/// <summary>
/// Initialize the task parameters, call before the form is loaded
/// </summary>
public void InitializeParameters(string expression, string destination)
{
Parameters = new TaskParameters();
Parameters.Source = expression;
Parameters.Destination = destination;
if (!string.IsNullOrEmpty(expression))
{
int lastDot = expression.LastIndexOf('.');
int lastSlash = expression.LastIndexOf('/');
string f1 = expression;
string f2 = f1.Substring(0, lastSlash + 1);
string f3 = f1.Substring(lastDot);
string f4 = f1.Substring(lastSlash + 1, lastDot - lastSlash - 1);
int d1;
if (int.TryParse(f4, out d1))
{
Parameters.Parameter = lastDot - lastSlash - 1;
Parameters.Expression = string.Format("{0}{1}{2}", f2, "{0}", f3);
Parameters.BeginIndex = 1;
Parameters.EndIndex = d1;
Parameters.TotalCount = Parameters.EndIndex - Parameters.BeginIndex + 1;
Parameters.ThreadCount = Convert.ToInt32(Math.Floor((double)(Parameters.TotalCount) / 5.0) + 1);
if (Parameters.ThreadCount > 5)
{
Parameters.ThreadCount = 5;
}
}
else
{
Parameters.IsSingle = true;
Parameters.Expression = expression;
Parameters.TotalCount = 1;
}
}
}
/// <summary>
/// Initialize the task parameters, call before the form is loaded
/// </summary>
public void InitializeParameters(string expression, string destination)
{
Parameters = new TaskParameters();
Parameters.Source = expression;
Parameters.Destination = destination;
if (!string.IsNullOrEmpty(expression))
{
int lastDot = expression.LastIndexOf('.');
int lastSlash = expression.LastIndexOf('/');
string f1 = expression;
string f2 = f1.Substring(0, lastSlash + 1);
string f3 = f1.Substring(lastDot);
string f4 = f1.Substring(lastSlash + 1, lastDot - lastSlash - 1);
int d1;
if (int.TryParse(f4, out d1))
{
Parameters.Parameter = lastDot - lastSlash - 1;
Parameters.Expression = string.Format("{0}{1}{2}", f2, "{0}", f3);
Parameters.BeginIndex = 1;
Parameters.EndIndex = d1;
Parameters.TotalCount = Parameters.EndIndex - Parameters.BeginIndex + 1;
Parameters.ThreadCount = Convert.ToInt32(Math.Floor((double)(Parameters.TotalCount) / 5.0) + 1);
if (Parameters.ThreadCount > 5) Parameters.ThreadCount = 5;
}
else
{
Parameters.IsSingle = true;
Parameters.Expression = expression;
Parameters.TotalCount = 1;
}
}
}
private void OnDispatcherDoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
TaskParameters parameters = e.Argument as TaskParameters;
parameters.DoneEvent = new AutoResetEvent(false);
if (parameters.IsSingle)
{
string locp = Program.GetLocalPath(parameters.Source, parameters.Destination);
if (Program.Download(parameters.Source, locp))
{
worker.ReportProgress(100, new ProgressMessage(parameters.Source));
}
}
else
{
workerList = new List <BackgroundWorker>();
parameterList = new List <TaskRunParameters>();
for (int i = 0; i < parameters.ThreadCount; i++)
{
BackgroundWorker wk = new BackgroundWorker();
wk.WorkerReportsProgress = true;
wk.ProgressChanged += new ProgressChangedEventHandler(OnWorkerProgressChanged);
wk.RunWorkerCompleted += new RunWorkerCompletedEventHandler(OnWorkerRunWorkerCompleted);
wk.DoWork += new DoWorkEventHandler(OnWorkerDoWork);
workerList.Add(wk);
TaskRunParameters tp = new TaskRunParameters();
tp.Destination = parameters.Destination;
tp.Expression = parameters.Expression;
tp.Parameter = parameters.Parameter;
parameterList.Add(tp);
}
int index = 0;
for (int i = parameters.BeginIndex; i <= parameters.EndIndex; i++)
{
if (index >= parameters.ThreadCount)
{
index = 0;
}
parameterList[index].Indices.Add(i);
}
for (int i = 0; i < parameters.ThreadCount; i++)
{
workerList[i].RunWorkerAsync(parameterList[i]);
}
parameters.DoneEvent.WaitOne();
Thread.Sleep(1000);
}
}
private void OnLoad(object sender, EventArgs e)
{
if (Parameters == null)
{
Parameters = new TaskParameters();
}
SourceLabel.Text = Parameters.Expression;
RangeLabel.Text = string.Format("{0} - {1}, d{2}, t{3}, {4}",
Parameters.BeginIndex, Parameters.EndIndex, Parameters.Parameter, Parameters.ThreadCount,
Parameters.IsSingle ? "single" : "multi");
DestinationLabel.Text = Parameters.Destination;
ProgressBar.Maximum = Parameters.TotalCount;
InitializeDispatcher();
dispatcher.RunWorkerAsync(Parameters);
}
private void OnLoad(object sender, EventArgs e)
{
if (Parameters == null) Parameters = new TaskParameters();
SourceLabel.Text = Parameters.Expression;
RangeLabel.Text = string.Format("{0} - {1}, d{2}, t{3}, {4}",
Parameters.BeginIndex, Parameters.EndIndex, Parameters.Parameter, Parameters.ThreadCount,
Parameters.IsSingle ? "single" : "multi");
DestinationLabel.Text = Parameters.Destination;
ProgressBar.Maximum = Parameters.TotalCount;
InitializeDispatcher();
dispatcher.RunWorkerAsync(Parameters);
}
