void IEventPortal.PortalMouseMove(UIMouseEventArgs e)
{
HitChain hitPointChain = GetFreeHitChain();
#if DEBUG
_dbugHitChainPhase = dbugHitChainPhase.MouseMove;
#endif
HitTestCoreWithPrevChainHint(hitPointChain, _previousChain, e.X, e.Y);
_previousChain.ClearAll();
SetEventOrigin(e, hitPointChain);
//-------------------------------------------------------
ForEachOnlyEventPortalBubbleUp(e, hitPointChain, (portal) =>
{
portal.PortalMouseMove(e);
return(true);
});
//-------------------------------------------------------
if (!e.CancelBubbling)
{
bool foundSomeHit = false;
ForEachEventListenerBubbleUp(e, hitPointChain, (listener) =>
{
foundSomeHit = true;
bool isFirstMouseEnter = false;
if (e.CurrentMouseActive != null &&
e.CurrentMouseActive != listener)
{
e.CurrentMouseActive.ListenMouseLeave(e);
isFirstMouseEnter = true;
}
if (!e.IsCanceled)
{
e.CurrentMouseActive = listener;
e.IsFirstMouseEnter = isFirstMouseEnter;
e.CurrentMouseActive.ListenMouseMove(e);
e.IsFirstMouseEnter = false;
}
return(true);//stop
});
if (!foundSomeHit && e.CurrentMouseActive != null)
{
e.CurrentMouseActive.ListenMouseLeave(e);
if (!e.IsCanceled)
{
e.CurrentMouseActive = null;
}
}
}
SwapHitChain(hitPointChain);
e.StopPropagation();
}
void IEventPortal.PortalMouseUp(UIMouseUpEventArgs e)
{
#if DEBUG
if (this.dbugRootGraphics != null && this.dbugRootGraphics.dbugEnableGraphicInvalidateTrace)
{
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("MOUSEUP");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
}
#endif
HitChain hitPointChain = GetFreeHitChain();
#if DEBUG
_dbugHitChainPhase = dbugHitChainPhase.MouseUp;
#endif
_mousePressMonitor.Reset();
HitTestCoreWithPrevChainHint(hitPointChain, _previousChain, e.X, e.Y);
if (hitPointChain.Count > 0)
{
SetEventOrigin(e, hitPointChain);
//---------------------------------------------------------------
ForEachOnlyEventPortalBubbleUp(e, hitPointChain, (e1, portal) =>
{
//please ensure=> no local var/pararmeter capture inside lambda
portal.PortalMouseUp(e1);
return(true);
});
//---------------------------------------------------------------
if (!e.CancelBubbling)
{
ForEachEventListenerBubbleUp(e, hitPointChain, (e1, listener) =>
{
//please ensure=> no local var/pararmeter capture inside lambda
if (listener.BypassAllMouseEvents)
{
return(false);
}
listener.ListenMouseUp(e1);
//return true to stop this loop (no further bubble up)
//return false to bubble this to upper control
//click or double click
if (e1.CurrentContextElement == _currentMouseDown)
{
if (e.IsAlsoDoubleClick)
{
listener.ListenMouseDoubleClick(e);
}
else
{
listener.ListenMouseClick(e);
}
}
return(e1.CancelBubbling || !listener.BypassAllMouseEvents);
});
}
}
SwapHitChain(hitPointChain);
e.StopPropagation();
}
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 IEventPortal.PortalMouseDown(UIMouseDownEventArgs e)
{
#if DEBUG
if (this.dbugRootGraphics != null && this.dbugRootGraphics.dbugEnableGraphicInvalidateTrace)
{
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("MOUSEDOWN");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
}
dbugMsgChainVersion = 1;
int local_msgVersion = 1;
#endif
HitChain hitPointChain = GetFreeHitChain();
#if DEBUG
_dbugHitChainPhase = dbugHitChainPhase.MouseDown;
#endif
HitTestCoreWithPrevChainHint(hitPointChain, _previousChain, e.X, e.Y);
if (hitPointChain.Count > 0)
{
//------------------------------
//1. origin object
SetEventOrigin(e, hitPointChain);
//------------------------------
_currentMouseDown = null;
//portal
ForEachOnlyEventPortalBubbleUp(e, hitPointChain, (e1, portal) =>
{
//please ensure=> no local var/pararmeter capture inside lambda
portal.PortalMouseDown(e1);
//*****
_currentMouseDown = e1.CurrentContextElement;
