private void NextViewModel()
{
if (CurrentPageViewModel.SaveContent())
{
int current_index = PageViewModels.FindIndex(vm => vm == CurrentPageViewModel);
if (current_index + 1 != PageViewModels.Count)
{
CurrentPageViewModel = PageViewModels[current_index + 1];
}
}
}
private void ChangeViewModel(IPageViewModel viewModel)
{
/*
* if (!PageViewModels.Contains(viewModel))
* {
* PageViewModels.Add(viewModel);
* }
*/
if (CurrentPageViewModel.SaveContent())
{
CurrentPageViewModel = PageViewModels.FirstOrDefault(vm => vm == viewModel);
}
}