/// <summary>
/// Initializes a new instance of the <see cref="TreeViewLazyLoadBranchViewModel"/> class.
/// </summary>
/// <param name="parent">Parent item in the tree view.</param>
public TreeViewLazyLoadBranchViewModel(TreeviewBaseViewModel parent)
: base(parent)
{
_hasDummyChildNode = true;
Children.Add(new TreeviewLeafViewModel(this));
PropertyChanged += IsExpandedChangedEventHandler;
}
/// <summary>
/// The root node consumes the bubble up and raises the <see cref="ChildPropertyChanged"/>
/// event.
/// </summary>
/// <param name="sender">TreeViewItem doing the change.</param>
/// <param name="propertyName">Name of the property which has changed.</param>
public override void BubbleUpOnChildPropertyChanged(TreeviewBaseViewModel sender, string propertyName)
{
if (ChildPropertyChanged != null)
{
ChildPropertyChanged(sender, new PropertyChangedEventArgs(propertyName));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ComObjectViewModel"/> class.
/// </summary>
/// <param name="parent">The parent viewmodel.</param>
/// <param name="comObj">Com object which is represented in this node.</param>
/// <param name="title">Title of the node, or null if the title should be generated automatically.</param>
public ComObjectViewModel(TreeviewBaseViewModel parent, object comObj, Type typ, string title)
: base(parent)
{
_comObj = comObj;
_type = typ;
Title = title;
_description = null;
}
private List <TreeviewBaseViewModel> BuildParentList()
{
List <TreeviewBaseViewModel> result = new List <TreeviewBaseViewModel>();
TreeviewBaseViewModel parent = Parent;
while (parent != null)
{
result.Insert(0, parent);
parent = parent.Parent;
}
return(result);
}
private void VisitLeafesRecursively(TreeviewBaseViewModel node, List <TreeviewLeafViewModel> result)
{
if (node is TreeviewRootViewModel)
{
var children = (node as TreeviewRootViewModel).Children;
foreach (TreeviewBaseViewModel child in children)
{
VisitLeafesRecursively(child, result);
}
}
else if (node is TreeviewBranchViewModel)
{
var children = (node as TreeviewBranchViewModel).Children;
foreach (TreeviewBaseViewModel child in children)
{
VisitLeafesRecursively(child, result);
}
}
else if (node is TreeviewLeafViewModel)
{
result.Add(node as TreeviewLeafViewModel);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TreeviewBranchViewModel"/> class.
/// </summary>
/// <param name="parent">Parent item in the tree view.</param>
public TreeviewBranchViewModel(TreeviewBaseViewModel parent)
: base(parent)
{
}
