private void CellDidChange(object sender, DataGridViewCellEventArgs e)
{
DataGridViewTextBoxCell cell = (DataGridViewTextBoxCell)DGGameBoardView.CurrentCell;
_board.SetUpTile(cell.RowIndex, cell.ColumnIndex, Convert.ToInt32(cell.Value), false);
bool rowSolved = _board.CheckRow(cell.RowIndex);
bool colSolved = _board.CheckCol(cell.ColumnIndex);
List <bool> listOfAllRegionStatus = new List <bool> {
};
int rowsInRegion = 0;
switch (_board.Size)
{
case 9:
rowsInRegion = 3;
break;
case 6:
rowsInRegion = 2;
break;
default:
break;
}
for (int r = 0; r < (_board.Size); r += rowsInRegion)
{
for (int c = 0; c < (_board.Size); c += 3)
{
bool regionSolved = _board.CheckRegion(r, c, rowsInRegion);
if (regionSolved)
{
listOfAllRegionStatus.Add(true);
}
}
}
bool regionsComplete = false;
if (listOfAllRegionStatus.Count == _board.Size)
{
regionsComplete = true;
}
if (rowSolved && colSolved && regionsComplete)
{
SolvedLabel.Text = "SOLVED";
}
}
private void CellDidChange(object sender, DataGridViewCellEventArgs e)
{
//User entered something into a cell, figure out if it is valid, and check if they solved any regions, rows, columns, or the whole thing.
DataGridViewTextBoxCell cell = (DataGridViewTextBoxCell)DGGameBoardView.CurrentCell;
try {
_board.SetUpTile(cell.RowIndex, cell.ColumnIndex, Convert.ToInt32(cell.Value), false);
} catch {
//User entered something other than a number. Sudoku != Crossword.
StatusLabel.Text = "Error: Please enter a number from 1 - 9";
StatusLabel.ForeColor = Color.Red;
StatusLabel.Visible = true;
cell.Value = null;
}
bool rowSolved = _board.CheckRow(cell.RowIndex);
if (rowSolved)
{
for (int i = 0; i < _board.Size; i++)
{
cell.OwningRow.Cells[i].Style.BackColor = Color.LightGreen;
}
}
bool colSolved = _board.CheckCol(cell.ColumnIndex);
if (colSolved)
{
for (int i = 0; i < _board.Size; i++)
{
cell.OwningColumn.DefaultCellStyle.BackColor = Color.LightGreen;
}
}
List <bool> listOfAllRegionStatus = new List <bool> {
};
for (int r = 0; r < (_board.Size); r += _board.RowsInRegion)
{
for (int c = 0; c < (_board.Size); c += _board.ColsInRegion)
{
bool regionSolved = _board.CheckRegion(r, c);
if (regionSolved)
{
listOfAllRegionStatus.Add(true);
}
}
}
bool regionsComplete = false;
if (listOfAllRegionStatus.Count == _board.Size)
{
regionsComplete = true;
}
if (rowSolved && colSolved && regionsComplete)
{
//User did a sudoku.
StatusLabel.Text = "Puzzle Solved!";
StatusLabel.ForeColor = Color.Black;
StatusLabel.Visible = true;
}
}