internal void SetSource( DataGridControl dataGridControl, DataGridDetailDescription detailDescription )
{
if( ( dataGridControl == null ) || ( detailDescription == null ) || ( !dataGridControl.AreDetailsFlatten ) )
{
this.Source = null;
}
else
{
var map = this.Source as ItemPropertyNameMap;
var itemProperties = detailDescription.ItemProperties;
if( ( map == null ) || ( map.ItemProperties != detailDescription.ItemProperties ) )
{
this.Source = new ItemPropertyNameMap( itemProperties );
}
}
}
private void SynchronizeDetailSortDescriptions( SortDescriptionCollection masterSortDescriptions, SortDescriptionCollection detailSortDescriptions,
FieldNameMap itemPropertyMap )
{
ColumnSortCommand.ThrowIfNull( masterSortDescriptions, "masterSortDescriptions" );
ColumnSortCommand.ThrowIfNull( detailSortDescriptions, "detailSortDescriptions" );
ColumnSortCommand.ThrowIfNull( itemPropertyMap, "itemPropertyMap" );
int masterSortDescriptionsCount = masterSortDescriptions.Count;
if( masterSortDescriptionsCount > 0 )
{
int insertionIndex = 0;
for( int i = 0; i < masterSortDescriptionsCount; i++ )
{
var sortDescription = masterSortDescriptions[ i ];
string detailPropertyName;
if( !itemPropertyMap.TryGetItemPropertyName( sortDescription.PropertyName, out detailPropertyName ) )
continue;
var detailDirection = sortDescription.Direction;
if( insertionIndex < detailSortDescriptions.Count )
{
var detailSortDescription = detailSortDescriptions[ insertionIndex ];
if( ( detailSortDescription.PropertyName != detailPropertyName ) || ( detailSortDescription.Direction != detailDirection ) )
{
detailSortDescriptions[ insertionIndex ] = new SortDescription( detailPropertyName, detailDirection );
}
}
else
{
detailSortDescriptions.Add( new SortDescription( detailPropertyName, detailDirection ) );
}
insertionIndex++;
}
while( insertionIndex < detailSortDescriptions.Count )
{
detailSortDescriptions.RemoveAt( insertionIndex );
}
}
else if( detailSortDescriptions.Count > 0 )
{
detailSortDescriptions.Clear();
}
}