application page in visual studio

goran ljubic

9y1.3k.NET

i'm bigginer. i used site https://www.macaw.nl/artikelen/extreme-new-document-button-makeover for creating application page which will open when someone click on button. i create button in ribbon, bu when i click on button, application page is opening with error

The method or operation is not implemented.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.NotImplementedException: The method or operation is not implemented.
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Stack Trace:
[NotImplementedException: The method or operation is not implemented.]
NOVODUGME.Layouts.NOVODUGME.TemplateSelector.SetTemplateLibraryFolders() +72
NOVODUGME.Layouts.NOVODUGME.TemplateSelector.Page_Load(Object sender, EventArgs e) +107
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +42
System.Web.UI.Control.OnLoad(EventArgs e) +132
Microsoft.SharePoint.WebControls.UnsecuredLayoutsPageBase.OnLoad(EventArgs e) +101
Microsoft.SharePoint.WebControls.LayoutsPageBase.OnLoad(EventArgs e) +49
System.Web.UI.Control.LoadRecursive() +66
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2428

based on this code, method settemplatelibraryfolders() is not implemented.

my aspx application page is

<%@ Assembly Name="$SharePoint.Project.AssemblyFullName$" %>
<%@ Import Namespace="Microsoft.SharePoint.ApplicationPages" %>
<%@ Register Tagprefix="SharePoint" Namespace="Microsoft.SharePoint.WebControls" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="Utilities" Namespace="Microsoft.SharePoint.Utilities" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="asp" Namespace="System.Web.UI" Assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" %>
<%@ Register TagPrefix="asp" namespace="System.Web.UI.WebControls" assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"%>
<%@ Import Namespace="Microsoft.SharePoint" %>
<%@ Assembly Name="Microsoft.Web.CommandUI, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="TemplateSelector.aspx.cs" Inherits="NOVODUGME.Layouts.NOVODUGME.TemplateSelector" DynamicMasterPageFile="~masterurl/default.master" %>
<asp:Content ID="PageHead" ContentPlaceHolderID="PlaceHolderAdditionalPageHead" runat="server">
<script language='javascript' type="text/javascript">
// Open template with the corresponding Office app
function OpenNewTemplate(strTemplate, strSaveLocation) {
var strProgID = "SharePoint.OpenDocuments";
createNewDocumentWithProgID(makeAbsUrl(strTemplate),makeAbsUrl(strSaveLocation), strProgID, false);
window.frameElement.commitPopup();
}
script>
asp:Content>
<asp:Content ID="Main" ContentPlaceHolderID="PlaceHolderMain" runat="server">
<div>
<div id="Navigation" style="position: absolute; top: 0; left: 0; width: 30em">
<asp:TreeView ID="tvFolders" runat="server">asp:TreeView>
div>
<div id="Content" style="margin-left: 30em;">
<asp:ListView ID="lvTemplates" runat="server" GroupItemCount="5" DataKeyNames="Title">
<LayoutTemplate>
<table cellpadding="5" runat="server" id="tblTemplates">
<tr id="groupplaceholder" runat="server">tr>
table>
LayoutTemplate>
<GroupTemplate>
<tr id="itemPlaceholderContainer" runat="server" style="height: 80px;">
<td id="itemPlaceholder" runat="server">td>
tr>
GroupTemplate>
<ItemTemplate>
<td id="Td1" valign="top" align="center" style="width: 100px;" runat="server">
<asp:HyperLink ID="TemplateLink" runat="server" NavigateUrl='<%# Eval("Url") %>' Target="">
<asp:Image ID="IconImage" runat="server" ImageUrl='<%# Eval("ImageUrl") %>' />
<br />
<%# Eval("Title") %>
asp:HyperLink>
td>
ItemTemplate>
asp:ListView>
div>
div>
asp:Content>
<asp:Content ID="PageTitle" ContentPlaceHolderID="PlaceHolderPageTitle" runat="server">
Application Page
asp:Content>
<asp:Content ID="PageTitleInTitleArea" ContentPlaceHolderID="PlaceHolderPageTitleInTitleArea" runat="server" >
My Application Page
asp:Content>

