appearancepreferencespanel.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

        String[] userThemes = new String[0];

        if (!path.isDirectory() && !path.mkdirs()) {
            com.valhalla.Logger
                    .debug("Could not create user defined settings directories.");
        } else {
            userThemes = path.list();
            for (int i = 0; i < userThemes.length; i++) {
                if (!current.equals(userThemes[i])) {
                    box.addItem(userThemes[i]);
                }
            }
        }

        // default themes in the jar
        InputStream stream = getClass().getClassLoader().getResourceAsStream(
                "imagethemes/statusicons/index.dat");
        if (stream == null) {
            com.valhalla.Logger.debug("Bad status theme file.");
            return box;
        }

        InputStreamReader in = new InputStreamReader(stream);
        BufferedReader reader = new BufferedReader(in);
        String line;
        try {
            while ((line = reader.readLine()) != null) {
                boolean userTheme = false;
                for (int i = 0; i < userThemes.length; i++) {
                    if (line.equals(userThemes[i])) {
                        userTheme = true;
                        break;
                    }
                }
                if (!userTheme && !line.equals(current)) {
                    box.addItem(line);
                }
            }
        } catch (IOException e) {
        }

        return box;
    }

    /**
     * Gets a list of emoticon themes
     *
     * @return The emoticonThemes value
     */
    private JComboBox getEmoticonThemes() {
        JComboBox box = new JComboBox();
        String current = Settings.getInstance().getProperty("emoticonTheme");
        if (current == null) {
            current = "default";
        }
        box.addItem(current);

        // default themes in the jar
        InputStream stream = getClass().getClassLoader().getResourceAsStream(
                "imagethemes/emoticons/index.dat");
        if (stream == null) {
            com.valhalla.Logger.debug("Bad emoticon theme file.");
            return box;
        }

        InputStreamReader in = new InputStreamReader(stream);
        BufferedReader reader = new BufferedReader(in);
        String line;
        try {
            while ((line = reader.readLine()) != null) {
                if (!line.equals(current)) {
                    box.addItem(line);
                }
            }
        } catch (IOException e) {
        }

        return box;
    }

    /**
     * Gets the String representation of a font
     *
     * @param font
     *            Description of the Parameter
     * @return the string representation of a font
     */
    private String getEncodedFontName(Font font) {
        String fontString = font.getName() + "-";

        if (font.isPlain()) {
            fontString += "PLAIN";
        }
        if (font.isBold()) {
            fontString += "BOLD";
        }
        if (font.isItalic()) {
            fontString += "ITALIC";
        }
        fontString += "-" + font.getSize();

        return fontString;
    }

    /**
     * Gets temporary settings
     *
     * @return temporary settings
     */
    public TempSettings getSettings() {
        TempSettings tempSettings = new TempSettings();

        if (lookAndFeel.getSelectedIndex() != current) {
            //Standard.noticeMessage( prefs, resources.getString( "themeLabel"
            // ),
            //	resources.getString( "themeSettingsApplied" ) );

            String laf = lfs[lookAndFeel.getSelectedIndex()].getClassName();

            JBotherLoader.loadLAF(laf);
            tempSettings.setProperty("lookAndFeel", laf);

            current = lookAndFeel.getSelectedIndex();
        }

        tempSettings.setProperty("messageWindowFont",
                getEncodedFontName(messageFontButton.getFont()));
        // update all open conversation areas
        Hashtable buddyStatuses = BuddyList.getInstance().getBuddyStatuses();
        if (buddyStatuses != null) {
            Iterator i = buddyStatuses.keySet().iterator();

            while (i.hasNext()) {
                BuddyStatus buddy = BuddyList.getInstance().getBuddyStatus(
                        (String) i.next());
                if (buddy.getConversation() != null) {
                    buddy.getConversation().updateStyle(
                            messageFontButton.getFont());
                }
            }
        }

        if (BuddyList.getInstance().getTabFrame() != null) {
            BuddyList.getInstance().getTabFrame().updateStyles(
                    messageFontButton.getFont());
        }

        tempSettings.setProperty("applicationFont",
                getEncodedFontName(appFontButton.getFont()));
        updateApplicationFonts(appFontButton.getFont(), prefs);

