Example usage for com.google.gwt.dom.client NodeList getLength

Introduction

In this page you can find the example usage for com.google.gwt.dom.client NodeList getLength.

Prototype

public int getLength() 

Source Link

Usage

From source file:org.bonitasoft.forms.client.view.common.DOMUtils.java

License:Open Source License

/**
 * To make script in scriptElements work , need to add script elements in the currentElement to parentElement
 *
 * @param currentElement/*from w  w w . jav  a2  s .  c om*/
 * @param parentElement
 */
public void addScriptElementToDOM(final Element currentElement, final Element parentElement) {
    final List<Element> list = new ArrayList<Element>();
    final NodeList<com.google.gwt.dom.client.Element> scripts = currentElement.getElementsByTagName("script");
    for (int i = 0; i < scripts.getLength(); i++) {
        list.add((Element) scripts.getItem(i));
    }

    for (int i = 0; i < list.size(); i++) {
        final Element e = list.get(i);
        e.removeFromParent();
        final Element scriptElement = DOM.createElement("script");
        final String type = e.getAttribute("type");
        if (!isEmpty(type)) {
            scriptElement.setAttribute("type", type);
        }
        final String language = e.getAttribute("language");
        if (!isEmpty(language)) {
            scriptElement.setAttribute("language", language);
        }
        final String src = e.getAttribute("src");
        if (!isEmpty(src)) {
            scriptElement.setAttribute("src", src);
        }
        scriptElement.setInnerText(e.getInnerText());
        parentElement.appendChild(scriptElement);
    }
}

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From source file:org.bonitasoft.forms.client.view.widget.ElementAttributeSupport.java

License:Open Source License

protected void addHtmlAttribute(Widget fieldWidget, final String htmlAttributeName,
        final String htmlAttributeValue) {
    //Working for bug 4991: the "Html Attributes" of date widget
    if (fieldWidget instanceof DateBox) {
        fieldWidget = ((DateBox) fieldWidget).getTextBox();
    }// w w  w.j a va 2  s. c  o  m
    try {
        final SUPPORTED_EVENT event = SUPPORTED_EVENT.valueOf(htmlAttributeName.toLowerCase());
        switch (event) {
        case onclick:
            ((HasClickHandlers) fieldWidget).addClickHandler(new ClickHandler() {

                public void onClick(final ClickEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case ondbclick:
            ((HasDoubleClickHandlers) fieldWidget).addDoubleClickHandler(new DoubleClickHandler() {

                public void onDoubleClick(final DoubleClickEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onblur:
            ((HasBlurHandlers) fieldWidget).addBlurHandler(new BlurHandler() {

                public void onBlur(final BlurEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onchange:
            if (fieldWidget instanceof HasChangeHandlers) {
                ((HasChangeHandlers) fieldWidget).addChangeHandler(new ChangeHandler() {

                    public void onChange(final ChangeEvent event) {
                        DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                    }
                });
            } else if (fieldWidget instanceof HasValueChangeHandlers<?>) {
                final HasValueChangeHandlers<Serializable> widget = (HasValueChangeHandlers<Serializable>) fieldWidget;
                widget.addValueChangeHandler(new ValueChangeHandler<Serializable>() {

                    public void onValueChange(final ValueChangeEvent<Serializable> event) {
                        DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                    }
                });
            }
            break;
        case onfocus:
            ((HasFocusHandlers) fieldWidget).addFocusHandler(new FocusHandler() {

                public void onFocus(final FocusEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onkeydown:
            ((HasKeyDownHandlers) fieldWidget).addKeyDownHandler(new KeyDownHandler() {

                public void onKeyDown(final KeyDownEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onkeyup:
            ((HasKeyUpHandlers) fieldWidget).addKeyUpHandler(new KeyUpHandler() {

                public void onKeyUp(final KeyUpEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onkeypress:
            ((HasKeyUpHandlers) fieldWidget).addKeyUpHandler(new KeyUpHandler() {

                public void onKeyUp(final KeyUpEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onmousedown:
            ((HasMouseDownHandlers) fieldWidget).addMouseDownHandler(new MouseDownHandler() {

                public void onMouseDown(final MouseDownEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onmouseup:
            ((HasMouseUpHandlers) fieldWidget).addMouseUpHandler(new MouseUpHandler() {

                public void onMouseUp(final MouseUpEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onmouseover:
            ((HasMouseOverHandlers) fieldWidget).addMouseOverHandler(new MouseOverHandler() {

                public void onMouseOver(final MouseOverEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onmouseout:
            ((HasMouseOutHandlers) fieldWidget).addMouseOutHandler(new MouseOutHandler() {

                public void onMouseOut(final MouseOutEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        case onmousemove:
            ((HasMouseMoveHandlers) fieldWidget).addMouseMoveHandler(new MouseMoveHandler() {

