/*
?*?完成于2016.12.14
?*?知識點:（1）java與mysql連接語句的掌握
?*??????（2）swing窗體的構建
?*??????（3）在people類里運用了列表框。（ps:還有一個小問題沒有解決。那就是點擊列表框響應兩次。網上的方法不知道怎么運用。希望有大神來教教我。提前謝謝啦~~）
?*??????（4）美化窗體。對窗體背景，按鈕都進行了美化。
?*??寫完這個項目，發現自己對java的掌握大大提高了。
?*??果然實踐才是掌握真理的唯一標準~
?*??一定要記錄下來。~~！！
?*?*/



import?java.awt.BorderLayout;
import?java.awt.Container;
import?java.awt.FlowLayout;
import?java.awt.GridLayout;
import?java.awt.Image;
import?java.awt.TextField;
import?java.awt.event.ActionEvent;
import?java.awt.event.ActionListener;
import?java.awt.event.MouseEvent;
import?java.awt.event.MouseListener;
import?java.awt.event.WindowAdapter;
import?java.awt.event.WindowEvent;
import?java.sql.DriverManager;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;
import?java.sql.ResultSetmetaData;
import?javax.swing.ImageIcon;
import?javax.swing.JButton;
import?javax.swing.Jframe;??
import?javax.swing.JLabel;
import?javax.swing.JList;
import?javax.swing.JOptionPane;
import?javax.swing.JPanel;
import?javax.swing.JScrollBar;
import?java.sql.SQLException;
import?java.util.Vector;
import?javax.swing.JScrollPane;
import?javax.swing.JTable;
import?javax.swing.SwingConstants;
import?javax.swing.event.ListSelectionEvent;
import?javax.swing.event.ListSelectionListener;
import?javax.swing.event.TableModelEvent;
import?javax.swing.event.TableModelListener;
import?javax.swing.table.AbstractTableModel;
import?javax.swing.table.TableModel;

import?com.mysql.jdbc.Connection;



public?class?supermarket?{
??????????????????????????????????????????????/*
???????????????????????????????????????????????*??主類創建兩個子類，分別對超市人員，食物進行增刪改查。
???????????????????????????????????????????????*?
???????????????????????????????????????????????*?
???????????????????????????????????????????????*??*/
????????Jframe?supermarket=new?Jframe（“超市管理系統“）;?
????	JPanel?imagePanel;
????	ImageIcon?background;
????????
????????public?static?void?main（String?[]args）{
????????	new?supermarket（）;
????????}
????????public?supermarket（）{
??????????JLabel?la=new?JLabel（“???????????????????????????????????????????????????????????歡迎使用超市管理系統！????????????????????????????????????????“）;
??????????ImageIcon?tu=new?ImageIcon（“lishi.png“）;
??????????JButton?food=new?JButton（“食物信息管理“）;
??????????//JButton?food=new?JButton（“食物信息管理“tu）;
??????????JButton?people=new?JButton（“人事信息管理“）;
??????????background=new?ImageIcon（“sea.png“）;
??????????JLabel?ll=new?JLabel（background）;
??????????/*Image?temp?=?tu.getImage（）.getScaledInstance（food.getWidth（）??
??????????????????food.getHeight（）tu.getImage（）.SCALE_DEFAULT）;??
??????????tu=new?ImageIcon（temp）;??????????????????圖片適應按鈕的大小，但是按鈕的大小要確定*/
??????????food.setIcon（tu）;
??????????food.setHorizontalTextPosition（SwingConstants.CENTER）;
??????????food.setContentAreaFilled（false）;?//只須加上此句使按鈕透明化。
??????????ImageIcon?t=new?ImageIcon（“齒輪2.png“）;
??????????Image?te=t.getImage（）.getScaledInstance（100100?t.getImage（）.SCALE_DEFA

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-15?20:45??mysql\
?????文件?????????373??2016-11-06?20:55??mysql\.classpath
?????文件?????????381??2016-11-06?20:53??mysql\.project
?????目錄???????????0??2017-03-15?20:45??mysql\.settings\
?????文件?????????598??2016-11-06?20:53??mysql\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2017-03-15?20:48??mysql\bin\
?????文件????????4882??2017-03-15?20:48??mysql\bin\Test.class
?????文件?????????773??2017-03-15?20:48??mysql\bin\bfood.class
?????文件?????????750??2017-03-15?20:48??mysql\bin\bpeople.class
?????文件????????1589??2017-03-15?20:48??mysql\bin\connection.class
?????目錄???????????0??2017-03-15?20:48??mysql\bin\mysql\
?????文件????????1223??2017-03-15?20:48??mysql\bin\mysql\Drawframe$1.class
?????文件?????????909??2017-03-15?20:48??mysql\bin\mysql\Drawframe.class
?????文件????????2491??2017-03-15?20:48??mysql\bin\mysql\Table_Model.class
?????文件????????1108??2017-03-15?20:48??mysql\bin\mysql\buttondemo$1.class
?????文件?????????974??2017-03-15?20:48??mysql\bin\mysql\buttondemo$2.class
?????文件????????2160??2017-03-15?20:48??mysql\bin\mysql\buttondemo.class
?????文件????????1596??2017-03-15?20:48??mysql\bin\mysql\connection.class
?????文件?????????882??2017-03-15?20:48??mysql\bin\mysql\jframe.class
?????文件?????????741??2017-03-15?20:48??mysql\bin\mysql\listselectdemo$1.class
?????文件?????????720??2017-03-15?20:48??mysql\bin\mysql\listselectdemo$2.class
?????文件????????3041??2017-03-15?20:48??mysql\bin\mysql\listselectdemo.class
?????文件?????????638??2017-03-15?20:48??mysql\bin\mysql\modeyes$1.class
?????文件?????????638??2017-03-15?20:48??mysql\bin\mysql\modeyes$2.class
?????文件?????????638??2017-03-15?20:48??mysql\bin\mysql\modeyes$3.class
?????文件????????4354??2017-03-15?20:48??mysql\bin\mysql\modeyes.class
?????文件????????1647??2017-03-15?20:48??mysql\bin\mysql\showbackgroud.class
?????文件????????1007??2017-03-15?20:48??mysql\bin\supermarket.class
?????文件???????17186??2016-12-14?17:24??mysql\cat.png
?????文件???????38264??2016-12-11?19:15??mysql\jupiter.png
?????文件????????3602??2016-11-13?21:56??mysql\lishi.png
............此處省略25個文件信息