package?com.ljl;

import?java.awt.BorderLayout;
import?java.awt.Dimension;
import?java.awt.Font;
import?java.awt.event.ActionEvent;
import?java.awt.event.ActionListener;
import?java.awt.event.WindowAdapter;
import?java.awt.event.WindowEvent;
import?java.io.IOException;
import?java.util.Random;

import?javax.swing.*;
import?javax.swing.border.EmptyBorder;
import?javax.swing.border.titledBorder;

public?class?Jarmframe?extends?Jframe?implements?ActionListener{
	/**
	?*?隨機界面
	?*/
	private?static?final?long?serialVersionUID?=?932748174620540486L;
	
	private?static?JTextArea?jtextarea;
	JButton?button;
	java.util.List?users;
	
	
	public?Jarmframe（）?throws?IOException?{
		this.init（）;
	}

	private?void?init（）?throws?IOException?{
		setSize（350?130）;
		setLocationRelativeTo（null）;
		setContentPane（conentpane（））;
		NameInfo?info?=?new?NameInfo（）;
		users?=??info.getUsers（）;
	}

	private?JPanel?conentpane（）?throws?IOException?{
		JPanel?panel?=?new?JPanel（）;
		panel.setBorder（new?EmptyBorder（8?8?8?8））;
		panel.add（BorderLayout.WEST?createTipane（））;
		panel.add（BorderLayout.CENTER?createJbutton（））;
		return?panel;
	}

	private?JButton?createJbutton（）?{
		button?=?new?JButton（“開始“）;
		button.setPreferredSize（new?Dimension（60?46））;;
		button.addActionListener（this）;
		return?button;
	}

	public?static?void?setAlert（String?str）{
		jtextarea.setText（str）;
	}

	private?JScrollPane?createTipane（）?throws?IOException?{
		JScrollPane?pane?=?new?JScrollPane（）;
		pane.setBorder（new?titledBorder（“姓名“））;
		jtextarea?=?new?JTextArea（）;
		Font?x?=?new?Font（“Serif“020）;
		jtextarea.setSize（190?40）;
		jtextarea.setFont（x）;				
		jtextarea.setLineWrap（true）;
		jtextarea.setEditable（false）;
		pane.setHorizontalScrollBarPolicy（ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER）;
		pane.getViewport（）.add（jtextarea）;
		return?pane;
	}
	
	Thread?t;
	@Override
	public?void?actionPerformed（ActionEvent?e）?{
		if（e.getSource（）==?button）{
			if（!“停止“.equals（button.getText（）））{
				final?Random?rd?=?new?Random（）;
				t?=?new?Thread（）{
					public?void?run（）?{
						while（true）{
							String?name?=?users.get（rd.nextInt（users.size（）-1））;
							setAlert（name）;
							try?{
								sleep（30）;
							}?catch?（InterruptedException?e）?{
								//?TODO?Auto-generated?catch?block
								e.printStackTrace（）;
							}
						}
					}
				};
				t.start（）;
				button.setText（“停止“）;
			}else{
				t.stop（）;
				button.setText（“開始“）;
			}
		}
	}
	
	public?static?void?main（String[]?args）?throws?IOException?{
		Jarmframe?jf?=?new?Jarmframe（）;
		jf.setDefaultCloseOperation（Jframe.DO_NOTHING_ON_CLOSE）;
		jf.addWindowListener（new?WindowAdapter（）?{
			@Override
			public?void?windowClosing（WindowEvent?e）?{
				System.exit（0）;
			}
		}）;
		jf.setVisible（true）;
		
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2012-05-31?09:58??.classpath
?????文件?????????390??2012-05-31?09:58??.project
?????目錄???????????0??2019-09-17?11:21??.settings\
?????文件?????????629??2012-05-31?09:58??.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2019-09-17?11:22??bin\
?????目錄???????????0??2019-09-17?11:22??bin\com\
?????目錄???????????0??2019-09-17?13:32??bin\com\ljl\
?????文件????????1175??2019-09-17?13:33??bin\com\ljl\Jarmframe$1.class
?????文件?????????613??2019-09-17?13:33??bin\com\ljl\Jarmframe$2.class
?????文件????????3952??2019-09-17?13:33??bin\com\ljl\Jarmframe.class
?????文件????????1858??2019-09-17?12:50??bin\com\ljl\NameInfo.class
?????目錄???????????0??2019-09-17?11:21??src\
?????目錄???????????0??2019-09-17?11:21??src\com\
?????目錄???????????0??2019-09-17?12:49??src\com\ljl\
?????文件????????2903??2019-09-17?13:33??src\com\ljl\Jarmframe.java
?????文件????????1161??2019-09-17?12:50??src\com\ljl\NameInfo.java
?????文件??????????46??2019-09-20?12:29??User.txt
?????文件?????????247??2019-09-20?12:37??使用說明.txt