public static TplWorker DoWork(SetProgressValueDelegate progress, CancellationToken token)
{
Console.WriteLine("DoWork先頭 ManagedThreadId={0}",
Thread.CurrentThread.ManagedThreadId);
ParallelOptions po = new ParallelOptions();
po.CancellationToken = token;
po.MaxDegreeOfParallelism = System.Environment.ProcessorCount;
TplWorker instance = new TplWorker();
try
{
Parallel.For(0, CountOfNumbers, po, index =>
{
po.CancellationToken.ThrowIfCancellationRequested();
instance.ProcessANumber(progress, index);
});
}
catch (OperationCanceledException e)
{
throw e;
}
catch (Exception e)
{
throw e.InnerException;
}
Console.WriteLine("DoWork末尾 ManagedThreadId={0}",
Thread.CurrentThread.ManagedThreadId);
return(instance);
}
private void frmDM_DongBo_Load(object sender, EventArgs e)
{
lblStatus.Text = String.Empty;
dgSetStatus = SetStatus;
dgSetProgressMaxValue = SetProgressMaxValue;
dgSetProgressCurValue = SetProgressCurValue;
dgDisableChapNhanButton = SetChapNhanButtonEnableState;
}
internal void ProcessANumber(SetProgressValueDelegate progress, int index)
{
int input = InputData[index];
string output = string.Format("{0:000}", input);
RandomWait();
OutputData[index] = output;
Interlocked.Increment(ref this._CountOfDone);
progress.Invoke((int)((double)this._CountOfDone / CountOfNumbers * 100));
Console.WriteLine("OutputData[{0}] 終了 = {1}, ManagedThreadId={2}",
index, output, Thread.CurrentThread.ManagedThreadId);
}
private void Btn_ChangeProgress_Click(object sender, EventArgs e)
{
#if false //不使用线程的
for (int i = 0; i <= 100; i++)
{
Application.DoEvents();
Thread.Sleep(10);//把控制权交还给用户
progressBar1.Value = i;
}
for (int i = 0; i <= 100; i++)
{
Application.DoEvents();
Thread.Sleep(10);
progressBar2.Value = i;
}
#endif
//定义--> 声明-->实例化委托 【X】
// setProgressValue = new SetProgressValue(DelegateMethod);
//新方法 【V】 【错误:线程间操作无效】 【还是要用方法呀】
setProgressValueDelegate = a => SetProgressValue(a);
setProgressValueDelegate(80);
}
private void SetProgressValue(int value)
{
if (Progress.InvokeRequired == false)
{
Progress.Value = value;
}
else
{
SetProgressValueDelegate d = new SetProgressValueDelegate(SetProgressValue);
Progress.Invoke(d, new object[] { value });
}
}
