internal static GroupConfiguration GetGroupConfiguration(DataGridContext dataGridContext, ObservableCollection <GroupDescription> groupDescriptions, GroupConfigurationSelector groupConfigSelector, int groupLevel, CollectionViewGroup collectionViewGroup)
{
if (dataGridContext == null)
{
throw new ArgumentNullException("dataGridContext");
}
if (groupDescriptions == null)
{
throw new ArgumentNullException("groupDescriptions");
}
if (groupLevel >= groupDescriptions.Count)
{
throw new ArgumentException("The specified group level is greater than the number of GroupDescriptions in the DataGridContext.", "groupLevel");
}
GroupDescription groupDescription = groupDescriptions[groupLevel];
GroupConfiguration retval = null;
DataGridGroupDescription dataGridGroupDescription = groupDescription as DataGridGroupDescription;
if ((dataGridGroupDescription != null) && (dataGridGroupDescription.GroupConfiguration != null))
{
retval = dataGridGroupDescription.GroupConfiguration;
}
else if (groupConfigSelector != null)
{
retval = groupConfigSelector.SelectGroupConfiguration(groupLevel, collectionViewGroup, groupDescription);
}
if (retval == null)
{
retval = dataGridContext.DefaultGroupConfiguration;
}
if (retval == null)
{
retval = GroupConfiguration.DefaultGroupConfiguration;
}
return(retval);
}
internal static GroupConfiguration GetGroupConfiguration( DataGridContext dataGridContext, ObservableCollection<GroupDescription> groupDescriptions, GroupConfigurationSelector groupConfigSelector, int groupLevel, CollectionViewGroup collectionViewGroup )
{
if( dataGridContext == null )
throw new ArgumentNullException( "dataGridContext" );
if( groupDescriptions == null )
throw new ArgumentNullException( "groupDescriptions" );
if( groupLevel >= groupDescriptions.Count )
throw new ArgumentException( "The specified group level is greater than the number of GroupDescriptions in the DataGridContext.", "groupLevel" );
GroupDescription groupDescription = groupDescriptions[ groupLevel ];
GroupConfiguration retval = null;
DataGridGroupDescription dataGridGroupDescription = groupDescription as DataGridGroupDescription;
if( ( dataGridGroupDescription != null ) && ( dataGridGroupDescription.GroupConfiguration != null ) )
{
retval = dataGridGroupDescription.GroupConfiguration;
}
else if( groupConfigSelector != null )
{
retval = groupConfigSelector.SelectGroupConfiguration( groupLevel, collectionViewGroup, groupDescription );
}
if( retval == null )
{
retval = dataGridContext.DefaultGroupConfiguration;
}
if( retval == null )
{
retval = GroupConfiguration.DefaultGroupConfiguration;
}
return retval;
}
