public List <DataSourceShell> GetFolderByPage(int pageSize, int pageindex, out bool isEndPage)
{
ShellAPI.IEnumIDList shllEnum = null;
IntPtr ptrIDLChild = IntPtr.Zero;
Int32 isGotChild = 0;
List <DataSourceShell> lst = new List <DataSourceShell>();
LogHelper.DebugFormat("shell GetFolderByPage ==>{0}", this.ParsingName);
if (this._blibrary) //support for windows 7 library
{
#region For library
ShellAPI.IShellItem psi;
if (ShellAPI.SHCreateShellItem(IntPtr.Zero, null, PIDL, out psi) == 0)
{
Int32 length = 0;
if (ShellAPI.SHLoadLibraryFromItem(psi, ref length) == 0)
{
for (int i = 0; i <= length; i++)
{
ShellAPI.IShellItem psiarry;
if (ShellAPI.SHGetShellItemsAt(psi, i, out psiarry) == 0)
{
DataSourceShell shItem = new DataSourceShell(psiarry);
lst.Add(shItem);
}
}
isEndPage = true;
return(lst);
}
}
#endregion
}
#region init
isEndPage = false;
// Get the IEnumIDList interface pointer.
ShellAPI.SHCONTF flags = ShellAPI.SHCONTF.SHCONTF_FOLDERS;
if (shllEnum != null)
{
Marshal.ReleaseComObject(shllEnum);
}
uint result = ShellFolder.EnumObjects(IntPtr.Zero,
flags
, out shllEnum);
if (result != 0)
{
isEndPage = true;
LogHelper.Debug("result != 0 ==> true");
return(null);
}
#endregion
#region reset enum
ptrIDLChild = IntPtr.Zero;
isGotChild = 0;
shllEnum.Reset();
#endregion
#region skip pageIndex*pageSize
// Grab the first enumeration.
for (int i = 0; i <= ((pageindex - 1) * pageSize); i++)
{
// Free the PIDL and reset counters.
Marshal.FreeCoTaskMem(ptrIDLChild);
ptrIDLChild = IntPtr.Zero;
isGotChild = 0;
// Grab the next item.
shllEnum.Next(1, out ptrIDLChild, out isGotChild);
}
#endregion
LogHelper.Debug("enum .....");
#region enum item
int itemIndex = 0;
while (itemIndex < pageSize)
{
SpecialFolderType specialFolderType = CheckSpecialFolderType(shellFolder, ptrIDL, ptrIDLChild);
if (specialFolderType != SpecialFolderType.Internet &&
specialFolderType != SpecialFolderType.RecycleBin &&
specialFolderType != SpecialFolderType.MyComputerControlPanel &&
specialFolderType != SpecialFolderType.DesktopControlPanel &&
(SpecialFolderType != SpecialFolderType.MyComputer ||
(specialFolderType != SpecialFolderType.MyDocuments &&
specialFolderType != SpecialFolderType.SharedDocuments))
)
{
LogHelper.DebugFormat("enum-1 : {0}", ptrIDLChild);
// Create the new ShellItem object.
DataSourceShell shItem = new DataSourceShell(shellRoot, ptrIDLChild, this, false, specialFolderType);
if (shItem.IsFolder && !shItem.IsStream)
{
lst.Add(shItem);
}
LogHelper.DebugFormat("enum : {0}", shItem.ParsingName);
}
// Free the PIDL and reset counters.
Marshal.FreeCoTaskMem(ptrIDLChild);
ptrIDLChild = IntPtr.Zero;
isGotChild = 0;
// Grab the next item.
shllEnum.Next(1, out ptrIDLChild, out isGotChild);
if (ptrIDLChild.Equals(IntPtr.Zero) && isGotChild == 0)
{
LogHelper.Debug("ptrIDLChild.Equals(IntPtr.Zero) && iGotChild == 0 ==> true");
isEndPage = true;
break;
}
itemIndex++;
}
#endregion
LogHelper.Debug("enum <==");
#region sort item
// AH: If _getfolders flag is true, sort treeview items.
