package com.org.system.login;
import java.awt.Dimension;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
/**
* 登录页面
*/
public class LoginFrame extends JFrame implements ActionListener, ItemListener {
private JComboBox dbDriver;// DB数据库方言下拉列表
private JComboBox dbURL;// DB数据库连接字符串下拉列表
private JTextField ipTF;//IP地址
private JTextField duankouTF;//IP地址
private JTextField dbnam;//数据库名称
private JTextField dbnamTF;//数据库账号
private JPasswordField passwordTF;//数据库密码
private JButton loginButton = null, resetButton = null;
private String dbnames = null, passwordname = null, urlname = null,drivername = null ,duankouname = null
,dbusernames = null ,dbipname = null;
private static String udrivername="com.microsoft.sqlserver.jdbc.SQLServerDriver";
public LoginFrame() {
super();
Image img=getToolkit().createImage("image/tols.jpg");
//设置窗体的图标
setIconImage(img);
getContentPane().setLayout(null);
jFrameValidate();
setTitle("DB数据库");
JLabel backgroundLabel = new JLabel();
backgroundLabel.setBounds(0, 0, 768, 540);
backgroundLabel.setText("<html><img width=776 height=574 src='"
+ this.getClass().getResource("login1.jpg") + "'></html>");
// backgroundLabel.setText("<html><img width=776 height=574 src='"
// + System.getProperty("user.dir")+"/image/login1.jpg" + "'></html>");
backgroundLabel.setLayout(null);
final JLabel dbDriverLable = new JLabel();
dbDriverLable.setText("DB数据库方言：");
dbDriverLable.setBounds(180, 153, 100, 18);
backgroundLabel.add(dbDriverLable);
final JLabel dbURLLabel = new JLabel();
dbURLLabel.setText("DB连接字符串：");
dbURLLabel.setBounds(180, 193, 100, 18);
backgroundLabel.add(dbURLLabel);
final JLabel dbLabel = new JLabel();
dbLabel.setText("DB数据库名称：");
dbLabel.setBounds(180, 233, 100, 18);
backgroundLabel.add(dbLabel);
final JLabel dbnameLabel = new JLabel();
dbnameLabel.setText("DB数据库账号：");
dbnameLabel.setBounds(180, 273, 100, 18);
backgroundLabel.add(dbnameLabel);
final JLabel dbpasswordLable = new JLabel();
dbpasswordLable.setText("DB数据库密码：");
dbpasswordLable.setBounds(180, 313, 100, 18);
backgroundLabel.add(dbpasswordLable);
// DB数据库方言列表
String[] dbDriverAdd = { "oracle.jdbc.driver.OracleDriver",
"com.ibm.db2.jdbc.app.DB2Driver",
"(sql 2000)com.microsoft.sqlserver.jdbc.SQLServerDriver",
"(sql 2005or2008)com.microsoft.sqlserver.jdbc.SQLServerDriver",
"com.sybase.jdbc.SybDriver",
"com.informix.jdbc.IfxDriver",
"com.mysql.jdbc.Driver",
"org.postgresql.Driver"};
dbDriver = new JComboBox(dbDriverAdd);
dbDriver.setSelectedIndex(0);
dbDriver.setEditable(false);
dbDriver.addItemListener(this);
//335, 203 坐标位置 280, 22 长宽
dbDriver.setBounds(270, 153, 300, 22);
backgroundLabel.add(dbDriver);
// DB数据库连接字符串列表
/*
* "jdbc:oracle:thin:@localhost:1521:orcl",
"jdbc:db2://localhost:5000/sample",
"jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=db2",
"jdbc:sqlserver://localhost:1433;DatabaseName=db2",
"jdbc:sybase:Tds:localhost:5007/myDB",
"jdbc:informix-sqli://123.45.67.89:1533/myDB",
"jdbc:mysql://localhost:3306/myDB",
"jdbc:postgresql://localhost/myDB"
*/
String[] dbURLAdd = { "jdbc:oracle:thin:@",
"jdbc:db2://",
"jdbc:microsoft:sqlserver://",
"jdbc:sqlserver://",
"jdbc:sybase:Tds:",
"jdbc:informix-sqli://",
"jdbc:mysql://",
"jdbc:postgresql://"};
dbURL = new JComboBox(dbURLAdd);
dbURL.setSelectedIndex(0);
dbURL.addItemListener(this);
//禁止操作
dbURL.setEditable(false);
dbURL.setEnabled(false);
dbURL.setBounds(270, 193, 150, 22);
backgroundLabel.add(dbURL);
ipTF = new JTextField();
ipTF.setBounds(422, 193, 80, 22);
backgroundLabel.add(ipTF);
final JLabel nameLabel = new JLabel();
nameLabel.setText(":");
//设置字体 “dialog”代表字体，1代表样式(1是粗体，0是平常的）15是字号
nameLabel.setFont(new java.awt.Font("Dialog",1,15));
nameLabel.setBounds(505, 193, 100, 22);
backgroundLabel.add(nameLabel);
duankouTF = new JTextField();
duankouTF.setBounds(510, 193, 50, 22);
backgroundLabel.add(duankouTF);
dbnam = new JTextField();
dbnam.setBounds(270, 233, 300, 22);
backgroundLabel.add(dbnam);
dbnamTF = new JTextField();
dbnamTF.setBounds(270, 273, 300, 22);
backgroundLabel.add(dbnamTF);
passwordTF = new JPasswordField();
passwordTF.setBounds(270, 313, 300, 22);
backgroundLabel.add(passwordTF);
loginButton = new JButton("登录");