                public void onMouseMove(final MouseMoveEvent event) {
                    DOMUtils.getInstance().javascriptEval(htmlAttributeValue);
                }
            });
            break;
        default:
            break;
        }
    } catch (final Exception e) {
        if (fieldWidget instanceof CheckBox || fieldWidget instanceof CheckboxGroupWidget
                || fieldWidget instanceof RadioButtonGroupWidget || fieldWidget instanceof FileUploadWidget
                || fieldWidget instanceof SuggestBox || fieldWidget instanceof AsyncSuggestBoxWidget
                || fieldWidget instanceof DateBox) {
            final NodeList<Element> inputs = fieldWidget.getElement().getElementsByTagName("input");
            if (inputs != null) {
                for (int i = 0; i < inputs.getLength(); i++) {
                    inputs.getItem(i).setAttribute(htmlAttributeName, htmlAttributeValue);
                }
            }
        } else if (fieldWidget instanceof DurationWidget) {
            final NodeList<Element> selects = fieldWidget.getElement().getElementsByTagName("select");
            if (selects != null) {
                for (int i = 0; i < selects.getLength(); i++) {
                    selects.getItem(i).setAttribute(htmlAttributeName, htmlAttributeValue);
                }
            }
        } else if (fieldWidget instanceof ImageWidget) {
            final NodeList<Element> images = fieldWidget.getElement().getElementsByTagName("img");
            if (images != null) {
                for (int i = 0; i < images.getLength(); i++) {
                    images.getItem(i).setAttribute(htmlAttributeName, htmlAttributeValue);
                }
            }
        } else if (fieldWidget instanceof FileDownloadWidget) {
            final NodeList<Element> links = fieldWidget.getElement().getElementsByTagName("a");
            if (links != null) {
                for (int i = 0; i < links.getLength(); i++) {
                    links.getItem(i).setAttribute(htmlAttributeName, htmlAttributeValue);
                }
            }
        } else if (fieldWidget instanceof TableWidget || fieldWidget instanceof EditableGridWidget) {
            final NodeList<Element> tables = fieldWidget.getElement().getElementsByTagName("table");
            if (tables != null) {
                for (int i = 0; i < tables.getLength(); i++) {
                    tables.getItem(i).setAttribute(htmlAttributeName, htmlAttributeValue);
                }
            }
        } else if (fieldWidget instanceof RichTextWidget) {
            final NodeList<Element> iframes = fieldWidget.getElement().getElementsByTagName("iframe");
            if (iframes != null) {
                for (int i = 0; i < iframes.getLength(); i++) {
                    iframes.getItem(i).setAttribute(htmlAttributeName, htmlAttributeValue);
                }
            }
        } else {
            fieldWidget.getElement().setAttribute(htmlAttributeName, htmlAttributeValue);
        }
    }
}

---

From source file:org.broadleafcommerce.openadmin.client.view.dynamic.form.RichTextHTMLPane.java

License:Apache License

public Node findIFrame(NodeList<Node> childNodes) {
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node item = childNodes.getItem(i);
        if (item instanceof Element && "IFRAME".equals(((Element) item).getTagName())) {
            return item;
        } else {/* www .java 2  s  .  c o m*/
            Node childIFrame = findIFrame(item.getChildNodes());
            if (childIFrame != null) {
                return childIFrame;
            }
        }
    }
    return null;
}

---

From source file:org.chromium.distiller.ContentExtractor.java

License:Open Source License

/**
 * Get the element of the main article, if any.
 * @return An element of article (not necessarily the html5 article element).
 *///from w  ww  .  j  a  va2 s .  c  o  m
private Element getArticleElement(Element root) {
    NodeList<Element> allArticles = root.getElementsByTagName("ARTICLE");
    // Having multiple article elements usually indicates a bad case for this shortcut.
    // TODO(wychen): some sites exclude things like title and author in article element.
    if (allArticles.getLength() == 1) {
        return allArticles.getItem(0);
    }
    // Note that the CSS property matching is case sensitive, and "Article" is the correct
    // capitalization.
    String query = "[itemscope][itemtype*=\"Article\"],[itemscope][itemtype*=\"Post\"]";
    allArticles = DomUtil.querySelectorAll(root, query);
    // It is commonly seen that the article is wrapped separately or in multiple layers.
    if (allArticles.getLength() > 0) {
        return Element.as(DomUtil.getNearestCommonAncestor(allArticles));
    }
    return null;
}

---

From source file:org.chromium.distiller.DocumentTitleGetter.java

License:Open Source License

/**
 * @return The title of the distilled document.
 *//* w  w  w .j  a va 2  s .co  m*/
public static String getDocumentTitle(Object objTitle, Element root) {
    String currTitle = "", origTitle = "";

    if (objTitle.getClass() == currTitle.getClass()) { // If objTitle is of String type.
        currTitle = origTitle = objTitle.toString();
    } else if (root != null) { // Otherwise, use text of first TITLE element.
        NodeList<Element> titles = root.getElementsByTagName("TITLE");
        if (titles.getLength() > 0) {
            // Use javascript textContent instead of javascript innerText; the latter only returns
            // visible text, but <title> tags are invisible.
            currTitle = origTitle = DomUtil.javascriptTextContent(titles.getItem(0));
        }
    }
    if (currTitle == "")
        return "";

