Examples of org.w3c.dom.ranges.Range

org.w3c.dom.ranges.Range
3.org/TR/2000/REC-DOM-Level-2-Traversal-Range-20001113'>Document Object Model (DOM) Level 2 Traversal and Range Specification. @since DOM Level 2

    /**
     * Returns the number of characters that the selection's anchor is offset within the anchor node.
     * @return the number of characters that the selection's anchor is offset within the anchor node
     */
    public int jsxGet_anchorOffset() {
        final Range last = getLastRange();
        if (last == null) {
            return 0;
        }
        return last.getStartOffset();
    }

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    /**
     * Returns the node in which the selection ends.
     * @return the node in which the selection ends
     */
    public Node jsxGet_focusNode() {
        final Range last = getLastRange();
        if (last == null) {
            return null;
        }
        return (Node) getScriptableNullSafe(last.getEndContainer());
    }

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    /**
     * Returns the number of characters that the selection's focus is offset within the focus node.
     * @return the number of characters that the selection's focus is offset within the focus node
     */
    public int jsxGet_focusOffset() {
        final Range last = getLastRange();
        if (last == null) {
            return 0;
        }
        return last.getEndOffset();
    }

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     * Creates a TextRange object from the current text selection (IE only).
     * @return the created TextRange object
     */
    public TextRange jsxFunction_createRange() {
        final TextRange range;
        final Range first = getFirstRange();
        if (first != null) {
            range = new TextRange(first);
        }
        else {
            range = new TextRange(new SimpleRange());

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    public com.gargoylesoftware.htmlunit.javascript.host.Range jsxFunction_getRangeAt(final int index) {
        final List<Range> ranges = getRanges();
        if (index < 0 || index >= ranges.size()) {
            throw Context.reportRuntimeError("Invalid range index: " + index);
        }
        final Range range = ranges.get(index);
        final com.gargoylesoftware.htmlunit.javascript.host.Range jsRange =
            new com.gargoylesoftware.htmlunit.javascript.host.Range(range);
        jsRange.setParentScope(getWindow());
        jsRange.setPrototype(getPrototype(com.gargoylesoftware.htmlunit.javascript.host.Range.class));

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    /**
     * Moves the anchor of the selection to the same point as the focus. The focus does not move.
     */
    public void jsxFunction_collapseToEnd() {
        final Range last = getLastRange();
        if (last != null) {
            final List<Range> ranges = getRanges();
            ranges.clear();
            ranges.add(last);
            last.collapse(false);
        }
    }

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    /**
     * Moves the focus of the selection to the same point at the anchor. The anchor does not move.
     */
    public void jsxFunction_collapseToStart() {
        final Range first = getFirstRange();
        if (first != null) {
            final List<Range> ranges = getRanges();
            ranges.clear();
            ranges.add(first);
            first.collapse(true);
        }
    }

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     * Moves the focus of the selection to a specified point. The anchor of the selection does not move.
     * @param parentNode the node within which the focus will be moved
     * @param offset the number of characters from the beginning of parentNode's text the focus will be placed
     */
    public void jsxFunction_extend(final Node parentNode, final int offset) {
        final Range last = getLastRange();
        if (last != null) {
            last.setEnd(parentNode.getDomNodeOrDie(), offset);
        }
    }

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    /**
     * Returns the first selection range in the current document, by document position.
     * @return the first selection range in the current document, by document position
     */
    private Range getFirstRange() {
        Range first = null;
        for (final Range range : getRanges()) {
            if (first == null) {
                first = range;
            }
            else {
                final org.w3c.dom.Node firstStart = first.getStartContainer();
                final org.w3c.dom.Node rangeStart = range.getStartContainer();
                if ((firstStart.compareDocumentPosition(rangeStart) & Node.DOCUMENT_POSITION_PRECEDING) != 0) {
                    first = range;
                }
            }

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    /**
     * Returns the last selection range in the current document, by document position.
     * @return the last selection range in the current document, by document position
     */
    private Range getLastRange() {
        Range last = null;
        for (final Range range : getRanges()) {
            if (last == null) {
                last = range;
            }
            else {
                final org.w3c.dom.Node lastStart = last.getStartContainer();
                final org.w3c.dom.Node rangeStart = range.getStartContainer();
                if ((lastStart.compareDocumentPosition(rangeStart) & Node.DOCUMENT_POSITION_FOLLOWING) != 0) {
                    last = range;
                }
            }

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Related Classes of org.w3c.dom.ranges.Range

com.gargoylesoftware.htmlunit.javascript.host.Selection

com.gargoylesoftware.htmlunit.javascript.host.TextRange

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com.sun.org.apache.xerces.internal.dom.RangeImpl

dom.range.Test

org.apache.xerces.dom.DocumentImpl

org.apache.xerces.dom.RangeImpl

org.xhtmlrenderer.swing.SelectionHighlighter

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