private void CheckInit(ContentPage page = null, bool lateInit = false)
{
if (initialized)
{
return;
}
if (page == null)
{
page = this.FindParent <ContentPage>();
}
if (page != null)
{
var init = PopupPageInitializer.GetPopUpInitializer(page, popup, lateInit);
if (lateInit)
{
init.LateInit();
}
initialized = true;
}
}
public static PopupPageInitializer GetPopUpInitializer(ContentPage page, Popup popup, bool lateInit)
{
if (cache.ContainsKey(page))
{
var init = cache[page];
init.Add(popup);
return(init);
}
else
{
if (lateInit)
{
throw new PopUpNotInitializedException();
}
var init = new PopupPageInitializer(page);
if (popup != null)
{
init.Add(popup);
}
cache.Add(page, init);
return(init);
}
}
protected PopupPage()
{
_popupInit = new PopupPageInitializer(this);
Popups = new ObservableCollection <Popup>();
Popups.CollectionChanged += Popups_CollectionChanged;
}