private void DeleteModelImpl(DeleteModelCommand command)
{
List <ModelBase> modelsToDelete = new List <ModelBase>();
if (command.ModelGuid != Guid.Empty)
{
modelsToDelete.Add(CurrentSpace.GetModelInternal(command.ModelGuid));
}
else
{
// When nothing is specified then it means all selected models.
foreach (ISelectable selectable in DynamoSelection.Instance.Selection)
{
if (selectable is ModelBase)
{
modelsToDelete.Add(selectable as ModelBase);
}
}
}
model.DeleteModelInternal(modelsToDelete);
UndoCommand.RaiseCanExecuteChanged();
RedoCommand.RaiseCanExecuteChanged();
}
private void SelectModelImpl(SelectModelCommand command)
{
// Empty ModelGuid means clear selection.
if (command.ModelGuid == Guid.Empty)
{
DynamoSelection.Instance.ClearSelection();
return;
}
ModelBase model = CurrentSpace.GetModelInternal(command.ModelGuid);
if (false == model.IsSelected)
{
if (!command.Modifiers.HasFlag(ModifierKeys.Shift))
{
DynamoSelection.Instance.ClearSelection();
}
if (!DynamoSelection.Instance.Selection.Contains(model))
{
DynamoSelection.Instance.Selection.Add(model);
}
}
else
{
if (command.Modifiers.HasFlag(ModifierKeys.Shift))
{
DynamoSelection.Instance.Selection.Remove(model);
}
}
}
