public void Clear(Grid grid, int[,] buffer)
{
int j = 0, k = 0;
for (int i = 0; i < grid.Children.Count; i++)
{
try
{
UIElement e = grid.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
j = Grid.GetRow(e);
k = Grid.GetColumn(e);
if (button.IsEnabled == true)
{
button.Background = Brushes.RoyalBlue;
button.Content = null;
buffer[i, j] = 0;
}
}
}
catch { }
}
}
public void Hint(Grid sudoku, int[,] tab, int[,] buffer)
{
int Row, Column;
bool waiting = true;
Button button = new Button();
while (waiting)
{
Row = rand.Next(0, 9);
Column = rand.Next(0, 9);
if (buffer[Row, Column] != tab[Row, Column])
{
for (int i = 0; i < sudoku.Children.Count; i++)
{
UIElement e = sudoku.Children[i];
if (Grid.GetRow(e) == Row && Grid.GetColumn(e) == Column && button.GetType() == e.GetType())
{
button = e as Button;
button.Content = tab[Row, Column];
buffer[Row, Column] = tab[Row, Column];
button.IsEnabled = false;
waiting = false;
break;
}
}
}
}
}
public void Hard_Clear(Grid grid, int[,] buffer)
{
int j = 0, k = 0;
for (int i = 0; i < grid.Children.Count; i++)
{
try
{
UIElement e = grid.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
j = Grid.GetRow(e);
k = Grid.GetColumn(e);
buffer[j, k] = 0;
button.Content = null;
button.IsEnabled = true;
button.ClearValue(Button.FontWeightProperty);
}
}
catch
{
MessageBox.Show("Error");
}
}
}
public void Win(Grid grid)
{
int j, k;
for (int i = 0; i < grid.Children.Count; i++)
{
try
{
UIElement e = grid.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
j = Grid.GetRow(e);
k = Grid.GetColumn(e);
button.IsEnabled = false;
}
}
catch
{
MessageBox.Show("Error");
}
}
MessageBox.Show("Congratulations!\nYou WIN!");
}
public void Fill(Grid grid, int[,] tab, int difficulty_index, int[,] buffer)
{
rand.NextDouble();
int j = 0, k = 0, n = 0;
if (difficulty_index == 0)
{
n = 35;
}
else if (difficulty_index == 1)
{
n = 28;
}
else if (difficulty_index == 2)
{
n = 17;
}
while (n > 0)
{
for (int i = 0; i < grid.Children.Count; i++)
{
try
{
if (n > 0 && Convert.ToInt32(rand.NextDouble()) == 1)
{
UIElement e = grid.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
j = Grid.GetRow(e);
k = Grid.GetColumn(e);
button.Content = tab[j, k];
buffer[j, k] = tab[j, k];
button.IsEnabled = false;
button.FontWeight = FontWeights.Black;
button.Opacity = 0.72;
n--;
}
}
else if (n == 0)
{
break;
}
}
catch
{
MessageBox.Show("Error");
}
}
}
}
public void GenerateFile(Grid sudoku, int[,] buffer, string bufor)
{
int licznik = 0;
for (int i = 0; i < 9; i++)
{
for (int l = 0; l < 9; l++)
{
buffer[i, l] = int.Parse(bufor[licznik].ToString());
licznik++;
}
}
int j = 0, k = 0;
for (int i = 0; i < sudoku.Children.Count; i++)
{
try
{
UIElement e = sudoku.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
j = Grid.GetRow(e);
k = Grid.GetColumn(e);
if (buffer[j, k] != 0)
{
button = e as Button;
button.Content = buffer[j, k];
button.FontWeight = FontWeights.Black;
button.Opacity = 0.72;
}
}
}
catch
{
MessageBox.Show("Error");
}
}
}
public void GenerateExt(Grid ext, Grid sudoku, int[,] buffer)
{
int j = 0, k = 0;
for (int i = 0; i < ext.Children.Count; i++)
{
try
{
UIElement e = ext.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
if (button.Content != null)
{
j = Grid.GetRow(e);
k = Grid.GetColumn(e);
buffer[j, k] = Convert.ToInt32(button.Content);
for (int l = 0; l < sudoku.Children.Count; l++)
{
UIElement f = sudoku.Children[l];
if (Grid.GetRow(f) == j && Grid.GetColumn(f) == k && f.GetType() == button.GetType())
{
button = f as Button;
button.Content = buffer[j, k];
button.IsEnabled = false;
button.FontWeight = FontWeights.Black;
button.Opacity = 0.72;
}
}
}
}
}
catch
{
MessageBox.Show("Error");
}
}
}
public void ToPrint(Grid grid)
{
for (int i = 0; i < grid.Children.Count; i++)
{
try
{
UIElement e = grid.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
button.Background = Brushes.White;
button.Foreground = Brushes.Black;
button.IsEnabled = true;
}
}
catch
{
MessageBox.Show("Error");
}
}
}
public void Restore(Grid grid)
{
for (int i = 0; i < grid.Children.Count; i++)
{
try
{
UIElement e = grid.Children[i];
Button button = new Button();
if (e.GetType() == button.GetType())
{
button = e as Button;
button.Background = Brushes.RoyalBlue;
if (button.Content != null && button.Opacity == 0.72)
{
button.IsEnabled = false;
}
}
}
catch
{
MessageBox.Show("Error");
}
}
}