private void populateDGV()
{
//Set up row headers so it's easy to see the row numbers
for (int i = 0; i < 9; i++)
{
ViewPuzzle.Rows.Add();
ViewPuzzle.Rows[i].HeaderCell.Value = "R" + (1 + i);
ViewPuzzle.Rows[i].DefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;
}
//Populate the rows
popThread = new Thread(() =>
{
for (int i = 0; i < 9; i++)
{
for (int k = 0; k < 9; k++)
{
ViewPuzzle.Rows[i].Cells[k].Value = sodokuPuzzle[i, k];
ViewPuzzle.Invoke((MethodInvoker) delegate
{
if (sodokuPuzzle[i, k] != 0)
{
ViewPuzzle.Rows[i].Cells[k].Style.BackColor = Color.Aquamarine;
}
});
}
}
popThread.Join();
}
);
popThread.Start();
}
private void solvePuzzle()
{
bool giveUp = false; //Quit if program can't figure out the puzzle.
int passes = 0; //Current amount of passes without placing a number.
List <int> possibleAnswers; //Possible answers for this current box.
solveThread = new Thread(() =>
{
while (!giveUp)
{
//Step through each box
for (int i = 0; i < 9; i++)
{
for (int k = 0; k < 9; k++)
{
getPossibleAnswers(k, i, out possibleAnswers);
if (possibleAnswers.Count == 1 && sodokuPuzzle[k, i] == 0)
{
ViewPuzzle.Invoke((MethodInvoker) delegate
{
ViewPuzzle.Rows[k].Cells[i].Value = possibleAnswers[0];
ViewPuzzle.Rows[k].Cells[i].Style.BackColor = Color.Green;
sodokuPuzzle[k, i] = possibleAnswers[0];
placedNumbers++;
}
);
Thread.Sleep(150);
}
}
}
passes++;
if (passes == 30)
{
giveUp = true;
MessageBox.Show("Solved to the best of my ability!" + "\n"
+ "Placed numbers: " + placedNumbers);
}
}
solveThread.Join();
}
);
solveThread.Start();
}
