/// <summary>
/// Copy command can execute.
/// </summary>
private bool CopyAllTreeCommand_CanExecute()
{
Collection <ModelElement> modelElements = new Collection <ModelElement>();
if (this.SelectedItem is ModelTreeViewModel)
{
foreach (BaseModelElementViewModel vm in this.ModelTreeViewModel.SelectedItems)
{
if (vm.GetHostedElement() == null)
{
continue;
}
if (!(vm.GetHostedElement() is DomainClass))
{
continue;
}
modelElements.Add(vm.GetHostedElement());
}
}
if (modelElements.Count == 1)
{
if (CopyAndPasteOperations.CanExecuteCopy(modelElements))
{
modelElements.Clear();
return(true);
}
}
return(false);
}
/// <summary>
/// Copy command can execute.
/// </summary>
public virtual bool OnCopyCommandCanExecute()
{
if (!this.IsDomainModel)
{
Collection <ModelElement> modelElements = new Collection <ModelElement>();
modelElements.Add(this.Element);
return(CopyAndPasteOperations.CanExecuteCopy(modelElements));
}
return(false);
}
