public TodoSettingPresenter(ITodoSettingsView view, IAddTodoMarkerView addTodoMarkerView) { _view = view; _addTodoMarkerView = addTodoMarkerView; _view.AddMarker += AddMarker; _view.RemoveMarker += RemoveMarker; _view.PriorityChanged += PriorityChanged; _addTodoMarkerView.AddMarker += ConfirmAddMarker; _addTodoMarkerView.Cancel += CancelAddMarker; _addTodoMarkerView.TextChanged += AddMarkerTextChanged; }