文件加密.java

小型的课程设计

/*
 * 文件加密.java
 *
 * Created on 2008年12月5日, 下午6:16
 */

/**
 *
 * @author  Administrator
 */
import javax.swing.*;
import java.io.*;
import java.awt.*;

public class 文件加密 extends javax.swing.JFrame {

    /** Creates new form 文件加密 */
    public 文件加密() {
        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">//GEN-BEGIN:initComponents
    private void initComponents() {

        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        mima = new javax.swing.JTextField();
        chongshumima = new javax.swing.JTextField();
        jLabel4 = new javax.swing.JLabel();
        lujing = new javax.swing.JLabel();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        jButton4 = new javax.swing.JButton();
        mimats = new javax.swing.JLabel();
        mimacsti = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("文件加密");
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosed(java.awt.event.WindowEvent evt) {
                formWindowClosed(evt);
            }
        });

        jLabel1.setFont(new java.awt.Font("宋体", 1, 36));
        jLabel1.setText("文件加密");

        jLabel2.setFont(new java.awt.Font("宋体", 1, 14));
        jLabel2.setText("请输入密码：");

        jLabel3.setFont(new java.awt.Font("宋体", 1, 14));
        jLabel3.setText("请重新输入密码：");

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

        jLabel4.setText("请输入任意长度的大小写字母组合！！！");

        lujing.setText("请选择路径！");

        jButton1.setFont(new java.awt.Font("宋体", 1, 12));
        jButton1.setText("选 择");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setFont(new java.awt.Font("宋体", 1, 14)); // NOI18N
        jButton2.setText("确定加密");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jButton3.setFont(new java.awt.Font("宋体", 1, 14));
        jButton3.setText("返  回");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        jButton4.setFont(new java.awt.Font("宋体", 1, 14));
        jButton4.setText("取  消");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });

        mimats.setForeground(new java.awt.Color(255, 51, 51));

        mimacsti.setForeground(new java.awt.Color(255, 51, 51));

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addGap(46, 46, 46)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addComponent(lujing, javax.swing.GroupLayout.DEFAULT_SIZE, 157, Short.MAX_VALUE)
                                .addGap(18, 18, 18)
                                .addComponent(jButton1))
                            .addGroup(layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel3)
                                    .addComponent(jLabel2))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                    .addComponent(mima, javax.swing.GroupLayout.DEFAULT_SIZE, 116, Short.MAX_VALUE)
                                    .addComponent(chongshumima, javax.swing.GroupLayout.DEFAULT_SIZE, 116, Short.MAX_VALUE))))
                        .addGap(6, 6, 6))
                    .addGroup(layout.createSequentialGroup()
                        .addGap(103, 103, 103)
                        .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 183, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                    .addComponent(mimacsti, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addComponent(mimats, javax.swing.GroupLayout.DEFAULT_SIZE, 98, Short.MAX_VALUE))
                .addContainerGap())
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                    .addGroup(layout.createSequentialGroup()
                        .addContainerGap()
                        .addComponent(jButton2)
                        .addGap(18, 18, 18)
                        .addComponent(jButton3)
                        .addGap(21, 21, 21)
                        .addComponent(jButton4))
                    .addGroup(layout.createSequentialGroup()
                        .addGap(90, 90, 90)
                        .addComponent(jLabel4, javax.swing.GroupLayout.DEFAULT_SIZE, 287, Short.MAX_VALUE)))
                .addGap(23, 23, 23))
        );

        layout.linkSize(javax.swing.SwingConstants.HORIZONTAL, new java.awt.Component[] {jButton2, jButton3, jButton4});

        layout.linkSize(javax.swing.SwingConstants.HORIZONTAL, new java.awt.Component[] {mimacsti, mimats});

        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGap(27, 27, 27)
                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 42, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(jLabel4)
                .addGap(17, 17, 17)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel2)
                    .addComponent(mima, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(mimats, javax.swing.GroupLayout.PREFERRED_SIZE, 19, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(27, 27, 27)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel3)
                    .addComponent(chongshumima, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(mimacsti, javax.swing.GroupLayout.PREFERRED_SIZE, 16, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(27, 27, 27)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(lujing, javax.swing.GroupLayout.PREFERRED_SIZE, 19, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton1))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.CENTER)
                    .addComponent(jButton2)
                    .addComponent(jButton4)
                    .addComponent(jButton3))
                .addContainerGap(27, Short.MAX_VALUE))
        );

        layout.linkSize(javax.swing.SwingConstants.VERTICAL, new java.awt.Component[] {jButton2, jButton3, jButton4});

        layout.linkSize(javax.swing.SwingConstants.VERTICAL, new java.awt.Component[] {mimacsti, mimats});

        java.awt.Dimension screenSize = java.awt.Toolkit.getDefaultToolkit().getScreenSize();
        setBounds((screenSize.width-408)/2, (screenSize.height-334)/2, 408, 334);
    }// </editor-fold>//GEN-END:initComponents

private void formWindowClosed(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowClosed
// TODO add your handling code here:
    主界面 ab = new 主界面();
    ab.setVisible(true);
}//GEN-LAST:event_formWindowClosed

private void mimaActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_mimaActionPerformed
// TODO add your handling code here:
}//GEN-LAST:event_mimaActionPerformed

private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
// TODO add your handling code here:
    主界面 ac = new 主界面();
    ac.setVisible(true);
    this.setVisible(false);
}//GEN-LAST:event_jButton3ActionPerformed

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
// TODO add your handling code here:
    JFileChooser chooser = new JFileChooser();
    int state = chooser.showOpenDialog(null);
    File file = chooser.getSelectedFile();

}//GEN-LAST:event_jButton1ActionPerformed

private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
// TODO add your handling code here:
    System.exit(this.HIDE_ON_CLOSE);
}//GEN-LAST:event_jButton4ActionPerformed

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
// TODO add your handling code here:
    String sm = mima.getText();
    String smcs = chongshumima.getText();
    int jim = sm.compareTo(smcs);
    int jim1 = sm.length();
    if (jim1 == 0) {
        JOptionPane.showMessageDialog(rootPane, "不能为空！", "输入错误！", this.HIDE_ON_CLOSE);
        mimats.setText("不能为空！");
        mimacsti.setText("不能为空！");
    } else {


        if (jim != 0) {
            final JFrame k = new JFrame("输入错误！");
            JOptionPane.showMessageDialog(rootPane, "两次密码不一样请重新输入！", "输入错误！", this.HIDE_ON_CLOSE);
            mima.setText("");
            chongshumima.setText("");
            mimats.setText("请重新输入！");
            mimacsti.setText("请重再次新输入！");
        } else {
            JOptionPane.showMessageDialog(rootPane, "密码符合要求", "输入正确！", this.HIDE_ON_CLOSE);
        }
}//GEN-LAST:event_jButton2ActionPerformed
    }

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

            public void run() {
                new 文件加密().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JTextField chongshumima;
    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.JLabel jLabel4;
    private javax.swing.JLabel lujing;
    private javax.swing.JTextField mima;
    private javax.swing.JLabel mimacsti;
    private javax.swing.JLabel mimats;
    // End of variables declaration//GEN-END:variables
}