code cs file is

using System;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.Administration;
using System.Collections;
using System.Data;
using Microsoft.SharePoint.Utilities;
using System.Web;
namespace NOVODUGME.Layouts.NOVODUGME
{
public partial class TemplateSelector : LayoutsPageBase
{
public readonly DataTable _dataTable = new DataTable();
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
// Instantiate the folder tree if first time on page
SetTemplateLibraryFolders();
}
// Add columns to the datatable
_dataTable.Columns.Add("ImageUrl", typeof(string));
_dataTable.Columns.Add("Title", typeof(string));
_dataTable.Columns.Add("Url", typeof(string));
// if there's no node selected, select the first node,which is the root.
var selectedNode = tvFolders.SelectedNode == null ?tvFolders.Nodes[0].Value :
tvFolders.SelectedNode.Value;
GetTemplatesInSelectedFolder(selectedNode);
// set the templates as the datasource for the template list view
lvTemplates.DataSource = _dataTable;
}
private void SetTemplateLibraryFolders()
{
throw new NotImplementedException();
}
private void GetTemplatesInSelectedFolder(string folderUrl)
{
using (SPSite site = new SPSite("http://test-net.dri.local"))
{
using (SPWeb web = site.OpenWeb())
{
SPList list = web.Lists.TryGetList("Templates");
if (list != null)
{
SPDocumentLibrary docLib = (SPDocumentLibrary)list;
SPFolder folder = web.GetFolder(folderUrl);
AddFilesToDataTable(web, folder);
}
}
}
}
private void AddFilesToDataTable(SPWeb docWeb, SPFolder folder)
{
foreach (SPFile file in folder.Files)
{
// get template icon
string docIcon = SPUtility.ConcatUrls("/_layouts/images/",SPUtility.MapToIcon(file.Web, SPUtility.ConcatUrls(file.Web.Url, file.Url),"",IconSize.Size32));
// absolute url of the template
string absUrl =(string)file.Item[SPBuiltInFieldId.EncodedAbsUrl];
// click action
string action;
if (!String.IsNullOrEmpty(HttpContext.Current.Request.QueryString["DocLib"]))
{
// get the list from the List query string
Guid? docLibId = new Guid(HttpContext.Current.Request.QueryString["DocLib"]);
SPList selectedLibrary = docWeb.Lists.GetList(docLibId.Value,true);
string docLibUrl = selectedLibrary.DefaultViewUrl;
// remove Forms[%] from the view url to get the
// correct document library url
docLibUrl = docLibUrl.Remove(docLibUrl.LastIndexOf("Forms",StringComparison.Ordinal));
action = string.Format("javascript:OpenNewTemplate('{0}', '{1}');",absUrl,SPContext.Current.Site.RootWeb.Url + docLibUrl);
AddDataToDataTable(docIcon, file.Name, action);
}
}
}
private void AddDataToDataTable(string docIcon,string title,string url)
{
DataRow row = _dataTable.NewRow();
row["ImageUrl"] = docIcon;
row["Title"] = title;
row["Url"] = url;
_dataTable.Rows.Add(row);
}
}
}

where is error? can someone help me with some guide

4 Replies

Know the answer? Post it — somebody with the same question will find it here.

