private int ExpandNode(System.Windows.Forms.TreeNode objParent, FolderNode fNode)
{
int numSubfolders = 0;
// Don't waste time expanding the same node twice...
if (fNode.Expanded)
{
return(0);
}
// Properties to exclude in the query results
string strFolderId = fNode.Id;
string[] strExclude = new string[5];
strExclude[0] = "DateCreated";
strExclude[1] = "DateLastModified";
// Comment out stuff that gets us in trouble when recursion is enabled
strExclude[2] = "ObjectStore";
strExclude[3] = "ClassDescription";
strExclude[4] = "Parent";
// Get the folder's Subfolders list object
CEWSI.ObjectRequestType objSubFoldersRequest = new CEWSI.ObjectRequestType();
CEWSI.ObjectSpecification objSubFoldersSpec = new CEWSI.ObjectSpecification();
objSubFoldersSpec.classId = "Folder";
objSubFoldersSpec.objectId = strFolderId;
objSubFoldersSpec.objectStore = MainForm.Library;
objSubFoldersSpec.propertyId = "SubFolders";
objSubFoldersRequest.SourceSpecification = objSubFoldersSpec;
objSubFoldersRequest.id = "1";
objSubFoldersRequest.PropertyFilter = new CEWSI.PropertyFilterType();
objSubFoldersRequest.PropertyFilter.ExcludeProperties = strExclude;
//objSubFoldersRequest.PropertyFilter.maxRecursion = 3;
//objSubFoldersRequest.PropertyFilter.maxRecursionSpecified = true;
//objSubFoldersRequest.maxElements = 2;
//objSubFoldersRequest.maxElementsSpecified = true;
// Get the folder itself
//CEWSI.ObjectRequestType objFolderRequest = new CEWSI.ObjectRequestType();
//CEWSI.ObjectSpecification objFolderSpec = new CEWSI.ObjectSpecification();
//objFolderSpec.classId = "Folder";
//objFolderSpec.objectId = strFolderId;
//objFolderSpec.objectStore = MainForm.Library;
//objFolderRequest.SourceSpecification = objFolderSpec;
//objFolderRequest.id = "3";
//objFolderRequest.PropertyFilter = new CEWSI.PropertyFilterType();
//objFolderRequest.PropertyFilter.ExcludeProperties = strExclude;
// Create the request array
CEWSI.ObjectRequestType[] objRequestArray = new CEWSI.ObjectRequestType[1];
objRequestArray[0] = objSubFoldersRequest;
// Fill in the security headers...
CEWSI.FNCEWS40PortTypeClient objBinding = WSIUtil.ConfigureBinding(MainForm.User,
MainForm.Domain, MainForm.Password, MainForm.URL);
// Send off the request
CEWSI.ObjectResponseType[] objResponses = null;
try
{
objResponses = objBinding.GetObjects(WSIUtil.GetLocalization(), objRequestArray);
}
catch (System.Net.WebException ex)
{
MessageBox.Show("An exception occurred while querying for a folder: [" + ex.Message + "]");
return(0);
}
// Get the nodes below the parent
if (objResponses.Length > 0 && objResponses[0].id == "1")
{
if (objResponses[0].GetType() == typeof(CEWSI.ErrorStackResponse))
{
CEWSI.ErrorStackResponse objErrResponse = (CEWSI.ErrorStackResponse)objResponses[0];
CEWSI.ErrorStackType objStack = objErrResponse.ErrorStack;
CEWSI.ErrorRecordType objErr = objStack.ErrorRecord[0];
MessageBox.Show("Error [" + objErr.Description + "] occurred. " +
" Err source is [" + objErr.Source + "]");
return(0);
}
CEWSI.ObjectSetResponse objSetResponse = (CEWSI.ObjectSetResponse)objResponses[0];
CEWSI.ObjectSetType objSet = objSetResponse.ObjectSet;
if (objSet.Object != null && objSet.Object.Length > 0)
{
foreach (CEWSI.ObjectValue objValue in (CEWSI.ObjectValue[])objSet.Object)
{
numSubfolders += 1;
System.Windows.Forms.TreeNode objNode = new System.Windows.Forms.TreeNode();
FolderNode newNode = new FolderNode();
foreach (CEWSI.PropertyType objProp in objValue.Property)
{
if (objProp.propertyId == "FolderName")
{
string strName = ((CEWSI.SingletonString)objProp).Value;
objNode.Text = strName;
newNode.Name = strName;
}
if (objProp.propertyId == "Id")
{
string strId = ((CEWSI.SingletonId)objProp).Value;
newNode.Id = strId;
}
}
objNode.Tag = (object)newNode;
objParent.Nodes.Add(objNode);
}
}
}
objParent.Expand();
fNode.Expanded = true;
return(numSubfolders);
}