denglu.java

小中型超市的管理系统！ JAVA完整的源码！

/*
 * 创建日期 2008-3-15
 *
 * TODO 要更改此生成的文件的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
package appsm.view;

import javax.swing.JFrame;
import javax.swing.JPanel;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.util.Vector;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JPasswordField;
import appsm.util.RetrieveObject;

/**
 * @author Administrator
 *
 * TODO 要更改此生成的类型注释的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
public class Denglu extends JFrame {

	private javax.swing.JPanel jContentPane = null;
	private JPanel jPanel = null;
	private JPanel jPanel1 = null;
	private JLabel jLabel = null;
	private JTextField jTextField = null;
	private JLabel jLabel1 = null;
	private JButton jButton = null;
	private JButton jButton1 = null;
	private JComboBox jComboBox = null;
	 static String qx;
	private JPasswordField jPasswordField = null;
	private JLabel jLabel3 = null;
	static  String user=null;
	/**
	 * This is the default constructor
	 */
	public Denglu() {
		super();
		initialize();
	}
	/**
	 * This method initializes this
	 * 
	 * @return void
	 */
	private void initialize() {
		this.setResizable(false);  // Generated
		this.setSize(349, 147);
		this.setContentPane(getJContentPane());
		this.setTitle("用户登录");
		this.addWindowListener(new java.awt.event.WindowAdapter() { 
			public void windowClosing(java.awt.event.WindowEvent e) {    
				System.exit(0);
			}
		});
	}
	/**
	 * This method initializes jContentPane
	 * 
	 * @return javax.swing.JPanel
	 */
	private javax.swing.JPanel getJContentPane() {
		if(jContentPane == null) {
			jContentPane = new javax.swing.JPanel();
			jContentPane.setLayout(new java.awt.BorderLayout());
			jContentPane.add(getJPanel(), java.awt.BorderLayout.CENTER);
			jContentPane.add(getJPanel1(), java.awt.BorderLayout.SOUTH);
		}
		return jContentPane;
	}
	/**
	 * This method initializes jPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */    
	private JPanel getJPanel() {
		if (jPanel == null) {
			jLabel1 = new JLabel();
			jLabel = new JLabel();
			GridLayout gridLayout1 = new GridLayout();
			jPanel = new JPanel();
			jPanel.setLayout(gridLayout1);
			gridLayout1.setRows(2);
			jLabel.setText("用户名");
			jLabel.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
			jLabel1.setText("用户口令");
			jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
			jPanel.add(jLabel, null);
			jPanel.add(getJTextField(), null);
			jPanel.add(jLabel1, null);
			jPanel.add(getJPasswordField(), null);  // Generated
		}
		return jPanel;
	}
	/**
	 * This method initializes jPanel1	
	 * 	
	 * @return javax.swing.JPanel	
	 */    
	private JPanel getJPanel1() {
		if (jPanel1 == null) {
			jLabel3 = new JLabel();
			jPanel1 = new JPanel();
			jLabel3.setText("");  // Generated
			jPanel1.add(jLabel3, null);  // Generated
			jPanel1.add(getJButton(), null);
			jPanel1.add(getJButton1(), null);
			jPanel1.add(getJComboBox(), null);
		}
		return jPanel1;
	}
	/**
	 * This method initializes jTextField	
	 * 	
	 * @return javax.swing.JTextField	
	 */    
	private JTextField getJTextField() {
		if (jTextField == null) {
			jTextField = new JTextField();
			jTextField.addKeyListener(new java.awt.event.KeyAdapter() { 
				public void keyPressed(java.awt.event.KeyEvent e) {    
					 if(e.getKeyCode() == KeyEvent.VK_ENTER){
			            String sqlSelect = null;
			            java.util.Vector vdata = null;
			            sqlSelect = "select userName from tb_user where userID = '" + jTextField.getText().trim() + "'";
			            appsm.util.RetrieveObject retrieve = new appsm.util.RetrieveObject();
			            vdata = retrieve.getObjectRow(sqlSelect);
			           
			            if (vdata.size() > 0){
			                jLabel3.setText("当前用户姓名: " + String.valueOf(vdata.get(0)));
			                user=String.valueOf(vdata.get(0));
			                jPasswordField.requestFocus();
			            }else{
			                javax.swing.JOptionPane.showMessageDialog(null,"输入的用户ID不存在，请重新输入!!!","系统提示"
			                        ,javax.swing.JOptionPane.ERROR_MESSAGE);
			                jTextField.requestFocus();
			            }