goran ljubic9y ago
i changed my code. aspx page is
<%@ Assembly Name="$SharePoint.Project.AssemblyFullName$" %>
<%@ Import Namespace="Microsoft.SharePoint.ApplicationPages" %>
<%@ Register Tagprefix="SharePoint" Namespace="Microsoft.SharePoint.WebControls" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="Utilities" Namespace="Microsoft.SharePoint.Utilities" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="asp" Namespace="System.Web.UI" Assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" %>
<%@ Register TagPrefix="asp" namespace="System.Web.UI.WebControls" assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"%>
<%@ Import Namespace="Microsoft.SharePoint" %>
<%@ Assembly Name="Microsoft.Web.CommandUI, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="TemplateSelector.aspx.cs" Inherits="NOVODUGME.Layouts.NOVODUGME.TemplateSelector" DynamicMasterPageFile="~masterurl/default.master"  %>


<asp:Content ID="PageHead" ContentPlaceHolderID="PlaceHolderAdditionalPageHead" runat="server">
<script language='javascript' type="text/javascript">
    // Open template with the corresponding Office app
    function OpenNewTemplate(strTemplate, strSaveLocation) {
        var strProgID = "SharePoint.OpenDocuments";
        createNewDocumentWithProgID(makeAbsUrl(strTemplate),makeAbsUrl(strSaveLocation), strProgID, false);
        window.frameElement.commitPopup();
    }
script>


asp:Content>

<asp:Content ID="Main" ContentPlaceHolderID="PlaceHolderMain" runat="server"  >
<div>
<div id="Navigation" style="position: absolute; top: 0; left: 0; width: 30em">

<asp:Label ID="Label1" Text="Please select the document(s) from the Tree" runat="server">asp:Label> <br />
<asp:placeholder id="placeHolder" runat="server" />
div>
<div id="Content" style="margin-left: 30em;">
    <asp:ListView ID="lvTemplates" runat="server" GroupItemCount="5" DataKeyNames="Title">
        <LayoutTemplate>
             <table cellpadding="5" runat="server" id="tblTemplates">
                 <tr id="groupplaceholder" runat="server">tr>
              table>
         LayoutTemplate>
         <GroupTemplate>
          <tr id="itemPlaceholderContainer" runat="server" style="height: 80px;">
            <td id="itemPlaceholder" runat="server">
            td>
          tr>
        GroupTemplate>
         <ItemTemplate>
           <td id="Td1" valign="top" align="center" style="width: 100px;" runat="server">
            <asp:HyperLink ID="TemplateLink" runat="server" NavigateUrl='<%# Eval("Url") %>' Target="">

            <asp:Image ID="IconImage" runat="server" ImageUrl='<%# Eval("ImageUrl") %>' />
             <br />

             <%# Eval("Title") %>
            asp:HyperLink>
           td>
          ItemTemplate>
        asp:ListView>
  div>
div>
asp:Content>

<asp:Content ID="PageTitle" ContentPlaceHolderID="PlaceHolderPageTitle" runat="server">
Application Page
asp:Content>

<asp:Content ID="PageTitleInTitleArea" ContentPlaceHolderID="PlaceHolderPageTitleInTitleArea" runat="server" >
My Application Page
asp:Content>
and cs file is
using System;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.Administration;
using System.Collections;
using System.Data;
using Microsoft.SharePoint.Utilities;
using System.Web;
using System.Web.UI.WebControls;
using System.Web.UI;


namespace NOVODUGME.Layouts.NOVODUGME
{

    public partial class TemplateSelector : LayoutsPageBase
    {
     //disable control form   public override void VerifyRenderingInServerForm(Control control) { }

        // datasource for the Template ListView
        public readonly DataTable _dataTable = new DataTable();


        protected override void OnInit(EventArgs e)
         {
                base.OnInit(e);
                createTree();
          }

        public void createTree()
        {
            SPSecurity.RunWithElevatedPrivileges(delegate() {
        SPSite currentSite = SPContext.Current.Site;
        using(SPWeb currentWeb = currentSite.OpenWeb()) {
            // set the tree view properties
            SPTreeView treeView = new SPTreeView();
           treeView.EnableClientScript = true;
            treeView.Target = "_self";
            treeView.ShowLines = true; // show lines
            treeView.ExpandDepth = 1; // expand non
            SPList list = currentWeb.Lists["Templates"]; // Document Library
           TreeNode rootNode = new System.Web.UI.WebControls.TreeNode(list.Title);
           rootNode.SelectAction = TreeNodeSelectAction.SelectExpand;
            // loop down the tree
            TraverseFiles(list.RootFolder, rootNode); // Iterate through all Folders
            // add the root node to tree view
            treeView.Nodes.Add(rootNode);

