資源簡介
本程序是利用Java GUI 進(jìn)行編程的算數(shù)計(jì)算,具有良好的計(jì)算功能。程序中的java.awt包提供了基本的程序設(shè)計(jì)工具。swing是java語言在編寫圖形用戶界面方面的新技術(shù)。在學(xué)習(xí)了Java語言之后,我決定使用Java語言編寫一個(gè)算數(shù)測試軟件,可以實(shí)現(xiàn)算術(shù)計(jì)算功能。
代碼片段和文件信息
import?java.awt.*;
import?java.awt.event.*;
import?javax.swing.*;
public?class?Computerframe?extends?Jframe{
JMenuBar?menubar;
JMenu?choiceGrade;
JMenuItem?grade1grade2;
JTextField?textOnetextTwotextResult;
JButton?getProblemgiveAnwser;
JLabel?operatorLabelmessage;
Teacher?teacherZhang;
Computerframe(){
teacherZhang?=?new?Teacher();
teacherZhang.setMaxInteger(20);
setLayout(new?FlowLayout());
menubar?=?new?JMenuBar();
choiceGrade?=?new?JMenu(“選擇級別“);
grade1?=?new?JMenuItem(“幼兒級別“);
grade2?=?new?JMenuItem(“兒童級別“);
grade1.addActionListener(new?ActionListener(){
public?void?actionPerformed(ActionEvent?e){
teacherZhang.setMaxInteger(10);
}
});
grade2.addActionListener(new?ActionListener(){
public?void?actionPerformed(Ac
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-05-07?20:37??算數(shù)測試\
?????文件????????2025??2014-05-05?15:00??算數(shù)測試\Computerfr
?????文件?????????198??2014-05-05?15:00??算數(shù)測試\MainClass.java
?????文件????????2183??2014-05-05?15:00??算數(shù)測試\Teacher.java
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