IDEA project.zip

package Calcuator; import javax.swing.*; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; //进行界面显示并添加监听 public class Calcuator extends JFrame implements ActionListener { //创建用于输入的文本框 TextArea text=new TextArea("",2,10,TextArea.SCROLLBARS_HORIZONTAL_ONLY); //卡片布局模板及其控制按钮的创建 JPanel CardPanel=new JPanel(); CardLayout cards=new CardLayout(); JButton record=new JButton("历史记录"); JButton mermory=new JButton(" 内存 "); String ReSetrecordArea="历史记录\n三角函数默认以角度制进行计算"; TextArea recordArea = new TextArea(ReSetrecordArea,37,26); TextArea mermoryArea = new TextArea("内存",37,26); //存储运算过程 String mathPast= "";//用于存储过去的运算过程 String mathNow = "";//用于存储现在的运算过程 String showNow=""; //创建存储变量 private String m; private String result=""; String temp="";//用于暂时保留数字 //用于判断是否需要清空mathNow进行新的运算 private int equal_flag=0; //存储三角函数计算的方式，0为角度制，1为弧度制 private int TrigCalculMethod=0; //创建x的平方，x的三次方，x的y次方，x开y次方按钮 ImageIcon squareimg = new ImageIcon("src\\Calcuator\\x的平方.png");// 创建图片对象 ImageIcon cubeimg = new ImageIcon("src\\Calcuator\\x的三次方.png");// 创建图片对象 ImageIcon powerimg = new ImageIcon("src\\Calcuator\\x的y次方.png");// 创建图片对象 ImageIcon readicationimg = new ImageIcon("src\\Calcuator\\x开y次方.png");// 创建图片对象 Image squareimage = squareimg.getImage(); Image cubeimage = cubeimg.getImage(); Image powerimage = powerimg.getImage(); Image readicationimage = readicationimg.getImage(); //为把它缩小点，先要取出这个Icon的image ,然后缩放到合适的大小 Image squaresmallImage = squareimage.getScaledInstance(25,25,Image.SCALE_FAST); Image cubesmallImage = cubeimage.getScaledInstance(25,25,Image.SCALE_FAST); Image powersmallImage = powerimage.getScaledInstance(25,25,Image.SCALE_FAST); Image readictionsmallImage = readicationimage.getScaledInstance(30,30,Image.SCALE_FAST); //再由修改后的Image来生成合适的Icon; //***Image对象创建ImageIcon对象,可查阅ImageIcon的构造方法*** ImageIcon smallIcon = new ImageIcon(squaresmallImage); ImageIcon cmallIcon = new ImageIcon(cubesmallImage); ImageIcon pmallIcon = new ImageIcon(powersmallImage); ImageIcon rmallIcon = new ImageIcon(readictionsmallImage); JButton squarebuttion=new JButton(smallIcon); JButton cubebuttion=new JButton(cmallIcon); JButton powerbuttion=new JButton(pmallIcon); JButton readictionbuttion=new JButton(rmallIcon); public Calcuator (){ super("计算器"); this.setBounds(400, 250, 900, 680); //设置窗体图片 // this.setIconImage(walkpaperimage); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //设置窗体的布局形式 GridBagLayout gr=new GridBagLayout(); GridBagConstraints gc=new GridBagConstraints(); //设置窗体布局 this.setLayout(gr); //创建模板 JPanel jp1 = createPanel1(); JPanel jp2 = createPanel2(); //对整个窗体进行网格包布局 jp1,jp4 gc.weightx=90;gc.weighty=68;gc.fill=GridBagConstraints.BOTH; gc.gridwidth=7;gc.gridheight=10; gc.gridx=0;gc.gridy=0; gr.setConstraints(jp1,gc); this.add(jp1); gc.gridwidth=3;gc.gridheight=10; gc.gridx=7;gc.gridy=0; gr.setConstraints(jp2,gc); this.add(jp2); this.setVisible(true); } private JPanel createPanel1(){ //总的面板 JPanel panel = new JPanel(); JPanel keyPanel=new JPanel(); //设置每个面板的布局 panel.setLayout(new BorderLayout()); keyPanel.setLayout(new GridLayout(6,7,2,2) ); //实例化按钮监听对象 ButtonAction ba = new ButtonAction(); JButton[][] button = new JButton[][]{ { new JButton("(") ,new JButton(")"),new JButton("1/X"), new JButton("mc"),new JButton("m+"),new JButton("m-"), new JButton("mr"), }, { squarebuttion,cubebuttion,powerbuttion, new JButton("C"),new JButton("/"),new JButton("*"), new JButton("ms"), }, { new JButton("X!"), new JButton("√"), readictionbuttion, new JButton("7"), new JButton("8"), new JButton("9"), new JButton("←"), }, { new JButton("e"), new JButton("ln"), new JButton("log"), new JButton("4"), new JButton("5"), new JButton("6"), new JButton("-"), }, { new JButton("sin"), new JButton("cos"), new JButton("tan"), new JButton("1"), new JButton("2"), new JButton("3"), new JButton("+"), }, { new JButton("Deg"), new JButton("|x|"), new JButton("π"), new JButton("%"), new JButton("0"), new JButton("."), new JButton("="), } }; //设置文本框的字体 Font font = new Font("仿宋",Font.ROMAN_BASELINE, 56); text.setFont(font); text.setEditable(false); panel.setLayout(new BorderLayout()); Font keyfont = new Font("Dialog",Font.BOLD, 14); for (int i=0;i<6;i++) for(int j=0;j<7;j++) { if(j<3) button[i][j].setFont(keyfont); // //*新增，设置按键为透明 // button[i][j].setOpaque(false); // keyPanel.add(button[i][j]); } panel.add("North",text); panel.add("Center",keyPanel); // for (int i = 0; i < 6; i++) for (int j = 0; j < 7; j++) { button[i][j].addActionListener(ba); } button[5][0].addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { String input =e.getActionCommand(); if (input.equals("Deg")){ button[5][0].setText("Rad"); TrigCalculMethod=1;} else if (input.equals("Rad")){ button[5][0].setText("Deg"); TrigCalculMethod=0; } } }); return panel; } private JPanel createPanel2(){ JPanel panel1 = new JPanel(); //按钮面板 JPanel panel2=new JPanel(); CardPanel.setBackground(Color.pink); panel1.setLayout(new BorderLayout()); panel2.add(record);panel2.add(mermory); panel1.add("North",panel2); panel1.add("Center",CardPanel); //设置历史记录框和保存框的字体 Font font1 = new Font("Verdana",Font.ROMAN_BASELINE,12); recordArea.setFont(font1); mermoryArea.setFont(font1); recordArea.setEditable(false); mermoryArea.setEditable(false); CardPanel.setLayout(cards); recordArea.setBackground(Color.gray); mermoryArea.setBackground(Color.gray); CardPanel.add(recordArea, "card1"); CardPanel.add(mermoryArea, "card2"); record.addActionListener((ActionListener) this); mermory.addActionListener((ActionListener) this); return panel1;