            placeHolder.Controls.Add(treeView); // add the Tree view to place Holder which we have added in design
            _dataTable.Columns.Add("ImageUrl", typeof(string));
            _dataTable.Columns.Add("Title", typeof(string));
            _dataTable.Columns.Add("Url", typeof(string));

            var selectedNode = treeView.SelectedNode == null ? treeView.Nodes[0].Value : treeView.SelectedNode.Value;

            GetTemplatesInSelectedFolder(selectedNode);

            // set the templates as the datasource for the template list view
            lvTemplates.DataSource = _dataTable;
        }
    });

        }

       public TreeNode TraverseFiles(SPFolder folder, TreeNode node) {
    try {
        // add the files contained in this folder
       foreach(SPFile file in folder.Files) {
                // create a new node and add to the tree
                TreeNode childNode = new System.Web.UI.WebControls.TreeNode(file.Name + " (" + file.TimeLastModified.ToShortDateString() + ")", "", "~/_layouts/images/" + file.IconUrl, file.ServerRelativeUrl.ToString(), "");
                node.ChildNodes.Add(childNode);
            }
            // test if we have child folders
        bool blnRecurseFolders = folder.SubFolders.Count > 0 ? true : false;
        // if we have sub folders then loop through them
        if (blnRecurseFolders) {
            // loop through the child folders
            foreach(SPFolder childFolder in folder.SubFolders) {
                // create a new node and loop through the files
                TreeNode childNode = new TreeNode();
                childNode.Text = childFolder.Name;
                childNode.Value = childFolder.ServerRelativeUrl.ToString();
                node.ChildNodes.Add(TraverseFiles(childFolder, childNode));
            }
        }
    } catch (Exception e) {
        //TODO: handle error
    }
    return node;
}
       ///

       /// Open selected folder of the templates library and fill
       /// the data table with the templates in the folder
       ///
       /// Target folder

       private void GetTemplatesInSelectedFolder(string folderUrl)
       {
           using (SPSite site = new SPSite("http://test-net.dri.local"))
           {
               using (SPWeb web = site.OpenWeb())
               {
                   SPList list = web.Lists.TryGetList("Templates");
                   if (list != null)
                   {
                       SPDocumentLibrary docLib = (SPDocumentLibrary)list;
                       SPFolder folder = web.GetFolder(folderUrl);
                       AddFilesToDataTable(web, folder);
                   }
               }
           }
       }
       ///

       /// Add templates to the data source
       ///
       ///
       ///

       private void AddFilesToDataTable(SPWeb docWeb, SPFolder folder)
       {
           foreach (SPFile file in folder.Files)
           {
               // get template icon
               string docIcon = SPUtility.ConcatUrls("/_layouts/images/", SPUtility.MapToIcon(file.Web, SPUtility.ConcatUrls(file.Web.Url, file.Url), "", IconSize.Size32));

               // absolute url of the template
               string absUrl = (string)file.Item[SPBuiltInFieldId.EncodedAbsUrl];
               // click action
               string action;
               if (!String.IsNullOrEmpty(HttpContext.Current.Request.QueryString["Templates"]))
               {
                   // get the list from the List query string
                   Guid? docLibId = new Guid(HttpContext.Current.Request.QueryString["Templates"]);
                   SPList selectedLibrary = docWeb.Lists.GetList(docLibId.Value, true);
                   string docLibUrl = selectedLibrary.DefaultViewUrl;
                   // remove Forms[%] from the view url to get the
                   // correct document library url
                   docLibUrl = docLibUrl.Remove(docLibUrl.LastIndexOf("Forms", StringComparison.Ordinal));
                   action = string.Format("javascript:OpenNewTemplate('{0}', '{1}');", absUrl, SPContext.Current.Site.RootWeb.Url + docLibUrl);
                   AddDataToDataTable(docIcon, file.Name, action);
               }


