personbuildwindow.java

简单的多线程编程

package face;

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollBar;
import javax.swing.JTextField;

import thread.PersonThread;

public class PersonBuildWindow extends JFrame {

	private static final long serialVersionUID = 1L;

	private final int WIDTH = 800;

	private final int HEIGHT = 600;

	private final int LEFTMARGIN = 150;

	private final int TOPMARGIN = 100;

	private final int jPanelForBarHEIGHT = 500;

	private final int jPanelForButtonHEIGHT = HEIGHT - jPanelForBarHEIGHT;

	private final int barStartLocation = 50;

	private final int barLength = 500;

	private final int heightofBarAndLabel = 20;

	private final int spaceBetweenBarAndLabel = 20;

	private final int labelLength = 200;

	private JScrollBar[] bar;

	private JLabel[] label;

	private PersonThread[] person;

	private JButton signButton, preButton, runButton, exitButton;

	private JPanel jPanelForButton, jPanelForBar;

	private JTextField count;

	private int countNum, spaceBetweenBars;
	
	private static int order=0;

	void init() {

		this.setSize(WIDTH, HEIGHT); // 设置窗口大小
		this.setLocation(LEFTMARGIN, TOPMARGIN);
		this.setTitle("Race between Persons");
		this.setLayout(null);
		this.setResizable(false);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		count = new JTextField(10);
		count.setText("赛跑人数(2~25)");
		count.setSelectionStart(0);
		count.setSelectionEnd(count.getText().length());

		signButton = new JButton("报名");
		signButton.addActionListener(new ActionListener() {

			public void actionPerformed(ActionEvent e) {
				try {
					countNum = Integer.parseInt(count.getText());
					if (countNum < 2) {
						JOptionPane.showConfirmDialog(null, "两个人以上才能赛跑啊", "警告",
								2);
					} else if (countNum > 25) {
						JOptionPane.showConfirmDialog(null, "人数太多,请减少人数", "警告",
								2);
					} else {
						preButton.setEnabled(true);
						count.setEnabled(false);
						signButton.setEnabled(false);
					}
					
				} catch (NumberFormatException e1) {
					JOptionPane.showConfirmDialog(null, "必须输入数字", "警告", 2);
				}

			}

		});

		preButton = new JButton("预备");
		preButton.setEnabled(false);
		preButton.addActionListener(new ActionListener() {

			public void actionPerformed(ActionEvent e) {
				bar = new JScrollBar[countNum];
				label = new JLabel[countNum];
				person=new PersonThread[countNum];
				spaceBetweenBars = (jPanelForBarHEIGHT - heightofBarAndLabel
						* countNum)
						/ countNum;
				drawIn();
				runButton.setEnabled(true);
				preButton.setEnabled(false);
			}

		});

		runButton = new JButton("砰~~跑");
		runButton.setEnabled(false);
		runButton.addActionListener(new ActionListener() {

			public void actionPerformed(ActionEvent e) {
				for (int i=0;i<countNum;i++){
					person[i].start();
				}
				runButton.setEnabled(false);
			}

		});

		exitButton = new JButton("退出");
		exitButton.addActionListener(new ActionListener() {

			public void actionPerformed(ActionEvent e) {
				System.exit(0);
			}

		});

		jPanelForBar = new JPanel();
		jPanelForBar.setBounds(0, 0, WIDTH, jPanelForBarHEIGHT);
		jPanelForBar.setBackground(Color.CYAN);
		jPanelForBar.setLayout(null);

		jPanelForButton = new JPanel();
		jPanelForButton.setBackground(Color.GRAY);
		jPanelForButton.setBounds(0, jPanelForBarHEIGHT + 1, WIDTH,
				jPanelForButtonHEIGHT);
		jPanelForButton.add(count);
		jPanelForButton.add(signButton);
		jPanelForButton.add(preButton);
		jPanelForButton.add(runButton);
		jPanelForButton.add(exitButton);

		this.add(jPanelForBar, "Center");
		this.add(jPanelForButton, "South");
		this.setVisible(true);
	}

	public void drawIn() {
		for (int i = 0; i < countNum; i++) {
			bar[i] = new JScrollBar(0, 0, 1, 0, 100);
			bar[i]
					.setBounds(
							barStartLocation,
							(int) ((spaceBetweenBars + heightofBarAndLabel) * i + spaceBetweenBars * 0.5),
							barLength, heightofBarAndLabel);
			label[i] = new JLabel("Person" + (i + 1) + "等待结果");
			label[i]
					.setBounds(
							barStartLocation + barLength
									+ spaceBetweenBarAndLabel,
							(int) ((spaceBetweenBars + heightofBarAndLabel) * i + spaceBetweenBars * 0.5),
							labelLength, heightofBarAndLabel);

			person[i]=new PersonThread(i);
			
			this.jPanelForBar.add(bar[i]);
			this.jPanelForBar.add(label[i]);
			
		}
		this.setVisible(false);
		this.setVisible(true);
	}

	public void actionPerformed(ActionEvent e) {
		if (e.getSource() == preButton) {
			runButton.setEnabled(true);
			preButton.setEnabled(false);

		}
		if (e.getSource() == runButton) {
			// JOptionPane.showMessageDialog(null,"Run");
			// preButton.setEnabled(true);
			runButton.setEnabled(false);
		}
		if (e.getSource() == exitButton) {
			// JOptionPane.showMessageDialog(null,"ByeBye!");
			new Factory().setVisible(true);
		}
	}

	private static PersonBuildWindow pbw;
	static {
		pbw = new PersonBuildWindow();
	}

	public JButton getPreButton() {
		return preButton;
	}

	public static PersonBuildWindow getPersonBuildWindow() {
		return pbw;
	}

	public int getBarValue(int barNum){
		return this.bar[barNum].getValue();
	}
	public void setBarValue(int barNum,int value){
		this.bar[barNum].setValue(value);
	}
	public void setLabelText(int labelNum,String text){
		this.label[labelNum].setText(text);
	}
	
	public int getOrder() {
		return order;
	}

	public void setOrder(int order) {
		PersonBuildWindow.order = order;
	}

	public int getCountNum() {
		return countNum;
	}

}