private void butStart_Click(object sender, EventArgs e)
{
// Disable the Start button
butStart.Enabled = false;
// Enable the Stop button
butStop.Enabled = true;
// Start running the code programmed in each BackgroundWorker DoWork event handler
// in a new independent thread and return control to the application's main thread
// First, create the CodeBreakerParameters for each BackgroundWorker and set its parameters
CodeBreakerParameters loParameters1 = new CodeBreakerParameters();
CodeBreakerParameters loParameters2 = new CodeBreakerParameters();
CodeBreakerParameters loParameters3 = new CodeBreakerParameters();
CodeBreakerParameters loParameters4 = new CodeBreakerParameters();
loParameters1.MaxUnicodeCharCode = 32000;
loParameters1.FirstCharNumber = 0;
loParameters1.LastCharNumber = 0;
loParameters2.MaxUnicodeCharCode = 32000;
loParameters2.FirstCharNumber = 1;
loParameters2.LastCharNumber = 1;
loParameters3.MaxUnicodeCharCode = 32000;
loParameters3.FirstCharNumber = 2;
loParameters3.LastCharNumber = 2;
loParameters4.MaxUnicodeCharCode = 32000;
loParameters4.FirstCharNumber = 3;
loParameters4.LastCharNumber = 3;
bakCodebreaker.RunWorkerAsync(loParameters1);
bakCodebreaker2.RunWorkerAsync(loParameters2);
bakCodebreaker3.RunWorkerAsync(loParameters3);
bakCodebreaker4.RunWorkerAsync(loParameters4);
}
private void DoWorkProcedure(object sender, DoWorkEventArgs e)
{
CodeBreakerParameters loCodeBreakerParameters = (CodeBreakerParameters)e.Argument;
// This variable holds the last Unicode character to be processed
//int liTotal = (int)e.Argument;
int liTotal = loCodeBreakerParameters.MaxUnicodeCharCode;
// This variable will hold the broken code
string lsBrokenCode = "";
// This code will break the simulated code
// This variable will hold a number to iterate from 0 to liTotal - Unicode character set
int i;
// This variable will hold a number to iterate from 0 to 3 (the characters positions in the code to be broken)
int liCharNumber;
// This variable will hold a char generated from the number in i
char lcChar;
// This variable will hold the current Label control that shows the char position being decoded
//Label loOutputCharCurrentLabel;
// This variable will hold a CodeBreakerProgress instance
CodeBreakerProgress loCodeBreakerProgress = new CodeBreakerProgress();
// This variable will hold the last percentage of the iteration completed
int liOldPercentageCompleted;
liOldPercentageCompleted = 0;
for (liCharNumber = loCodeBreakerParameters.FirstCharNumber; liCharNumber <= loCodeBreakerParameters.LastCharNumber; liCharNumber++)
{
// This loop will run (liTotal + 1) times
for (i = 0; i <= liTotal; i++)
{
// We must check whether the user pressed the cancellation button or not
if (((BackgroundWorker)sender).CancellationPending)
{
// The user requested to cancel the process
e.Cancel = true;
return;
}
// myChar holds a Unicode char
lcChar = (char)(i);
// The percentage completed is calculated and stored in the PercentageCompleted property
loCodeBreakerProgress.PercentageCompleted = (int)((i * 100) / liTotal);
loCodeBreakerProgress.CharNumber = liCharNumber;
loCodeBreakerProgress.CharCode = i;
if (loCodeBreakerProgress.PercentageCompleted > liOldPercentageCompleted)
{
// The progress is reported only when it changes with regard to the last one (liOldPercentageCompleted)
((BackgroundWorker)sender).ReportProgress(loCodeBreakerProgress.PercentageCompleted, loCodeBreakerProgress);
//Application.DoEvents();
// The old percentage completed is now the percentage reported
liOldPercentageCompleted = loCodeBreakerProgress.PercentageCompleted;
}
if (checkCodeChar(lcChar, liCharNumber))
{
// The code position was found
loCodeBreakerProgress.PercentageCompleted = 100;
((BackgroundWorker)sender).ReportProgress(loCodeBreakerProgress.PercentageCompleted, loCodeBreakerProgress);
Application.DoEvents();
// The broken code is concatenated in lsBrokenCode
lsBrokenCode += lcChar.ToString();
break;
}
}
}
// Create a new instance of the CodeBreakerResult class and set its properties values
CodeBreakerResult loResult = new CodeBreakerResult();
loResult.FirstCharNumber = loCodeBreakerParameters.FirstCharNumber;
loResult.LastCharNumber = loCodeBreakerParameters.LastCharNumber;
loResult.BrokenCode = lsBrokenCode;
// Return a CodeBreakerResult instance in the Result property
e.Result = loResult;
}
