protected override void OnElementChanged (ElementChangedEventArgs<Page> e)
{
base.OnElementChanged (e);
_page = (e.NewElement) as GesturedContentPage;
_gestureDetector = new GestureDetector (new InternalGestureCapture (_page));
}
protected override void OnElementChanged (VisualElementChangedEventArgs e)
{
base.OnElementChanged (e);
_page = (GesturedContentPage)e.NewElement;
// Subscribe to the events here
if (_page.CaptureSwipeRightToLeft) {
NativeView.AddGestureRecognizer (new UISwipeGestureRecognizer (g => {
_page.OnSwipeRightToLeft();
}) { Direction = UISwipeGestureRecognizerDirection.Left });
}
if (_page.CaptureSwipeLeftToRight) {
NativeView.AddGestureRecognizer (new UISwipeGestureRecognizer (g => {
_page.OnSwipeLeftToRight();
}) { Direction = UISwipeGestureRecognizerDirection.Right });
}
if (_page.CaptureSwipeBottomToTop) {
NativeView.AddGestureRecognizer (new UISwipeGestureRecognizer (g => {
_page.OnSwipeBottomToTop();
}) { Direction = UISwipeGestureRecognizerDirection.Up });
}
if (_page.CaptureSwipeTopToBottom) {
NativeView.AddGestureRecognizer (new UISwipeGestureRecognizer (g => {
_page.OnSwipeTopToBottom();
}) { Direction = UISwipeGestureRecognizerDirection.Down });
}
if (_page.CaptureTap) {
NativeView.AddGestureRecognizer (new UITapGestureRecognizer (g => {
_page.OnTap();
}) { NumberOfTapsRequired = 1 });
}
if (_page.CaptureLongTap)
{
NativeView.AddGestureRecognizer (new UILongPressGestureRecognizer (g => {
_page.OnLongTap();
}));
}
}
public InternalGestureCapture(GesturedContentPage page)
{
_page = page;
}