private void DataFlowManagerOnComponentAdded(object sender, DataFlowComponentEventArgs e)
{
IOutputFilterModuleInstance filter = e.Component as IOutputFilterModuleInstance;
if (filter == null)
{
return;
}
lock (_updateLock) {
_AddFilterInstance(filter);
if (filter.Source != null)
{
// If we have a source, see if it is a parent output filter
//If it is not a output filter, then we are a root node, otherwise we are some type of child
IOutputFilterModuleInstance filterParent = filter.Source.Component as IOutputFilterModuleInstance;
if (filterParent == null)
{
_AddRootNode(filter);
}
//_filterChildren.SetParent(filter, filterParent);
}
_AddDataModel(filter);
}
}
private void DataFlowManagerOnComponentSourceChanged(object sender, DataFlowComponentEventArgs e)
{
IOutputFilterModuleInstance filter = e.Component as IOutputFilterModuleInstance;
if (filter == null)
{
return;
}
lock (_updateLock)
{
if (filter.Source != null)
{
IOutputFilterModuleInstance filterParent = filter.Source.Component as IOutputFilterModuleInstance;
if (filterParent == null)
{
_AddRootNode(filter);
}
else
{
_RemoveFromRoots(filter);
}
_filterChildren.SetParent(filter, filterParent);
}
else
{
_RemoveFromRoots(filter);
_filterChildren.SetParent(filter, null);
}
}
}
private void DataFlowManagerOnComponentRemoved(object sender, DataFlowComponentEventArgs e)
{
IOutputFilterModuleInstance filter = e.Component as IOutputFilterModuleInstance;
if (filter == null)
{
return;
}
lock (_updateLock) {
_RemoveFilterInstance(filter);
_RemoveFromRoots(filter);
_RemoveDataModel(filter);
}
}