private bool CanBeMovedTo(PageflowStep step)
{
return(!_isComplete &&
(step.Name == _currentStep.Name ||
step.HasExecuted ||
step.IsAvailable));
}
protected abstract PageflowStep MoveToPrevious(PageflowStep currentStep);
protected abstract PageflowStep MoveToNext(PageflowStep currentStep);
void IPageflow.MoveTo(string step)
{
_currentStep.HasExecuted = true;
_currentStep = (from s in _steps where s.Name == step select s).Single();
}
void IPageflow.MoveToPrevious()
{
_currentStep.HasExecuted = true;
_currentStep = MoveToPrevious(_currentStep);
}
void IPageflow.MoveToNext()
{
_currentStep.HasExecuted = true;
_currentStep = MoveToNext(_currentStep);
}
void IPageflow.MoveFirst()
{
_steps = GetSteps();
_currentStep = _steps[0];
}