chatpanel.java

JBother是纯Java开发的Jabber(即时消息开源软件)客户端。支持群组聊天

     */
    private class DividerListener implements PropertyChangeListener {
        /**
         *  Description of the Method
         *
         *@param  e  Description of the Parameter
         */
        public void propertyChange(PropertyChangeEvent e) {
            String modifier = "";
            if (Settings.getInstance().getBoolean("useTabbedWindow")) {
                modifier = "tabbed_";
            }

            if (e.getOldValue().toString().equals("-1")) {
                return;
            }

            Settings.getInstance().setProperty(
                    modifier + "conversationWindowDividerLocation",
                    e.getOldValue().toString());
        }
    }

    /**
     *  Gets the ComboBox with all the buddy's resources
     *
     *@return    the ComboBox
     */
    public JComboBox getResourceBox() {
        return resourceBox;
    }


    /**
     *  Updates the JComboBox with the buddy's current resources
     */
    public void updateResources() {
        SwingUtilities.invokeLater(
            new Runnable() {
                public void run() {
                    if (selected == null) {
                        selected = "";
                    }
                    com.valhalla.Logger.debug("updating resources " + buddy.getUser());
                    resourceBox.removeAllItems();
                    resourceBox.addItem(resources.getString("defaultResource"));
                    resourceBox.addItem(resources.getString("allResources"));

                    if (buddy.getUser().indexOf("/") >= 0) {
                        return;
                    }

                    Iterator i = buddy.keySet().iterator();

                    int count = 2;

                    int sel = 0;
                    while (i.hasNext()) {
                        String key = (String) i.next();
                        if (!key.equals("N/A")) {
                            resourceBox.addItem(key);
                            if (key.equals(selected)) {
                                sel = count;
                                com.valhalla.Logger.debug("sel" + selected);
                            }
                            count++;
                        }
                    }

                    if (count == 2) {
                        sel = 0;
                        resourceBox.setEnabled(false);
                    } else if (count == 3) {
                        sel = 2;
                        resourceBox.setEnabled(false);
                    } else {
                        resourceBox.setEnabled(true);
                    }

                    if (selected.equals(resources.getString("allResources"))) {
                        sel = 1;
                    }
                    if (sel > 0 && sel <= resourceBox.getItemCount()) {
                        resourceBox.setSelectedIndex(sel);
                    } else {
                        resourceBox.setSelectedIndex(0);
                    }

                    resourceBox.repaint();
                }
            });
    }


    /**
     *  Adds the various event listeners for the components that are a part of
     *  this frame
     */


    private void addListeners() {

        clearButton.setToolTipText(resources.getString("clear"));
        emoteButton.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    JFrame f = frame;
                    if (f == null) {
                        f = BuddyList.getInstance().getTabFrame();
                    }
                    ConversationFormatter.getInstance().displayEmoticonChooser(f, emoteButton,
                            textEntryArea);
                }
            });

        encryptButton.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e) {

                    if (buddy.isEncrypting()) {
                        buddy.isEncrypting(false);
                        encryptButton.setIcon(Standard.getIcon("images/buttons/ssl_no.png"));
                    } else {
                        buddy.isEncrypting(true);
                        encryptButton.setIcon(Standard.getIcon("images/buttons/ssl_yes.png"));
                    }
                }
            });

        clearButton.addActionListener(
            new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    conversationArea.setText("");
                }
            });

        //if the press enter, send the message
        Action sendMessageAction =
            new AbstractAction() {
                public void actionPerformed(ActionEvent e) {
                    sendHandler(null);
                }
            };

        Action shiftEnterAction =
            new AbstractAction() {
                public void actionPerformed(ActionEvent e) {
                    int pos = textEntryArea.getCaretPosition();
                    if (pos < 0) {
                        pos = 0;
                    }

                    textEntryArea.insert("\n", pos);

                    try {
                        textEntryArea.setCaretPosition(pos + 1);
                    } catch (IllegalArgumentException ex) {
                    }
                }
            };

        Action checkCloseAction =
            new AbstractAction() {
                public void actionPerformed(ActionEvent e) {
                    checkCloseHandler();
                }
            };

        Action closeAction =
            new AbstractAction() {
                public void actionPerformed(ActionEvent e) {
                    closeHandler();
                }
            };

        //set it up so that if there isn't any selected text in the
        // conversation area
        //the textentryarea grabs the focus.
        conversationArea.getTextPane().addMouseListener(new MouseAdapter() {
            public void mouseReleased(MouseEvent e) {
                if (conversationArea.getSelectedText() == null) {
                    textEntryArea.requestFocus();
                }
            }
        });


        conversationArea.getTextPane().addMouseListener(new RightClickListener(popMenu));
        CopyPasteContextMenu.registerComponent(conversationArea.getTextPane());

        textEntryArea.getInputMap()
                .put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0),
                sendMessageAction);
        textEntryArea.getInputMap()
                .put(
                KeyStroke.getKeyStroke(KeyEvent.VK_ENTER,
                java.awt.event.InputEvent.SHIFT_MASK),
                shiftEnterAction);
        textEntryArea.getInputMap().put(
                KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()),
                shiftEnterAction);
        textEntryArea.getInputMap().put(
                KeyStroke.getKeyStroke(KeyEvent.VK_W, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()),
                checkCloseAction);
        textEntryArea.getInputMap().put(
                KeyStroke.getKeyStroke(KeyEvent.VK_K, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()),
                closeAction);
    }