if (this.SpecialFolderType != SpecialFolderType.MyComputer)
{
List <DataSourceShell> tempLst = new List <DataSourceShell>();
IComparer <DataSourceShell> comparer = new SortAscending();
for (int i = 0; isRoot && i < lst.Count; i++)
{
if (lst[i].SpecialFolderType == SpecialFolderType.MyComputer ||
lst[i].SpecialFolderType == SpecialFolderType.DesktopControlPanel ||
lst[i].SpecialFolderType == SpecialFolderType.Network ||
lst[i].SpecialFolderType == SpecialFolderType.MyDocuments ||
lst[i].SpecialFolderType == SpecialFolderType.SharedDocuments ||
lst[i].SpecialFolderType == SpecialFolderType.CurrentUserProfile
)
{
tempLst.Add(lst[i]);
lst.RemoveAt(i);
i--;
}
}
lst.Sort(comparer);
for (int i = 0; isRoot && i < tempLst.Count; i++)
{
lst.Insert(i, tempLst[i]);
}
}
#endregion
LogHelper.Debug("enum end==");
return(lst);
}
protected override void Render(HtmlTextWriter writer)
{
if (ItemTemplate == "")
{
return;
}
writer.Write(HeaderTemplate);
// Filters
if (Filters == null)
{
Filters = new Dictionary <string, string>();
}
var additionalFilters = new Dictionary <string, string>();
additionalFilters.Add("Records", PageSize.ToString());
additionalFilters.Add("PageIndex", PageIndex.ToString());
additionalFilters.Add("Rowsize", RowSize.ToString());
additionalFilters.Add("SortBy", SortBy);
additionalFilters.Add("SortAscending", SortAscending.ToString());
// Currently Not Used by the SPROC
var filterUser = Filters.ContainsKey("UserId") && Filters["UserId"] != null ? new UserInfo()
{
UserID = int.Parse(Filters["UserId"])
} : new UserInfo()
{
PortalID = _currentUser.PortalID
};
var role = Filters.ContainsKey("RoleId") && Filters["RoleId"] != null ? new UserRoleInfo()
{
RoleID = int.Parse(Filters["RoleId"])
} : null;
var relationship = Filters.ContainsKey("RelationshipTypeId") && Filters["RelationshipTypeId"] != null ? new RelationshipType()
{
RelationshipTypeId = int.Parse(Filters["RelationshipTypeId"])
} : null;
foreach (var filter in Filters.Where(filter => !additionalFilters.ContainsKey(filter.Key)))
{
additionalFilters.Add(filter.Key, filter.Value);
}
var row = 0;
var users = new DataTable();
//users.Load(_relationshipController.GetUsersAdvancedSearch(_currentUser, filterUser, role, relationship, Filters, additionalFilters));
if (users.Rows.Count > 0)
{
foreach (DataRow user in users.Rows)
{
//Row Header
writer.Write(string.IsNullOrEmpty(AlternatingRowHeaderTemplate) || row % 2 == 0 ? RowHeaderTemplate : AlternatingRowHeaderTemplate);
var tokenReplace = new TokenReplace();
var tokenKeyValues = new Dictionary <string, string>();
foreach (var col in user.Table.Columns.Cast <DataColumn>().Where(col => !tokenKeyValues.ContainsKey(col.ColumnName)))
{
tokenKeyValues.Add(col.ColumnName, user[col.ColumnName].ToString());
}
var listItem = string.IsNullOrEmpty(AlternatingItemTemplate) || row % 2 == 0 ? ItemTemplate : AlternatingItemTemplate;
listItem = tokenReplace.ReplaceEnvironmentTokens(listItem, tokenKeyValues, "Member");
writer.Write(listItem);
//Row Footer
writer.Write(string.IsNullOrEmpty(AlternatingRowFooterTemplate) || row % 2 == 0 ? RowFooterTemplate : AlternatingRowFooterTemplate);
row++;
}
}
writer.Write(FooterTemplate);
}
/// <summary>
/// Gets the page.
/// </summary>
/// <param name="getNextPage">if set to <c>true</c> [get next page].</param>
/// <param name="pageSize">Size of the page.</param>
/// <returns></returns>
List <DataSourceShell> GetPage(ShellAPI.IEnumIDList pEnum)
{
IntPtr pIDLChild = IntPtr.Zero;
Int32 iGotChild = 0;
List <DataSourceShell> lst = new List <DataSourceShell>();
pEnum.Next(1, out pIDLChild, out iGotChild);
while (!pIDLChild.Equals(IntPtr.Zero) && iGotChild == 1)
{
SpecialFolderType specialFolderType = CheckSpecialFolderType(shellFolder, ptrIDL, pIDLChild);
if (specialFolderType != SpecialFolderType.Internet &&
specialFolderType != SpecialFolderType.RecycleBin &&
specialFolderType != SpecialFolderType.MyComputerControlPanel &&
specialFolderType != SpecialFolderType.DesktopControlPanel &&
(SpecialFolderType != SpecialFolderType.MyComputer ||
(specialFolderType != SpecialFolderType.MyDocuments &&
specialFolderType != SpecialFolderType.SharedDocuments))
)
{
// Create the new ShellItem object.
DataSourceShell shItem = new DataSourceShell(shellRoot, pIDLChild, this, false, specialFolderType);
if (shItem.IsFolder && !shItem.IsStream)
{
lst.Add(shItem);
}
}
// Free the PIDL and reset counters.
Marshal.FreeCoTaskMem(pIDLChild);
pIDLChild = IntPtr.Zero;
iGotChild = 0;
// Grab the next item.
pEnum.Next(1, out pIDLChild, out iGotChild);
}
if (this.SpecialFolderType != SpecialFolderType.MyComputer)
{
List <DataSourceShell> tempLst = new List <DataSourceShell>();
IComparer <DataSourceShell> comparer = new SortAscending();
for (int i = 0; isRoot && i < lst.Count; i++)
{
if (lst[i].SpecialFolderType == SpecialFolderType.MyComputer ||
lst[i].SpecialFolderType == SpecialFolderType.DesktopControlPanel ||
lst[i].SpecialFolderType == SpecialFolderType.Network ||
lst[i].SpecialFolderType == SpecialFolderType.MyDocuments ||
lst[i].SpecialFolderType == SpecialFolderType.SharedDocuments ||
lst[i].SpecialFolderType == SpecialFolderType.CurrentUserProfile
)
{
tempLst.Add(lst[i]);
lst.RemoveAt(i);
i--;
}
}
lst.Sort(comparer);
for (int i = 0; isRoot && i < tempLst.Count; i++)
{
lst.Insert(i, tempLst[i]);
}
}
return(lst);
}
