private void displayBoard(TicTacToeBoard state) {
		for (int row = 0; row < TicTacToeBoard.SIZE; row++) {
			for (int col = 0; col < TicTacToeBoard.SIZE; col++) {
				if (state.getState(row, col) == TicTacToeBoard.X) {
					cellLabel[row * TicTacToeBoard.SIZE + col].setText("X");
				} else if (state.getState(row, col) == TicTacToeBoard.O) {
					cellLabel[row * TicTacToeBoard.SIZE + col].setText("O");
				} else {
					cellLabel[row * TicTacToeBoard.SIZE + col].setText("");
				}
			}
		}
	}