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1 package de.java2html.gui;
2
3 import java.awt.GridBagConstraints  ;
4 import java.awt.GridBagLayout ;
5 import java.awt.Insets ;
6 import java.awt.event.ItemEvent ;
7 import java.awt.event.ItemListener ;
8 import java.util.ArrayList ;
9 import java.util.Iterator ;
10 import java.util.List ;
11
12 import javax.swing.JCheckBox ;
13 import javax.swing.JComboBox ;
14 import javax.swing.JComponent ;
15 import javax.swing.JLabel ;
16 import javax.swing.JPanel ;
17 import javax.swing.JSpinner ;
18 import javax.swing.SpinnerNumberModel ;
19 import javax.swing.event.ChangeEvent ;
20 import javax.swing.event.ChangeListener ;
21
22 import de.java2html.JavaSourceConversionSettings;
23 import de.java2html.converter.IJavaSourceConverter;
24 import de.java2html.converter.JavaSourceConverterProvider;
25 import de.java2html.options.HorizontalAlignment;
26 import de.java2html.options.JavaSourceConversionOptions;
27 import de.java2html.options.JavaSourceStyleTable;
28
29 public class Java2HtmlOptionsPanel {
30 private final static JavaSourceStyleTable[] styles = JavaSourceStyleTable.getPredefinedTables();
31 private final static HorizontalAlignment[] alignments = new HorizontalAlignment[]{
32 HorizontalAlignment.LEFT,
33 HorizontalAlignment.CENTER,
34 HorizontalAlignment.RIGHT };
35
36 private final SpinnerNumberModel tabModel = new SpinnerNumberModel (2, 0, 16, 1);
37
38 private final JSpinner chTab;
39 private final JComboBox chTarget;
40 private final JComboBox chStyle;
41 private final JComboBox chAlignment;
42 private final JCheckBox cbShowLineNumbers;
43 private final JCheckBox cbShowTableBorder;
44 private final List listeners = new ArrayList ();
45
46 private final JComponent content;
47
48 public Java2HtmlOptionsPanel() {
49 chTab = new JSpinner (tabModel);
50 ItemListener itemListener = new ItemListener () {
51 public void itemStateChanged(ItemEvent e) {
52 fireStateChanged();
53 }
54 };
55 tabModel.addChangeListener(new ChangeListener () {
56 public void stateChanged(ChangeEvent e) {
57 fireStateChanged();
58 }
59 });
60
61 chTarget = new JComboBox (JavaSourceConverterProvider.getAllConverters());
62 chTarget.setRenderer(new AbstractSimpleListCellRenderer() {
63 protected String getLabel(Object value) {
64 IJavaSourceConverter converter = (IJavaSourceConverter) value;
65 return converter.getMetaData().getPrintName();
66 }
67 });
68 chTarget.addItemListener(itemListener);
69
70 chStyle = new JComboBox (styles);
71 chStyle.setRenderer(new AbstractSimpleListCellRenderer() {
72 protected String getLabel(Object value) {
73 JavaSourceStyleTable table = (JavaSourceStyleTable) value;
74 return table.getName();
75 }
76 });
77 chStyle.addItemListener(itemListener);
78
79 chAlignment = new JComboBox (alignments);
80 chAlignment.setRenderer(new AbstractSimpleListCellRenderer() {
81 protected String getLabel(Object value) {
82 HorizontalAlignment alignment = (HorizontalAlignment) value;
83 return alignment.getName();
84 }
85 });
86 chAlignment.addItemListener(itemListener);
87
88 cbShowLineNumbers = new JCheckBox ("Line numbers", true);
89 cbShowLineNumbers.addItemListener(itemListener);
90
91 cbShowTableBorder = new JCheckBox ("Table border", true);
92 cbShowTableBorder.addItemListener(itemListener);
93
94 JPanel panel = new JPanel (new GridBagLayout ());
95 final GridBagConstraints leftColumnConstraints = new GridBagConstraints ();
96 leftColumnConstraints.insets = new Insets (2, 2, 2, 2);
97 leftColumnConstraints.gridx = 0;
98 leftColumnConstraints.anchor = GridBagConstraints.EAST;
99
100 final GridBagConstraints rightColumnConstraints = new GridBagConstraints ();
101 rightColumnConstraints.insets = new Insets (2, 2, 2, 2);
102 rightColumnConstraints.gridx = 1;
103 rightColumnConstraints.fill = GridBagConstraints.NONE;
104 rightColumnConstraints.anchor = GridBagConstraints.WEST;
105
106 final GridBagConstraints twoColumnConstraints = new GridBagConstraints ();
107 twoColumnConstraints.insets = new Insets (2, 2, 2, 2);
108 twoColumnConstraints.gridx = 0;
109 twoColumnConstraints.gridwidth = 2;
110 twoColumnConstraints.anchor = GridBagConstraints.WEST;
111
112 panel.add(new JLabel ("Target:"), leftColumnConstraints);
113 panel.add(chTarget, rightColumnConstraints);
114 panel.add(new JLabel ("Style:"), leftColumnConstraints);
115 panel.add(chStyle, rightColumnConstraints);
116 panel.add(new JLabel ("Tab-space:"), leftColumnConstraints);
117 panel.add(chTab, rightColumnConstraints);
118 panel.add(new JLabel ("Alignment:"), leftColumnConstraints);
119 panel.add(chAlignment, rightColumnConstraints);
120 panel.add(cbShowLineNumbers, twoColumnConstraints);
121 panel.add(cbShowTableBorder, twoColumnConstraints);
122
123 this.content = panel;
124
125 initDefaultOptions();
126 }
127
128 public JComponent getContent() {
129 return content;
130 }
131
132 private void initDefaultOptions() {
133 JavaSourceConversionOptions options = JavaSourceConversionOptions.getDefault();
134 tabModel.setValue(new Integer (options.getTabSize()));
135
136 chStyle.setSelectedItem(options.getStyleTable());
137 cbShowLineNumbers.setSelected(options.isShowLineNumbers());
138 cbShowTableBorder.setSelected(options.isShowTableBorder());
139 chAlignment.setSelectedItem(options.getHorizontalAlignment());
140 }
141
142 public JavaSourceConversionSettings getConversionSettings() {
143 final IJavaSourceConverter selectedConverter = JavaSourceConverterProvider.getAllConverters()[chTarget
144 .getSelectedIndex()];
145 String converterName = selectedConverter.getMetaData().getName();
146 return new JavaSourceConversionSettings(getConversionOptions(), converterName);
147 }
148
149 private JavaSourceConversionOptions getConversionOptions() {
150 JavaSourceConversionOptions options = JavaSourceConversionOptions.getDefault();
151 int tabs = tabModel.getNumber().intValue();
152 options.setTabSize(tabs);
153 options.setStyleTable(styles[chStyle.getSelectedIndex()]);
154 options.setShowLineNumbers(cbShowLineNumbers.isSelected());
155 options.setShowTableBorder(cbShowTableBorder.isSelected());
156 options.setHorizontalAlignment(alignments[chAlignment.getSelectedIndex()]);
157 return options;
158 }
159
160 public synchronized void addChangeListener(ChangeListener listener) {
161 listeners.add(listener);
162 }
163
164 public synchronized void removeChangeListener(ChangeListener listener) {
165 listeners.remove(listener);
166 }
167
168 private synchronized void fireStateChanged() {
169 ChangeEvent event = new ChangeEvent (this);
170 for (Iterator iter = new ArrayList (listeners).iterator(); iter.hasNext();) {
171 ChangeListener listener = (ChangeListener ) iter.next();
172 listener.stateChanged(event);
173 }
174 }
175 } |
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