sharepoint custom attachement upload control with example

                        sharepoint custom attachement upload control with example 

Design Code:-

<table> <tr><td>

<asp:HiddenField Value="hDeleteAttachs" ID="hHiddenFields" runat="server" />

</td></tr>

<tr>

<td><span id="part1">

<SharePoint:AttachmentButton runat="server" ID="btnAttach" ControlMode="new" Text="Add Attachment">

</SharePoint:AttachmentButton> </span></td></tr>

<tr><td id='idAttachmentsRow'>

<SharePoint:AttachmentUpload runat="server" ID="uploadAttach" ControlMode="New">

</SharePoint:AttachmentUpload></td></tr>

<tr><td><SharePoint:AttachmentsField runat="server" ID="fieldAttach" ControlMode="new" FieldName="Attachments">

</SharePoint:AttachmentsField></td></tr>

</table>

<asp:Button ID="submitButton" runat="server" Text="Submit" OnClick="submitButton_Click" />

Cs Code:-

SPSite Objsite = null;

SPWeb Objweb = null;

SPSite noprevsite = null;

SPWeb noprevweb = null;

SPList Olist = null;

SPListItem Osplistitem = null;

protected void Page_Load(object sender, EventArgs e)

{

noprevsite = SPContext.Current.Site;

noprevweb = noprevsite.OpenWeb();

SPSecurity.RunWithElevatedPrivileges(delegate()

{

Objsite = new SPSite(noprevsite.ID);

Objweb = Objsite.OpenWeb(noprevweb.ID);

Objweb.AllowUnsafeUpdates = true;

Olist = Objweb.Lists["Users"];

btnAttach.ListId = Olist.ID;

uploadAttach.ListId = Olist.ID;

fieldAttach.ListId = Olist.ID;

Osplistitem = Olist.Items.Add();

});

}

protected void submitButton_Click(object sender, EventArgs e)

{

SPWeb mySite = SPContext.Current.Web;

SPList myList = mySite.Lists["Users"];

SPListItem myListItem = myList.Items.Add();

myListItem["Title"] = "myTitle";

if (HttpContext.Current.Request.Files.Count > 0)

{

HttpFileCollection uploads = HttpContext.Current.Request.Files;

SPAttachmentCollection attachments;

for (int i = 0; i < uploads.Count; i++)

{

Stream fs = uploads[i].InputStream;

byte[] fileContents = new byte[fs.Length];

fs.Read(fileContents, 0, (int)fs.Length);

fs.Close();

attachments = myListItem.Attachments;

string fileName = Path.GetFileName(uploads[i].FileName);

attachments.Add(fileName, fileContents);

}

myListItem.Update();

}

}

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