import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;


public class SudokuLayout extends JFrame{
	JTextArea jtxtArea;
	JPanel sudokuPanel;
	JPanel buttonsPanel;
	JButton hintButton;
	JButton resetButton;
	JButton solveButton;
	JButton newPuzzleButton;
	JComboBox jComboBox;
	SudokuLayout(){

		setTitle("Welcome To Sudoku!");
		setLayout(new BorderLayout(150, 50));


		GridLayout board1 = new GridLayout(3,9);
		sudokuPanel=new JPanel(board1);

		for (int k = 1; k <= 9; k++){
			JPanel level2 = new JPanel(new GridLayout(3,3));
			for (int i = 1; i <= 9; i++){
				JTextField text = new JTextField("      ");
				level2.add(text);
			}
			level2.setBorder(BorderFactory.createBevelBorder(1));
			level2.setBackground(Color.RED);
			sudokuPanel.add(level2);
		}

		add(sudokuPanel, BorderLayout.WEST);

		hintButton=new JButton("Hint");
		resetButton=new JButton("Reset");
		solveButton=new JButton("Solve");
		newPuzzleButton=new JButton("New Puzzle");

		buttonsPanel=new JPanel();
		buttonsPanel.setLayout(new BoxLayout(buttonsPanel,BoxLayout.Y_AXIS));
		buttonsPanel.add(resetButton);
		buttonsPanel.add(Box.createRigidArea(new Dimension(0,15)));
		buttonsPanel.add(hintButton);
		buttonsPanel.add(Box.createRigidArea(new Dimension(0,15)));
		buttonsPanel.add(solveButton);
		buttonsPanel.add(Box.createRigidArea(new Dimension(0,15)));
		buttonsPanel.add(newPuzzleButton);
		buttonsPanel.add(Box.createRigidArea(new Dimension(0,15)));
		buttonsPanel.add(Box.createRigidArea(new Dimension(0,15)));

		String[] difficulties = { "Easy", "Medium", "Hard"};
		jComboBox = new JComboBox(difficulties);
		jComboBox.setSelectedIndex(2);
		buttonsPanel.add(jComboBox);

		add(buttonsPanel,BorderLayout.EAST);

		resetButton.addActionListener(new ListenerClass());
		hintButton.addActionListener(new ListenerClass());
		solveButton.addActionListener(new ListenerClass());
		newPuzzleButton.addActionListener(new ListenerClass());

		jtxtArea = new JTextArea(4, 20);
		jtxtArea.setBorder(BorderFactory.createTitledBorder("Output"));
		jtxtArea.setText(" ");

		add(jtxtArea, BorderLayout.SOUTH);
	}



	private class ListenerClass implements ActionListener{

		public void actionPerformed(ActionEvent e) {
			Object b=e.getSource();
			if(b.equals(hintButton)){
				jtxtArea.setText("Hint Button clicked!");
			}
			else if(b.equals(resetButton)){
				jtxtArea.setText("Reset button clicked!");
			}
			else if(b.equals(solveButton)){
				jtxtArea.setText("Solve button clicked!");
			}
			else{
				jtxtArea.setText("New Puzzle button clicked!");

			}

		}
	}

}