resetButton = new JButton("重置");
backgroundLabel.add(loginButton);
backgroundLabel.add(resetButton);
loginButton.setBounds(280, 360, 80, 30);
resetButton.setBounds(400, 360, 80, 30);
loginButton.addActionListener(this);
resetButton.addActionListener(this);
getContentPane().add(backgroundLabel);
}
public void jFrameValidate() {
Toolkit tk = getToolkit();// 获得屏幕的宽和高
Dimension dim = tk.getScreenSize();
this.setResizable(false);
this.setBounds(dim.width / 2 - 380, dim.height / 2 - 270, 776, 574);
validate();
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
// 下拉列表改变时的事件处理
public void itemStateChanged(ItemEvent e) {
if (e.getSource() == dbDriver) {
if (e.getStateChange() == ItemEvent.SELECTED
&& dbDriver.getSelectedIndex() != -1)
dbURL.setSelectedIndex(dbDriver.getSelectedIndex());
} else if (e.getSource() == dbURL) {
if (e.getStateChange() == ItemEvent.SELECTED
&& dbURL.getSelectedIndex() != -1)
dbURL.setSelectedIndex(dbURL.getSelectedIndex());
}
}
// 登录 和重置事件的处理
public void actionPerformed(ActionEvent e) {
if (e.getSource() == loginButton) {// 登录
getValues();// 得到界面中的所有项的值
checkUser();// 登录验证
} else if (e.getSource() == resetButton) {// 重置
reset();// 重新设置各项的值
}
}
private void checkUser() {
if(dbipname==null||dbipname.equals("")){
JOptionPane.showMessageDialog(this, "<html><h4>"+ "请输入连接数据库服务器IP地址、IP不容许为空值！" + "<html><h4>", "警告",JOptionPane.WARNING_MESSAGE);
}else if(duankouname==":"||duankouname.equals(":")){
JOptionPane.showMessageDialog(this, "<html><h4>"+ "请输入数据库端口、端口不容许为空！" + "<html><h4>", "警告",JOptionPane.WARNING_MESSAGE);
}else if(dbnames==":"||dbnames.equals(":")||dbnames=="/"||dbnames.equals("/")||dbnames==";DatabaseName="||dbnames.equals(";DatabaseName=")){
JOptionPane.showMessageDialog(this, "<html><h4>"+ "请输入数据库名称、数据库名称不容许为空！" + "<html><h4>", "警告",JOptionPane.WARNING_MESSAGE);
}else if(dbusernames==null||dbusernames.equals("")){
JOptionPane.showMessageDialog(this, "<html><h4>"+ "请输入登录账号、账号不能为空！" + "<html><h4>", "警告",JOptionPane.WARNING_MESSAGE);
}
else{
System.err.println(drivername);
System.err.println(getURL());
}
}
// 得到界面中的所有项的值
private void getValues() {
//此处由于sql 2000 与 2005 方言一样 但是连接字符串不一样 所有要做区别
if(dbDriver.getSelectedItem().equals("(sql 2000)com.microsoft.sqlserver.jdbc.SQLServerDriver")||dbDriver.getSelectedItem().equals("(sql 2005or2008)com.microsoft.sqlserver.jdbc.SQLServerDriver")){
drivername = udrivername;
}else {
drivername = (String) dbDriver.getSelectedItem();
}
urlname = (String) dbURL.getSelectedItem();
dbipname = ipTF.getText().trim();
//在端口前面追加：
StringBuffer sbBuf = new StringBuffer(duankouTF.getText().trim());
sbBuf.insert(0,":");
duankouname = sbBuf.toString();
StringBuffer sbBuffer = new StringBuffer(dbnam.getText().trim());
//dbnames = dbnam.getText().trim();
//判断数据库追加字符
if(dbDriver.getSelectedItem().equals("(sql 2000)com.microsoft.sqlserver.jdbc.SQLServerDriver")||dbDriver.getSelectedItem().equals("(sql 2005or2008)com.microsoft.sqlserver.jdbc.SQLServerDriver")){
sbBuffer.insert(0,";DatabaseName=");
dbnames=sbBuffer.toString();
}else if (dbDriver.getSelectedItem().equals("oracle.jdbc.driver.OracleDriver")){
sbBuffer.insert(0,":");
dbnames=sbBuffer.toString();
}else if (dbDriver.getSelectedItem().equals("com.ibm.db2.jdbc.app.DB2Driver")||dbDriver.getSelectedItem().equals("com.sybase.jdbc.SybDriver")||dbDriver.getSelectedItem().equals("com.informix.jdbc.IfxDriver")){
sbBuffer.insert(0,"/");
dbnames=sbBuffer.toString();
}else if (dbDriver.getSelectedItem().equals("com.mysql.jdbc.Driver")){
sbBuffer.insert(0,"/");
dbnames=sbBuffer.toString();
}else if (dbDriver.getSelectedItem().equals("org.postgresql.Driver")){
sbBuffer.insert(0,"/");
dbnames=sbBuffer.toString();
}
dbusernames = dbnamTF.getText().trim();
passwordname = passwordTF.getText().trim();
}
public String getURL() {
StringBuffer sb = new StringBuffer();
sb.append(urlname);
sb.append(dbipname);
sb.append(duankouname);
sb.append(dbnames);
return sb.toString();
}
// 重新设置各项的值
private void reset() {
dbDriver.setSelectedIndex(0);
dbURL.setSelectedIndex(0);
ipTF.setText("");
duankouTF.setText("");
dbnam.setText("");
dbnamTF.setText("");
passwordTF.setText("");
}
}