internal override void ListenMouseLeave(object sender, UIMouseLeaveEventArgs e)
{
if (_ownerBeh.HasMouseLeave)
{
_ownerBeh.InvokeMouseLeave((S)sender, _state, e);
}
}
void IEventPortal.PortalMouseLeaveFromViewport()
{
//mouse out from viewport
if (_latestMouseActive != null)
{
_mouseLeaveEventArgs.IsDragging = false;
UIMouseLeaveEventArgs.SetDiff(_mouseLeaveEventArgs, 0, 0);
_mouseLeaveEventArgs.SetCurrentContextElement(null);
_latestMouseActive.ListenMouseLeave(_mouseLeaveEventArgs);
_latestMouseActive = null;
}
}
void IEventPortal.PortalMouseMove(UIMouseMoveEventArgs e)
{
HitChain hitPointChain = GetFreeHitChain();
#if DEBUG
_dbugHitChainPhase = dbugHitChainPhase.MouseMove;
#endif
HitTestCoreWithPrevChainHint(hitPointChain, _previousChain, e.X, e.Y);
_previousChain.Reset();
SetEventOrigin(e, hitPointChain);
//-------------------------------------------------------
ForEachOnlyEventPortalBubbleUp(e, hitPointChain, (e1, portal) =>
{
//please ensure=> no local var/pararmeter capture inside lambda
portal.PortalMouseMove(e1);
return(true);
});
//-------------------------------------------------------
if (!e.CancelBubbling)
{
_mouseMoveFoundSomeHit = false;
_mouseMoveFoundLastMouseActive = false;
ForEachEventListenerBubbleUp(e, hitPointChain, (e1, listener) =>
{
//please ensure=> no local var/pararmeter capture inside lambda
_mouseMoveFoundSomeHit = true;
#if DEBUG
if (_dbugEnableDebugMark && e.Ctrl && e1.X <= 10 && e1.Y <= 10)
{
//show dbug info
listener.dbugDevWriteInfo();
}
#endif
bool _bubble = true; //temp fix
if (_latestMouseActive != listener && !_mouseMoveFoundLastMouseActive)
{
//----------
e1.CancelBubbling = _bubble; //temp fix
listener.ListenMouseEnter(e1);
_bubble = e1.CancelBubbling;
//----------
if (_latestMouseActive != null)
{
_mouseLeaveEventArgs.SetCurrentContextElement(_latestMouseActive);
UIMouseLeaveEventArgs.SetDiff(_mouseLeaveEventArgs, e1.XDiff, e1.YDiff);
_latestMouseActive.ListenMouseLeave(_mouseLeaveEventArgs);
}
_latestMouseActive = listener;
}
if (!e1.IsCanceled)
{
//TODO: review here
e1.CancelBubbling = _bubble; //temp fix
listener.ListenMouseMove(e1);
if (!_mouseMoveFoundLastMouseActive)
{
_latestMouseActive = e1.CurrentContextElement;
}
}
if (!e1.CancelBubbling)
{
_mouseMoveFoundLastMouseActive = true;
}
return(e1.CancelBubbling);
});
if (!_mouseMoveFoundSomeHit)
{
if (_latestMouseActive != null)
{
_mouseLeaveEventArgs.IsDragging = e.IsDragging;
UIMouseLeaveEventArgs.SetDiff(_mouseLeaveEventArgs, e.XDiff, e.YDiff);
_mouseLeaveEventArgs.SetCurrentContextElement(_latestMouseActive);
_latestMouseActive.ListenMouseLeave(_mouseLeaveEventArgs);
_latestMouseActive = null;
}
}
}
SwapHitChain(hitPointChain);
e.StopPropagation();
}
void IEventListener.ListenMouseLeave(UIMouseLeaveEventArgs e)
{
OnMouseLeave(e);
}
protected virtual void OnMouseLeave(UIMouseLeaveEventArgs e)
{
}
void IEventListener.ListenMouseLeave(UIMouseLeaveEventArgs e)
{
MouseLeave?.Invoke(this, e);
}
void IEventListener.ListenMouseLeave(UIMouseLeaveEventArgs e)
{
OnMouseLeave(e);
_externalEventListener?.ListenMouseLeave(e);
}
internal abstract void ListenMouseLeave(object sender, UIMouseLeaveEventArgs e);
internal void InvokeMouseLeave(S sender, T state, UIMouseLeaveEventArgs e) => MouseLeave.Invoke(new SenderInfo(sender, state), e);