        String selectedStatus = (String) statusTheme.getItemAt(statusTheme
                .getSelectedIndex());
        tempSettings.setProperty("statusTheme", selectedStatus);
        tempSettings.setProperty("emoticonTheme", (String) emoticonTheme
                .getItemAt(emoticonTheme.getSelectedIndex()));

        BuddyList.getInstance().getBuddyListTree().repaint();
        if (BuddyList.getInstance().getTabFrame() != null) {
            BuddyList.getInstance().getTabFrame().repaint();
        }
        BuddyList.getInstance().updateButtons();

        Emoticons.getInstance().switchTheme(
                tempSettings.getProperty("emoticonTheme"));

        return tempSettings;
    }

    /**
     * Updates all the fonts in the application
     *
     * @param font
     *            the font to update to
     * @param prefs
     *            Description of the Parameter
     */
    public static void updateApplicationFonts(Font font, PreferencesDialog prefs) {
        com.valhalla.jbother.JBotherLoader.setupFont(font);
        updateAllUIs();

        if (prefs != null) {
            updateComponentTreeUI0(prefs.getTree());
            Iterator i = prefs.getPanels().keySet().iterator();
            while (i.hasNext()) {
                updateComponentTreeUI0((Component) prefs.getPanels().get(
                        i.next()));
            }

            i = PreferencesDialog.getPluginPanels().keySet().iterator();
            while (i.hasNext()) {
                updateComponentTreeUI0((Component) prefs.getPanels().get(
                        i.next()));
            }
        }
    }

    /**
     * Method to attempt a dynamic update for any GUI accessible by this JVM. It
     * will filter through all frames and sub-components of the frames.
     */
    public static void updateAllUIs() {
        CopyPasteContextMenu.newInstance();
        Frame frames[];
        int i1;
        frames = Frame.getFrames();
        i1 = 0;

        for (int i = 0; i < frames.length; i++) {
            updateWindowUI(frames[i]);
        }
    }

    /**
     * Method to attempt a dynamic update for all components of the given
     * <code>Window</code>.
     *
     * @param window
     *            The <code>Window</code> for which the look and feel update
     *            has to be performed against.
     */
    public static void updateWindowUI(Window window) {
        try {
            updateComponentTreeUI(window);
        } catch (Exception exception) {
        }

        Window windows[] = window.getOwnedWindows();

        for (int i = 0; i < windows.length; i++) {
            updateWindowUI(windows[i]);
        }
    }

    /**
     * A simple minded look and feel change: ask each node in the tree to
     * <code>updateUI()</code>-- that is, to initialize its UI property with
     * the current look and feel. Based on the Sun
     * SwingUtilities.updateComponentTreeUI, but ensures that the update happens
     * on the components of a JToolbar before the JToolbar itself.
     *
     * @param c
     *            Description of the Parameter
     */
    public static void updateComponentTreeUI(Component c) {
        updateComponentTreeUI0(c);
        c.invalidate();
        c.validate();
        c.repaint();
    }

    /**
     * Description of the Method
     *
     * @param c
     *            Description of the Parameter
     */
    private static void updateComponentTreeUI0(Component c) {

        Component[] children = null;

        if (c instanceof JToolBar) {
            children = ((JToolBar) c).getComponents();

            if (children != null) {
                for (int i = 0; i < children.length; i++) {
                    updateComponentTreeUI0(children[i]);
                }
            }

            ((JComponent) c).updateUI();
        } else {
            if (c instanceof JComponent) {
                ((JComponent) c).updateUI();
            }

            if (c instanceof JMenu) {
                children = ((JMenu) c).getMenuComponents();
            } else if (c instanceof Container) {
                children = ((Container) c).getComponents();
            }

            if (children != null) {
                for (int i = 0; i < children.length; i++) {
                    updateComponentTreeUI0(children[i]);
                }
            }
        }
    }
}