import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class BackChangeDialog extends JDialog{
	JLabel jT = new JLabel("選擇了蜘蛛");
	JPanel jMainPane = new JPanel();
	JPanel jBtPane = new JPanel();
	JPanel jTPane = new JPanel();
	private JLabel jL1 = new JLabel();
	private JLabel jL2 = new JLabel();
	private JLabel jL3 = new JLabel();
	private JLabel jL4 = new JLabel();
	private JButton jbt = new JButton("選擇結束");
	private int backIndex;
	public BackChangeDialog(){
		backIndex = 0;
		setTitle("J蜘蛛牌背");
		setResizable(false);
		setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
		Container c = this.getContentPane();
		c.setLayout(new BorderLayout(5,10));
		jL1.setIcon(new javax.swing.ImageIcon(getClass().getResource("images/rear.GIF")));
		jL2.setIcon(new javax.swing.ImageIcon(getClass().getResource("images/rear1.GIF")));
		jL3.setIcon(new javax.swing.ImageIcon(getClass().getResource("images/rear2.GIF")));
		jL4.setIcon(new javax.swing.ImageIcon(getClass().getResource("images/rear3.GIF")));
		jL1.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jT.setText("選擇了蜘蛛");
				backIndex=0;
            }
        });
		jL2.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jT.setText("選擇了椰樹");
				backIndex=1;
            }
        });
		jL3.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jT.setText("選擇了海魚");
				backIndex=2;
            }
        });
		jL4.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                jT.setText("選擇了藍天");
				backIndex=3;
            }
        });

		jbt.addActionListener(new java.awt.event.ActionListener(){
			public void actionPerformed(java.awt.event.ActionEvent e){
				setVisible(false);
				JOptionPane.showMessageDialog(null,"選擇的信息將在下一輪游戲開始時更新","信息",JOptionPane.INFORMATION_MESSAGE);
			}
		});
		jMainPane.add(jL1);
		jMainPane.add(jL2);
		jMainPane.add(jL3);
		jMainPane.add(jL4);
		jBtPane.add(jbt);
		jTPane.add(jT);
/*		jMainPane.setBackground(new Color(0, 112, 26));
		jBtPane.setBackground(new Color(0, 112, 26));
		jTPane.setBackground(new Color(0, 112, 26));*/
		c.add(jTPane,BorderLayout.NORTH);
		c.add(jMainPane,BorderLayout.CENTER);
		c.add(jBtPane,BorderLayout.SOUTH);
		pack();		
	//	this.getContentPane().setBackground(new Color(0, 112, 26));
		this.setVisible(false);
		this.setLocation(300,200);
	}
	
	public int getBackIndex(){
		return backIndex;
	}
}