北大青鸟ACCP4.0教程之Java&OOP课件学生用书源代码.rar

package calculator; import java.awt.Dimension; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.JButton; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.Font; import java.awt.Color; import java.awt.Rectangle; /** * <p>Title: </p> * * <p>Description: This class will demonstrate the swing components.</p> * * <p>Copyright: Copyright (c) 2005</p> * * <p>Company: </p> * * @author Michael * @version 1.0 */ public class CalculatorFrame extends JFrame { /** *contentPane */ JPanel contentPane; /** *btnmultiply */ JButton btnmultiply = new JButton(); /** *btn6 */ JButton btn6 = new JButton(); /** *btn3 */ JButton btn3 = new JButton(); /** *btn2 */ JButton btn2 = new JButton(); /** *btn8 */ JButton btn8 = new JButton(); /** *btn5 */ JButton btn5 = new JButton(); /** *btnplus */ JButton btnplus = new JButton(); /** *btn0 */ JButton btn0 = new JButton(); /** *btn9 */ JButton btn9 = new JButton(); /** * btnminus */ JButton btnminus = new JButton(); /** *txtresult */ JTextField txtresult = new JTextField(); /** *btnequal */ JButton btnequal = new JButton(); /** *btn1 */ JButton btn1 = new JButton(); /** *btn4 */ JButton btn4 = new JButton(); /** *btn7 */ JButton btn7 = new JButton(); /** *btnclear */ JButton btnclear = new JButton(); /** *btndivide */ JButton btndivide = new JButton(); /** *flag */ boolean flag = false; /** *operand1 */ String operand1; /** *operand2 */ String operand2; /** *result */ double result; /** *action */ String action; /** *CalculatorFrame */ public CalculatorFrame() { try { setDefaultCloseOperation(EXIT_ON_CLOSE); jbInit(); } catch (Exception exception) { exception.printStackTrace(); } } /** * Component initialization. * * @throws java.lang.Exception e */ private void jbInit() throws Exception { contentPane = (JPanel) getContentPane(); contentPane.setLayout(null); setSize(new Dimension(250, 250)); setTitle("计算器"); btnmultiply.setBounds(new Rectangle(163, 107, 44, 30)); btnmultiply.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btnmultiply.setText("*"); btnmultiply.setForeground(Color.red); btnmultiply.addActionListener( new CalculatorFrame_btnmultiply_actionAdapter(this)); btn6.setBounds(new Rectangle(114, 107, 44, 30)); btn6.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn6.setText("6"); btn6.addActionListener(new CalculatorFrame_btn6_actionAdapter(this)); btn3.setBounds(new Rectangle(114, 141, 44, 30)); btn3.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn3.setText("3"); btn3.addActionListener(new CalculatorFrame_btn3_actionAdapter(this)); btn2.setBounds(new Rectangle(64, 141, 44, 30)); btn2.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn2.setText("2"); btn2.addActionListener(new CalculatorFrame_btn2_actionAdapter(this)); btn8.setBounds(new Rectangle(64, 73, 44, 30)); btn8.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn8.setText("8"); btn8.addActionListener(new CalculatorFrame_btn8_actionAdapter(this)); btn5.setBounds(new Rectangle(64, 107, 44, 30)); btn5.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn5.setText("5"); btn5.addActionListener(new CalculatorFrame_btn5_actionAdapter(this)); btnplus.setBounds(new Rectangle(163, 173, 44, 30)); btnplus.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btnplus.setText("+"); btnplus.setForeground(Color.red); btnplus.addActionListener( new CalculatorFrame_btnplus_actionAdapter(this)); btn0.setBounds(new Rectangle(15, 175, 45, 30)); btn0.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn0.setText("0"); btn0.addActionListener(new CalculatorFrame_btn0_actionAdapter(this)); btn9.setBounds(new Rectangle(114, 74, 44, 30)); btn9.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn9.setText("9"); btn9.addActionListener(new CalculatorFrame_btn9_actionAdapter(this)); btnminus.setBounds(new Rectangle(163, 140, 44, 30)); btnminus.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btnminus.setText("-"); btnminus.setForeground(Color.red); btnminus.addActionListener( new CalculatorFrame_btnminus_actionAdapter(this)); txtresult.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); txtresult.setText(""); txtresult.setHorizontalAlignment(JTextField.RIGHT); txtresult.setBounds(new Rectangle(14, 36, 194, 28)); btnequal.setBounds(new Rectangle(114, 174, 44, 30)); btnequal.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btnequal.setText("="); btnequal.setForeground(Color.red); btnequal.addActionListener( new CalculatorFrame_btnequal_actionAdapter(this)); btn1.setBounds(new Rectangle(15, 141, 44, 30)); btn1.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn1.setText("1"); btn1.addActionListener(new CalculatorFrame_btn1_actionAdapter(this)); btn4.setBounds(new Rectangle(14, 108, 45, 30)); btn4.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn4.setText("4"); btn4.addActionListener(new CalculatorFrame_btn4_actionAdapter(this)); btn7.setBounds(new Rectangle(15, 74, 44, 30)); btn7.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btn7.setText("7"); btn7.addActionListener(new CalculatorFrame_btn7_actionAdapter(this)); btnclear.setBounds(new Rectangle(64, 175, 44, 30)); btnclear.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btnclear.setText("C"); btnclear.setForeground(Color.red); btnclear.addActionListener( new CalculatorFrame_btnclear_actionAdapter(this)); btndivide.setBounds(new Rectangle(163, 73, 44, 30)); btndivide.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); btndivide.setText("/"); btndivide.setForeground(Color.red); btndivide.addActionListener( new CalculatorFrame_btndivide_actionAdapter(this)); contentPane.setFont(new java.awt.Font("Tahoma", Font.PLAIN, 11)); contentPane.add(txtresult, null); contentPane.add(btn8, null); contentPane.add(btn7, null); contentPane.add(btn9, null); contentPane.add(btn5, null); contentPane.add(btnmultiply, null); contentPane.add(btn1, null); contentPane.add(btn2, null); contentPane.add(btnminus, null); contentPane.add(btn0, null); contentPane.add(btndivide); contentPane.add(btn4, null); contentPane.add(btn3, null); contentPane.add(btnequal, null); contentPane.add(btnplus, null); contentPane.add(btn6, null); contentPane.add(btnclear, null); contentPane.add(btn4, null); contentPane.add(btndivide); contentPane.add(btn4, null); } /** * btn1_actionP