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JAVA-Swing- Code
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互联网集市收集整理的这篇技术教程文章主要介绍了JAVA-Swing- Code，小编现在分享给大家，供广大互联网技能从业者学习和参考。文章包含6068字，纯文字阅读大概需要9分钟。
内容图文
1 public class MainFrame {
2
3 private JPanel mainPanel;
4
5 private JLabel passWordLable;
6
7 private JPasswordField passwordField;
8
9 private JLabel keyFileLable;
10
11 private JTextField keyFileField;
12
13 private JButton fileChooserButton;
14
15 private JLabel resultLabel;
16
17 private JTextArea resultTextField;
18
19 private JButton genrateKeysButton;
20
21 private JButton encryptButton;
22
23 public static void main(String args[]) {
24 new MainFrame();
25
26 }
27
28 public MainFrame() {
29 initView();
30 initLinsteners();
31 }
32
33 private void initView() {
34 Font lablefont = new Font(Font.SANS_SERIF, Font.PLAIN, 18);
35 Font buttonFont = new Font("黑体", Font.PLAIN, 15);
36 JFrame jf = new JFrame("Date Analysis Encryption Tool"); // 实例化一个JFrame对象
37 jf.setVisible(true); // 设置窗体可视
38 jf.setSize(600, 300); // 设置窗体大小
39 jf.setFont(buttonFont);
40 jf.setLocationRelativeTo(null);
41 jf.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
42 jf.setResizable(false);
43
44 mainPanel = new JPanel();
45
46 passWordLable = new JLabel("Password:");
47 passWordLable.setFont(lablefont);
48 passWordLable.setPreferredSize(new Dimension(120, 40));
49
50 mainPanel.add(passWordLable);
51
52 passwordField = new JPasswordField();
53 passwordField.setFont(lablefont);
54 passwordField.setPreferredSize(new Dimension(400, 40));
55 mainPanel.add(passwordField);
56
57 keyFileLable = new JLabel("Key File:");
58 keyFileLable.setFont(lablefont);
59 keyFileLable.setPreferredSize(new Dimension(120, 40));
60 mainPanel.add(keyFileLable);
61
62 keyFileField = new JTextField();
63 keyFileField.setFont(lablefont);
64 keyFileField.setEditable(false);
65 keyFileField.setPreferredSize(new Dimension(295, 40));
66 mainPanel.add(keyFileField);
67
68 fileChooserButton = new JButton("Choose key...");
69 fileChooserButton.setFont(buttonFont);
70 fileChooserButton.setPreferredSize(new Dimension(100, 40));
71 fileChooserButton.setContentAreaFilled(false);
72 fileChooserButton.setMargin(new Insets(0, 0, 0, 0));
73 fileChooserButton.setBorder(BorderFactory.createEtchedBorder());
74
75 mainPanel.add(fileChooserButton);
76
77 resultLabel = new JLabel("Result:");
78 resultLabel.setFont(lablefont);
79 resultLabel.setPreferredSize(new Dimension(120, 40));
80
81 mainPanel.add(resultLabel);
82
83 resultTextField = new JTextArea(50, 100);
84 resultTextField.setLineWrap(true);
85 JScrollPane scrollPane = new JScrollPane(resultTextField);
86 scrollPane.setPreferredSize(new Dimension(400, 100));
87 mainPanel.add(scrollPane);
88
89 JPanel bottomButtonPanel = new JPanel();
90 bottomButtonPanel.setPreferredSize(new Dimension(535, 60));
91 bottomButtonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
92
93 genrateKeysButton = new JButton("Generate Keys");
94 genrateKeysButton.setFont(buttonFont);
95 genrateKeysButton.setPreferredSize(new Dimension(150, 40));
96 genrateKeysButton.setContentAreaFilled(false);
97 genrateKeysButton.setMargin(new Insets(0, 0, 0, 0));
98 genrateKeysButton.setBorder(BorderFactory.createEtchedBorder());
99
100 bottomButtonPanel.add(genrateKeysButton);
101
102 encryptButton = new JButton("Encrypt");
103 encryptButton.setFont(buttonFont);
104 encryptButton.setPreferredSize(new Dimension(150, 40));
105 encryptButton.setContentAreaFilled(true);
106 encryptButton.setMargin(new Insets(0, 0, 0, 0));
107 encryptButton.setBorder(BorderFactory.createEtchedBorder());
108
109 bottomButtonPanel.add(encryptButton);
110 mainPanel.add(bottomButtonPanel);
111
112 jf.setContentPane(mainPanel);
113 jf.setVisible(true);
114 }
115
116 private void initLinsteners() {
117 fileChooserButton.addActionListener(new FileChooserListener());
118 genrateKeysButton.addActionListener(new GenerateKeysListener());
119 encryptButton.addActionListener(new EncryptListener());
120 }
121
122 private class FileChooserListener implements ActionListener {
123 @Override
124 public void actionPerformed(ActionEvent e) {
125 JFileChooser jfc = new JFileChooser();
126 jfc.setFileSelectionMode(JFileChooser.FILES_ONLY);
127 jfc.setFileFilter(new FileNameExtensionFilter("Secerty Key Files", "key"));
128 jfc.showDialog(new JLabel(), "选择");
129 File file = jfc.getSelectedFile();
130 if (file.isFile()) {
131 keyFileField.setText(jfc.getSelectedFile().getAbsolutePath());
132 }
133 }
134 }
135
136 private class GenerateKeysListener implements ActionListener {
137 @Override
138 public void actionPerformed(ActionEvent e) {
139
140 }
141 }
142
143 private class EncryptListener implements ActionListener {
144 @Override
145 public void actionPerformed(ActionEvent e) {
146 String password = new String(passwordField.getPassword());
147 if (password == null || password.trim().equals("")) {
148 JOptionPane.showMessageDialog(null, "Please input your password", "Error", JOptionPane.ERROR_MESSAGE);
149 return;
150 }
151 System.out.println("Password======>" + password);
152 String keyFilePath = keyFileField.getText();
153 if (keyFilePath == null || keyFilePath.trim().equals("")) {
154 JOptionPane.showMessageDialog(null, "Please select the key file", "Error", JOptionPane.ERROR_MESSAGE);
155 return;
156 }
157 System.out.println("keyFilePath======>" + keyFilePath);
158 }
159 }
160 }
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