JBuider第十章：Swing1.rar

package calculator; import java.awt.BorderLayout; import java.awt.Dimension; import javax.swing.JFrame; import javax.swing.JPanel; import java.awt.*; import javax.swing.JTextField; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.JButton; /** * <p>Title: </p> * * <p>Description: </p> * * <p>Copyright: Copyright (c) 2007</p> * * <p>Company: </p> * * @author not attributable * @version 1.0 */ public class Frame1 extends JFrame { JPanel contentPane; BorderLayout borderLayout1 = new BorderLayout(); JPanel jPanel1 = new JPanel(); JTextField text = new JTextField(); JButton btn7 = new JButton(); JButton btn8 = new JButton(); JButton btn9 = new JButton(); JButton mul = new JButton(); JButton btn6 = new JButton(); JButton btn5 = new JButton(); JButton btn4 = new JButton(); JButton div = new JButton(); JButton btn3 = new JButton(); JButton btn2 = new JButton(); JButton btn1 = new JButton(); JButton min = new JButton(); JButton btn0 = new JButton(); JButton cle = new JButton(); JButton equ = new JButton(); JButton plu = new JButton(); public Frame1() { try { setDefaultCloseOperation(EXIT_ON_CLOSE); jbInit(); } catch (Exception exception) { exception.printStackTrace(); } } /** * Component initialization. * * @throws java.lang.Exception */ private void jbInit() throws Exception { contentPane = (JPanel) getContentPane(); contentPane.setLayout(borderLayout1); setSize(new Dimension(400, 423)); setTitle("计算器"); jPanel1.setLayout(null); text.setFont(new java.awt.Font("Dialog", Font.PLAIN, 20)); text.setText(""); text.setBounds(new Rectangle(30, 29, 337, 40)); text.addActionListener(new Frame1_text_actionAdapter(this)); btn7.setBounds(new Rectangle(33, 123, 67, 28)); btn7.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn7.setText("7"); btn7.addActionListener(new Frame1_btn7_actionAdapter(this)); btn8.setBounds(new Rectangle(119, 122, 70, 28)); btn8.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn8.setText("8"); btn8.addActionListener(new Frame1_btn8_actionAdapter(this)); btn9.setBounds(new Rectangle(212, 125, 64, 26)); btn9.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn9.setText("9"); btn9.addActionListener(new Frame1_btn9_actionAdapter(this)); mul.setBounds(new Rectangle(300, 123, 61, 26)); mul.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); mul.setText("/"); mul.addActionListener(new Frame1_mul_actionAdapter(this)); btn6.setBounds(new Rectangle(34, 182, 67, 28)); btn6.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn6.setText("6"); btn6.addActionListener(new Frame1_btn6_actionAdapter(this)); btn5.setBounds(new Rectangle(120, 183, 66, 27)); btn5.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn5.setText("5"); btn5.addActionListener(new Frame1_btn5_actionAdapter(this)); btn4.setBounds(new Rectangle(213, 184, 64, 27)); btn4.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn4.setText("4"); btn4.addActionListener(new Frame1_btn4_actionAdapter(this)); div.setBounds(new Rectangle(301, 184, 62, 29)); div.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); div.setText("*"); div.addActionListener(new Frame1_div_actionAdapter(this)); btn3.setBounds(new Rectangle(34, 249, 68, 30)); btn3.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn3.setText("3"); btn3.addActionListener(new Frame1_btn3_actionAdapter(this)); btn2.setBounds(new Rectangle(123, 250, 65, 29)); btn2.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn2.setText("2"); btn2.addActionListener(new Frame1_btn2_actionAdapter(this)); btn1.setBounds(new Rectangle(214, 251, 65, 29)); btn1.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn1.setText("1"); btn1.addActionListener(new Frame1_btn1_actionAdapter(this)); min.setBounds(new Rectangle(304, 251, 58, 29)); min.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); min.setText("-"); min.addActionListener(new Frame1_min_actionAdapter(this)); btn0.setBounds(new Rectangle(35, 319, 68, 30)); btn0.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); btn0.setText("0"); btn0.addActionListener(new Frame1_btn0_actionAdapter(this)); cle.setBounds(new Rectangle(125, 320, 66, 29)); cle.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); cle.setText("C"); cle.addActionListener(new Frame1_cle_actionAdapter(this)); equ.setBounds(new Rectangle(215, 320, 66, 30)); equ.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); equ.setText("="); equ.addActionListener(new Frame1_equ_actionAdapter(this)); plu.setBounds(new Rectangle(301, 321, 63, 29)); plu.setFont(new java.awt.Font("Dialog", Font.PLAIN, 15)); plu.setText("+"); plu.addActionListener(new Frame1_plu_actionAdapter(this)); contentPane.add(jPanel1, java.awt.BorderLayout.CENTER); jPanel1.add(text); jPanel1.add(btn8); jPanel1.add(mul); jPanel1.add(btn7); jPanel1.add(btn6); jPanel1.add(btn5); jPanel1.add(btn4); jPanel1.add(div); jPanel1.add(btn3); jPanel1.add(btn1); jPanel1.add(min); jPanel1.add(btn0); jPanel1.add(cle); jPanel1.add(equ); jPanel1.add(plu); jPanel1.add(btn9); jPanel1.add(btn2); } String str1=""; String str2=""; String oper=""; boolean flage=true; public void text_actionPerformed(ActionEvent e) { } /*数字7 */ public void btn7_actionPerformed(ActionEvent e) { if(flage) { str1+=btn7.getText(); text.setText(str1); } else { str2+=btn7.getText(); text.setText(str2); } } /*数字 8 */ public void btn8_actionPerformed(ActionEvent e) { if(flage) { str1+=btn8.getText(); text.setText(str1); } else { str2+=btn8.getText(); text.setText(str2); } } /*数字 9 */ public void btn9_actionPerformed(ActionEvent e) { if(flage) { str1 += btn9.getText(); text.setText(str1); } else { str2+=btn9.getText(); text.setText(str2); } } /*数字 6 */ public void btn6_actionPerformed(ActionEvent e) { if(flage) { str1 += btn6.getText(); text.setText(str1); } else { str2+=btn6.getText(); text.setText(str2); } } /*数字 5 */ public void btn5_actionPerformed(ActionEvent e) { if(flage) { str1 += btn5.getText(); text.setText(str1); } else { str2+=btn5.getText(); text.setText(str2); } } /*数字 4*/ public void btn4_actionPerformed(ActionEvent e) { if(flage) { str1 += btn4.getText(); text.setText(str1); } else { str2+=btn