public virtual void HandleEvent(EventBase evt)
{
// This is only useful because HandleEvent is public and can be called from user code.
if (evt == null)
{
return;
}
switch (evt.propagationPhase)
{
case PropagationPhase.TrickleDown:
case PropagationPhase.BubbleUp:
{
if (!evt.isPropagationStopped)
{
m_CallbackRegistry?.InvokeCallbacks(evt, evt.propagationPhase);
}
if (isIMGUIContainer && !evt.isPropagationStopped)
{
((IMGUIContainer)this).ProcessEvent(evt);
}
break;
}
case PropagationPhase.AtTarget:
{
//We make sure we invoke callbacks from the TrickleDownPhase before the BubbleUp ones when we are directly at target
if (!evt.isPropagationStopped)
{
m_CallbackRegistry?.InvokeCallbacks(evt, PropagationPhase.TrickleDown);
}
if (!evt.isPropagationStopped)
{
m_CallbackRegistry?.InvokeCallbacks(evt, PropagationPhase.BubbleUp);
}
if (isIMGUIContainer && !evt.isPropagationStopped)
{
((IMGUIContainer)this).ProcessEvent(evt);
}
}
break;
case PropagationPhase.DefaultActionAtTarget:
{
if (!evt.isDefaultPrevented)
{
using (new EventDebuggerLogExecuteDefaultAction(evt))
{
if (evt.skipDisabledElements && this is VisualElement ve && !ve.enabledInHierarchy)
{
ExecuteDefaultActionDisabledAtTarget(evt);
}
else
{
ExecuteDefaultActionAtTarget(evt);
}
}
}
break;
}
public virtual void HandleEvent(EventBase evt)
{
bool flag = evt == null;
if (!flag)
{
switch (evt.propagationPhase)
{
case PropagationPhase.TrickleDown:
case PropagationPhase.AtTarget:
case PropagationPhase.BubbleUp:
{
bool flag2 = !evt.isPropagationStopped;
if (flag2)
{
EventCallbackRegistry expr_4D = this.m_CallbackRegistry;
if (expr_4D != null)
{
expr_4D.InvokeCallbacks(evt);
}
}
break;
}
case PropagationPhase.DefaultAction:
{
bool flag3 = !evt.isDefaultPrevented;
if (flag3)
{
using (new EventDebuggerLogExecuteDefaultAction(evt))
{
this.ExecuteDefaultAction(evt);
}
}
break;
}
case PropagationPhase.DefaultActionAtTarget:
{
bool flag4 = !evt.isDefaultPrevented;
if (flag4)
{
using (new EventDebuggerLogExecuteDefaultAction(evt))
{
this.ExecuteDefaultActionAtTarget(evt);
}
}
break;
}
}
}
}
public virtual void HandleEvent(EventBase evt)
{
if (evt == null)
{
return;
}
if (evt.propagationPhase != PropagationPhase.DefaultAction)
{
if (!evt.isPropagationStopped)
{
m_CallbackRegistry?.InvokeCallbacks(evt);
}
if (evt.propagationPhase == PropagationPhase.AtTarget && !evt.isDefaultPrevented)
{
ExecuteDefaultActionAtTarget(evt);
}
}
else if (!evt.isDefaultPrevented)
{
ExecuteDefaultAction(evt);
}
}