internal AutoFilterValuesChangedEventArgs(
DataGridDetailDescription detailDescription,
DataGridItemPropertyBase itemProperty,
IList autoFilterValues,
NotifyCollectionChangedEventArgs collectionChangedEvent)
{
if (itemProperty == null)
{
throw new ArgumentNullException("itemProperty");
}
if (autoFilterValues == null)
{
throw new ArgumentNullException("autoFilterValues");
}
if (collectionChangedEvent == null)
{
throw new ArgumentNullException("collectionChangedEvent");
}
this.DetailDescription = detailDescription;
this.ItemProperty = itemProperty;
this.CollectionChangedEventArgs = collectionChangedEvent;
this.AutoFilterValues = autoFilterValues;
}
internal override DataGridCollectionViewBase CreateDetailDataGridCollectionViewBase(
IEnumerable detailDataSource,
DataGridDetailDescription parentDetailDescription,
DataGridCollectionViewBase parentDataGridCollectionViewBase)
{
throw new NotImplementedException();
}
internal virtual void OnDetailDescriptionsCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
// Set the AutoFilterValuesChanged event for each
// newly added DataGridDetailDescription added to
// collection
int newItemsCount = (e.NewItems != null)
? e.NewItems.Count
: 0;
int oldItemsCount = (e.OldItems != null)
? e.OldItems.Count
: 0;
for (int i = 0; i < oldItemsCount; i++)
{
DataGridDetailDescription description = e.OldItems[i] as DataGridDetailDescription;
if (description == null)
{
continue;
}
description.UnregisterAllAutoFilterValuesChangedEvent();
}
for (int i = 0; i < newItemsCount; i++)
{
DataGridDetailDescription description = e.NewItems[i] as DataGridDetailDescription;
if (description == null)
{
continue;
}
description.DetailDescriptionAutoFilterValuesChanged = this.RaiseDetailDescriptionAutoFilterValuesChangedEvent;
}
}
internal virtual void ApplyExtraPropertiesToView(DataGridCollectionViewBase currentView)
{
DataGridItemPropertyCollection currentViewItemProperties = currentView.ItemProperties;
int count = m_itemProperties.Count;
for (int i = 0; i < count; i++)
{
DataGridItemPropertyBase itemProperty = m_itemProperties[i];
int index = currentViewItemProperties.IndexOf(itemProperty.Name);
if (index == -1)
{
currentViewItemProperties.Add(itemProperty);
}
else
{
currentViewItemProperties[index] = itemProperty;
}
}
count = currentView.ItemProperties.Count;
bool defaultCalculateDistinctValues = this.DefaultCalculateDistinctValues;
for (int i = 0; i < count; i++)
{
DataGridItemPropertyBase dataGridItemProperty = currentView.ItemProperties[i];
// Set default value for CalculateDistinctValues if not explicitly set
if (!dataGridItemProperty.IsCalculateDistinctValuesInitialized)
{
dataGridItemProperty.CalculateDistinctValues = defaultCalculateDistinctValues;
}
}
count = m_dataGridDetailDescriptions.Count;
bool autoCreateForeignKeyDescriptions = this.AutoCreateForeignKeyDescriptions;
DataGridDetailDescriptionCollection currentViewDetailDescriptions =
currentView.DetailDescriptions;
for (int i = 0; i < count; i++)
{
DataGridDetailDescription detailDescription = m_dataGridDetailDescriptions[i];
int index = currentViewDetailDescriptions.IndexOf(detailDescription.RelationName);
if (index == -1)
{
currentViewDetailDescriptions.Add(detailDescription);
}
else
{
currentViewDetailDescriptions[index] = detailDescription;
}
// We assume we want to auto-create ForeignKeyDescriptions for DetailDescriptions
// if this.AutoCreateForeignKeyDescriptions is true and it was auto-created
if (detailDescription.IsAutoCreated)
{
detailDescription.AutoCreateForeignKeyDescriptions = autoCreateForeignKeyDescriptions;
}
}
currentView.AutoFilterMode = this.AutoFilterMode;
currentView.DistinctValuesConstraint = this.DistinctValuesConstraint;
currentView.DistinctValuesUpdateMode = this.DistinctValuesUpdateMode;
currentView.FilterCriteriaMode = this.FilterCriteriaMode;
}
