public void OpenComponentGraphFunc(object param)
{
CompositeComponentGraph componentGraph = param as CompositeComponentGraph;
SubLevelExperimentViewModel componentGraphVM = param as SubLevelExperimentViewModel;
CompositeComponentNode node = param as CompositeComponentNode;
TopLevelExperimentViewModel topLevel = param as TopLevelExperimentViewModel;
if (node != null)
{
componentGraph = node.CompositeComponentMetadata.ComponentGraph;
}
else if (componentGraphVM != null)
{
componentGraph = (CompositeComponentGraph)componentGraphVM.GetExperiment();
}
BaseLevelExperimentViewModel view = null;
if (componentGraph != null)
{
view = FindSubLevel(componentGraph.GraphIdPath);
}
else if (topLevel != null)
{
view = topLevel;
}
CurrentView = view;
}
internal BaseLevelExperimentViewModel FindSubLevel(string id)
{
SubLevelExperimentViewModel vm = null;
m_subLevels.TryGetValue(id, out vm);
return(vm);
}
/// <summary>
/// Finds the owner node in the top level experiment, (at the top of the subgraphs hierarchy) of this sublevel component graph.
/// Also it sets the node id full path. It contains the id of all the owners node of the subgraphs all the way to the top.
/// </summary>
private CompositeComponentNode GetTopOwnerNode()
{
//if the top owner node has not yet been discovered
if (m_topOwnerCompositeComponentNode == null)
{
if (Owner == null)
{
throw new InvalidOperationException("Application is at invalid state. Sublevel experiment always need to have an owner.");
}
// if the owner of this sublevel experiment is the top level experiment
TopLevelExperimentViewModel topLevel = Owner as TopLevelExperimentViewModel;
if (topLevel != null)
{
// then return this component graph owner node (which is a part of the top level experiment)
CompositeComponentGraph componentGraph = (CompositeComponentGraph)GetExperiment();
m_topOwnerCompositeComponentNode = componentGraph.OwnerNode;
}
else
{
//otherwise recursive to subgraph above this graph, until it finds top level experiment
SubLevelExperimentViewModel levelAbove = (SubLevelExperimentViewModel)Owner;
m_topOwnerCompositeComponentNode = levelAbove.GetTopOwnerNode();
//in addition, set this component graph node if path.
CompositeComponentGraph componentGraph = (CompositeComponentGraph)GetExperiment();
GraphIdPath = componentGraph.OwnerNode.ID;
}
}
return(m_topOwnerCompositeComponentNode);
}
private void PushParent(BaseLevelExperimentViewModel experiment, List <Crumb> crumbs)
{
SubLevelExperimentViewModel subExperimentVM = experiment as SubLevelExperimentViewModel;
if (subExperimentVM != null)
{
BaseLevelExperimentViewModel parent = subExperimentVM.Owner;
PushParent(parent, crumbs);
Crumb crumb = new ExperimentCrumb(parent);
crumbs.Add(crumb);
}
}
/// <summary>
/// Creates sub level view for the given composite component graph.
/// SubLevelViewModel represents the view for the breadcrumbs.
///
/// Method also collects the sub level into dictionary of sublevel id to its corresponding view model,
/// so that when user opens subgraph it can locate coressponging view model.
/// </summary>
/// <param name="componentGraph">The component graph.</param>
/// <param name="subLevelId">The sub level id.</param>
/// <param name="parentLevelViewModel">The parent level view model - it may either top level experiment view model, or another sublevel view model.</param>
private void CreateSubLevelViewModel(CompositeComponentGraph componentGraph, string subLevelId, BaseLevelExperimentViewModel parentLevelViewModel)
{
//if it is null the loading failed... and node should be marked with error already
if (componentGraph != null)
{
var subLevel = new SubLevelExperimentViewModel(componentGraph, parentLevelViewModel);
m_subLevels.Add(subLevelId, subLevel);
AddSubLevels(subLevelId, subLevel);
//if the graph is editable graph listen to added node event
if (componentGraph is CompositeComponentEditableGraph)
{
componentGraph.NodeAdded += OnNodeAdded;
}
}
}
/// <summary>
/// Creates sub level view for the given composite component graph.
/// SubLevelViewModel represents the view for the breadcrumbs.
///
/// Method also collects the sub level into dictionary of sublevel id to its corresponding view model,
/// so that when user opens subgraph it can locate coressponging view model.
/// </summary>
/// <param name="componentGraph">The component graph.</param>
/// <param name="subLevelId">The sub level id.</param>
/// <param name="parentLevelViewModel">The parent level view model - it may either top level experiment view model, or another sublevel view model.</param>
private void CreateSubLevelViewModel(CompositeComponentGraph componentGraph, string subLevelId, BaseLevelExperimentViewModel parentLevelViewModel)
{
//if it is null the loading failed... and node should be marked with error already
if (componentGraph != null)
{
var subLevel = new SubLevelExperimentViewModel(componentGraph, parentLevelViewModel);
m_subLevels.Add(subLevelId, subLevel);
AddSubLevels(subLevelId, subLevel);
//if the graph is editable graph listen to added node event
if (componentGraph is CompositeComponentEditableGraph)
{
componentGraph.NodeAdded += OnNodeAdded;
}
}
}