// Handle click events from the image buttons on the web page
protected void ImageButton_Click(object sender, ImageClickEventArgs e)
{
// Get a reference to the image button that was clicked
ImageButton imgBtn = ((ImageButton)sender);
// Get the number of the button that was clicked
int bNum = int.Parse(imgBtn.ID.Substring(11));
// Put an X or O in into the GameGrid array
int row = bNum / TicTacToe.COLS; // Get a zero based table row number
int col = bNum % TicTacToe.COLS; // Get a zero based table column number
if (!tttGame.AddMark(row, col))
{
lblMessage.Text = "You can't change that!";
}
// See if we have a winner
char winner = tttGame.CheckForWinner();
if (winner != ' ')
{
lblMessage.Text = winner + " Won!";
}
UpdateImage(row, col);
// ReloadPageData();
}