java金额大小写转换带窗体设计.docx

import java.awt.BorderLayout; import java.awt.Color; import java.awt.Graphics; import java.awt.Image; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.text.DecimalFormat; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.JTextPane; @SuppressWarnings(serial) public class MoneyTransition extends JFrame{ DoubleText doubleText; public MoneyTransition(){ this.setResizable(false); this.setTitle(金额大小写转换程序); this.setBounds(450, 150, 450, 300); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //创建带背景的面板 final BackgroundPanel bPanel = new BackgroundPanel(); //设置面板背景 ImageIcon icon = new ImageIcon(3.jpg); bPanel.setImage(icon.getImage()); //添加面板到窗体 this.add(bPanel,BorderLayout.CENTER); final JLabel jLabel = new JLabel(小写金额); jLabel.setForeground(Color.WHITE); jLabel.setBounds(29, 160, 66, 18); bPanel.add(jLabel); //创建自定义支持double值得文本框doubleText = new DoubleText(); doubleText.setBounds(107, 158, 218, 22); bPanel.add(doubleText); //创建文本编辑器 final JTextPane jtPane = new JTextPane(); jtPane.setBounds(29, 192, 387, 52); bPanel.add(jtPane); //初始化”转换“按钮 final JButton jButton = new JButton(转换); //添加按钮监听器 jButton.addActionListener(new ActionListener() { public void actionPerformed(final ActionEvent e) { //获取金额 double value = doubleText.getDouble(); //将金额转成大写 String valueCase = MoneyTransition.convert(value); //将转换后的金额显示 jtPane.setText(valueCase); } }); jButton.setBounds(339, 155, 77, 23); bPanel.add(jButton); this.setVisible(true); } //背景面板类 public class BackgroundPanel extends JPanel{ //背景图片 private Image image; public BackgroundPanel(){ this.setOpaque(false); //设置面板为透明的。 this.setLayout(null); } public void setImage(Image image){ this.image = image; } //画出背景 public void paintComponent(Graphics g){ if(image!=null){ int width = getWidth(); int height = getHeight(); //画出图片 g.drawIm