return(true);
});
//------------------------------
//use events
if (!e.CancelBubbling)
{
_currentMouseDown = null; //clear
e.SetCurrentContextElement(null);
ForEachEventListenerBubbleUp(e, hitPointChain, (e1, listener) =>
{
//please ensure=> no local var/pararmeter capture inside lambda
if (listener.BypassAllMouseEvents)
{
return(false);
}
_currentMouseDown = listener;
listener.ListenMouseDown(e1);
//-------------------------------------------------------
//auto begin monitor mouse press
_mousePressMonitor.AddMousePressInformation(e1);
_mousePressMonitor.SetMonitoredElement(listener);
//-------------------------------------------------------
bool cancelMouseBubbling = e1.CancelBubbling;
if (_prevMouseDownElement != null &&
_prevMouseDownElement != listener)
{
_prevMouseDownElement.ListenLostMouseFocus(_mouseLostFocusArgs);
_prevMouseDownElement = null;//clear
}
//-------------------------------------------------------
//retrun true to stop this loop (no further bubble up)
//return false to bubble this to upper control
return(e1.CancelBubbling || !listener.BypassAllMouseEvents);
});
if (_currentMouseDown == null)
{
_mousePressMonitor.Reset();
}
}
if (_prevMouseDownElement != _currentMouseDown &&
_prevMouseDownElement != null)
{
//TODO: review here, auto or manual
_prevMouseDownElement.ListenLostMouseFocus(_mouseLostFocusArgs);
_prevMouseDownElement = null;
}
}
//---------------------------------------------------------------
#if DEBUG
RootGraphic dbug_visualroot = this.dbugRootGraphics;
if (dbug_visualroot != null && dbug_visualroot.dbug_RecordHitChain)
{
dbug_visualroot.dbug_rootHitChainMsg.Clear();
HitInfo hitInfo;
for (int tt = hitPointChain.Count - 1; tt >= 0; --tt)
{
hitInfo = hitPointChain.GetHitInfo(tt);
RenderElement ve = hitInfo.HitElemAsRenderElement;
if (ve != null)
{
ve.dbug_WriteOwnerLayerInfo(dbug_visualroot, tt);
ve.dbug_WriteOwnerLineInfo(dbug_visualroot, tt);
string hit_info = new string('.', tt) + " [" + tt + "] "
+ "(" + hitInfo.point.X + "," + hitInfo.point.Y + ") "
+ ve.dbug_FullElementDescription();
dbug_visualroot.dbug_rootHitChainMsg.AddLast(new dbugLayoutMsg(ve, hit_info));
}
}
}
#endif
SwapHitChain(hitPointChain);
e.StopPropagation(); //TODO: review this again
#if DEBUG
if (local_msgVersion != dbugMsgChainVersion)
{
return;
}
dbug_visualroot.dbugHitTracker.Write("stop-mousedown");
dbug_visualroot.dbugHitTracker.Play = false;
#endif
}
void IEventPortal.PortalMouseUp(UIMouseEventArgs e)
{
#if DEBUG
if (this.dbugRootGraphics.dbugEnableGraphicInvalidateTrace)
{
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("MOUSEUP");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
}
#endif
HitChain hitPointChain = GetFreeHitChain();
#if DEBUG
_dbugHitChainPhase = dbugHitChainPhase.MouseUp;
#endif
HitTestCoreWithPrevChainHint(hitPointChain, _previousChain, e.X, e.Y);
if (hitPointChain.Count > 0)
{
SetEventOrigin(e, hitPointChain);
//---------------------------------------------------------------
ForEachOnlyEventPortalBubbleUp(e, hitPointChain, (portal) =>
{
portal.PortalMouseUp(e);
return(true);
});
//---------------------------------------------------------------
if (!e.CancelBubbling)
{
ForEachEventListenerBubbleUp(e, hitPointChain, (listener) =>
{
if (listener.BypassAllMouseEvents)
{
return(false);
}
listener.ListenMouseUp(e);
//retrun true to stop this loop (no further bubble up)
//return false to bubble this to upper control
return(e.CancelBubbling || !listener.BypassAllMouseEvents);
});
}
//---------------------------------------------------------------
if (e.IsAlsoDoubleClick)
{
ForEachEventListenerBubbleUp(e, hitPointChain, listener =>
{
listener.ListenMouseDoubleClick(e);
//-------------------------------------------------------