           }
       }
       ///

       /// Add template to the data source
       ///
       /// Template icon
       /// Template title
       /// Template url


       private void AddDataToDataTable(string docIcon, string title, string url)
       {
           DataRow row = _dataTable.NewRow();
           row["ImageUrl"] = docIcon;
           row["Title"] = title;
           row["Url"] = url;
           _dataTable.Rows.Add(row);
       }






    }
}

with this code i receive application page like on picture bellow. I have problem when i click on node(folder) for example Test or Obrasci(typed on cyrilic) i don't receive files from selected folder on the right side. where is error in my code?
0
goran ljubic9y ago
i tryed with code in SetTemplateLibraryFolders()
public void SetTemplateLibraryFolders()
       {




               using (SPSite site = new SPSite("http://test-net.dri.local"))
               {
                   using (SPWeb web = site.OpenWeb())
                   {
                       SPList list = web.Lists.TryGetList("Templates");
                       if (tvFolders != null)
                       {
                           // set the tree view properties
                           tvFolders.EnableClientScript = true;
                           tvFolders.Target = "_self";
                           tvFolders.ShowLines = true; // show lines
                           tvFolders.ExpandDepth = 1; // expand non

                      TreeNode rootNode = new System.Web.UI.WebControls.TreeNode(list.RootFolder.Name);


                           rootNode.SelectAction = TreeNodeSelectAction.Select;
                           // loop down the tree
                           TraverseFolder(list.RootFolder, rootNode); // Iterate through all Folders
                           // add the root node to tree view
                           tvFolders.Nodes.Add(rootNode);
                           this.Controls.Add(tvFolders); // add the Tree view to place Holder which we have added in design
                       }
                   }
               }

           }


       private TreeNode TraverseFolder(SPFolder sPFolder, TreeNode rootNode)
       {

           try
           {
               // add the files contained in this folder
               foreach (SPFolder folder in sPFolder.SubFolders)
               {
                   // create a new node and add to the tree
                   //string folderIcon = SPUtility.ConcatUrls("/_layouts/images/", SPUtility.MapToIcon(folder.ParentWeb, SPUtility.ConcatUrls(folder.Web.Url, folder.Url), "", IconSize.Size32));
                   TreeNode childNode = new System.Web.UI.WebControls.TreeNode(folder.Name, folder.ServerRelativeUrl.ToString(), "");
                   rootNode.ChildNodes.Add(childNode);
               }
               // test if we have child folders
               bool blnRecurseFolders = sPFolder.SubFolders.Count > 0 ? true : false;
               // if we have sub folders then loop through them
               if (blnRecurseFolders)
               {
                   // loop through the child folders
                   foreach (SPFolder childFolder in sPFolder.SubFolders)
                   {
                       // create a new node and loop through the files
                       TreeNode childNode = new TreeNode();
                       childNode.Text = childFolder.Name;
                       childNode.Value = childFolder.ServerRelativeUrl.ToString();
                       rootNode.ChildNodes.Add(childNode);
                   }
               }
           }
           catch (Exception e)
           {
               //TODO: handle error
           }
           return rootNode;
       }

       private TreeNode TraverseFiles(SPFolder childFolder, TreeNode childNode)
       {
           throw new NotImplementedException();
       }

but when i open application page i receive blink treeview control and nothing.
where is error
0
goran ljubic9y ago
which code can i put for instatiating tvfolders control?
0
Resumurof9y ago
In your settemplatelibraryfolders function you are throwing an exception, hence you are getting NotImplementedException exception.

0