| 网站首页 | 业界新闻 | 小组 | 威客 | 人才 | 下载频道 | 博客 | 代码贴 | 在线编程 | 编程论坛
欢迎加入我们,一同切磋技术
用户名:   
 
密 码:  
共有 521 人关注过本帖
标题:大家帮帮忙吧,一道简易计算机程序。
只看楼主 加入收藏
dongliang34
Rank: 1
等 级:新手上路
帖 子:1
专家分:0
注 册:2011-5-15
结帖率:0
收藏
已结贴  问题点数:20 回复次数:3 
大家帮帮忙吧,一道简易计算机程序。
图片附件: 游客没有浏览图片的权限,请 登录注册
   如图所示,高手给个代码。
搜索更多相关主题的帖子: 计算机 
2011-05-15 09:33
husiwen
Rank: 9Rank: 9Rank: 9
等 级:蜘蛛侠
威 望:2
帖 子:227
专家分:1125
注 册:2010-5-23
收藏
得分:10 
package jsq;

/**
 *
 * @author Administrator
 */
public class jsq extends javax.swing.JFrame {

    /** Creates new form jsq */
    public jsq() {
        initComponents();
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
    private void initComponents() {

        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        jButton4 = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        jTextPane1 = new javax.swing.JTextPane();
        jScrollPane2 = new javax.swing.JScrollPane();
        jTextPane2 = new javax.swing.JTextPane();
        jScrollPane3 = new javax.swing.JScrollPane();
        jTextPane3 = new javax.swing.JTextPane();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jLabel1.setText("数1");

        jLabel2.setText("数2");

        jLabel3.setText("结果");

        jButton1.setText("+");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setText("-");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jButton3.setText("*");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        jButton4.setText("/");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });

        jScrollPane1.setViewportView(jTextPane1);

        jScrollPane2.setViewportView(jTextPane2);

        jScrollPane3.setViewportView(jTextPane3);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(67, 67, 67)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 56, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 56, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 56, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jButton1)
                        .addGap(24, 24, 24)
                        .addComponent(jButton2)))
                .addGap(24, 24, 24)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                        .addComponent(jScrollPane2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 50, Short.MAX_VALUE)
                        .addComponent(jScrollPane1, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 50, Short.MAX_VALUE)
                        .addComponent(jScrollPane3, javax.swing.GroupLayout.Alignment.LEADING))
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jButton3, javax.swing.GroupLayout.PREFERRED_SIZE, 41, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(18, 18, 18)
                        .addComponent(jButton4, javax.swing.GroupLayout.PREFERRED_SIZE, 42, javax.swing.GroupLayout.PREFERRED_SIZE)))
                .addGap(138, 138, 138))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(51, 51, 51)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 24, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(18, 18, 18)
                        .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 24, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing., javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 24, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jScrollPane3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton1)
                    .addComponent(jButton4)
                    .addComponent(jButton3)
                    .addComponent(jButton2))
                .addContainerGap(100, Short.MAX_VALUE))
        );

        pack();
    }// </editor-fold>                        

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
        float a,b,c;
        String s;
        c=Float.parseFloat(jTextPane1.getText())*Float.parseFloat(jTextPane2.getText());
        s=String.valueOf(c);

       jTextPane3.setText(s);
    }                                       

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
        float a,b,c;
        String s;
        c=Float.parseFloat(jTextPane1.getText())+Float.parseFloat(jTextPane2.getText());
        s=String.valueOf(c);

       jTextPane3.setText(s);
    }                                       

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
        float a,b,c;
        String s;
        c=Float.parseFloat(jTextPane1.getText())-Float.parseFloat(jTextPane2.getText());
        s=String.valueOf(c);

       jTextPane3.setText(s);
    }                                       

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {                                         
float a,b,c;
        String s;
        c=Float.parseFloat(jTextPane1.getText())/Float.parseFloat(jTextPane2.getText());
        s=String.valueOf(c);

       jTextPane3.setText(s);        // TODO add your handling code here:
    }                                       

    /**
    * @param args the command line arguments
    */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new jsq().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify                     
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JScrollPane jScrollPane3;
    private javax.swing.JTextPane jTextPane1;
    private javax.swing.JTextPane jTextPane2;
    private javax.swing.JTextPane jTextPane3;
    // End of variables declaration                  

}
2011-05-15 14:32
w123012306
Rank: 9Rank: 9Rank: 9
来 自:湖南
等 级:蜘蛛侠
威 望:4
帖 子:307
专家分:1180
注 册:2010-4-22
收藏
得分:10 
哎! awt( ⊙ o ⊙ )啊!awing!

楼上,楼下的一定要幸福开心哦!
2011-05-16 08:31
zheyouyuer
Rank: 2
等 级:论坛游民
帖 子:12
专家分:16
注 册:2011-5-24
收藏
得分:0 
晕= =
话说我怎么觉得2楼的写烦了。。
4个JButton 3个JTextField  4个监听
2011-05-26 21:38
快速回复:大家帮帮忙吧,一道简易计算机程序。
数据加载中...
 
   



关于我们 | 广告合作 | 编程中国 | 清除Cookies | TOP | 手机版

编程中国 版权所有,并保留所有权利。
Powered by Discuz, Processed in 0.028612 second(s), 8 queries.
Copyright©2004-2024, BCCN.NET, All Rights Reserved