public void InvalidateGroupStats(DataGridCollectionViewGroup group, bool calculateAllStats = false)
{
if (group == null)
{
return;
}
lock (this)
{
if (this.RefreshPending)
{
return;
}
DataGridCollectionViewGroup parent = group;
while (parent != null)
{
if (!m_invalidatedGroups.Contains(parent))
{
m_invalidatedGroups.Add(parent);
}
parent.ClearStatFunctionsResult();
parent.CalculateAllStats = calculateAllStats;
parent = parent.Parent;
}
if (m_dispatcher != null)
{
if (m_dispatcherOperation == null)
{
m_dispatcherOperation = m_dispatcher.BeginInvoke(DispatcherPriority.DataBind, new DispatcherOperationCallback(this.Dispatched_Process), null);
m_dispatcherOperationStartTime = DateTime.UtcNow;
}
else
{
m_hasNewOperationsSinceStartTime = true;
}
}
}
}
internal void InvalidateGroupStats(DataGridCollectionViewGroup group)
{
if (group == null)
{
return;
}
lock (this)
{
if (this.RefreshPending)
{
return;
}
if (m_invalidatedGroups == null)
{
m_invalidatedGroups = new List <DataGridCollectionViewGroup>(64);
}
DataGridCollectionViewGroup parent = group;
while (parent != null)
{
if (!m_invalidatedGroups.Contains(parent))
{
parent.ClearStatFunctionsResult();
m_invalidatedGroups.Add(parent);
}
parent = parent.Parent;
}
if ((m_dispatcherOperation == null) && (m_dispatcher != null))
{
m_dispatcherOperation = m_dispatcher.BeginInvoke(
DispatcherPriority.DataBind,
new DispatcherOperationCallback(this.Dispatched_Process),
null);
}
}
}