public void RunWorkerAsync(object argument)
{
mCancelPending = false;
if (DoWork != null)
{
DoWorkEventArgsBw args = new DoWorkEventArgsBw(argument);
AsyncCallback callback = new AsyncCallback(ReportCompletion);
DoWork.BeginInvoke(this, args, callback, args);
}
}
public void RunWorkerAsync(object pArgument)
{
cancelPending = false;
if (DoWork != null)
{
WorkerEventArgs _args = new WorkerEventArgs(pArgument);
AsyncCallback _callback = new AsyncCallback(reportCompletion);
//NOTE: ? why do we need ar here ?
ar = DoWork.BeginInvoke(this, _args, _callback, _args);
}
}
private void button1_Click(object sender, EventArgs e)
{
Debug.WriteLine("Window Form Method.ThreadId:#{0}", Thread.CurrentThread.ManagedThreadId);
this.AddValue("Asynchronous Start.");
var context = SynchronizationContext.Current;
DoWork work = DoWorkMethod;
work.BeginInvoke(OnWorkCallback, context);
}
internal void Run()
{
if (DoWork == null)
{
return;
}
_isCancelPending = false;
DoWorkEventArgs args = new DoWorkEventArgs(_argument);
DoWork.BeginInvoke(this, args, new AsyncCallback(ReportCompletion), args);
}
private static void AsyncTest()
{
DoWork d = new DoWork(WorkPro); //no.1
IAsyncResult r = d.BeginInvoke(1000, CallBack, d); //no.2
//int result = d.EndInvoke(r);
//Console.WriteLine(result);
for (var i = 0; i < 100; i++) //no.3
{
Thread.Sleep(10); //主线程需要做的事情
}
Console.WriteLine("主线程done");
}
void OnStart(object sender, EventArgs e)
{
CancelPending = false;
m_ProgressBar.Value = 0;
m_StatusLabel.Text = "Status: In Progress";
DoWork doWork = new DoWork(DoBackgroundProcessing);
AsyncCallback callback = new AsyncCallback(OnCompleted);
doWork.BeginInvoke(100, callback, null);
m_CancelButton.Enabled = true;
m_StartButton.Enabled = false;
}
public IAsyncResult BeginDisplayInitializationUI(IClientChannel channel, AsyncCallback callback, object state)
{
Console.WriteLine("Begin");
d = new DoWork(DisplayInitializationUI);
return(d.BeginInvoke(null, null));
}