bscomposemsgwin.java

一款即时通讯软件

        gridBagConstraints.weighty = 0;
        headerPanel.add(subjectLabel, gridBagConstraints);
        
        subjectTextField = new JTextField();
        gridBagConstraints = new GridBagConstraints();
        gridBagConstraints.gridx = 2;
        gridBagConstraints.gridy = 6;
        gridBagConstraints.gridwidth = 2;
        gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
        headerPanel.add(subjectTextField, gridBagConstraints);
        
        /*gridBagConstraints = new GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 7;
        gridBagConstraints.gridwidth = 3;
        gridBagConstraints.weightx = 1;
        gridBagConstraints.weighty = 1;
        gridBagConstraints.fill = GridBagConstraints.BOTH;
        headerPanel.add(msgScrollPane, gridBagConstraints);*/
        
        JSplitPane mainSplitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, 
                                                    headerPanel, msgScrollPane);
        mainSplitPane.setDividerLocation(110);
        //mainSplitPane.setDividerLocation(0.2);
        
        //mainPanel.add(headerPanel, BorderLayout.NORTH);
        //mainPanel.add(msgScrollPane, BorderLayout.CENTER);
        //mainPanel.add(headerPanel, BorderLayout.CENTER);
        mainPanel.add(mainSplitPane, BorderLayout.CENTER);
        mainPanel.add(buttonPanel, BorderLayout.SOUTH);
        
        setLayout(new BorderLayout());
        add(checkBoxesPanel, BorderLayout.NORTH);
        add(mainPanel, BorderLayout.CENTER);
    }
    
    /*protected void initAddDialogs() {
        Enumeration jids = (rosterBean != null)? rosterBean.entries():
                                                 new Vector().elements();
        addJIDDialog = new BSChooseJIDDialog((Frame)mainFrame, "Add recipient JID", jids);
        Iterator groups = (rosterBean != null)? rosterBean.getGroups():
                                                 new TreeSet().iterator();
        addGroupDialog = new BSChooseGroupDialog((Frame)mainFrame, "Add group of recipients", groups);
    }*/
    
    
    /** Sets message subject */
    public void setSubject(String subject) {
        subjectTextField.setText((subject != null)? subject : "");
    }
    
    
    /** Sets message body */
    public void setBody(String body) {
        msgTextArea.setText((body != null)? body : "");
    }
    
    
    /** Adds all jids from jidList as recipients */
    public void addRecipients(Enumeration jidList) {
        DefaultListModel lm = (DefaultListModel)recipientList.getModel();
        // for all from jidList
        while (jidList.hasMoreElements()) {
            JID jid = (JID) jidList.nextElement();
            if (!lm.contains(jid)) {
                lm.addElement(jid);
            }
        }
        recipientList.revalidate();
    }
    
    /** Adds jid as recipient */
    public void addRecipientJID(JID jid) {
        DefaultListModel lm = (DefaultListModel)recipientList.getModel();
        if (!lm.contains(jid)) {
            lm.addElement(jid);
            recipientList.revalidate();
        }
    }
    
    /** Adds group as recipient */
    public void addRecipientGroup(String group) {
        addRecipientGroup(group, false);
    }
    
    /** Adds group as recipient */
    public void addRecipientGroup(String group, boolean onlyOnline) {
        if (rosterBean == null) return;
        Enumeration jidEnum = rosterBean.getJIDsInGroup(group);
        if (onlyOnline) jidEnum = getOnlineJIDs(jidEnum);
        addRecipients(jidEnum);
    }
    
    /** Returns subset of the JIDs which are online; or all of them when 
     * presenceBean not available */
    protected Enumeration getOnlineJIDs(Enumeration jidEnum) {
        if (presenceBean != null && jidEnum != null) {
            Vector onlines = new Vector();
            while (jidEnum.hasMoreElements()) {
                JID jid = (JID) jidEnum.nextElement();
                BSPresenceInfo pi = presenceBean.getResourcePresence(jid);
                if (pi != null && pi.isOnline())
                    onlines.add(jid);
            }
            jidEnum = onlines.elements();
        }
        return jidEnum;
    }
    
