private void Selection(MouseClickType mouseClickType)
{
if (_treeModify)
{
return;
}
_treeModify = true;
if (mouseClickType == MouseClickType.RightClick)
{
// Sets the parent of the current BlockReference as current.
model1.Entities.SetParentAsCurrent();
}
else
{
// Deselects the previously selected item
if (lastSelectedItem != null)
{
lastSelectedItem.Select(model1, false);
lastSelectedItem = null;
}
var item = model1.GetItemUnderMouseCursor(_mouseLocation);
if (item != null)
{
lastSelectedItem = item;
TreeViewUtility.CleanCurrent(model1, false);
// Marks as selected the entity under the mouse cursor.
item.Select(model1, true);
}
else
{
// Back to the root level
if (mouseClickType == MouseClickType.LeftDoubleClick)
{
TreeViewUtility.CleanCurrent(model1);
}
}
}
// An entity in the viewport was selected, so we highlight the corresponding element in the treeview as well
TreeViewUtility.SynchScreenSelection(treeView1, new Stack <BlockReference>(model1.Entities.Parents), lastSelectedItem);
model1.Invalidate();
_treeModify = false;
}
private void TreeView1_SelectedItemChanged(object sender, RoutedPropertyChangedEventArgs <object> e)
{
if (_treeModify)
{
return;
}
_treeModify = true;
//An element of the treeview was selected, so we select the corresponding viewport element as well
if (lastSelectedItem != null)
{
lastSelectedItem.Select(model1, false);
}
TreeViewUtility.CleanCurrent(model1);
lastSelectedItem = TreeViewUtility.SynchTreeSelection(treeView1, model1);
model1.Invalidate();
_treeModify = false;
}