private void STATE_SOLVING(Request theRequest)
{
myState = solverState.SOLVING;
SudokuLibApi.EnableGuessing();
myMainWindow.DisableClearButton();
myMainWindow.DisableExitButton();
// Convert the user input to a byte array to send to the Sudoku API
byte[] myBytes = new byte[81];
int byteIdx = 0;
for (int i = 1; i <= 9; ++i)
{
for (int j = 1; j <= 9; ++j)
{
if (myMainWindow.myInputBoxes[i, j].Text != string.Empty)
{
if (myMainWindow.myInputBoxes[i, j].Text == "?")
{
myBytes[byteIdx] = Convert.ToByte(0);
}
else
{
myBytes[byteIdx] = Convert.ToByte(Int32.Parse(myMainWindow.myInputBoxes[i, j].Text));
}
++byteIdx;
}
else
{
myBytes[byteIdx] = Convert.ToByte(0);
++byteIdx;
}
}
}
// Call the Sudoko API to initialize the board
SudokuLibApi.Reset();
SudokuLibApi.Initialize(myBytes);
EventOccured(SolverFSM.transitionEvent.WAIT_FOR_RESPONSE, null);
}
private void ProcessRequests()
{
if (myExecutingRequest == null)
{
if (myRequests.Count > 0)
{
Request req = myRequests.First();
myExecutingRequest = req;
if (myRequests.TryDequeue(out req))
{
if (req.myRequestType == RequestType.Initialize)
{
try
{
SudokuLibApi.Initialize(req.GetByteData());
}
catch (Exception e)
{
ErrorMessage em = new ErrorMessage(e.Message);
em.ShowDialog();
}
}
if (req.myRequestType == RequestType.Solve)
{
SudokuLibApi.Solve();
}
else if (req.myRequestType == RequestType.Reset)
{
SudokuLibApi.Reset();
}
else if (req.myRequestType == RequestType.IsSolved)
{
bool theResult = SudokuLibApi.GetIsSolved();
req.SetData(theResult);
req.SetQueueSize(myRequests.Count);
SolverFSM m = (SolverFSM)req.myRequester;
if (m != null)
{
m.RequestResponse(req);
}
}
else if (req.myRequestType == RequestType.GetSolved)
{
IntPtr theCurrentBoard = SudokuLibApi.GetCurrentBoard();
byte[] bytes = new byte[SudokuLibApi.RESPONSE_SIZE];
Marshal.Copy(theCurrentBoard, bytes, 0, SudokuLibApi.RESPONSE_SIZE);
req.SetData(bytes);
req.SetQueueSize(myRequests.Count);
SolverFSM m = (SolverFSM)req.myRequester;
if (m != null)
{
m.RequestResponse(req);
}
}
else if (req.myRequestType == RequestType.Shutdown)
{
bool theResult = SudokuLibApi.Shutdown();
req.SetData(theResult);
req.SetQueueSize(myRequests.Count);
SolverFSM m = (SolverFSM)req.myRequester;
if (m != null)
{
m.RequestResponse(req);
}
}
else if (req.myRequestType == RequestType.GetBoardData)
{
IntPtr theBoardData = SudokuLibApi.GetBoardData();
int[] bytes = new int[SudokuLibApi.RESPONSE_SIZE];
Marshal.Copy(theBoardData, bytes, 0, SudokuLibApi.RESPONSE_SIZE);
req.SetData(bytes);
req.SetQueueSize(myRequests.Count);
SolverFSM m = (SolverFSM)req.myRequester;
if (m != null)
{
m.RequestResponse(req);
}
}
}
myExecutingRequest = null;
}
}
}