圖書管理系統代碼  8AddBookFrame …

import java.awt.BorderLayout;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.GridBagLayout;

import java.awt.Image;

import java.awt.Toolkit;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import java.io.FileWriter;

import java.io.IOException;

import java.io.InvalidClassException;

import java.io.NotSerializableException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JTextField;

import javax.swing.SwingUtilities;

import javax.swing.UIManager;

import javax.swing.UnsupportedLookAndFeelException;

public class AddBookFrame extends InitFrame

{

public AddBookFrame(){

super("圖書管理系統—添加書目","Library.png",460,340);

//設定布局

this.setLayout(new BorderLayout());

this.setResizable(false);

panel_north = new JPanel();

       panel_north.setLayout(new GridBagLayout());

this.add(panel_north,BorderLayout.CENTER);

panel_south = new JPanel();

panel_south.setLayout(new FlowLayout());

this.add(panel_south,BorderLayout.SOUTH);

this.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

//設定标簽

label_book_class = new JLabel("分類：");

label_number = new JLabel("編号：");

label_name = new JLabel("書名：");

label_author = new JLabel("作者：");

label_press = new JLabel("出版社：");

label_count = new JLabel("數量：");

//設定 下拉清單框 （書籍分類）

File file_Library= new File("E:\\圖書管理系統\\分類");

file_class = file_Library.listFiles();

comBoBox= new JComboBox(file_class);

// 設定接受輸入的文本域

field_number = new JTextField(WIDTH );

field_name  = new JTextField(WIDTH );

field_author = new JTextField(WIDTH );

field_press = new JTextField(WIDTH );

field_count = new JTextField(WIDTH );

button_ok = new JButton("确定",new ImageIcon("ok.png"));

button_ok.addActionListener(new ActionListener(){

public void actionPerformed(ActionEvent e)

//f1表示的是分類檔案夾下的各個分類檔案夾（"文學","計算機"等等）

File f1 =AddBookFrame.this.getClassName();

File file_write = new File(f1.getPath()+"\"+"bookinfo.dat");//擷取選中的分類的檔案夾下  存放該類下書籍的檔案

//将螢幕的輸入轉換成Book 類型的對象并寫入對應分類下的檔案

Book book_add = new Book(AddBookFrame.this.getNumber(),AddBookFrame.this.getName(),AddBookFrame.this.getAuthor(),AddBookFrame.this.getPress(),AddBookFrame.this.getCount());

try {

//建立對該檔案的檔案流

FileOutputStream fr = new FileOutputStream(file_write,true);

//用對象輸出流包裝該檔案輸出流

ObjectOutputStream obo = new ObjectOutputStream(fr);

// 将該輸入的對象寫入 對應分類的文本檔案中

obo.writeObject(book_add);

// 關閉流

fr.close();

obo.close();

}catch(NotSerializableException e3)

e3.printStackTrace();

}catch(InvalidClassException e2)

e2.printStackTrace();

}

catch (IOException e1) {

System.out.println("寫入異常");

e1.printStackTrace();

}

// 将該類下的書籍對象個數寫入檔案

File f3 = new File(f1.getPath()+"\"+"booknum.dat");

FileInputStream fis = new FileInputStream(f3);

ObjectInputStream oji = new ObjectInputStream(fis);

int temp_int =oji.readInt();//該類下讀出存放書籍對象個數的整數

fis.close();

oji.close();

temp_int++;//對其進行加加操作

System.out.println(temp_int);

// 将變化後的添加書籍對象個數，重新寫入檔案中

FileOutputStream fos = new FileOutputStream(f3,false);

ObjectOutputStream oos = new ObjectOutputStream(fos);

oos.writeInt(temp_int);

// 在這裡需要特别特别注意！！

// oos必須先flush()才能關閉 否則老師報錯！！

oos.flush();

fos.close();

oos.close();

} catch (FileNotFoundException e1) {

}catch (IOException e1) {

JLabel label_result = new JLabel("圖書添加成功！！");

JOptionPane.showConfirmDialog(AddBookFrame.this, label_result,"圖書管理系統-圖書添加", JOptionPane.INFORMATION_MESSAGE,JOptionPane.OK_OPTION, new ImageIcon("succes.png"));

});

//取消鍵

button_cancel = new JButton("取消",new ImageIcon("cancel.png"));

button_cancel.addActionListener(new ActionListener(){

AddBookFrame.this.setVisible(false);//隐藏窗體

AddBookFrame.this.dispose();//釋放窗體資源

panel_north.add(label_book_class,new GBC(0,0).setInsets(2));

panel_north.add(comBoBox,new GBC(1,0).setInsets(2));

panel_north.add(label_number,new GBC(0,1).setInsets(2));

panel_north.add(field_number,new GBC(1,1).setInsets(2));

panel_north.add(label_name,new GBC(0,2).setInsets(2));

panel_north.add(field_name,new GBC(1,2).setInsets(2));

panel_north.add(label_author,new GBC(0,3).setInsets(2));

panel_north.add(field_author,new GBC(1,3).setInsets(2));

panel_north.add(label_press,new GBC(0,4).setInsets(2));

panel_north.add(field_press,new GBC(1,4).setInsets(2));

panel_north.add(label_count,new GBC(0,5).setInsets(2));

panel_north.add(field_count,new GBC(1,5).setInsets(2));

panel_south.add(button_ok);

panel_south.add(button_cancel);

public File getClassName()

return (File)comBoBox.getSelectedItem();

public int getNumber()

String num =field_number.getText();

int number = Integer.parseInt(num);

return number;

public String getName()

return field_name.getText();

public String getAuthor()

return field_author.getText();

public String getPress()

return field_press.getText();

  public int getCount()

  {

 String cou = field_count.getText();

 int count = Integer.parseInt(cou);

 return count;

  }

private static final int WIDTH = 20;//文本域的寬度

private JPanel panel_north;

private JPanel panel_south;

private JLabel label_number;

private JLabel label_book_class;

private JLabel label_name;

private JLabel label_author;

private JLabel label_press;

private JLabel label_count;

private JTextField field_number;

private JComboBox combo_class;

private JTextField field_name;

private JTextField field_author;

private JTextField field_press;

private JTextField field_count;

private File[] file_class;

private JComboBox comBoBox;

private JButton button_ok;

private JButton button_cancel;

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版權聲明：本文為CSDN部落客「明明如月學長」的原創文章，遵循CC 4.0 BY-SA版權協定，轉載請附上原文出處連結及本聲明。

原文連結：

https://blog.csdn.net/w605283073/article/details/46572409