Exemple #1
0
        public Thread(CalculatorModel model,
                      string [] tags,
                      Control [] sharedControls,
                      CrossThreadUINotification notifyUI)
        {
            this.model    = model;
            this.tags     = tags;
            this.notifyUI = notifyUI;
            switch (model)
            {
            case CalculatorModel.HP35:
                digits = 9;
                fixedUnderflowExponentThreshold = -2;
                hasExtraDigitBetween0And1       = true;
                stripZeros = true;
                break;

            case CalculatorModel.HP67:
            case CalculatorModel.HP97:
                digits = 2;
                fixedUnderflowExponentThreshold = sbyte.MinValue;
                hasExtraDigitBetween0And1       = false;
                stripZeros = false;
                break;
            }
            for (int i = 0; i < sharedControls.Length; i++)
            {
                if (sharedControls [i] is Display)
                {
                    Trace.Assert(this.display == null);
                    this.display = (Display)sharedControls [i];
                }
                else if (sharedControls [i] is Printer)
                {
                    Trace.Assert(this.printer == null);
                    this.printer = (Printer)sharedControls [i];
                }
                else
                {
                    Trace.Assert(false);
                }
            }

            // Create the execution thread and wait until it is ready to process requests.
            messageQueue = Queue.Synchronized(new Queue());
            thread       = new System.Threading.Thread(new ThreadStart(Execution));
            thread.Start();
        }
Exemple #2
0
        public ExecutionThread
            (Control main,
            Reader reader,
            CrossThreadUINotification notifyUI,
            out Program program)
        {
            this.main     = main;
            this.notifyUI = notifyUI;
            this.reader   = reader;

            // Create the execution thread and wait until it is ready to process requests.
            keystrokesQueue = Queue.Synchronized(new Queue());
            thread          = new Thread(new ThreadStart(Execution));
            thread.Start();
            isInitialized.WaitOne();

            program = this.program;
        }