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);
}
public void BeforeNavigate2(
object pDisp,
ref object URL,
ref object Flags,
ref object TargetFrameName,
ref object PostData,
ref object Headers,
ref bool Cancel)
{
var args = new BeforeNavigateCancelEventArgs {
Url = URL.ToString(),
};
BeforeNavigate?.Invoke(this, args);
Cancel = args.Cancel;
}
private void OnBeforeNavigate(object sender, NavigateEventArgs e)
{
BeforeNavigate?.Invoke(sender, e);
}
protected virtual void OnBeforeNavigate(object sender, NavigateEventArgs e)
{
BeforeNavigate?.Invoke(sender, e);
}
#pragma warning restore 618
protected virtual void OnBeforeNavigate(WebBrowserBeforeNavigateEventArgs e)
{
BeforeNavigate?.Invoke(this, e);
}