public Delegate GetInvocationList()
{
DelegateBreakout[] currentDelegates = delegates;
Delegate resultDelegate = null;
for (int delegateIndex = 0; delegateIndex < currentDelegates.Length; delegateIndex++)
{
DelegateBreakout breakout = currentDelegates[delegateIndex];
Delegate @delegate;
if (breakout.TryGetDelegate(delegateType, out @delegate))
{
resultDelegate = Delegate.Combine(resultDelegate, @delegate);
}
}
return(resultDelegate);
}
public WeakDelegateSuragate Remove(WeakDelegateSuragate other)
{
DelegateBreakout[] toRemove = other.delegates;
List <DelegateBreakout> breakouts = new List <DelegateBreakout>(delegates.Length);
DelegateBreakout[] currentDelegates = delegates;
for (int i = 0; i < currentDelegates.Length; i++)
{
DelegateBreakout breakout = currentDelegates[i];
if (Array.IndexOf(toRemove, breakout) == -1 && breakout.Alive)
{
breakouts.Add(breakout);
}
}
WeakDelegateSuragate suragate = new WeakDelegateSuragate(delegateType, breakouts.Count);
breakouts.CopyTo(suragate.delegates);
return(suragate);
}
public WeakDelegateSuragate Remove(Delegate @delegate)
{
using (DelegateBreakout toRemove = new DelegateBreakout(@delegate, null))
{
List <DelegateBreakout> breakouts = new List <DelegateBreakout>(delegates.Length);
DelegateBreakout[] currentDelegates = delegates;
for (int i = 0; i < currentDelegates.Length; i++)
{
DelegateBreakout breakout = currentDelegates[i];
if (breakout != toRemove && breakout.Alive)
{
breakouts.Add(breakout);
}
}
WeakDelegateSuragate suragate = new WeakDelegateSuragate(delegateType, breakouts.Count);
breakouts.CopyTo(suragate.delegates);
return(suragate);
}
}
private void Clean()
{
lock (this)
{
DelegateBreakout[] currentDelegates = delegates;
List <DelegateBreakout> stillAlive = new List <DelegateBreakout>(currentDelegates.Length);
for (int delegateIndex = 0; delegateIndex < currentDelegates.Length; delegateIndex++)
{
DelegateBreakout breakout = currentDelegates[delegateIndex];
if (breakout.Alive)
{
stillAlive.Add(breakout);
}
else
{
breakout.Dispose();
}
}
if (stillAlive.Count != currentDelegates.Length)
{
Interlocked.Exchange(ref delegates, stillAlive.ToArray());
}
}
}