private void UpdateTreeViewItemViewModel()
{
if (!shouldUpdateViewModel)
{
return;
}
if (this.Header is TreeViewItemModelItemViewModel)
{
TreeViewItemModelItemViewModel modelItemViewModel = (TreeViewItemModelItemViewModel)this.Header;
if (modelItemViewModel.HasDesigner)
{
HighlightModelItemOnDesigner(modelItemViewModel.VisualValue);
}
else
{
HighlightTreeViewItemAndClearSelectionOnDesigner(modelItemViewModel);
}
}
else if (this.Header is TreeViewItemModelPropertyViewModel)
{
TreeViewItemModelPropertyViewModel modelPropertyViewModel = (TreeViewItemModelPropertyViewModel)this.Header;
HighlightTreeViewItemAndClearSelectionOnDesigner(modelPropertyViewModel);
}
else if (this.Header is TreeViewItemKeyValuePairModelItemViewModel)
{
TreeViewItemKeyValuePairModelItemViewModel keyValuePairItem = (TreeViewItemKeyValuePairModelItemViewModel)this.Header;
HighlightTreeViewItemAndClearSelectionOnDesigner(keyValuePairItem);
}
else
{
Fx.Assert("Invaild logic if Header is not TreeViewItemModelItemViewModel/TreeViewItemModelPropertyViewModel/TreeViewItemDictionaryModelItemViewModel");
}
}
internal static TreeViewItemViewModel CreateViewModel(TreeViewItemViewModel parent, object value)
{
TreeViewItemViewModel viewModel = null;
if (typeof(ModelItem).IsAssignableFrom(value.GetType()))
{
viewModel = new TreeViewItemModelItemViewModel(parent, value as ModelItem);
}
else if (typeof(ModelProperty).IsAssignableFrom(value.GetType()))
{
viewModel = new TreeViewItemModelPropertyViewModel(parent, value as ModelProperty);
}
else if (typeof(KeyValuePair <ModelItem, ModelItem>).IsAssignableFrom(value.GetType()))
{
viewModel = new TreeViewItemKeyValuePairModelItemViewModel(parent, (KeyValuePair <ModelItem, ModelItem>)value);
}
return(viewModel);
}
private bool IsModelPropertyNodeExisted(ModelProperty property)
{
bool isModelPropertyNodeExisted = false;
foreach (TreeViewItemViewModel viewModel in Children)
{
TreeViewItemModelPropertyViewModel modelPropertyViewModel = viewModel as TreeViewItemModelPropertyViewModel;
if (modelPropertyViewModel != null)
{
if (modelPropertyViewModel.Value == property)
{
isModelPropertyNodeExisted = true;
break;
}
}
}
return(isModelPropertyNodeExisted);
}