int GetExpectedListItemsClassAndTargetFieldFromSelectedItem(FieldComboItem selectedItem, out int field)
{
field = 0; // default
if (selectedItem == null)
return 0;
int listItemsClassId = 0;
// if we're only expecting this bulk edit to be used with one list items class, use that one.
if (m_bulkEditListItemsClasses.Count == 1)
{
listItemsClassId = m_bulkEditListItemsClasses[0];
}
else
{
// figure out the class of the expected list items for the corresponding bulk edit item
// and make that our target class.
if (selectedItem is TargetFieldItem &&
(selectedItem as TargetFieldItem).ExpectedListItemsClass != 0)
{
var targetFieldItem = selectedItem as TargetFieldItem;
listItemsClassId = targetFieldItem.ExpectedListItemsClass;
field = targetFieldItem.TargetFlid;
}
else
{
// the expected class of the list items will be the source class
// of the first field in the FieldPath;
if (selectedItem.Accessor != null)
{
field = selectedItem.Accessor.FieldPath[0];
}
else
{
BulkEditItem beItem = m_beItems[selectedItem.ColumnIndex];
field = beItem.BulkEditControl.FieldPath[0];
}
listItemsClassId = (int)m_cache.DomainDataByFlid.MetaDataCache.GetOwnClsId((int)field);
}
}
return listItemsClassId;
}
int GetExpectedListItemsClassFromSelectedItem(FieldComboItem selectedItem)
{
int field;
return GetExpectedListItemsClassAndTargetFieldFromSelectedItem(selectedItem, out field);
}
private FieldComboItem AddStringFieldItemsToCombo(ComboBox combo, FieldComboItem selectedItem, bool fIsSourceCombo)
{
FieldComboItem newSelection = null;
int icol = -1;
foreach (XmlNode node in m_bv.ColumnSpecs)
{
icol++;
FieldReadWriter accessor = null;
string optionLabel = GetColumnLabel(m_mediator, node);
try
{
if (fIsSourceCombo)
accessor = new ManyOnePathSortItemReadWriter(m_cache, node, m_bv, (IApp)m_mediator.PropertyTable.GetValue("App"));
else
accessor = FieldReadWriter.Create(node, m_cache, m_bv.RootObjectHvo);
if (accessor == null)
continue;
// Use the decorated data access - see FWR-376.
accessor.DataAccess = m_bv.SpecialCache;
}
catch
{
Debug.Fail(String.Format("There was an error creating Delete combo item for column ({0})"), optionLabel);
// skip buggy column
continue;
}
FieldComboItem item = new FieldComboItem(optionLabel, icol, accessor);
combo.Items.Add(item);
if (selectedItem != null && selectedItem.ToString() == item.ToString())
newSelection = item;
}
return newSelection;
}
private void OnTargetComboItemChanged(FieldComboItem selectedItem)
{
if (TargetComboSelectedIndexChanged == null)
return;
int flid;
m_expectedListItemsClassId = GetExpectedListItemsClassAndTargetFieldFromSelectedItem(selectedItem, out flid);
if (m_expectedListItemsClassId != 0)
{
using (var targetFieldItem = new TargetFieldItem(selectedItem.ToString(),
selectedItem.ColumnIndex, m_expectedListItemsClassId, flid))
{
var args = new TargetColumnChangedEventArgs(targetFieldItem);
//REFACTOR: the BrowseView should not know about BulkEdit - They appear to be too highly coupled.
m_bv.BulkEditTargetComboSelectedIndexChanged(args); // may set ForceReload flag on args.
if (TargetComboSelectedIndexChanged != null)
TargetComboSelectedIndexChanged(this, args);
}
}
}
private void OnTargetComboItemChanged(FieldComboItem selectedItem)
{
if (TargetComboSelectedIndexChanged == null)
return;
m_expectedListItemsClassId = GetExpectedListItemsClassFromSelectedItem(selectedItem);
if (m_expectedListItemsClassId != 0)
{
TargetColumnChangedEventArgs args =
new TargetColumnChangedEventArgs(new TargetFieldItem(selectedItem.ToString(), selectedItem.ColumnIndex,
m_expectedListItemsClassId));
m_bv.BulkEditTargetComboSelectedIndexChanged(args); // may set ForceReload flag on args.
if (TargetComboSelectedIndexChanged != null)
TargetComboSelectedIndexChanged(this, args);
}
}