|
1
7 package org.enhydra.base.tool;
8
9 import java.awt.event.ActionEvent  ;
10 import java.awt.event.ActionListener ;
11 import java.io.File ;
12
13 import javax.swing.JPanel ;
14
15 import javax.swing.AbstractAction ;
16 import javax.swing.JFileChooser ;
17 import javax.swing.JLabel ;
18 import javax.swing.JOptionPane ;
19 import javax.swing.JTextField ;
20 import javax.swing.JButton ;
21
22
28 public class JavaConfigurationPanel extends JPanel {
29
30 private JLabel jLabel = null;
31
32 private JLabel jLabel1 = null;
33
34 private JTextField javaPathText = null;
35
36 private JButton browseButton = null;
37
38
41 public JavaConfigurationPanel() {
42 super();
43 initialize();
44 }
45
46
51 private void initialize() {
52 jLabel1 = new JLabel ();
53 jLabel = new JLabel ();
54 this.setPreferredSize(new java.awt.Dimension (300, 150));
55 this.setSize(300, 150);
56 jLabel.setText("");
57 jLabel.setPreferredSize(new java.awt.Dimension (300, 40));
58 jLabel1.setText("Path To JAVA_HOME Directory:");
59 jLabel1.setPreferredSize(new java.awt.Dimension (280, 16));
60 this.add(jLabel, null);
61 this.add(jLabel1, null);
62 this.add(getJavaPathText(), null);
63 this.add(getBrowseButton(), null);
64 }
65
66
71 private JTextField getJavaPathText() {
72 if (javaPathText == null) {
73 javaPathText = new JTextField ();
74 javaPathText.setName("javaPathText");
75 javaPathText.setPreferredSize(new java.awt.Dimension (200, 20));
76 }
77 return javaPathText;
78 }
79
80
85 private JButton getBrowseButton() {
86 if (browseButton == null) {
87 browseButton = new JButton ();
88 browseButton.setName("browseButton");
89 browseButton.setText("Browse");
90 browseButton.setPreferredSize(new java.awt.Dimension (80, 26));
91 browseButton.addActionListener(new CustomActionListener());
92 }
93 return browseButton;
94 }
95
96 public void setJavaPath(String path) {
97 getJavaPathText().setText(path);
98 }
99
100 public String getJavaPath() {
101 return getJavaPathText().getText();
102 }
103
104 public boolean checkEntries() {
105 boolean valid = true;
106 File javaExecutable = null;
107 if ('/' == File.separatorChar) {
108 javaExecutable = new File (getJavaPathText().getText() + File.separator
109 + "bin" + File.separator + "java");
110 } else {
111 javaExecutable = new File (getJavaPathText().getText() + File.separator
112 + "bin" + File.separator + "java.exe");
113 }
114 if (!javaExecutable.exists()) {
115 displayErrorMessage("Path To JAVA_HOME Directory");
116 valid = false;
117 }
118 return valid;
119 }
120
121 private void displayErrorMessage(String field) {
122 JOptionPane.showMessageDialog(null, "Check '" + field
123 + "' Field Setting!",
124 "Enhydra Configuration Tool - Houston, we have a problem!",
125 JOptionPane.ERROR_MESSAGE);
126 }
127
128 private class CustomAction extends AbstractAction {
129 public void actionPerformed(ActionEvent ae) {
130 String command = ae.getActionCommand();
131 if ("Browse".equals(command)) {
132 JFileChooser chooser = new JFileChooser ();
133 chooser.setDialogTitle("Choose Enhydra Base Path!!!");
134 chooser.setFileSelectionMode(chooser.DIRECTORIES_ONLY);
135 int returnVal = chooser.showOpenDialog(null);
136 if (returnVal == JFileChooser.APPROVE_OPTION) {
137 javaPathText.setText(chooser.getSelectedFile()
138 .getAbsolutePath());
139 }
140 }
141 }
142 }
143
144 private class CustomActionListener implements ActionListener {
145
146 protected AbstractAction action;
147
148 public CustomActionListener() {
149 action = new CustomAction();
150 }
151
152 public void actionPerformed(ActionEvent e) {
153 action.actionPerformed(e);
154 }
155 }
156 } |
Popular Tags |
Java API By Example, From Geeks To Geeks.