public virtual void Navigate(ViewModelBase page, bool cache = true)
{
if (page == null)
{
return;
}
var args = new BeforeNavigateEventArgs()
{
Page = CurrentPage,
NextPage = page
};
BeforeNavigate?.Invoke(this, args);
if (args.Cancel)
{
return;
}
if (cache)
{
_history.Add(page);
}
CurrentPage = page;
if (_navigationHistory.Count > 200)
{
_navigationHistory.RemoveAt(0);
}
_navigationHistory.Add(page.GetType().FullName);
AfterNavigate?.Invoke(this, EventArgs.Empty);
}
private void OnAfterNavigate(object sender, NavigateEventArgs e)
{
AfterNavigate?.Invoke(sender, e);
}
protected virtual void OnAfterNavigate(object sender, NavigateEventArgs e)
{
AfterNavigate?.Invoke(sender, e);
}