private void tree_ItemPrepared(object sender, ItemPreparedEventArgs e)
{
var treeViewItem = e.Element as C1TreeViewItem;
var item = e.Item as FeatureDescription;
if (treeViewItem != null && item != null)
{
var selectedFeature = DefaultViewModel["Feature"] as FeatureDescription;
if (selectedFeature != null)
{
if (item == selectedFeature.OwnerFeature)
{
item.IsExpanded = true;
}
else if (item == selectedFeature)
{
treeViewItem.IsSelected = true;
}
}
treeViewItem.SetBinding(C1TreeViewItem.IsExpandedProperty, new Binding()
{
Path = new PropertyPath("IsExpanded"),
Mode = BindingMode.TwoWay,
Source = item
});
}
}
private void Item_ItemPrepared(object sender, ItemPreparedEventArgs e)
{
StackPanel stackPanel = (FindVisualChild <StackPanel>(sender as C1TreeViewItem) as StackPanel);
Path path = stackPanel.FindName("CollapsedIcon") as Path;
if (path.Visibility == Visibility.Collapsed)
{
path.Visibility = Visibility.Visible;
(stackPanel.FindName("ExpandedIcon") as Path).Visibility = Visibility.Collapsed;
}
else
{
path.Visibility = Visibility.Collapsed;
(stackPanel.FindName("ExpandedIcon") as Path).Visibility = Visibility.Visible;
}
}
private void TreeView_ItemPrepared(object sender, ItemPreparedEventArgs e)
{
C1TreeViewItem treeViewItem = (e.Element as C1TreeViewItem);
treeViewItem.Loaded += TreeViewItem_Loaded;
}
