public MainVM()
{
model = new Model();
PageManager.SetModel(model);
CurrentPage = PageManager.GetPageByType(PageType.StudentList);
PageManager.CurrentPageChanged += PageManager_CurrentPageChanged;
OpenGroupList = new MvvmCommand(() => PageManager.ChangePageTo(PageType.GroupList), () => true);
OpenStudentList = new MvvmCommand(() => PageManager.ChangePageTo(PageType.StudentList), () => true);
}
void PageManager_CurrentPageChanged(object sender, PageType e)
{
CurrentPage = PageManager.GetPageByType(e);
NotifyPropertyChanged("CurrentPage");
}
