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1 package org.columba.mail.gui.message;
18
19 import java.awt.BorderLayout  ;
20 import java.awt.Color ;
21 import java.awt.event.ComponentEvent ;
22 import java.awt.event.ComponentListener ;
23
24 import javax.swing.BorderFactory ;
25 import javax.swing.JComponent ;
26 import javax.swing.JPanel ;
27 import javax.swing.UIManager ;
28 import javax.swing.border.Border ;
29 import javax.swing.border.LineBorder ;
30 import javax.swing.event.EventListenerList ;
31
32 import org.columba.core.charset.CharsetEvent;
33 import org.columba.core.charset.CharsetListener;
34 import org.columba.core.charset.CharsetOwnerInterface;
35 import org.columba.core.command.CommandCancelledException;
36 import org.columba.core.command.CommandProcessor;
37 import org.columba.core.gui.menu.ExtendablePopupMenu;
38 import org.columba.core.xml.XmlElement;
39 import org.columba.mail.command.IMailFolderCommandReference;
40 import org.columba.mail.command.MailFolderCommandReference;
41 import org.columba.mail.config.MailConfig;
42 import org.columba.mail.folder.IMailbox;
43 import org.columba.mail.gui.frame.MailFrameMediator;
44 import org.columba.mail.gui.message.command.ViewMessageCommand;
45 import org.columba.mail.gui.message.filter.PGPMessageFilter;
46 import org.columba.mail.gui.message.viewer.HeaderViewer;
47 import org.columba.mail.gui.message.viewer.MessageBorder;
48 import org.columba.mail.gui.message.viewer.SecurityStatusViewer;
49 import org.columba.mail.gui.message.viewer.SpamStatusViewer;
50 import org.columba.mail.gui.message.viewer.TextViewer;
51 import org.columba.ristretto.message.MimePart;
52 import org.columba.ristretto.message.MimeTree;
53 import org.columba.ristretto.message.MimeType;
54
55
59 public class MessageController extends JPanel implements CharsetListener,
60 IMessageController {
61
62 private MailFrameMediator frameController;
63
64 private SecurityStatusViewer securityStatusViewer;
65
66 private TextViewer bodytextViewer;
67
68 private SpamStatusViewer spamStatusViewer;
69
70 private HeaderViewer headerController;
71
72 private PGPMessageFilter pgpFilter;
73
74 private ExtendablePopupMenu menu;
75
76 private IMailbox folder;
77
78 private Object uid;
79
80 protected EventListenerList listenerList = new EventListenerList ();
81
82 public MessageController(MailFrameMediator frameMediator) {
83 this.frameController = frameMediator;
84
85 Border outterBorder = BorderFactory.createCompoundBorder(BorderFactory
86 .createEmptyBorder(5, 5, 5, 5), new MessageBorder(
87 Color.LIGHT_GRAY, 1, true));
88 Border innerBorder = BorderFactory.createCompoundBorder(outterBorder,
89 new LineBorder (Color.WHITE, 5, true));
90
91 setBorder(innerBorder);
92
93 initComponents();
94
95 layoutComponents();
96
97 ((CharsetOwnerInterface) getFrameController()).addCharsetListener(this);
98
99 addComponentListener(new ComponentListener () {
100
101 public void componentHidden(ComponentEvent e) {
102 }
103
104 public void componentMoved(ComponentEvent e) {
105 }
106
107 public void componentResized(ComponentEvent e) {
108 try {
109 if (getSelectedMessageId() != null) {
110 updateGUI();
111 repaint();
112 }
113
114 } catch (Exception e1) {
115 e1.printStackTrace();
116 }
117 }
118
119 public void componentShown(ComponentEvent e) {
120 }
121
122 });
123 }
124
125 private void initComponents() {
126 spamStatusViewer = new SpamStatusViewer(this);
127 bodytextViewer = new TextViewer(this);
128 securityStatusViewer = new SecurityStatusViewer();
129 headerController = new HeaderViewer(this, securityStatusViewer,
130 spamStatusViewer);
131
132 pgpFilter = new PGPMessageFilter(getFrameController(), this);
133 pgpFilter.addSecurityStatusListener(securityStatusViewer);
134
135 }
136
137 private void layoutComponents() {
138
139 Color backgroundColor = UIManager.getColor("TextField.background");
140
141 setLayout(new BorderLayout ());
142
143 JPanel top = new JPanel ();
144 top.setBackground(backgroundColor);
145 top.setLayout(new BorderLayout ());
146
147 if (spamStatusViewer.isVisible())
148 top.add(spamStatusViewer.getView(), BorderLayout.NORTH);
149
150 top.add(headerController, BorderLayout.CENTER);
151
152 add(top, BorderLayout.NORTH);
153
154
159 JComponent c = bodytextViewer.getView();
