//--------------------------------------------------------------------------------------------------
void TreeViewEx_OnOnSelecting(object sender, SelectionChangedCancelEventArgs e)
{
if (Model != null)
{
Model.SelectedNode = e.ItemsToSelect.FirstOrDefault() as BRepTopologyTreeNode;
}
}
void treeViewEx_OnSelecting(object sender, SelectionChangedCancelEventArgs e)
{
TreeViewEx treeViewEx = (TreeViewEx)sender;
CommandController controller = viewModel.Controller;
e.Cancel = true;
List <CommandBase> cmdList = new List <CommandBase>();
foreach (object itemToUnselect in e.ItemsToUnSelect)
{
//if (!treeViewEx.SelectedItems.Contains(itemToUnselect)) continue;
cmdList.Add(new DeselectItemCmd(viewModel, (Node)itemToUnselect));
}
foreach (object itemToSelect in e.ItemsToSelect)
{
//if (treeViewEx.SelectedItems.Contains(itemToSelect)) continue;
cmdList.Add(new SelectItemCmd(viewModel, (Node)itemToSelect));
//TreeViewExItem tvei = leftTree.GetTreeViewItemFor(itemToSelect);
//if (tvei != null) tvei.BringIntoView(new Rect(1, 1, 1, 1));
}
if (cmdList.Count > 0)
{
controller.AddAndExecute(new CommandGroupCmd(viewModel, cmdList.ToArray()));
}
lblUndoStack.Content = controller.UndoCount;
lblRedoStack.Content = controller.RedoCount;
return;
}
//--------------------------------------------------------------------------------------------------
void TreeView_OnOnSelecting(object sender, SelectionChangedCancelEventArgs e)
{
Model.ChangeSelection(e.ItemsToSelect, e.ItemsToUnSelect);
e.Cancel = true;
}
