private void BuildAvailableItems(ref GroupedItemPicker m)
{
if (_availableItems != null && _availableItems.Count != 0)
{
foreach (ListItem i in _availableItems)
{
m.AddItem(i.Value, i.Text, string.Empty, string.Empty);
}
}
}
private void BuildAvailableItems(ref GroupedItemPicker m)
{
if (!Util.ListIsNullOrEmpty(_availableItems))
{
foreach (ListItem i in _availableItems)
{
m.AddItem(i.Value, i.Text, string.Empty, string.Empty);
}
}
}
public static SPFieldLookupValueCollection GetMultipleItemSelectionValues(GroupedItemPicker groupItemPicker)
{
SPFieldLookupValueCollection lookupValues = new SPFieldLookupValueCollection();
if (groupItemPicker.SelectedIds.Count > 0)
{
lookupValues.AddRange(from KeyValuePair<int, string> kvp in itemDetails
where (from gip in groupItemPicker.SelectedIds.Cast<string>()
where Convert.ToInt32(gip) == kvp.Key
select gip).Contains(kvp.Key.ToString())
select new SPFieldLookupValue(kvp.Key, kvp.Value));
}
return lookupValues;
}
protected override void CreateChildControls()
{
if (this.Field != null && this.ControlMode != SPControlMode.Display)
{
if (!this.ChildControlsCreated)
{
FilteredLookupField field = this.Field as FilteredLookupField;
base.CreateChildControls();
MultiLookupPicker = (GroupedItemPicker)TemplateContainer.FindControl("MultiLookupPicker");
BuildAvailableItems(ref MultiLookupPicker);
SelectCandidate = (SPHtmlSelect)TemplateContainer.FindControl("SelectCandidate");
SelectResult = (SPHtmlSelect)TemplateContainer.FindControl("SelectResult");
AddButton = (HtmlButton)TemplateContainer.FindControl("AddButton");
RemoveButton = (HtmlButton)TemplateContainer.FindControl("RemoveButton");
}
}
}
public static void GetReferences(GroupedItemPicker groupItemPicker)
{
itemDetails = new Dictionary<int, string>();
string query = string.Format(@"<Where>
<And>
<Eq>
<FieldRef Name='Author' LookupId='True'/>
<Value Type='User'>{0}</Value>
</Eq>
<Neq>
<FieldRef Name='ID' />
<Value Type='Counter'>{1}</Value>
</Neq>
</And>
</Where>", SPContext.Current.Web.CurrentUser.ID, SPContext.Current.ItemId);
SPQuery spQuery = new SPQuery();
spQuery.ViewFields = string.Concat("<FieldRef Name='ID' />",
"<FieldRef Name='Title' />",
"<FieldRef Name='ContentType' />");
spQuery.Query = query;
SPListItemCollection referenceItems = SPContext.Current.List.GetItems(spQuery);
foreach (SPListItem referenceItem in referenceItems)
{
itemDetails.Add(referenceItem.ID, referenceItem.Title);
groupItemPicker.AddItem(referenceItem.ID.ToString(), referenceItem.Title, string.Empty, referenceItem["ContentType"].ToString());
}
if (SPContext.Current.ListItem["References"] != null)
{
SPFieldLookupValueCollection selectedReferences = SPContext.Current.ListItem["References"] as SPFieldLookupValueCollection;
foreach (SPFieldLookupValue selectedReference in selectedReferences)
{
groupItemPicker.AddSelectedItem(selectedReference.LookupId.ToString(), selectedReference.LookupValue);
}
}
}
private void BuildAvailableItems(ref GroupedItemPicker m)
{
if (_availableItems != null && _availableItems.Count != 0)
{
foreach (ListItem i in _availableItems)
{
m.AddItem(i.Value, i.Text, string.Empty, string.Empty);
}
}
}
