void PageContainer_CurrentPageChanged(object sender, PageType e)
{
CurrentPage = Pages.GetPageByType(e);
NotifyPropertyChanged("CurrentPage");
}
public void SetModel(Model model)
{
this.model = model;
Back = new MvvmCommand(() => Pages.ChangePageTo(PageType.ClientList), () => true);
model.SelectedClientChanged += Model_SelectedClientChanged;
}