private void OnPopupInitializing(object sender, EventArgs e)
{
Func <GestureRecognizer> factory = delegate
{
var closeOnTap = new TapGestureRecognizer();
var cmd = new Command(obj =>
{
var view = obj as View;
if (view == null)
{
return;
}
var evt = PopupTappedEventArgs.Create(this, view);
OnPropertyTapped(evt);
});
closeOnTap.Command = cmd;
return(closeOnTap);
};
TapGestureRecognizerVisitor.Visit(_popupView, factory);
}
/// <summary>
/// Instantiate a new <see cref="PopupTappedEventArgs"/>
/// </summary>
/// <param name="popup">The popup that was tapped</param>
/// <param name="view">The view that was tapped</param>
/// <returns></returns>
public static PopupTappedEventArgs Create(Popup popup, View view)
{
PopupSectionType housingSectionType;
var parentView = view.FindParent(ve =>
{
var parentSectionType = ve.GetValue(Popup.SectionTypeProperty);
var currentSection = (PopupSectionType)parentSectionType;
return(currentSection == PopupSectionType.Body ||
currentSection == PopupSectionType.Footer ||
currentSection == PopupSectionType.Header);
});
if (parentView == null)
{
housingSectionType = PopupSectionType.Backdrop;
}
else
{
housingSectionType = (PopupSectionType)parentView.GetValue(Popup.SectionTypeProperty);
}
var controlType = (PopupSectionType)view.GetValue(Popup.SectionTypeProperty);
var evt = new PopupTappedEventArgs
{
Popup = popup,
ControlTapped = view,
IsUserControl = controlType == PopupSectionType.NotSet,
Section = housingSectionType
};
return(evt);
}
protected virtual void OnPropertyTapped(PopupTappedEventArgs e)
{
Tapped?.Invoke(this, e);
}
