普物測驗軟體 原始碼–3 將題目、答案至於分頁並監聽動作

主要將每個實驗項目的分頁填入內容，並監聽客戶端的選項動作，且記錄下來，以供未來計算分數使用！

事實上這部分有些缺點。所有選項處於監聽狀態無法關閉，造成記錄的暫存檔也無法關閉，該如何於作答結束後關閉監聽呢？暫存檔無法關閉，使得在關閉程式時，無法刪除檔案！這有其優點，亦有其缺點嘍！

import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.AbstractButton;
import javax.swing.ButtonGroup;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import java.io.*;

public class ChoButtonGro{
       
    static int ccc[][];
   

    public static Container CreateChoseButtonGroup(final String elements[], final  String elements2[], final String elements3) throws IOException{
       
        final File fw= new File(***************);
        final BufferedWriter bfw=new BufferedWriter(new OutputStreamWriter(new FileOutputStream(fw.toString(), true),"big5"));
       
        String A[][]=new String[elements.length][2];
        for(int i=0, n=elements.length; i<n; i++){
            A[i][0]=elements[i];
        }
              
        for(int i=0, n=elements.length; i<n; i++){
            A[i][1]=elements2[i];
        }
       
        JPanel panel = new JPanel(new GridLayout(0,1));
        ButtonGroup group = new ButtonGroup();
       
        /* 提出被選擇的項目 */
        ActionListener crustActionListener = new ActionListener(){
            String lastSelected;
           
            public void actionPerformed(ActionEvent actionEvent){
               

               
                AbstractButton aButton = (AbstractButton) actionEvent.getSource(); //這裡的 Source 是哪一個選項
                String label = aButton.getText();
                try{
                    for(int i=0, n=elements.length; i<n; i++){
                        if(aButton.getText()==elements[i]){
                            bfw.write(elements3+elements2[i]+" "+elements[i]);    // 執行寫入
                            bfw.newLine();    //換行
                            String corses[][] = new String[elements.length][elements.length];
                            for(int h=0, g=elements.length; h<g; h++){
                                do{
                                    corses[h][h]="0";
                                }while(corses[h][h]== null);
                            }
                        }
                    }
                }
                catch(IOException e){}
                String msg;
                try{
                    if (label.equals(lastSelected)) {
                        msg = "重選： ";
                    }
                    else {
                        msg = "選：";
                    }
                    lastSelected = label;
                    bfw.flush();
                }
                catch(IOException e){}
            }
        };

          /* 產生題目的 panel 主要部分 */
        JRadioButton aRadioButton;
        for(int i=0, n=elements.length; i<n; i++){
            aRadioButton = new JRadioButton(A[i][0]);
            aRadioButton.addActionListener(crustActionListener);
            panel.add(aRadioButton);
            group.add(aRadioButton);
        }
        return panel;
    }
}