    /**
     *  Gets the textEntryArea attribute of the ChatPanel object
     *
     *@return    The textEntryArea value
     */
    public JTextComponent getTextEntryArea() {
        return textEntryArea;
    }


    /**
     *  Displays a message in the window when the buddy signs off
     */
    public void signedOff() {
        SwingUtilities.invokeLater(
            new Runnable() {
                public void run() {
                    setIsTyping(false);
                    conversationArea.append(getDate(null) + " " + buddy.getName() + " "+
                            resources.getString("signedOff") + "\n",
                            ConversationArea.SERVER);
                }
            });
    }


    /**
     *  Displays a message in the window when a buddy signs on
     */
    public void signedOn() {

        SwingUtilities.invokeLater(
            new Runnable() {
                public void run() {
                    conversationArea.append(getDate(null) + " " + buddy.getName() + " " +
                            resources.getString("signedOn") + "\n",
                            ConversationArea.SERVER);
                }
            });
    }


    /**
     *  Displays a "disconnected" message"
     */
    public void disconnected() {
        conversationArea.append(getDate(null) + " *** " +
                resources.getString("disconnected") + "\n",
                ConversationArea.BLACK, true);

        chats = new Hashtable();
    }


    /**
     *  Description of the Method
     *
     *@param  text  Description of the Parameter
     */
    public void messageEvent(String text) {
         conversationArea.append(getDate(null) + " *** " +
                text + "\n",
                ConversationArea.BLACK, true);
    }


    /**
     *  Receives a message
     *
     *@param  sbj            the message subject
     *@param  body           the message body
     *@param  resource       the resource the message came from if there is one
     *@param  delayInfo      Description of the Parameter
     *@param  date           Description of the Parameter
     *@param  decryptedFlag  Description of the Parameter
     *@param  verifiedFlag   Description of the Parameter
     */
    public void receiveMessage(final String sbj, final String delayInfo,
            final String body, final String resource, final Date date,
            final boolean decryptedFlag, final boolean verifiedFlag) {
        SwingUtilities.invokeLater(
            new Runnable() {
                public void run() {
                    String extraInfo = delayInfo;
                    setIsTyping(false);
                    receiveMessage();

                    JFrame f = frame;
                    if (f == null) {
                        f = BuddyList.getInstance().getTabFrame();
                    }

                    if (f.isFocused() == true) {
//                    SwingUtilities.invokeLater(new Runnable() {
//                         public void run() {
                        buddy.sendNotDisplayedID();
//                         }
//                    });
                    }

                    if (resource != null && buddy.getUser().indexOf("/") < 0 && !resource.equals("")) {
                        int c = 0;
                        selected = resource;
                        boolean select = false;
                        for (int i = 0; i < resourceBox.getModel().getSize(); i++) {
                            if (((String) resourceBox.getModel().getElementAt(i)).equals(resource)) {
                                select = true;
                                break;
                            }
                            c++;
                        }

                        if(select) resourceBox.setSelectedIndex(c);
                    }
                    String newBody = body;

                    String name = buddy.getName();
                    if (name == null) {
                        name = buddy.getUser();
                    }

                    ImageIcon enc = null;
                    ImageIcon sig = null;
                    if (decryptedFlag) {
                        enc = Standard.getIcon("images/encrypted.gif");

                    }
                    if (verifiedFlag) {
                        sig = Standard.getIcon("images/signed.gif");
                    }
                    if (newBody.startsWith("/me ")) {
                        newBody = newBody.replaceAll("^\\/me ", "");
                        conversationArea.append(getDate(date));
                        conversationArea.append(" *" + name, ConversationArea.BLACK, true);
                        conversationArea.append(extraInfo, ConversationArea.BLACK);
                        if( sig != null ) conversationArea.appendIcon(sig);
                        if( enc != null ) conversationArea.appendIcon(enc);
                        conversationArea.append(" " + newBody + "\n", ConversationArea.BLACK);
                    } else {
                        conversationArea.append(getDate(date), ConversationArea.SENDER);
                        conversationArea.append(" " + name, ConversationArea.SENDER, true);
                        conversationArea.append(extraInfo, ConversationArea.BLACK);
                        if( sig != null ) conversationArea.appendIcon(sig);
                        if( enc != null ) conversationArea.appendIcon(enc);
                        conversationArea.append(": " + newBody + "\n", ConversationArea.BLACK);
                    }
                }
            });

    }


    /**
     *  Sends the message in the TextEntryArea
     *
     *@param  allText  Description of the Parameter
     */
    public void sendHandler(String allText) {
        String areaTextComplete;
        final String areaText;
        if (allText != null) {
            areaTextComplete = allText;
        } else {
            areaTextComplete = textEntryArea.getText();
        }

        if (!areaTextComplete.equals("")) {