import?java.awt.*;
import?javax.swing.*;
import?java.awt.event.*;
public?class?Calculator?extends?Jframe
{
	/**
	?*?
	?*/
	private?static?final?long?serialVersionUID?=?1L;
	static?Jframe?frame=new?Jframe（“計(jì)算器“）;
	JTextField?display=new?JTextField（“0“）;
	Font?font=new?Font（“Consolas“Font.BOLD40）;???????//設(shè)置字體樣式
	Font?font1=new?Font（“Consolas“Font.BOLD20）;
	Image?iconImage=（new?ImageIcon（“C:\\Study\\eclipse-workspace\\Calculator\\src\\計(jì)算器2.png“））.getImage（）;
	ImageIcon?iconImage2=new?ImageIcon（“C:\\Study\\eclipse-workspace\\Calculator\\src\\刪除.png“）;
	actionlistener?al=new?actionlistener（）;//創(chuàng)建監(jiān)聽器action?listener的對(duì)象
	
	//計(jì)算器按鍵
	JButton?button_clear=new?JButton（“C“）;
	JButton?button_delete=new?JButton（iconImage2）;
	JButton?button_plus=new?JButton（“+“）;
	JButton?button_

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2018-05-06?19:16??.classpath
?????文件?????????386??2018-05-06?19:16??.project
?????目錄???????????0??2018-10-09?14:20??.settings\
?????文件??????????94??2018-10-09?14:20??.settings\org.eclipse.core.resources.prefs
?????文件?????????598??2018-05-06?19:16??.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2018-12-18?00:13??bin\
?????文件????????2681??2018-12-18?00:13??bin\Calculator$actionlistener.class
?????文件????????5358??2018-12-18?00:13??bin\Calculator.class
?????文件????????4534??2018-12-18?00:13??bin\RPN.class
?????文件???????17612??2018-05-06?21:31??bin\刪除.png
?????文件???????20184??2018-05-06?10:41??bin\計(jì)算器2.png
?????目錄???????????0??2018-05-12?00:00??src\
?????文件????????8607??2018-10-09?14:26??src\Calculator.java
?????文件????????4649??2018-05-11?23:58??src\RPN.java
?????文件???????17612??2018-05-06?21:31??src\刪除.png
?????文件???????20184??2018-05-06?10:41??src\計(jì)算器2.png