public ViewInspectorViewModel(ClientSession session)
{
Session = session;
Session?.Subscribe(this);
RootModel = InspectTreeRoot.CreateRoot(this);
RefreshVisualTreeCommand = new DelegateCommand(
RefreshVisualTree,
p => !IsVisualTreeRefreshing);
ShowPaneCommand = new DelegateCommand(p => {
if (int.TryParse(p.ToString(), out var pane))
{
SelectedPane = pane;
}
});
}
public static InspectTreeRoot CreateRoot(ViewInspectorViewModel model)
{
var tree = new InspectTreeRoot(model);
void ModelPropertyChanged(object sender, PropertyChangedEventArgs args)
{
var viewModel = sender as ViewInspectorViewModel;
switch (args.PropertyName)
{
case nameof(ViewInspectorViewModel.RootView):
if (tree.RootNode?.View == viewModel.RootView)
{
return;
}
tree.RootNode = new InspectTreeNode(null, viewModel.RootView);
break;
case nameof(ViewInspectorViewModel.RepresentedView):
InspectTreeNode found = null;
if (tree.RepresentedNode?.View == viewModel.RepresentedView)
{
return;
}
foreach (var node in tree.RootNode.TraverseTree <TreeNode> (n => n.Children))
{
if (node.RepresentedObject == viewModel.RepresentedView)
{
found = node as InspectTreeNode;
break;
}
}
tree.RepresentedNode = found;
break;
case nameof(ViewInspectorViewModel.SelectedView):
if (tree.selectedNode?.View == viewModel.SelectedView)
{
return;
}
foreach (var node in tree.RootNode.TraverseTree <TreeNode> (n => n.Children))
{
var selected = node.RepresentedObject == viewModel.SelectedView;
node.IsSelected = selected;
if (node.IsSelected)
{
tree.SelectedNode = node as InspectTreeNode;
var parent = (node as InspectTreeNode).Parent;
while (parent != null)
{
parent.IsExpanded = true;
parent = parent.Parent;
}
}
}
break;
case nameof(ViewInspectorViewModel.RenderingDepth):
case nameof(ViewInspectorViewModel.DisplayMode):
case nameof(ViewInspectorViewModel.ShowHidden):
break;
}
}
model.PropertyChanged += ModelPropertyChanged;
return(tree);
}