private ComponentViewModel BuildComponentViewModelHierarchy(
Component rootComponent)
{
var rootComponentVM = new ComponentViewModel(EventAggregator, MessageService, rootComponent);
Queue <Component> componentsQueue = new Queue <Component>();
componentsQueue.Enqueue(rootComponent);
Queue <ComponentViewModel> componentsVMQueue = new Queue <ComponentViewModel>();
componentsVMQueue.Enqueue(rootComponentVM);
//użyte przemierzanie drzewa wszerz żeby zbudować odpowiadające drzewo View Modeli.
while (componentsQueue.Count > 0)
{
var currentComponent = componentsQueue.Dequeue();
var currentComponentVM = componentsVMQueue.Dequeue();
foreach (var child in currentComponent.Children)
{
componentsQueue.Enqueue(child);
var newComponentVM = new ComponentViewModel(EventAggregator, MessageService, child);
componentsVMQueue.Enqueue(newComponentVM);
currentComponentVM.Children.Add(newComponentVM);
}
}
return(rootComponentVM);
}
private void UpdateParentChildRelation(
ComponentViewModel oldParent,
ComponentViewModel newParent)
{
if (newParent == null && oldParent.children.Contains(this))
{
oldParent.children.Remove(this);
}
else if (!parent.children.Contains(this))
{
parent.children.Add(this);
}
}
