From 98e0fc14b089f4735e7dca79b324fdd8326ef14a Mon Sep 17 00:00:00 2001
From: zcc123276388 <123276388@qq.com>
Date: Wed, 9 Jun 2021 23:55:07 +0800
Subject: [PATCH] add 1.

---
 1 | 112 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 1

diff --git a/1 b/1
new file mode 100644
index 0000000..2c865d8
--- /dev/null
+++ b/1
@@ -0,0 +1,112 @@
+package java2020spring;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.FlowLayout;
+import java.awt.GridLayout;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import javax.swing.*;
+
+
+ 
+public class Mycalcultor extends JFrame  implements ActionListener{
+	String num1[]= {"7","8","9","/","sqrt","4","5","6","*","%","1","2","3","-","1/x","0","+/-",".","+","="};//记录基本按钮的数组
+	String m[]= {" ","MC","MR","MS","M+"};
+	String key1[]= {"Backspace","CE","C"};
+	JTextField text=new JTextField("0");
+	JPanel numPanel,keyPanel,MPanel,textPanel,Panel;
+	JButton NUM1[]=new JButton[num1.length];
+	JButton KEY1[]=new JButton[key1.length];
+	JButton M[]=new JButton[m.length];
+	boolean firstCheck=true;
+	double result=0.0;
+	String operate="=";
+	boolean operateFlag=true;//判断有没有操作错误
+	Mycalcultor() {
+		init();
+		this.setResizable(false);
+		pack();
+	}	
+	//初始化计算器
+	//设计计算器界面
+	 void init() {
+		//初始化键盘上的键位，放在一个面板上
+		numPanel=new JPanel();
+		keyPanel=new JPanel();
+		MPanel=new JPanel();
+		GridLayout grid1=new GridLayout(4,5,3,3);
+		numPanel.setLayout(grid1);
+		//初始化按钮，把按钮加到面板内，加装监听器
+		for(int i=0;i<num1.length;i++) {
+			NUM1[i]=new JButton(num1[i]);
+			numPanel.add(NUM1[i]);
+			NUM1[i].addActionListener(this);
+		}
+		//初始化m
+		GridLayout grid2=new GridLayout(5,1,3,3);//行、列、左右间距、上下间距
+		MPanel.setLayout(grid2);
+		for(int i=0;i<m.length;i++) {
+			M[i]=new JButton(m[i]);
+			MPanel.add(M[i]);
+			M[i].addActionListener(this);	
+		}
+		//初始化key
+		GridLayout grid3=new GridLayout();
+		keyPanel.setLayout(grid3);
+		for(int i=0;i<key1.length;i++) {
+			KEY1[i]=new JButton(key1[i]);
+			keyPanel.add(KEY1[i]);
+			KEY1[i].addActionListener(this);
+		}
+		text.setHorizontalAlignment(JTextField.RIGHT);//右对齐
+		textPanel=new JPanel();//外层平板、放入text
+		textPanel.setLayout(new BorderLayout());
+		textPanel.add("Center",text);
+		Panel = new JPanel();//内层大平板放入m num
+		Panel.setLayout(new BorderLayout(3,3));
+		Panel.add("Center",numPanel);
+		Panel.add("North",keyPanel);
+		//整体的布局
+		 getContentPane().setLayout(new BorderLayout(3, 3));
+	     getContentPane().add("North",textPanel);
+	     getContentPane().add("Center", Panel);
+	     getContentPane().add("West", MPanel);
+	 }
+	
+	@Override
+	public void actionPerformed(ActionEvent e) {
+		String label =e.getActionCommand();
+		if(label.equals(key1[0]))
+			tuige(label);
+		else if(label.equals(key1[1]))
+			clearError(label);
+		else if(label.equals(key1[2]))
+			Clear();
+		else if(("0123456789".indexOf(label)>0))
+			numAct(label);
+		else 
+			handleOperator(label);
+	
+	}
+	private void handleOperator(String label) {
+		// TODO 自动生成的方法存根
+		
+	}
+	private void numAct(String label) {
+		// TODO 自动生成的方法存根
+		
+	}
+	private void Clear() {
+		// TODO 自动生成的方法存根
+		
+	}
+	private void clearError(String label) {
+		// TODO 自动生成的方法存根
+		
+	}
+	private void tuige(String label) {
+		// TODO 自动生成的方法存根
+		
+	}
+}
\ No newline at end of file
-- 
Gitee