//retrun true to stop this loop (no further bubble up)
//return false to bubble this to upper control
return(e.CancelBubbling || !listener.BypassAllMouseEvents);
});
}
if (!e.CancelBubbling)
{
if (e.IsAlsoDoubleClick)
{
//ForEachEventListenerBubbleUp(e, hitPointChain, listener =>
//{
// listener.ListenMouseDoubleClick(e);
// //-------------------------------------------------------
// //retrun true to stop this loop (no further bubble up)
// //return false to bubble this to upper control
// return e.CancelBubbling || !listener.BypassAllMouseEvents;
//});
}
else
{
ForEachEventListenerBubbleUp(e, hitPointChain, listener =>
{
listener.ListenMouseClick(e);
//retrun true to stop this loop (no further bubble up)
//return false to bubble this to upper control
return(e.CancelBubbling || !listener.BypassAllMouseEvents);
});
}
}
}
SwapHitChain(hitPointChain);
e.StopPropagation();
}
void IEventPortal.PortalMouseDown(UIMouseEventArgs e)
{
#if DEBUG
if (this.dbugRootGraphics.dbugEnableGraphicInvalidateTrace)
{
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("MOUSEDOWN");
this.dbugRootGraphics.dbugGraphicInvalidateTracer.WriteInfo("================");
}
dbugMsgChainVersion = 1;
int local_msgVersion = 1;
#endif
HitChain hitPointChain = GetFreeHitChain();
#if DEBUG
_dbugHitChainPhase = dbugHitChainPhase.MouseDown;
#endif
HitTestCoreWithPrevChainHint(hitPointChain, _previousChain, e.X, e.Y);
if (hitPointChain.Count > 0)
{
//------------------------------
//1. origin object
SetEventOrigin(e, hitPointChain);
//------------------------------
var prevMouseDownElement = e.PreviousMouseDown;
IUIEventListener currentMouseDown = null;
//portal
ForEachOnlyEventPortalBubbleUp(e, hitPointChain, (portal) =>
{
portal.PortalMouseDown(e);
//*****
currentMouseDown = e.CurrentContextElement;
return(true);
});
//------------------------------
//use events
if (!e.CancelBubbling)
{
e.CurrentContextElement = currentMouseDown = null; //clear
ForEachEventListenerBubbleUp(e, hitPointChain, listener =>
{
if (listener.BypassAllMouseEvents)
{
return(false);
}
currentMouseDown = listener;
listener.ListenMouseDown(e);
//-------------------------------------------------------
bool cancelMouseBubbling = e.CancelBubbling;
if (prevMouseDownElement != null &&
prevMouseDownElement != listener)
{
prevMouseDownElement.ListenLostMouseFocus(e);
prevMouseDownElement = null;//clear
}
//-------------------------------------------------------
//retrun true to stop this loop (no further bubble up)
//return false to bubble this to upper control
return(e.CancelBubbling || !listener.BypassAllMouseEvents);
});
}
if (prevMouseDownElement != currentMouseDown &&
prevMouseDownElement != null)
{
prevMouseDownElement.ListenLostMouseFocus(e);
prevMouseDownElement = null;
}
}
//---------------------------------------------------------------
#if DEBUG
RootGraphic visualroot = this.dbugRootGraphics;
if (visualroot.dbug_RecordHitChain)
{
visualroot.dbug_rootHitChainMsg.Clear();
HitInfo hitInfo;
for (int tt = hitPointChain.Count - 1; tt >= 0; --tt)
{
hitInfo = hitPointChain.GetHitInfo(tt);
RenderElement ve = hitInfo.HitElemAsRenderElement;
if (ve != null)
{
ve.dbug_WriteOwnerLayerInfo(visualroot, tt);
ve.dbug_WriteOwnerLineInfo(visualroot, tt);
string hit_info = new string('.', tt) + " [" + tt + "] "
+ "(" + hitInfo.point.X + "," + hitInfo.point.Y + ") "
+ ve.dbug_FullElementDescription();
visualroot.dbug_rootHitChainMsg.AddLast(new dbugLayoutMsg(ve, hit_info));
}
}
}
#endif
SwapHitChain(hitPointChain);
e.StopPropagation();
#if DEBUG
if (local_msgVersion != dbugMsgChainVersion)
{
return;
}
visualroot.dbugHitTracker.Write("stop-mousedown");
visualroot.dbugHitTracker.Play = false;
#endif
}