Examples of com.gargoylesoftware.htmlunit.html.DomNode

Package com.gargoylesoftware.htmlunit.html

Examples of com.gargoylesoftware.htmlunit.html.DomNode

com.gargoylesoftware.htmlunit.html.DomNode
Base class for nodes in the HTML DOM tree. This class is modeled after the W3C DOM specification, but does not implement it. @version $Revision: 5301 $ @author Mike Bowler @author Mike J. Bresnahan @author David K. Taylor @author Christian Sell @author Chris Erskine @author Mike Williams @author Marc Guillemot @author Denis N. Antonioli @author Daniel Gredler @author Ahmed Ashour @author Rodney Gitzel @author Sudhan Moghe @author Tom Anderson


        int top = 0;
        final HTMLElement offsetParent = getOffsetParent();


        // Add the offset for this node.
        DomNode node = getDomNodeOrDie();
        HTMLElement element = (HTMLElement) node.getScriptObject();
        top += element.jsxGet_currentStyle().getTop(true, false, false);


        // If this node is absolutely positioned, we're done.
        final String position = element.jsxGet_currentStyle().getPositionWithInheritance();
        if ("absolute".equals(position)) {
            return top;
        }


        // Add the offset for the ancestor nodes.
        node = node.getParentNode();
        while (node != null && node.getScriptObject() != offsetParent) {
            if (node.getScriptObject() instanceof HTMLElement) {
                element = (HTMLElement) node.getScriptObject();
                top += element.jsxGet_currentStyle().getTop(false, true, true);
            }
            node = node.getParentNode();
        }


        if (offsetParent != null) {
            final HTMLElement thiz = (HTMLElement) getDomNodeOrDie().getScriptObject();
            final boolean thisElementHasTopMargin = (thiz.jsxGet_currentStyle().getMarginTop() != 0);

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        final boolean isXmlPage = node_ != null && node_.getOwnerDocument() instanceof XmlPage;


        final boolean isIE = getBrowserVersion().isIE();


        for (int i = 0; i < response.size(); i++) {
            final DomNode element = (DomNode) response.get(i);


            //IE: XmlPage ignores all empty text nodes
            if (isIE && isXmlPage && element instanceof DomText
                && ((DomText) element).getNodeValue().trim().length() == 0) { //and 'xml:space' is 'default'
                final Boolean xmlSpaceDefault = isXMLSpaceDefault(element.getParentNode());
                if (xmlSpaceDefault != Boolean.FALSE) {
                    response.remove(i--);
                    continue;
                }
            }
            for (DomNode parent = element.getParentNode(); parent != null;
                parent = parent.getParentNode()) {
                if (parent instanceof HtmlNoScript) {
                    response.remove(i--);
                    break;
                }

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    public <N extends DomNode> N getDomNodeOrDie() throws IllegalStateException {
        try {
            return (N) super.getDomNodeOrDie();
        }
        catch (final IllegalStateException e) {
            final DomNode node = getDomNodeOrNullFromRealDocument();
            if (node != null) {
                return (N) node;
            }
            throw Context.reportRuntimeError("No node attached to this object");
        }

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     * {@inheritDoc}
     */
    @Override
    @SuppressWarnings("unchecked")
    public DomNode getDomNodeOrNull() {
        DomNode node = super.getDomNodeOrNull();
        if (node == null) {
            node = getDomNodeOrNullFromRealDocument();
        }
        return node;
    }

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     * for sample JavaScript code.
     *
     * @return the real document's DOM node, or <tt>null</tt> if we're not emulating IE
     */
    private DomNode getDomNodeOrNullFromRealDocument() {
        DomNode node = null;
        final boolean ie = getWindow().getWebWindow().getWebClient().getBrowserVersion().isIE();
        if (ie) {
            final Scriptable scope = getParentScope();
            if (scope instanceof Window) {
                final Window w = (Window) scope;

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     * Gets the node that is the last one when exploring following nodes, depth-first.
     * @param node the node to search
     * @return the searched node
     */
    HtmlElement getLastHtmlElement(final HtmlElement node) {
        final DomNode lastChild = node.getLastChild();
        if (lastChild == null
                || !(lastChild instanceof HtmlElement)
                || lastChild instanceof HtmlScript) {
            return node;
        }

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     * @see DomNode#READY_STATE_LOADED
     * @see DomNode#READY_STATE_INTERACTIVE
     * @see DomNode#READY_STATE_COMPLETE
     */
    public String jsxGet_readyState() {
        final DomNode node = getDomNodeOrDie();
        return node.getReadyState();
    }

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            return width_;
        }


        int width;
        final String styleWidth = super.jsxGet_width();
        final DomNode parent = getElement().getDomNodeOrDie().getParentNode();
        if (StringUtils.isEmpty(styleWidth) && parent instanceof HtmlElement) {
            // Width not explicitly set.
            final String cssFloat = jsxGet_cssFloat();
            if ("right".equals(cssFloat) || "left".equals(cssFloat)) {
                // We're floating; simplistic approximation: text content * pixels per character.
                width = this.<DomNode>getDomNodeOrDie().getTextContent().length() * PIXELS_PER_CHAR;
            }
            else if ("block".equals(display)) {
                // Block elements take up 100% of the parent's width.
                final HTMLElement parentJS = (HTMLElement) parent.getScriptObject();
                final String parentWidth = getWindow().jsxFunction_getComputedStyle(parentJS, null).jsxGet_width();
                if (getBrowserVersion().isIE() && "auto".equals(parentWidth)) {
                    width = WINDOW_WIDTH;
                }
                else {

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            // Estimate the vertical displacement caused by *all* siblings.
            // This is very rough, and doesn't even take position or display types into account (hence the
            // need for the explicit check for HtmlHead elements, which are display:none in regular UAs).
            // It also doesn't take into account the fact that the parent's height may be hardcoded in CSS.
            top = 0;
            DomNode child = this.getElement().getDomNodeOrDie().getParentNode().getFirstChild();
            while (child != null) {
                if (child instanceof HtmlElement && !(child instanceof HtmlHead)) {
                    top += 20;
                }
                child = child.getPreviousSibling();
            }
            top -= pixelValue(b);
        }
        else {
            // Estimate the vertical displacement caused by *previous* siblings.
            // This is very rough, and doesn't even take position or display types into account (hence the
            // need for the explicit check for HtmlHead elements, which are display:none in regular UAs).
            top = 0;
            DomNode prev = this.getElement().getDomNodeOrDie().getPreviousSibling();
            while (prev != null) {
                if (prev instanceof HtmlElement && !(prev instanceof HtmlHead)) {
                    top += 20;
                }
                prev = prev.getPreviousSibling();
            }
            // If the position is relative, we also need to add the specified "top" displacement.
            if ("relative".equals(p)) {
                top += pixelValue(t);
            }

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     * Returns the <tt>text</tt> attribute.
     * @return the <tt>text</tt> attribute
     */
    @Override
    public String jsxGet_text() {
        final DomNode firstChild = getDomNodeOrDie().getFirstChild();
        if (firstChild != null) {
            return firstChild.getNodeValue();
        }
        return "";
    }

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