private void OnMenuItemClick(object sender, EventArgs e)
{
if (sender is MenuItem item)
{
if (item.Parent is ContextMenu owner)
{
var label = (SudokuLabel)owner.SourceControl;
Trace.WriteLine(label.Name);
label.Font = new Font("Consolas", 14);
if (item.Text.Contains("Exclude"))
{
label.Text = item.Text.Substring(7);
}
if (item.Text.Contains("Make"))
{
label.Text = item.Text.Substring(5);
}
SelectedNumber = label.Value = int.Parse(label.Text);
// check if move is valid
if (!SudokuPuzzle.IsMoveValid(label.Column, label.Row, label.SubGrid, label.Value))
{
MessageBox.Show(@"Invalid move.");
return;
}
DisplayCandidatesForAllCells();
if (SudokuPuzzle.IsPuzzleSolved())
{
timer1.Enabled = false;
Console.Beep();
toolStripStatusLabel1.Text = @"Great Job!";
}
}
}
}
public void SetCell(int col, int row, int value)
{
// Find the Label control
var subgrid = SudokuPuzzle.GetRegion(col, row);
var labelName = $"Label{col}{row}{subgrid}";
var control = tableLayoutPanel1.Controls.Find(labelName, false).FirstOrDefault();
var label = (SudokuLabel)control;
if (label == null)
{
return;
}
if (value > 0)
{
label.Value = value;
label.Font = new Font("Consolas", 14, FontStyle.Bold);
SudokuPuzzle.SetAlternateRegionColors(ref label);
label.Text = $@"{value}";
}
else if (value == 0)
{
// set the appearance for the Label control
label.Font = new Font("Consolas", 8);
SudokuPuzzle.SetAlternateRegionColors(ref label);
label.MouseDown += SudokuLabel_MouseDown;
}
}
private void SaveAsToolStripMenuItem_Click(object sender, EventArgs e)
{
if (!GameStarted)
{
SudokuPuzzle.DisplayActivity("Game not started yet.", true);
return;
}
SudokuPuzzle.SaveGameToDisk(true);
}
public void DrawBoard()
{
//if (tableLayoutPanel1.Controls.Count >= 81) throw new Exception("The board has already been drawn.");
// used to store the location of the cell
var location = new Point();
// draws the cells
for (var row = 1; row <= 9; row++)
{
for (var col = 1; col <= 9; col++)
{
location.X = col * (CellWidth + 1) + XOffset - 8;
location.Y = row * (CellHeight + 1) + YOffset - 28;
var subgrid = SudokuPuzzle.GetRegion(col, row);
var sudokuLabel = new SudokuLabel
{
Name = $"Label{col}{row}{subgrid}",
Tag = $"Label{col}{row}{subgrid}",
Font = new Font("Consolas", 8, FontStyle.Bold),
BorderStyle = BorderStyle.Fixed3D,
Location = location,
Width = CellWidth,
Height = CellHeight,
Margin = new Padding(0),
Padding = new Padding(0),
TextAlign = ContentAlignment.MiddleCenter,
BackColor = UserBackColor,
ForeColor = UserForeColor,
Text = $@"{col}{row}{subgrid}",
Column = col,
Row = row,
SubGrid = SudokuPuzzle.GetRegion(col, row)
};
SudokuPuzzle.SetAlternateRegionColors(ref sudokuLabel);
sudokuLabels.Add(sudokuLabel);
if (tableLayoutPanel1.Controls.Count < 81)
{
tableLayoutPanel1.Controls.Add(sudokuLabel);
}
}
}
}
private void ExitToolStripMenuItem_Click(object sender, EventArgs e)
{
if (GameStarted)
{
Visible = false;
var dr = ShowDialog();
MessageBox.Show(@"Do you want to save current game?");
if (dr == DialogResult.OK)
{
SudokuPuzzle.SaveGameToDisk(false);
}
else if (dr == DialogResult.Cancel)
{
return;
}
}
Application.Exit();
}
private void OpenToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
if (GameStarted)
{
var dr = ShowDialog();
if (dr == DialogResult.OK)
{
SudokuPuzzle.SaveGameToDisk(false);
}
else if (dr == DialogResult.Cancel)
{
return;
}
}
}
catch (Exception)
{
Trace.WriteLine(typeof(Exception).ToString());
}
// load the game from disk
var filter = @"SS files (*.ss)|*.ss|SDO files (*.sdo)|*.sdo|All files (*.*)|*.*";
var dialog = new OpenFileDialog
{
Filter = filter,
FilterIndex = 1,
InitialDirectory = InitialDirectory,
RestoreDirectory = false
};
if (dialog.ShowDialog() == DialogResult.OK)
{
FileContent = File.ReadAllText(dialog.FileName).Replace("X", "0").Replace("\r", "").Replace("\n", "").Replace(".", "0").Replace("|", "").Replace("-", "");
if (FileContent.Length != 81)
{
throw new InvalidDataException("Input data was not formatted correctly.");
}
Text = dialog.FileName;
SaveFileName = dialog.FileName;
}
else
{
return;
}
StartNewGame();
// initialize the board
var counter = 0;
foreach (var row in Enumerable.Range(1, 9))
{
foreach (var col in Enumerable.Range(1, 9))
{
var i = counter++;
var value = int.Parse(FileContent[i].ToString());
SetCell(col, row, value);
}
}
DisplayCandidatesForAllCells();
}