偶给出以前写的代码 ps;20分也太寒酸了吧--" import javax.swing.*; import java.awt.*; import java.awt.event.*; public class Calculator extends JFrame { JButton a1 = new JButton("1"); JButton a2 = new JButton("2"); JButton a3 = new JButton("3"); JButton a4 = new JButton("4"); JButton a5 = new JButton("5"); JButton a6 = new JButton("6"); JButton a7 = new JButton("7"); JButton a8 = new JButton("8"); JButton a9 = new JButton("9"); JButton a0 = new JButton("0"); JButton minus = new JButton("+/-"); JButton dot = new JButton("."); JButton plus = new JButton("+"); JButton subtract = new JButton("-"); JButton multiply = new JButton("*"); JButton divide = new JButton("/"); JButton remainder = new JButton("%"); JButton reciprocal = new JButton("1/x"); JButton equal = new JButton("="); JButton sqrt = new JButton("sqrt"); JButton back = new JButton("Backspace"); JButton ce = new JButton("CE"); JButton cc = new JButton("C"); JButton nu = new JButton(); JButton mr = new JButton("MR"); JButton mc = new JButton("MC"); JButton ms = new JButton("MS"); JButton mp = new JButton("M+"); JTextField text = new JTextField("0.",20); JMenuBar menuBar = new JMenuBar(); public Calculator() { super("¼ÆËãÆ÷"); //setSize(260,236); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel pane = new JPanel(); JPanel subPane = new JPanel(); JPanel subPane1 = new JPanel(); JPanel interPane = new JPanel(); JPanel subPane2 = new JPanel(); JPanel subPane3 = new JPanel(); pane.setLayout(new BorderLayout(12,12)); pane.add(text,BorderLayout.NORTH); pane.add(subPane); subPane1.setLayout(new GridLayout(5,1)); subPane1.add(nu); subPane1.add(mc); subPane1.add(mr); subPane1.add(ms); subPane1.add(mp);
setContentPane(pane); JMenu edit = new JMenu("±à¼­(E)"); JMenu view = new JMenu("²é¿´(V)"); JMenu help = new JMenu("°ïÖú(H)"); JMenuItem copy = new JMenuItem("¸´ÖÆ(C) Ctrl+C"); JMenuItem paste = new JMenuItem("Õ³Ìù(V) Ctrl+V"); JMenuItem t = new JMenuItem("±ê×¼ÐÍ(T)"); JMenuItem s = new JMenuItem("¿ÆѧÐÍ(S)"); JMenuItem i = new JMenuItem("Êý×Ö·Ö×é(I)"); JMenuItem h = new JMenuItem("°ïÖúÖ÷Ìâ(H)"); JMenuItem a = new JMenuItem("¹ØÓÚ¼ÆËãÆ÷(A)"); edit.add(copy); edit.add(paste); view.add(t); view.add(s); view.addSeparator(); view.add(i); help.add(h); help.addSeparator(); help.add(a); menuBar.add(edit); menuBar.add(view); menuBar.add(help); setJMenuBar(menuBar); pack(); } public static void main(String[] args) { Calculator cal = new Calculator(); cal.show(); } }
ps;20分也太寒酸了吧--"
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Calculator extends JFrame
{
JButton a1 = new JButton("1");
JButton a2 = new JButton("2");
JButton a3 = new JButton("3");
JButton a4 = new JButton("4");
JButton a5 = new JButton("5");
JButton a6 = new JButton("6");
JButton a7 = new JButton("7");
JButton a8 = new JButton("8");
JButton a9 = new JButton("9");
JButton a0 = new JButton("0");
JButton minus = new JButton("+/-");
JButton dot = new JButton(".");
JButton plus = new JButton("+");
JButton subtract = new JButton("-");
JButton multiply = new JButton("*");
JButton divide = new JButton("/");
JButton remainder = new JButton("%");
JButton reciprocal = new JButton("1/x");
JButton equal = new JButton("=");
JButton sqrt = new JButton("sqrt");
JButton back = new JButton("Backspace");
JButton ce = new JButton("CE");
JButton cc = new JButton("C");
JButton nu = new JButton();
JButton mr = new JButton("MR");
JButton mc = new JButton("MC");
JButton ms = new JButton("MS");
JButton mp = new JButton("M+");
JTextField text = new JTextField("0.",20);
JMenuBar menuBar = new JMenuBar(); public Calculator()
{
super("¼ÆËãÆ÷");
//setSize(260,236);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel pane = new JPanel();
JPanel subPane = new JPanel();
JPanel subPane1 = new JPanel();
JPanel interPane = new JPanel();
JPanel subPane2 = new JPanel();
JPanel subPane3 = new JPanel();
pane.setLayout(new BorderLayout(12,12));
pane.add(text,BorderLayout.NORTH);
pane.add(subPane); subPane1.setLayout(new GridLayout(5,1));
subPane1.add(nu);
subPane1.add(mc);
subPane1.add(mr);
subPane1.add(ms);
subPane1.add(mp);
subPane2.setLayout(new GridLayout(1,3));
subPane2.add(back);
subPane2.add(ce);
subPane2.add(cc); subPane3.setLayout(new GridLayout(4,5));
subPane3.add(a7);
subPane3.add(a8);
subPane3.add(a9);
subPane3.add(divide);
subPane3.add(sqrt);
subPane3.add(a4);
subPane3.add(a5);
subPane3.add(a6);
subPane3.add(multiply);
subPane3.add(remainder);
subPane3.add(a1);
subPane3.add(a2);
subPane3.add(a3);
subPane3.add(subtract);
subPane3.add(minus);
subPane3.add(reciprocal);
subPane3.add(a0);
subPane3.add(minus);
subPane3.add(dot);
subPane3.add(plus);
subPane3.add(equal); interPane.setLayout(new BorderLayout(8,8));
interPane.add(subPane2,BorderLayout.NORTH);
interPane.add(subPane3,BorderLayout.CENTER);
subPane.setLayout(new BorderLayout(8,8));
subPane.add(subPane1,BorderLayout.WEST);
subPane.add(interPane,BorderLayout.CENTER);
setContentPane(pane); JMenu edit = new JMenu("±à¼­(E)");
JMenu view = new JMenu("²é¿´(V)");
JMenu help = new JMenu("°ïÖú(H)"); JMenuItem copy = new JMenuItem("¸´ÖÆ(C) Ctrl+C");
JMenuItem paste = new JMenuItem("Õ³Ìù(V) Ctrl+V");
JMenuItem t = new JMenuItem("±ê×¼ÐÍ(T)");
JMenuItem s = new JMenuItem("¿ÆѧÐÍ(S)");
JMenuItem i = new JMenuItem("Êý×Ö·Ö×é(I)");
JMenuItem h = new JMenuItem("°ïÖúÖ÷Ìâ(H)");
JMenuItem a = new JMenuItem("¹ØÓÚ¼ÆËãÆ÷(A)"); edit.add(copy);
edit.add(paste);
view.add(t);
view.add(s);
view.addSeparator();
view.add(i);
help.add(h);
help.addSeparator();
help.add(a); menuBar.add(edit);
menuBar.add(view);
menuBar.add(help); setJMenuBar(menuBar);
pack();
}
public static void main(String[] args)
{
Calculator cal = new Calculator();
cal.show();
}
}
只用import java.awt.*;和import java.awt.event.*;
做出来?
我还没学到SWING,现在只想用awt做这个计算器。
即使没接触过awt直接学swing也根本不会有什么困难。