public void Add(SudokuSolveStep step)
 {
     lock (stepsLock)
     {
         this.steps.Add(step);
     }
 }
Esempio n. 2
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 public SudokuNewStepEventArgs(SudokuSolveStep step)
 {
     if (step == null)
     {
         throw new ArgumentNullException("step");
     }
     this.step = step;
 }
        private bool TryGetCurrentStep(out SudokuSolveStep currentStep)
        {
            currentStep = null;

            var steps = this.steps;

            if (steps.Count == 0)
            {
                return(false);                //no step
            }
            var currentStepIndex = this.currentStepIndex;

            if (currentStepIndex < 0 || currentStepIndex >= steps.Count)
            {
                return(false);
            }

            currentStep = steps[currentStepIndex];
            return(true);
        }