import javax.swing.JFrame; public class MyFrame extends JFrame{ public MyFrame() { add(new MyPanel()); pack(); } } 1. 2. 3. 4. 5. 6. 7. 8. MyPanel.java package myCalculator; import java.awt.*; import java.awt.event.*; import javax.swing.*; public class MyPanel extends J...
009 public class CalculatorImpl implements Calculator{ 010 011 // public static void main(String[] args) { 012 // String s ="6X5-5X15/4+3/3+4"; 013 // double result = new CalculatorImpl().toReversePolishNotation(s); 014 // System.out.println(result); ...
005 006publicclassTestCalculate 007{ 008publicstaticvoidmain(String[] args) 009{ 010newCalculate().launch(); 011} 012} 013 014classCalculateextendsFrame 015{ 016privatebooleanfirstFlag =true; 017privateString str1 =""; 018privateString str2 =""; ...
Calculator类：包含执行基本运算的方法。add：返回两个数的和。subtract：返回两个数的差。multiply：返回两个数的积。divide：返回两个数的商，并处理除数为零的情况。实现用户界面：命令行界面：使用Scanner类从控制台读取用户输入，并显示结果。GUI：使用Swing或JavaFX库创建图形用户界面，包含输入框、按钮...
JAVA实现Calculator(计算器) swing; importjava.awt.Container; importjava.awt.GridLayout; /*GridLayout 类是一个布局处理器,它以矩形网格形式对容器的组件进行布置。容器被分成大小相等的矩形,一个矩形中放置一个组件*/ importjava.awt.BorderLayout; /*BorderLayout是一个布置容器的边界布局,它可以对容器组件进行...
/ import java.awt.*;import java.awt.event.*;import javax.swing.*;/ A simple calculator program.I saw this program in a QQ group, and help a friend correct it. author Singyuen Yip version 1.00 12/29/2009 see JFrame see ActionListener / public class JCalculator extends JFra...
javacalculatorswingjava-swingjava-projectswing-guicalculator-applicationcalculator-app UpdatedJul 30, 2024 Java jaygajera17/E-commerce-project-springBoot Star670 Code Issues Pull requests Discussions This project serves as an easy-to-understand setup for beginners , providing a base foundation in Spring...
A very basic calculator application created using Java Swing. Thank You! Please ⭐️ this repo and share it with others Screenshots Scientific / DarkStandard / Colored Requirements 🔧 Java 11 or higher. Installation 🔌 Press the Fork button (top right the page) to save copy of this pro...
2.1.1 The design of the calculator program: The user interface includes Swing components, but most of the programs use AWT components. 2.1.2 In the AWT component, (1) The panel text box is used: JPanel panel1, panel2, panel3, panel4;JTextField result; 2.1.3 In program design, layout...
import java.awt.event.*;import javax.swing.*;/A simple calculator program.I saw this program in a QQ group, and help a friend correct it.author Singyuen Yipversion 1.00 12/29/2009see JFramesee ActionListener/public class JCalculator extends JFrame implementsActionListener {/...