160 c.setBorder(BorderFactory.createEmptyBorder(5, 0, 0, 0));
161 c.setBackground(backgroundColor);
162
164 add(c, BorderLayout.CENTER);
165 }
166
167 public void clear() {
168
170 }
171
172
180 public IMailFolderCommandReference filterMessage(IMailbox folder, Object uid)
181 throws Exception {
182 return pgpFilter.filter(folder, uid);
183 }
184
185
190 public MailFrameMediator getFrameController() {
191 return frameController;
192 }
193
194
198 public void charsetChanged(CharsetEvent e) {
199 CommandProcessor.getInstance().addOp(
200 new ViewMessageCommand(getFrameController(),
201 ((MailFrameMediator) getFrameController())
202 .getTableSelection()));
203 }
204
205
206
207
217 public void showMessage(IMailbox folder, Object uid) throws Exception {
218 this.folder = folder;
219 this.uid = uid;
220
221 IMailFolderCommandReference newRefs = filterMessage(folder, uid);
223
224 if (newRefs != null) {
226 folder = (IMailbox) newRefs.getSourceFolder();
227 uid = newRefs.getUids()[0];
228 }
229
230 MimeTree mimePartTree = folder.getMimePartTree(uid);
231 if (mimePartTree == null)
232 throw new CommandCancelledException(
233 "Message does not exist anymore.");
234
235 MimePart mp = chooseBodyPart(mimePartTree);
236 if (mp != null)
237 bodytextViewer.view(folder, uid, mp.getAddress(), this
238 .getFrameController());
239
240 spamStatusViewer.view(folder, uid, this.getFrameController());
241 securityStatusViewer.view(folder, uid, this.getFrameController());
242
243 headerController.view(folder, uid, this.getFrameController());
244
245 fireMessageSelectionChangedEvent(folder, uid.toString());
247 }
248
249
256 public void updateGUI() throws Exception {
257
258 bodytextViewer.updateGUI();
259
260 spamStatusViewer.updateGUI();
261 securityStatusViewer.updateGUI();
262
263 headerController.updateGUI();
264
265 }
266
267
270 public IMailFolderCommandReference getSelectedReference() {
271 return new MailFolderCommandReference(folder, new Object [] { uid });
272 }
273
274 public JComponent getView() {
275 return this;
276 }
277
278
281 public String getSelectedText() {
282 return bodytextViewer.getSelectedText();
283 }
284
285
288 public String getText() {
289 return bodytextViewer.getText();
290 }
291
292 public IMailbox getSelectedFolder() {
293 return folder;
294 }
295
296 public Object getSelectedMessageId() {
297 return uid;
298 }
299
300 private MimePart chooseBodyPart(MimeTree mimePartTree) {
301 MimePart bodyPart = null;
302
303 XmlElement html = MailConfig.getInstance().getMainFrameOptionsConfig()
304 .getRoot().getElement("/options/html");
305
306
309 if ((Boolean.valueOf(html.getAttribute("prefer")).booleanValue())
311 && hasHtmlPart(mimePartTree.getRootMimeNode())) {
312 bodyPart = mimePartTree.getFirstTextPart("html");
313 } else {
314 bodyPart = mimePartTree.getFirstTextPart("plain");
315 }
316
317 return bodyPart;
318
319 }
320
321 private boolean hasHtmlPart(MimePart mimeTypes) {
322
323 if (mimeTypes.getHeader().getMimeType().equals(
324 new MimeType("text", "plain")))
325 return true;
327 java.util.List children = mimeTypes.getChilds();
328
329 for (int i = 0; i < children.size(); i++) {
330 if (hasHtmlPart(mimeTypes.getChild(i)))
331 return true;
332 }
333
334 return false;
335
336 }
337
338
341 public void setCaretPosition(int position) {
342 bodytextViewer.setCaretPosition(position);
343 }
344
345
348 public void moveCaretPosition(int position) {
349 bodytextViewer.moveCaretPosition(position);
350 }
351
352 public void addMessageSelectionListener(IMessageSelectionListener l) {
353 listenerList.add(IMessageSelectionListener.class, l);
354 }
355
356 public void removeMessageSelectionListener(IMessageSelectionListener l) {
357 listenerList.remove(IMessageSelectionListener.class, l);
358 }
359
360 protected void fireMessageSelectionChangedEvent(IMailbox folder, String messageId) {
361
362 IMessageSelectionEvent e = new MessageSelectionEvent(this, folder, messageId);
363 Object [] listeners = listenerList.getListenerList();
365
366 for (int i = listeners.length - 2; i >= 0; i -= 2) {
369 if (listeners[i] == IMessageSelectionListener.class) {
370 ((IMessageSelectionListener) listeners[i + 1]).selectionChanged(e);
371 }
372 }
373 }
374
375 } |
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