mainpanel.java

这是我自己写的一个小的JAVA实现的俄罗斯方块

package net.rectang;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.awt.GridLayout;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.TitledBorder;

public class MainPanel extends JPanel{
	
	private static final long serialVersionUID = 1L;
	private JPanel playPanel = null;
	private JPanel buttonPanel = null;
	private JPanel listPanel = null;
	private JButton startButton = null;
	private JButton endButton = null;
	private JPanel nextPanel = null;
	private JPanel levelPanel = null;
	private JPanel scorePanel = null;
	private JLabel nextLabel = null;
	private JPanel picturePanel = null;
	private JLabel levelLabel = null;
	private JLabel levelNumLabel = null;
	private JLabel scoreLabel = null;
	private JLabel scoreNumLabel = null;
	private JPanel rectangPanel = null;
	
	public MainPanel() {
		super();
		initialize();
	}
	
	private void initialize() {
		//this.setSize(400, 300);
		this.setLayout(new BorderLayout());
		
		this.add(getPlayPanel(), BorderLayout.CENTER);
		this.add(getButtonPanel(), BorderLayout.SOUTH);
	}

	
	public JLabel getLevelNumLabel() {
		return levelNumLabel;
	}

	public void setLevelNumLabel(JLabel levelNumLabel) {
		this.levelNumLabel = levelNumLabel;
	}

	public JLabel getScoreNumLabel() {
		return scoreNumLabel;
	}

	public void setScoreNumLabel(JLabel scoreNumLabel) {
		this.scoreNumLabel = scoreNumLabel;
	}

	/**
	 * This method initializes playPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getPlayPanel() {
		if (playPanel == null) {
			playPanel = new JPanel();
			playPanel.setLayout(new BorderLayout());
			playPanel.add(getListPanel(), BorderLayout.EAST);
			playPanel.add(getRectangPanel(), BorderLayout.CENTER);
		}
		return playPanel;
	}

	/**
	 * This method initializes buttonPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getButtonPanel() {
		if (buttonPanel == null) {
			buttonPanel = new JPanel();
			buttonPanel.setLayout(new FlowLayout());
			buttonPanel.add(getStartButton(), null);
			buttonPanel.add(getEndButton(), null);
		}
		return buttonPanel;
	}

	/**
	 * This method initializes listPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getListPanel() {
		if (listPanel == null) {
			listPanel = new JPanel();
			listPanel.setLayout(new GridLayout(4, 1));
			listPanel.add(getNextPanel(), null);
			listPanel.add(getLevelPanel(), null);
			listPanel.add(getScorePanel(), null);
		}
		return listPanel;
	}

	/**
	 * This method initializes workPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getRectangPanel() {
		if (rectangPanel == null) {
			rectangPanel = new JPanel();
			rectangPanel.setBorder(BorderFactory.createTitledBorder(null, "Rectang", TitledBorder.DEFAULT_JUSTIFICATION, TitledBorder.DEFAULT_POSITION, null, Color.blue));
		}
		return rectangPanel;
	}
	public JPanel getRecPanel(){
		return this.rectangPanel;
	}

	/**
	 * This method initializes startButton	
	 * 	
	 * @return javax.swing.JButton	
	 */
	private JButton getStartButton() {
		if (startButton == null) {
			startButton = new JButton();
			startButton.setText("开始");
			
			startButton.setActionCommand(RectangActionController.NEW_GAME);
			startButton.addActionListener(RectangActionController.getInstance());
			startButton.addKeyListener(RectangActionController.getInstance());
			
		}
		return startButton;
	}

	/**
	 * This method initializes endButton	
	 * 	
	 * @return javax.swing.JButton	
	 */
	private JButton getEndButton() {
		if (endButton == null) {
			endButton = new JButton();
			endButton.setText("结束");
			
			endButton.setActionCommand(RectangActionController.EXIT_GAME);
			endButton.addActionListener(RectangActionController.getInstance());
		}
		return endButton;
	}

	/**
	 * This method initializes nextPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getNextPanel() {
		if (nextPanel == null) {
			nextLabel = new JLabel();
			nextLabel.setText("Next:");
			nextPanel = new JPanel();
			nextPanel.setLayout(new BorderLayout());
			nextPanel.add(nextLabel, BorderLayout.NORTH);
			nextPanel.add(getPicturePanel(), BorderLayout.CENTER);
		}
		return nextPanel;
	}

	/**
	 * This method initializes levelPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getLevelPanel() {
		if (levelPanel == null) {
			levelNumLabel = new JLabel();
			levelNumLabel.setText("0");
			levelLabel = new JLabel();
			levelLabel.setText("Level:");
			levelPanel = new JPanel();
			levelPanel.setLayout(new BorderLayout());
			levelPanel.add(levelLabel, BorderLayout.NORTH);
			levelPanel.add(levelNumLabel, BorderLayout.CENTER);
		}
		return levelPanel;
	}

	/**
	 * This method initializes scorePanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getScorePanel() {
		if (scorePanel == null) {
			scoreNumLabel = new JLabel();
			scoreNumLabel.setText("0");
			scoreLabel = new JLabel();
			scoreLabel.setText("Score:");
			scorePanel = new JPanel();
			scorePanel.setLayout(new BorderLayout());
			scorePanel.add(scoreLabel, BorderLayout.NORTH);
			scorePanel.add(scoreNumLabel, BorderLayout.CENTER);
		}
		return scorePanel;
	}

	/**
	 * This method initializes picturePanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */
	private JPanel getPicturePanel() {
		if (picturePanel == null) {
			picturePanel = new JPanel();
			picturePanel.setLayout(new BorderLayout());
		}
		return picturePanel;
	}
}