			        }
			    }
	
			});
		}

		return jTextField;
	}
	/**
	 * This method initializes jButton	
	 * 	
	 * @return javax.swing.JButton	
	 */    
	private JButton getJButton() {
		if (jButton == null) {
			jButton = new JButton();
			jButton.setText("登陆");
			jButton.addActionListener(new JF_login_jBlogin_actionAdapter(this));  
			
				
			
			
		}
		return jButton;
	}
	/**
	 * This method initializes jButton1	
	 * 	
	 * @return javax.swing.JButton	
	 */    
	private JButton getJButton1() {
		if (jButton1 == null) {
			jButton1 = new JButton();
			jButton1.setText("退出");
			jButton1.addActionListener(new java.awt.event.ActionListener() { 
				public void actionPerformed(java.awt.event.ActionEvent e) {    
					System.exit(0);
				}
			});
		}
		return jButton1;
	}
	/**
	 * This method initializes jComboBox	
	 * 	
	 * @return javax.swing.JComboBox	
	 */    
	private JComboBox getJComboBox() {
		if (jComboBox == null) {
			jComboBox = new JComboBox();
			jComboBox.addItemListener(new java.awt.event.ItemListener() { 
				public void itemStateChanged(java.awt.event.ItemEvent e) {    
					if(jComboBox.getSelectedIndex()==0){ qx="管理员";}
					else if(jComboBox.getSelectedIndex()==1){ qx="销售员";}
				}
			});
			jComboBox.addItem("管理员");
			jComboBox.addItem("销售员");
		}
		return jComboBox;
	}
	/**
	 * This method initializes jPasswordField	
	 * 	
	 * @return javax.swing.JPasswordField	
	 */    
	private JPasswordField getJPasswordField() {
		if (jPasswordField == null) {
			try {
				jPasswordField = new JPasswordField();
				jPasswordField.addKeyListener(new java.awt.event.KeyAdapter() { 
					public void keyPressed(java.awt.event.KeyEvent e) {    
						if(e.getKeyCode()==KeyEvent.VK_ENTER){
							ActionEvent login = new ActionEvent(jButton,0,null);
							jButton_actionPerformed(login);
						
							
							
					}

					}
				});
			}
			catch (java.lang.Throwable e) {
				// TODO: Something
			}
		}
		return jPasswordField;
	}
	public void jButton_actionPerformed(java.awt.event.ActionEvent e) {    
		String pass = String.valueOf(jPasswordField.getPassword());
		String sql=null;
		sql="select count(*) from tb_user where userID='"+jTextField.getText().trim()+"'and userPass='"+pass+"'and userqx='"+qx+"'";
		Vector vdata=null;
		RetrieveObject retrieve=new RetrieveObject();
		vdata=retrieve.getObjectRow(sql);
		if(Integer.parseInt(String.valueOf(vdata.get(0)))>0){
		
            Sound s=new Sound("./sound/1.mp3");
         
			AppMain frame=new AppMain();
			frame.setVisible(true);
			frame.setBounds(90,20,751,595);
			dispose();
			
		
			}else{
				JOptionPane.showMessageDialog(null,"用户名或密码错误","系统提示",JOptionPane.ERROR_MESSAGE);
				jPasswordField.requestFocus();
				return;
				}
	}
}
	class JF_login_jBlogin_actionAdapter implements ActionListener {
	    private Denglu adaptee;
	    JF_login_jBlogin_actionAdapter(Denglu adaptee) {
	        this.adaptee = adaptee;
	    }

	    public void actionPerformed(ActionEvent e) {
	        adaptee.jButton_actionPerformed(e);
	    }
	}
	
  //  @jve:decl-index=0:visual-constraint="18,42"