWebUI" Assembly="CuteWebUI.AjaxUploader" %>  
    5. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">  
    6.   
    7. <script runat="server">  
    8.   
    9.     protected void UploadAttachments1_AttachmentAdded(object sender, AttachmentItemEventArgs args)  
    10.     {  
    11.         TextBox tb = (TextBox)args.Item.FindControl("textboxDesc");  
    12.         tb.Text = args.Item.ClientData;  
    13.     }  
    14.   
    15.     protected void UploadAttachments1_AttachmentCreated(object sender, AttachmentItemEventArgs args)  
    16.     {  
    17.         TextBox tb = (TextBox)args.Item.FindControl("textboxDesc");  
    18.         tb.TextChanged += new EventHandler(tb_TextChanged);  
    19.     }  
    20.   
    21.     void tb_TextChanged(object sender, EventArgs e)  
    22.     {  
    23.         TextBox tb=(TextBox)sender;  
    24.         for (Control c = tb; c != null; c = c.Parent)  
    25.         {  
    26.             if (c is AttachmentItem)  
    27.             {  
    28.                 ((AttachmentItem)c).ClientData = tb.Text;  
    29.                 return;  
    30.             }  
    31.         }  
    32.     }  
    33.   
    34.     protected void buttonTell_Click(object sender, EventArgs e)  
    35.     {  
    36.         StringBuilder sb = new StringBuilder();  
    37.         sb.Append("There's " + UploadAttachments1.Items + " items:");  
    38.         foreach (AttachmentItem item in UploadAttachments1.Items)  
    39.         {  
    40.             sb.Append("<br/>");  
    41.             sb.Append(item.FileName);  
    42.             sb.Append("    -    ");  
    43.             sb.Append(item.ClientData);  
    44.         }  
    45.         labelMsg.Text = sb.ToString();  
    46.     }  
    47. </script>  
    48.   
    49. <html xmlns="http://www.w3.org/1999/xhtml">  
    50. <head id="Head1" runat="server">  
    51.     <title>Untitled Page</title>  
    52. </head>  
    53. <body>  
    54.     <form id="form1" runat="server">  
    55.         <div>  
    56.             <button id='btnUpload' style="display: none;" onclick="Upload_Click();return false;">  
    57.                 Start Upload</button>  
    58.             <CuteWebUI:UploadAttachments runat="server" ID="UploadAttachments1" ManualStartUpload="True"  
    59.                 OnAttachmentAdded="UploadAttachments1_AttachmentAdded" OnAttachmentCreated="UploadAttachments1_AttachmentCreated"  
    60.                 NumFilesShowCancelAll="1000" InsertText="Add files">  
    61.                 <ItemTemplate>  
    62.                     <asp:TextBox runat="server" ID="textboxDesc" />  
    63.                 </ItemTemplate>  
    64.             </CuteWebUI:UploadAttachments>  
    65.             <br />  
    66.             <table id='clientTable' style="display: none; font-size: 9pt; border-collapse: collapse"  
    67.                 border="1" cellspacing="0" cellpadding="5">  
    68.                 <tr>  
    69.                     <td>  
    70.                         FileName  
    71.                     </td>  
    72.                     <td>  
    73.                         Description  
    74.                     </td>  
    75.                     <td>  
    76.                         Status  
    77.                     </td>  
    78.                 </tr>  
    79.             </table>  
    80.             <br />  
    81.             <asp:Button runat=server ID="buttonTell" Text="Tell me how to get the server textbox values" OnClick="buttonTell_Click" OnClientClick="return buttonTell_Click()" />  
    82.             <br />  
    83.             <asp:Label runat=server ID="labelMsg" />  
    84.         </div>  
    85.     </form>  
    86. </body>  
    87.   
    88. <script>  
    89.     var btnUpload=document.getElementById("btnUpload");  
    90.     var clientTable=document.getElementById("clientTable");  
    91.     var uploader=document.getElementById('<%=UploadAttachments1.ClientID %>');  
    92.     var buttonTell=document.getElementById('<%=buttonTell.ClientID %>');  
    93.     var buttonTellClicked=false;  
    94.       
    95.     function Upload_Click()  
    96.     {  
    97.         uploader.startupload();  
    98.     }  
    99.       
    100.     function buttonTell_Click()  
    101.     {  
    102.         buttonTellClicked=true;  
    103.         var items=uploader.getitems();  
    104.         for(var i=0;i<items.length;i++)  
    105.         {  
    106.             switch(items[i].Status)  
    107.             {  
    108.                 case "Queue":  
    109.                 case "Upload":  
    110.                     uploader.startupload();  
    111.                     return false;  
    112.             }  
    113.         }  
    114.         return true;  
    115.     }  
    116.       
