synthparser.java

Mobile 应用程序使用 Java Micro Edition (Java ME) 平台

        }
        register(id, color);
        if (_stateInfo != null && _colorTypes.size() > 0) {
            Color[] colors = _stateInfo.getColors();
            int max = 0;
            for (int counter = _colorTypes.size() - 1; counter >= 0;
                     counter--) {
                max = Math.max(max, ((ColorType)_colorTypes.get(counter)).
                               getID());
            }
            if (colors == null || colors.length <= max) {
                Color[] newColors = new Color[max + 1];
                if (colors != null) {
                    System.arraycopy(colors, 0, newColors, 0, colors.length);
                }
                colors = newColors;
            }
            for (int counter = _colorTypes.size() - 1; counter >= 0;
                     counter--) {
                colors[((ColorType)_colorTypes.get(counter)).getID()] = color;
            }
            _stateInfo.setColors(colors);
        }
    }

    private void startProperty(AttributeList attributes,
                               Object property) throws SAXException {
        Object value = null;
        Object key = null;
        // Type of the value: 0=idref, 1=boolean, 2=dimension, 3=insets,
        // 4=integer,5=string
        int iType = 0;
        String aValue = null;

        for(int i = attributes.getLength() - 1; i >= 0; i--) {
            String aName = attributes.getName(i);
            if (aName.equals(ATTRIBUTE_TYPE)) {
                String type = attributes.getValue(i).toUpperCase();
                if (type.equals("IDREF")) {
                    iType = 0;
                }
                else if (type.equals("BOOLEAN")) {
                    iType = 1;
                }
                else if (type.equals("DIMENSION")) {
                    iType = 2;
                }
                else if (type.equals("INSETS")) {
                    iType = 3;
                }
                else if (type.equals("INTEGER")) {
                    iType = 4;
                }
                else if (type.equals("STRING")) {
                    iType = 5;
                }
                else {
                    throw new SAXException(property + " unknown type, use" +
                        "idref, boolean, dimension, insets or integer");
                }
            }
            else if (aName.equals(ATTRIBUTE_VALUE)) {
                aValue = attributes.getValue(i);
            }
            else if (aName.equals(ATTRIBUTE_KEY)) {
                key = attributes.getValue(i);
            }
        }
        if (aValue != null) {
            switch (iType) {
            case 0: // idref
                value = lookup(aValue, Object.class);
                break;
            case 1: // boolean
                if (aValue.toUpperCase().equals("TRUE")) {
                    value = Boolean.TRUE;
                }
                else {
                    value = Boolean.FALSE;
                }
                break;
            case 2: // dimension
                StringTokenizer tok = new StringTokenizer(aValue);
                value = new DimensionUIResource(
                    nextInt(tok, "Invalid dimension"),
                    nextInt(tok, "Invalid dimension"));
                break;
            case 3: // insets
                value = parseInsets(aValue, property + " invalid insets");
                break;
            case 4: // integer
                try {
                    value = new Integer(Integer.parseInt(aValue));
                } catch (NumberFormatException nfe) {
                    throw new SAXException(property + " invalid value");
                }
                break;
            case 5: //string
                value = aValue;
                break;
            }
        }
        if (value == null || key == null) {
            throw new SAXException(property + ": you must supply a " +
                                   "key and value");
        }
        if (property == ELEMENT_DEFAULTS_PROPERTY) {
            _defaultsMap.put(key, value);
        }
        else if (_stateInfo != null) {
            if (_stateInfo.getData() == null) {
                _stateInfo.setData(new HashMap());
            }
            _stateInfo.getData().put(key, value);
        }
        else if (_style != null) {
            if (_style.getData() == null) {
                _style.setData(new HashMap());
            }
            _style.getData().put(key, value);
        }
    }

    private void startGraphics(AttributeList attributes) throws SAXException {
        SynthGraphicsUtils graphics = null;

        for(int i = attributes.getLength() - 1; i >= 0; i--) {
            String key = attributes.getName(i);
            if (key.equals(ATTRIBUTE_IDREF)) {
                graphics = (SynthGraphicsUtils)lookup(attributes.getValue(i),
                                                 SynthGraphicsUtils.class);
            }
        }
        if (graphics == null) {
            throw new SAXException("graphicsUtils: you must supply an idref");
        }
        if (_style != null) {
            _style.setGraphicsUtils(graphics);
        }
    }

    private void startInsets(AttributeList attributes) throws SAXException {
        int top = 0;
        int bottom = 0;
        int left = 0;
        int right = 0;
        Insets insets = null;
        String id = null;

        for(int i = attributes.getLength() - 1; i >= 0; i--) {
            String key = attributes.getName(i);

            try {
                if (key.equals(ATTRIBUTE_IDREF)) {
                    insets = (Insets)lookup(attributes.getValue(i),
                                                   Insets.class);
                }
                else if (key.equals(ATTRIBUTE_ID)) {
                    id = attributes.getValue(i);
                }
                else if (key.equals(ATTRIBUTE_TOP)) {
                    top = Integer.parseInt(attributes.getValue(i));
                }
                else if (key.equals(ATTRIBUTE_LEFT)) {
                    left = Integer.parseInt(attributes.getValue(i));
                }
                else if (key.equals(ATTRIBUTE_BOTTOM)) {
                    bottom = Integer.parseInt(attributes.getValue(i));
                }
                else if (key.equals(ATTRIBUTE_RIGHT)) {
                    right = Integer.parseInt(attributes.getValue(i));
                }
            } catch (NumberFormatException nfe) {
                throw new SAXException("insets: bad integer value for " +
                                       attributes.getValue(i));
            }
        }
        if (insets == null) {
            insets = new InsetsUIResource(top, left, bottom, right);
        }
        register(id, insets);
        if (_style != null) {
            _style.setInsets(insets);
        }
    }

