internal void RegisterAction(string displayName, ModelNodePath nodePath, string observableNodePath, object index, IReadOnlyCollection <IDirtiableViewModel> dirtiables, object newValue, object previousValue)
{
singleNodeActionRegistered = true;
var actionItem = new ValueChangedActionItem(displayName, observableViewModelService, nodePath, observableNodePath, Identifier, index, dirtiables, modelContainer, previousValue);
ActionStack.Add(actionItem);
NotifyNodeChanged(observableNodePath);
}
public override async Task Invoke(object parameter)
{
ActionStack?.BeginTransaction();
object index;
var modelNode = NodePath.GetSourceNode(out index);
if (modelNode == null)
{
throw new InvalidOperationException("Unable to retrieve the node on which to apply the redo operation.");
}
var actionItem = await NodeCommand.Execute(modelNode.Content, index, parameter, Dirtiables);
if (actionItem != null)
{
ActionStack?.Add(actionItem);
}
ActionStack?.EndTransaction($"Executed {Name}");
}
internal void RegisterAction(string observableNodePath, ViewModelActionItem actionItem)
{
// This must be done before adding the action item to the stack!
NotifyNodeChanged(observableNodePath);
ActionStack.Add(actionItem);
}
public virtual void Do(ActionStack pActionStack)
{
mId = pActionStack.Add(this);
mDone = true;
}
