// Raises the InvokeCompleted event.
private void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler <InvokeCompletedEventArgs> handler = InvokeCompleted;
if (handler != null)
{
m_context.Post(delegate { handler(this, e); }, null);
}
}
// Raises the InvokeCompleted event.
protected virtual void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler <InvokeCompletedEventArgs> handler = InvokeCompleted;
if (handler != null)
{
handler(this, e);
}
}
// Raises the InvokeCompleted event.
protected virtual void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler <InvokeCompletedEventArgs> handler = InvokeCompleted;
if (handler != null)
{
context.Post(delegate(object state)
{
handler(this, e);
}, null);
}
}
private void delegateScheduler1_InvokeCompleted(object sender, InvokeCompletedEventArgs e)
{
object[] args = e.GetArgs();
Debug.Assert(args != null);
Debug.Assert(args.Length == 1);
Debug.Assert(args[0] != null);
if (e.Error == null)
{
logListBox.Items.Add(args[0].ToString());
}
else
{
MessageBox.Show("Error!", e.Error.Message, MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
// Processes and invokes delegates.
private void DelegateProcedure()
{
lock(lockObject)
{
// Signal the constructor that the thread is now running.
Monitor.Pulse(lockObject);
}
// Set this DelegateQueue as the SynchronizationContext for this thread.
SynchronizationContext.SetSynchronizationContext(this);
// Placeholder for DelegateQueueAsyncResult objects.
DelegateQueueAsyncResult result = null;
// While the DelegateQueue has not been disposed.
while(true)
{
// Critical section.
lock(lockObject)
{
// If the DelegateQueue has been disposed, break out of loop; we're done.
if(disposed)
{
break;
}
// If there are delegates waiting to be invoked.
if(delegateQueue.Count > 0)
{
result = delegateQueue.Dequeue();
}
// Else there are no delegates waiting to be invoked.
else
{
// Wait for next delegate.
Monitor.Wait(lockObject);
// If the DelegateQueue has been disposed, break out of loop; we're done.
if(disposed)
{
break;
}
Debug.Assert(delegateQueue.Count > 0);
result = delegateQueue.Dequeue();
}
}
Debug.Assert(result != null);
// Invoke the delegate.
result.Invoke();
if(result.NotificationType == NotificationType.BeginInvokeCompleted)
{
InvokeCompletedEventArgs e = new InvokeCompletedEventArgs(
result.Method,
result.GetArgs(),
result.ReturnValue,
result.Error);
OnInvokeCompleted(e);
}
else if(result.NotificationType == NotificationType.PostCompleted)
{
object[] args = result.GetArgs();
Debug.Assert(args.Length == 1);
Debug.Assert(result.Method is SendOrPostCallback);
PostCompletedEventArgs e = new PostCompletedEventArgs(
(SendOrPostCallback)result.Method,
args[0],
result.Error);
OnPostCompleted(e);
}
else
{
Debug.Assert(result.NotificationType == NotificationType.None);
}
}
Debug.WriteLine(delegateThread.Name + " Finished");
}
// Raises the InvokeCompleted event.
protected virtual void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler<InvokeCompletedEventArgs> handler = InvokeCompleted;
if(handler != null)
{
context.Post(delegate(object state)
{
handler(this, e);
}, null);
}
}
// Processes and invokes delegates.
private void DelegateProcedure()
{
lock (m_lockObject)
{
// Signal the constructor that the thread is now running.
Monitor.Pulse(m_lockObject);
}
// Set this DelegateQueue as the SynchronizationContext for this thread.
SetSynchronizationContext(this);
// Placeholder for DelegateQueueAsyncResult objects.
DelegateQueueAsyncResult result;
// While the DelegateQueue has not been disposed.
while (true)
{
// Critical section.
lock (m_lockObject)
{
// If the DelegateQueue has been disposed, break out of loop; we're done.
if (m_disposed)
{
break;
}
// If there are delegates waiting to be invoked.
if (m_delegateDeque.Count > 0)
{
result = m_delegateDeque.PopFront();
}
// Else there are no delegates waiting to be invoked.
else
{
// Wait for next delegate.
Monitor.Wait(m_lockObject);
// If the DelegateQueue has been disposed, break out of loop; we're done.
if (m_disposed)
{
break;
}
Debug.Assert(m_delegateDeque.Count > 0);
result = m_delegateDeque.PopFront();
}
}
Debug.Assert(result != null);
// Invoke the delegate.
result.Invoke();
switch (result.NotificationType)
{
case NotificationType.BeginInvokeCompleted:
{
InvokeCompletedEventArgs e = new InvokeCompletedEventArgs(
result.Method,
result.GetArgs(),
result.ReturnValue,
result.Error);
OnInvokeCompleted(e);
}
break;
case NotificationType.PostCompleted:
{
object[] args = result.GetArgs();
Debug.Assert(args.Length == 1);
Debug.Assert(result.Method is SendOrPostCallback);
PostCompletedEventArgs e = new PostCompletedEventArgs(
(SendOrPostCallback)result.Method,
args[0],
result.Error);
OnPostCompleted(e);
}
break;
default:
Debug.Assert(result.NotificationType == NotificationType.None);
break;
}
}
Debug.WriteLine(m_delegateThread.Name + " Finished");
}
// Raises the InvokeCompleted event.
protected virtual void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler<InvokeCompletedEventArgs> handler = InvokeCompleted;
if(handler != null)
{
handler(this, e);
}
}
// Raises the InvokeCompleted event.
private void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler<InvokeCompletedEventArgs> handler = InvokeCompleted;
if (handler != null)
{
m_context.Post(delegate { handler(this, e); }, null);
}
}
// Raises the InvokeCompleted event.
private void OnInvokeCompleted(InvokeCompletedEventArgs e)
{
EventHandler<InvokeCompletedEventArgs> handler = InvokeCompleted;
if (handler != null)
{
handler(this, e);
}
}