protected override void OnAttached()
{
base.OnAttached();
if (this.AssociatedObject.DataContext is EmployeeInfoViewModel)
{
viewModel = this.AssociatedObject.DataContext as EmployeeInfoViewModel;
}
else
{
fileExplorerViewModel = this.AssociatedObject.DataContext as FileExplorerViewModel;
}
this.AssociatedObject.RequestTreeItems += AssociatedObject_RequestTreeItems;
}
void AssociatedObject_RequestTreeItems(object sender, TreeGridRequestTreeItemsEventArgs args)
{
if (args.ParentItem == null)
{
//get the root list - get all employees who have no boss
args.ChildItems = EmployeeInfoViewModel.GetEmployees().Where(x => x.ReportsTo == -1); //get all employees whose boss's id is -1 (no boss)
}
else //if ParentItem not null, then set args.ChildList to the child items for the given ParentItem.
{
//get the children of the parent object
EmployeeInfo emp = args.ParentItem as EmployeeInfo;
if (emp != null)
{
//get all employees that report to the parent employee
args.ChildItems = EmployeeInfoViewModel.GetEmployees().Where(x => x.ReportsTo == emp.ID);
}
}
}
protected override void OnAttached()
{
base.OnAttached();
this.viewModel = this.AssociatedObject.DataContext as EmployeeInfoViewModel;
this.AssociatedObject.RequestTreeItems += AssociatedObject_RequestTreeItems;
}