public void Test()
{
ProgressTracker pt = new ProgressTracker();
TestProcess tp = new TestProcess();
pt.ProgressChanged += new EventHandler(pt_ProgressChanged);
tp.Process(pt, 4);
}
protected override void Perform()
{
pt = new ProgressTracker();
BurrowFramework bf = new BurrowFramework();
bf.InitWorkSpace();
try {
pt.ProgressChanged += new EventHandler(pt_ProgressChanged);
DoPerform();
}catch(Exception) {
try {
if (bf.CurrentConversation != null)
bf.CurrentConversation.GiveUp();
}catch (Exception) {/*prevent this exception hiding the real one*/}
throw;
}
finally {
try {
bf.CloseWorkSpace();
}
catch (Exception) {/*prevent this exception hiding the real one*/}
}
}
public void Process(ProgressTracker progressTracker, int maximumNumOfSubs)
{
if (maximumNumOfSubs > 0)
for (int i = 0; i < maximumNumOfSubs; i++)
Process(progressTracker.CreateSubTracker(maximumNumOfSubs), maximumNumOfSubs - 1);
}
/// <summary>
///
/// </summary>
/// <param name="totalNumberOfSteps"></param>
/// <param name="thisSubProcFinishingStep">the finishing number of Step once this current sub process finishes</param>
/// <returns></returns>
public ProgressTracker CreateSubTracker(int totalNumberOfSteps, int thisSubProcFinishingStep)
{
numOfSubProcedure = totalNumberOfSteps;
if (numOfSubProcedure <= 0)
throw new Exception("Cannot enter sub procedure if tracker created with 0 number of sub procedure");
subTracker = new ProgressTracker();
subTracker.ProgressChanged += new EventHandler(subTracker_ProgressChanged);
currentSubProcIdx = thisSubProcFinishingStep;
if (currentSubProcIdx > 0)
FireProgressChangedEvt();
return subTracker;
}
public static ProgressTracker CreateSubTracker(ProgressTracker currentTracker, int numberOfSubProc)
{
if (currentTracker != null)
return currentTracker.CreateSubTracker(numberOfSubProc);
else
return null;
}