    117.     function CuteWebUI_AjaxUploader_OnPostback()  
    118.     {  
    119.         if(buttonTellClicked)  
    120.         {  
    121.             buttonTell.click();  
    122.             return false;  
    123.         }  
    124.     }  
    125.       
    126.     function CuteWebUI_AjaxUploader_OnQueueUI(files)  
    127.     {  
    128.         btnUpload.style.display=files.length>0?"":"none";  
    129.           
    130.         clientTable.style.display=files.length>0?"":"none";  
    131.           
    132.         ShowMyClientTable(files);  
    133.           
    134.         return false;  
    135.     }  
    136.       
    137.     function ShowMyClientTable(files)  
    138.     {  
    139.         var map={}  
    140.         var newlist=[];  
    141.         for(var i=1;i<clientTable.rows.length;i++)  
    142.         {  
    143.             var row=clientTable.rows.item(i);  
    144.             row._scan=false;  
    145.             map[row._filekey]=row;  
    146.         }  
    147.         //update existing row  
    148.         for(var i=0;i<files.length;i++)  
    149.         {  
    150.             var file=files[i];  
    151.             var row=map[file.InitGuid||file.FileName];  
    152.             if(row==null)  
    153.             {  
    154.                 newlist.push(file);  
    155.                 continue;  
    156.             }  
    157.             row._scan=true;  
    158.             UpdateToRow(row,file);  
    159.         }  
    160.         //delete removed row  
    161.         for(var i=1;i<clientTable.rows.length;i++)  
    162.         {  
    163.             var row=clientTable.rows.item(i);  
    164.             if(!row._scan)  
    165.             {  
    166.                 clientTable.deleteRow(i);  
    167.                 i--;  
    168.             }  
    169.         }  
    170.         //add new row:  
    171.         for(var i=0;i<newlist.length;i++)  
    172.         {  
    173.             var file=newlist[i];  
    174.             var row=clientTable.insertRow(-1);  
    175.             row.insertCell(-1);  
    176.             row.insertCell(-1);  
    177.             row.insertCell(-1);  
    178.             UpdateToRow(row,file);  
    179.         }  
    180.     }  
    181.     function UpdateToRow(row,file)  
    182.     {  
    183.         row._file=file;  
    184.           
    185.         row._filekey=file.InitGuid||file.FileName;  
    186.           
    187.         if(!row._textbox)  
    188.         {  
    189.             row._textbox=document.createElement("INPUT");  
    190.             row._textbox.type="text";  
    191.             row.cells.item(1).appendChild(row._textbox);  
    192.         }  
    193.           
    194.         row._textbox.onchange=function()  
    195.         {  
    196.             file.SetClientData(row._textbox.value);  
    197.         }  
    198.           
    199.         row.cells.item(0).innerHTML=file.FileName;  
    200.           
    201.         switch(file.Status)  
    202.         {  
    203.             case "Queue":  
    204.                 row.cells.item(2).innerHTML="<a href='#' onclick='CancelQueueItem(this);return false'>remove</a>";  
    205.                 break;  
    206.             case "Finish"://uploaded  
    207.             case "Upload"://uploading  
    208.             case "Error"://cancelled  
    209.             default:  
    210.                 row.cells.item(2).innerHTML=file.Status;  
    211.                 break;  
    212.         }  
    213.     }  
    214.     function CancelQueueItem(link)  
    215.     {  
    216.         var td=link.parentNode;  
    217.         var row=td.parentNode;  
    218.         var file=row._file;  
    219.         file.Cancel();  
    220.     }  
    221.       
    222. </script>  
    223.   
    224.   
    225. <script type="text/javascript">  
    226.     //prevent duplicated items:  
    227.     function CuteWebUI_AjaxUploader_OnSelect(files)  
    228.     {  
    229.         var sames=[];  
    230.         var items=uploader.getitems();  
    231.         for(var i=0;i<files.length;i++)  
    232.         {  
    233.             var file=files[i];  
    234.             var exists=false;  
    235.             for(var j=0;j<items.length;j++)  
    236.             {  
    237.                 var item=items[j];  
    238.                 if(item.FileName==file.FileName)  
    239.                 {  
    240.                     exists=true;  
    241.                 }  
    242.             }  
    243.             if(exists)  
    244.             {  
    245.                 sames.push(file.FileName);  
    246.                 file.Cancel();  
    247.             }  
    248.         }  
    249.         if(sames.length>0)  
    250.         {  
    251.             alert("These file(s) are already in the queue : \r\n\t"+sames.join('\r\n\t'));  
    252.         }  
    253.     }  
    254. </script>  
    255.   
    256. </html> 
     
     
    Regards,
     
    Ken
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