/// <summary>
/// Yes, please don't make dealing with a tree complicated or anything...
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
private TreeViewItem GetTreeViewItem(IAnalysisViewModel item)
{
var partDataSources = _partAnalyses;
if (partDataSources == null)
{
Log.Warn("Unable to get the selected tree view item: _partDataSources is not set!");
return(null);
}
ItemContainerGenerator containerGenerator = partDataSources.ItemContainerGenerator;
return(GetTreeViewItem(containerGenerator, item));
}
private void OnSelectedItemChanged(IAnalysisViewModel selectedItem)
{
TreeViewItem treeViewItem = GetTreeViewItem(selectedItem);
if (treeViewItem != null)
{
SelectItem(treeViewItem);
}
else
{
Dispatcher.BeginInvoke(new Action(() =>
{
TreeViewItem item = GetTreeViewItem(selectedItem);
if (item != null)
{
SelectItem(item);
}
}));
}
}
void UpdateModel(IAnalysisViewModel value)
{
if (viewModel != null)
{
viewModel.Project.Timeline.EventTypesTimeline.ViewModels.CollectionChanged -= HandleEventTypesCollectionChanged;
viewModel.Project.FileSet.PropertyChanged -= HandleFileSetChanged;;
}
viewModel = value;
ClearObjects();
if (viewModel != null)
{
viewModel.Project.Timeline.EventTypesTimeline.ViewModels.CollectionChanged += HandleEventTypesCollectionChanged;
viewModel.Project.FileSet.PropertyChanged += HandleFileSetChanged;
duration = viewModel.Project.FileSet.Duration;
int i = 0;
FillCanvas(ref i);
if (widget != null)
{
widget.Height = Objects.Count * Sizes.TimelineCategoryHeight;
}
}
}
public virtual void SetViewModel(object viewModel)
{
ViewModel = (IAnalysisViewModel)viewModel;
}
private TreeViewItem GetTreeViewItem(ItemContainerGenerator containerGenerator, IAnalysisViewModel item)
{
var container = (TreeViewItem)containerGenerator.ContainerFromItem(item);
if (container != null)
{
return(container);
}
foreach (object childItem in containerGenerator.Items)
{
var parent = containerGenerator.ContainerFromItem(childItem) as TreeViewItem;
if (parent == null)
{
continue;
}
container = parent.ItemContainerGenerator.ContainerFromItem(item) as TreeViewItem;
if (container != null)
{
return(container);
}
container = GetTreeViewItem(parent.ItemContainerGenerator, item);
if (container != null)
{
return(container);
}
}
return(null);
}
private void PartAnalysesOnSelectedItemChanged(object sender, RoutedPropertyChangedEventArgs <object> args)
{
SelectedItem = args.NewValue as IAnalysisViewModel;
}
