mainjframe.java

一个包含简单查询的JAVA记事本 内容简单 初学者适用

/*
 * MainJFrame.java
 *
 * Created on 2007年9月7日, 下午3:41
 */

package note;

import java.awt.Rectangle;
import java.io.File;
import javax.swing.ButtonGroup;
import javax.swing.filechooser.FileFilter;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.util.Scanner;
import javax.swing.JFileChooser;

/**
 *
 * @author  soft01
 */
public class MainJFrame extends javax.swing.JFrame {
    private int start = 0;//文件
    private int end = 0;//文件
    private ButtonGroup buttonGroup;//互斥组
    private boolean upOrDown;//向上向下
    /** Creates new form MainJFrame */
    public MainJFrame () {
        initComponents ();
        this.setSize (400,500);
        this.setMaximizedBounds (new Rectangle(50, 50, 1024, 768));
        
        buttonGroup = new ButtonGroup();
        buttonGroup.add (jRadioButton1);
        buttonGroup.add (jRadioButton2);
    }
    
    /** 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.
     */
    // <editor-fold defaultstate="collapsed" desc=" 生成的代码 ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jDialog1 = new javax.swing.JDialog();
        jLabel1 = new javax.swing.JLabel();
        jTextField1 = new javax.swing.JTextField();
        jCheckBox1 = new javax.swing.JCheckBox();
        jCheckBox2 = new javax.swing.JCheckBox();
        jRadioButton1 = new javax.swing.JRadioButton();
        jRadioButton2 = new javax.swing.JRadioButton();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        jEditorPane1 = new javax.swing.JEditorPane();
        jMenuBar1 = new javax.swing.JMenuBar();
        jMenu1 = new javax.swing.JMenu();
        jMenuItem1 = new javax.swing.JMenuItem();
        jMenuItem2 = new javax.swing.JMenuItem();
        jMenuItem3 = new javax.swing.JMenuItem();
        jMenu2 = new javax.swing.JMenu();
        jMenuItem4 = new javax.swing.JMenuItem();

        jDialog1.setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
        jDialog1.setAlwaysOnTop(true);
        jDialog1.setCursor(new java.awt.Cursor(java.awt.Cursor.DEFAULT_CURSOR));
        jDialog1.getAccessibleContext().setAccessibleParent(this);
        jLabel1.setText("\u641c\u7d22");

        jTextField1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField1ActionPerformed(evt);
            }
        });

        jTextField1.getAccessibleContext().setAccessibleParent(this);

        jCheckBox1.setText("\u4e0d\u533a\u5206\u5927\u5c0f\u5199");
        jCheckBox1.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));
        jCheckBox1.setMargin(new java.awt.Insets(0, 0, 0, 0));

        jCheckBox2.setText("\u5339\u914d\u6574\u4e2a\u5355\u8bcd");
        jCheckBox2.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));
        jCheckBox2.setMargin(new java.awt.Insets(0, 0, 0, 0));

        jRadioButton1.setText("\u5411\u4e0a\u641c\u7d22");
        jRadioButton1.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));
        jRadioButton1.setMargin(new java.awt.Insets(0, 0, 0, 0));
        jRadioButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jRadioButton1ActionPerformed(evt);
            }
        });

        jRadioButton2.setSelected(true);
        jRadioButton2.setText("\u5411\u4e0b\u641c\u7d22");
        jRadioButton2.setBorder(javax.swing.BorderFactory.createEmptyBorder(0, 0, 0, 0));
        jRadioButton2.setMargin(new java.awt.Insets(0, 0, 0, 0));
        jRadioButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jRadioButton2ActionPerformed(evt);
            }
        });

        jButton1.setText("\u786e\u5b9a");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setText("\u5173\u95ed");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        org.jdesktop.layout.GroupLayout jDialog1Layout = new org.jdesktop.layout.GroupLayout(jDialog1.getContentPane());
        jDialog1.getContentPane().setLayout(jDialog1Layout);
        jDialog1Layout.setHorizontalGroup(
            jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jDialog1Layout.createSequentialGroup()
                .add(jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(jDialog1Layout.createSequentialGroup()
                        .add(30, 30, 30)
                        .add(jLabel1)
                        .add(14, 14, 14)
                        .add(jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                            .add(jCheckBox2)
                            .add(jDialog1Layout.createSequentialGroup()
                                .add(jCheckBox1)
                                .add(62, 62, 62)
                                .add(jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                                    .add(jRadioButton1)
                                    .add(jRadioButton2)))
                            .add(jTextField1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 290, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)))
                    .add(jDialog1Layout.createSequentialGroup()
                        .add(84, 84, 84)
                        .add(jButton1)
                        .add(67, 67, 67)
                        .add(jButton2)))
                .addContainerGap(24, Short.MAX_VALUE))
        );
        jDialog1Layout.setVerticalGroup(
            jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jDialog1Layout.createSequentialGroup()
                .addContainerGap()
                .add(jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(jLabel1)
                    .add(jTextField1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                .add(21, 21, 21)
                .add(jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(jDialog1Layout.createSequentialGroup()
                        .add(jCheckBox2)
                        .add(11, 11, 11)
                        .add(jCheckBox1))
                    .add(jDialog1Layout.createSequentialGroup()
                        .add(jRadioButton1)
                        .add(5, 5, 5)
                        .add(jRadioButton2)))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 25, Short.MAX_VALUE)
                .add(jDialog1Layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                    .add(jButton1)
                    .add(jButton2))
                .addContainerGap())
        );

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setMaximizedBounds(new java.awt.Rectangle(0, 0, 400, 500));
        jEditorPane1.addCaretListener(new javax.swing.event.CaretListener() {
            public void caretUpdate(javax.swing.event.CaretEvent evt) {
                jEditorPane1CaretUpdate(evt);
            }
        });

        jScrollPane1.setViewportView(jEditorPane1);

        getContentPane().add(jScrollPane1, java.awt.BorderLayout.CENTER);