    private void startBind(AttributeList attributes) throws SAXException {
        ParsedSynthStyle style = null;
        String path = null;
        int type = -1;

        for(int i = attributes.getLength() - 1; i >= 0; i--) {
            String key = attributes.getName(i);

            if (key.equals(ATTRIBUTE_STYLE)) {
                style = (ParsedSynthStyle)lookup(attributes.getValue(i),
                                                  ParsedSynthStyle.class);
            }
            else if (key.equals(ATTRIBUTE_TYPE)) {
                String typeS = attributes.getValue(i).toUpperCase();

                if (typeS.equals("NAME")) {
                    type = DefaultSynthStyleFactory.NAME;
                }
                else if (typeS.equals("REGION")) {
                    type = DefaultSynthStyleFactory.REGION;
                }
                else {
                    throw new SAXException("bind: unknown type " + typeS);
                }
            }
            else if (key.equals(ATTRIBUTE_KEY)) {
                path = attributes.getValue(i); 
            }
        }
        if (style == null || path == null || type == -1) {
            throw new SAXException("bind: you must specify a style, type " +
                                   "and key");
        }
        try {
            _factory.addStyle(style, path, type);
        } catch (PatternSyntaxException pse) {
            throw new SAXException("bind: " + path + " is not a valid " +
                                   "regular expression");
        }
    }

    private void startPainter(AttributeList attributes, String type) throws SAXException {
        Insets sourceInsets = null;
        Insets destInsets = null;
        String path = null;
        boolean paintCenter = true;
        boolean stretch = true;
        SynthPainter painter = null;
        String method = null;
        String id = null;
        int direction = -1;
        boolean center = false;

        boolean stretchSpecified = false;
        boolean paintCenterSpecified = false;

        for(int i = attributes.getLength() - 1; i >= 0; i--) {
            String key = attributes.getName(i);
            String value = attributes.getValue(i);

            if (key.equals(ATTRIBUTE_ID)) {
                id = value;
            }
            else if (key.equals(ATTRIBUTE_METHOD)) {
                method = value.toLowerCase(Locale.ENGLISH);
            }
            else if (key.equals(ATTRIBUTE_IDREF)) {
                painter = (SynthPainter)lookup(value, SynthPainter.class);
            }
            else if (key.equals(ATTRIBUTE_PATH)) {
                path = value;
            }
            else if (key.equals(ATTRIBUTE_SOURCE_INSETS)) {
                sourceInsets = parseInsets(value, type +
                   ": sourceInsets must be top left bottom right");
            }
            else if (key.equals(ATTRIBUTE_DEST_INSETS)) {
                destInsets = parseInsets(value, type +
                  ": destinationInsets must be top left bottom right");
            }
            else if (key.equals(ATTRIBUTE_PAINT_CENTER)) {
                paintCenter = value.toLowerCase().equals("true");
                paintCenterSpecified = true;
            }
            else if (key.equals(ATTRIBUTE_STRETCH)) {
                stretch = value.toLowerCase().equals("true");
                stretchSpecified = true;
            }
            else if (key.equals(ATTRIBUTE_DIRECTION)) {
                value = value.toUpperCase().intern();
                if (value == "EAST") {
                    direction = SwingConstants.EAST;
                }
                else if (value == "NORTH") {
                    direction = SwingConstants.NORTH;
                }
                else if (value == "SOUTH") {
                    direction = SwingConstants.SOUTH;
                }
                else if (value == "WEST") {
                    direction = SwingConstants.WEST;
                }
                else if (value == "TOP") {
                    direction = SwingConstants.TOP;
                }
                else if (value == "LEFT") {
                    direction = SwingConstants.LEFT;
                }
                else if (value == "BOTTOM") {
                    direction = SwingConstants.BOTTOM;
                }
                else if (value == "RIGHT") {
                    direction = SwingConstants.RIGHT;
                }
                else if (value == "HORIZONTAL") {
                    direction = SwingConstants.HORIZONTAL;
                }
                else if (value == "VERTICAL") {
                    direction = SwingConstants.VERTICAL;
                }
                else if (value == "HORIZONTAL_SPLIT") {
                    direction = JSplitPane.HORIZONTAL_SPLIT;
                }
                else if (value == "VERTICAL_SPLIT") {
                    direction = JSplitPane.VERTICAL_SPLIT;
                }
                else {
                    throw new SAXException(type + ": unknown direction");
                }
            }
            else if (key.equals(ATTRIBUTE_CENTER)) {
                center = value.toLowerCase().equals("true");
            }
        }
        if (painter == null) {
            if (type == ELEMENT_PAINTER) {
                throw new SAXException(type + 
                             ": you must specify an idref");
            }
            if (sourceInsets == null && !center) {
                throw new SAXException(
                             "property: you must specify sourceInsets");
            }
            if (path == null) {
                throw new SAXException("property: you must specify a path");
            }