public ConditionsEditorHistoryHandler(ConditionsEditorViewModel viewModel, IConditionsFactory conditionsFactory)
{
this.conditionsFactory = conditionsFactory;
conditionsSub = viewModel.Conditions.ToStream().SubscribeAction(a =>
{
if (a.Type == CollectionEventType.Add)
{
foreach (var val in a.Item.Values())
{
val.OnValueChanged += OnChanged;
}
a.Item.ConditionChanged += OnConditionChanged;
PushAction(new ConditionAddedAction(viewModel, a.Item, a.Index));
}
else
{
a.Item.ConditionChanged -= OnConditionChanged;
foreach (var val in a.Item.Values())
{
val.OnValueChanged -= OnChanged;
}
PushAction(new ConditionRemovedAction(viewModel, a.Item, a.Index));
}
});
}
public ConditionAddedAction(ConditionsEditorViewModel vm, ConditionViewModel condition, int index)
{
this.vm = vm;
this.condition = condition;
this.index = index;
}