    
    /** Returns subset of the RosterItems which are online; or all of them when 
     * presenceBean not available */
    protected Enumeration getOnlineRosterItems(Enumeration riEnum) {
        if (presenceBean != null && riEnum != null) {
            Vector onlines = new Vector();
            while (riEnum.hasMoreElements()) {
                RosterItem ri = (RosterItem) riEnum.nextElement();
                BSPresenceInfo pi = presenceBean.getResourcePresence(ri.getJID());
                if (pi != null && pi.isOnline())
                    onlines.add(ri);
            }
            riEnum = onlines.elements();
        }
        return riEnum;
    }
    
    
    /** Sends message */
    protected void sendMessage() {
        String msg = msgTextArea.getText();
        String subject = subjectTextField.getText();
        // getSelectedValues()
        Enumeration jidEnum = ((DefaultListModel)recipientList.getModel()).elements();
        if (winMan != null)
            ((BSMsgWinManager)winMan).sendMessage(jidEnum, msg, subject);
        
        winMan.closeWindow(this);

        // stores msg to history
        /*History.storeMessage(new JID(BSMainFrame.username, BSMainFrame.server, null),
                             jid, local, null, msg);*/
    }
    
    /** Handles actions from buttons */
    public void actionPerformed(ActionEvent evt) {
        if (evt.getSource() == closeButton) {
            if (winMan != null)
                //winMan.closeTab(this);
                winMan.closeWindow(this);
        }
        else if (evt.getSource() == sendButton) {
            sendMessage();
        }
        else if (evt.getSource() == addJIDButton) {
            Enumeration jids = (rosterBean != null)? rosterBean.entries():
                                                     new Vector().elements();
            BSChooseJIDDialog addJIDDialog 
                = new BSChooseJIDDialog(getUsedFrame(), "Add recipient JID", jids);
            addJIDDialog.show();
            if (addJIDDialog.jid != null)
                addRecipientJID(addJIDDialog.jid);
        }
        else if (evt.getSource() == addOnlineJIDButton) {
            Enumeration jids = (rosterBean != null)? rosterBean.entries():
                                                     new Vector().elements();
            jids = getOnlineRosterItems(jids);
            BSChooseJIDDialog addJIDDialog 
                = new BSChooseJIDDialog(getUsedFrame(), "Add recipient JID", jids);
            addJIDDialog.show();
            if (addJIDDialog.jid != null)
                addRecipientJID(addJIDDialog.jid);
        }
        else if (evt.getSource() == addGroupButton) {
            Iterator groups = (rosterBean != null)? rosterBean.getGroups():
                                                    new TreeSet().iterator();
            BSChooseGroupDialog addGroupDialog
                = new BSChooseGroupDialog(getUsedFrame(), "Add group of recipients", groups, false);
            addGroupDialog.show();
            if (addGroupDialog.group != null)
                addRecipientGroup(addGroupDialog.group, addGroupDialog.onlyOnline);
        }
        else if (evt.getSource() == removeJIDsButton) {
            DefaultListModel lm = (DefaultListModel) recipientList.getModel();
            Object[] delJids = recipientList.getSelectedValues();
            for (int i=0; i<delJids.length; i++)
                lm.removeElement(delJids[i]);
            recipientList.clearSelection();
            recipientList.revalidate();
        }
        else if (evt.getSource() == dockButton) {
            if (winMan != null) {
                winMan.setWindowDocked(this, !docked, true);
                Icon icon = new ImageIcon(ClassLoader.getSystemResource(!docked?
                                "images/dock.gif" : "images/float.gif"));
                dockButton.setIcon(icon);
                dockButton.setToolTipText(docked? "Float" : "Dock");
                winMan.selectWindow(this);
            }
        }
    }
    
    protected Frame getUsedFrame() {
        return docked? ((BSMsgWinManager)winMan).mainFrame : frame;
    }
    
    public void cancelListening() { }
    
}