protected override void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
_disposed = true;
if (disposing)
{
if (Element != null)
{
Element.PropertyChanged -= OnElementPropertyChanged;
}
Control.SetOnClickListener(null);
Control.SetOnTouchListener(null);
if (_gestureListener != null)
{
_gestureListener.Dispose();
_gestureListener = null;
}
if (_renderer?.Element != null)
{
UnsubscribeGestureRecognizers(Element);
}
_renderer = null;
}
base.Dispose(disposing);
}
public GestureManager(IVisualElementRenderer renderer)
{
_renderer = renderer;
_renderer.ElementChanged += OnElementChanged;
_tapGestureHandler = new TapGestureHandler(() => View);
_panGestureHandler = new PanGestureHandler(() => View, Control.Context.FromPixels);
_pinchGestureHandler = new PinchGestureHandler(() => View);
_gestureDetector =
new Lazy <GestureDetector>(
() =>
new GestureDetector(
_gestureListener =
new InnerGestureListener(_tapGestureHandler.OnTap, _tapGestureHandler.TapGestureRecognizers,
_panGestureHandler.OnPan, _panGestureHandler.OnPanStarted, _panGestureHandler.OnPanComplete)));
_scaleDetector =
new Lazy <ScaleGestureDetector>(
() =>
new ScaleGestureDetector(Control.Context,
new InnerScaleListener(_pinchGestureHandler.OnPinch, _pinchGestureHandler.OnPinchStarted,
_pinchGestureHandler.OnPinchEnded), Control.Handler));
Control.SetOnClickListener(this);
Control.SetOnTouchListener(this);
}
protected override void Dispose(bool disposing)
{
if (disposing && !_disposed)
{
_disposed = true;
if (_gestureListener != null)
{
_gestureListener.Dispose();
_gestureListener = null;
}
if (_visualElementTracker != null)
{
_visualElementTracker.Dispose();
_visualElementTracker = null;
}
if (_visualElementPackager != null)
{
_visualElementPackager.Dispose();
_visualElementPackager = null;
}
if (Element != null)
{
Element.PropertyChanged -= OnElementPropertyChanged;
}
}
base.Dispose(disposing);
}
public FrameRenderer() : base(Forms.Context)
{
_tapGestureHandler = new TapGestureHandler(() => Element);
_panGestureHandler = new PanGestureHandler(() => Element, Context.FromPixels);
_pinchGestureHandler = new PinchGestureHandler(() => Element);
_gestureDetector =
new Lazy <GestureDetector>(
() =>
new GestureDetector(
_gestureListener =
new InnerGestureListener(_tapGestureHandler.OnTap, _tapGestureHandler.TapGestureRecognizers, _panGestureHandler.OnPan, _panGestureHandler.OnPanStarted, _panGestureHandler.OnPanComplete)));
_scaleDetector =
new Lazy <ScaleGestureDetector>(
() => new ScaleGestureDetector(Context, new InnerScaleListener(_pinchGestureHandler.OnPinch, _pinchGestureHandler.OnPinchStarted, _pinchGestureHandler.OnPinchEnded), Handler));
}
public FrameRenderer() : base(Forms.Context)
{
_tapGestureHandler = new TapGestureHandler(() => Element);
_panGestureHandler = new PanGestureHandler(() => Element, Context.FromPixels);
_pinchGestureHandler = new PinchGestureHandler(() => Element);
_gestureDetector =
new Lazy<GestureDetector>(
() =>
new GestureDetector(
_gestureListener =
new InnerGestureListener(_tapGestureHandler.OnTap, _tapGestureHandler.TapGestureRecognizers, _panGestureHandler.OnPan, _panGestureHandler.OnPanStarted, _panGestureHandler.OnPanComplete)));
_scaleDetector =
new Lazy<ScaleGestureDetector>(
() => new ScaleGestureDetector(Context, new InnerScaleListener(_pinchGestureHandler.OnPinch, _pinchGestureHandler.OnPinchStarted, _pinchGestureHandler.OnPinchEnded), Handler));
}
protected override void Dispose(bool disposing)
{
if (disposing && !_disposed)
{
_disposed = true;
if (_gestureListener != null)
{
_gestureListener.Dispose();
_gestureListener = null;
}
if (_visualElementTracker != null)
{
_visualElementTracker.Dispose();
_visualElementTracker = null;
}
if (_visualElementPackager != null)
{
_visualElementPackager.Dispose();
_visualElementPackager = null;
}
int count = ChildCount;
for (var i = 0; i < count; i++)
{
AView child = GetChildAt(i);
child.Dispose();
}
if (Element != null)
{
Element.PropertyChanged -= OnElementPropertyChanged;
UnsubscribeGestureRecognizers(Element);
}
}
base.Dispose(disposing);
}
protected override void Dispose(bool disposing)
{
if (disposing && !_disposed)
{
_disposed = true;
if (_gestureListener != null)
{
_gestureListener.Dispose();
_gestureListener = null;
}
if (_visualElementTracker != null)
{
_visualElementTracker.Dispose();
_visualElementTracker = null;
}
if (_visualElementPackager != null)
{
_visualElementPackager.Dispose();
_visualElementPackager = null;
}
if (Element != null)
Element.PropertyChanged -= OnElementPropertyChanged;
}
base.Dispose(disposing);
}