    if (StringUtil.match(currTitle, " [\\|\\-] ")) { // Title has '|' and/or '-'.
        // Get part before last '|' or '-'.
        currTitle = StringUtil.findAndReplace(origTitle, "(.*)[\\|\\-] .*", "$1");
        if (StringUtil.countWords(currTitle) < 3) { // Part has < 3 words.
            // Get part after first '|' or '-'.
            currTitle = StringUtil.findAndReplace(origTitle, "[^\\|\\-]*[\\|\\-](.*)", "$1");
        }
    } else if (currTitle.indexOf(": ") != -1) { // Title has ':'.
        // Get part after last ':'.
        currTitle = StringUtil.findAndReplace(origTitle, ".*:(.*)", "$1");
        if (StringUtil.countWords(currTitle) < 3) { // Part has < 3 words.
            // Get part after first ':'.
            currTitle = StringUtil.findAndReplace(origTitle, "[^:]*[:](.*)", "$1");
        }
    } else if (root != null && (currTitle.length() > 150 || currTitle.length() < 15)) {
        // Get plain text from the only H1 element.
        // TODO(kuan): this is what readability does, but this block may make more sense as an
        // if rather than else-if, e.g. currently this else-if block is used when original title
        // is "foo" but not when it is "foo |" or "foo:".
        currTitle = findFirstH1(root);
        if (currTitle.isEmpty())
            currTitle = origTitle;
    }

    currTitle = StringUtil.jsTrim(currTitle);

    if (StringUtil.countWords(currTitle) <= 4)
        currTitle = origTitle;

    return currTitle;
}

---

From source file:org.chromium.distiller.DocumentTitleGetter.java

License:Open Source License

private static String findFirstH1(Element root) {
    NodeList<Element> hOnes = root.getElementsByTagName("H1");
    // Use javascript innerText instead of javascript textContent; the former only returns
    // visible text, and we assume visible H1's are more inclined to being potential titles.
    String h1 = "";
    for (int i = 0; i < hOnes.getLength() && h1.isEmpty(); i++) {
        h1 = DomUtil.getInnerText(hOnes.getItem(i));
    }/*from w w w. j a  v  a  2  s.co  m*/
    return h1;
}

---

From source file:org.chromium.distiller.DomDistillerJsTestCase.java

License:Open Source License

protected void gwtSetUp() throws Exception {
    mRoot = Document.get().getDocumentElement();
    JsArray<Node> attrs = DomUtil.getAttributes(mRoot);
    String[] attrNames = new String[attrs.length()];
    for (int i = 0; i < attrs.length(); i++) {
        attrNames[i] = attrs.get(i).getNodeName();
    }/*from   w w  w . j  av  a 2s. c  o  m*/
    for (int i = 0; i < attrNames.length; i++) {
        mRoot.removeAttribute(attrNames[i]);
    }
    assertEquals(0, DomUtil.getAttributes(mRoot).length());
    NodeList<Node> children = mRoot.getChildNodes();
    for (int i = children.getLength() - 1; i >= 0; i--) {
        children.getItem(i).removeFromParent();
    }
    assertEquals(0, mRoot.getChildNodes().getLength());
    mHead = Document.get().createElement("head");
    mRoot.appendChild(mHead);
    mBody = Document.get().createElement("body");
    mRoot.appendChild(mBody);
    // With this, the width of chrome window won't affect the layout.
    mRoot.getStyle().setProperty("width", "800px");
}

---

From source file:org.chromium.distiller.DomUtil.java

License:Open Source License

/**
 * Get the nearest common ancestor of nodes.
 */// w w w  .  j  a  va2s .  c o  m
public static Node getNearestCommonAncestor(final NodeList ns) {
    if (ns.getLength() == 0)
        return null;
    Node parent = ns.getItem(0);
    for (int i = 1; i < ns.getLength(); i++) {
        parent = getNearestCommonAncestor(parent, ns.getItem(i));
    }
    return parent;
}

---

From source file:org.chromium.distiller.DomUtil.java

License:Open Source License

/**
 * Makes all anchors and video posters absolute. This calls "makeAllSrcAttributesAbsolute".
 * @param rootNode The root Node to look through.
 *///w  ww .ja v  a2 s.co m
public static void makeAllLinksAbsolute(Node rootNode) {
    Element root = Element.as(rootNode);

    // AnchorElement.getHref() and ImageElement.getSrc() both return the
    // absolute URI, so simply set them as the respective attributes.

    if ("A".equals(root.getTagName())) {
        AnchorElement link = AnchorElement.as(root);
        if (!link.getHref().isEmpty()) {
            link.setHref(link.getHref());
        }
    }
    NodeList<Element> allLinks = root.getElementsByTagName("A");
    for (int i = 0; i < allLinks.getLength(); i++) {
        AnchorElement link = AnchorElement.as(allLinks.getItem(i));
        if (!link.getHref().isEmpty()) {
            link.setHref(link.getHref());
        }
    }
    if (root.getTagName().equals("VIDEO")) {
        VideoElement video = (VideoElement) root;
        if (!video.getPoster().isEmpty()) {
            video.setPoster(video.getPoster());
        }
    }
    NodeList<Element> videoTags = root.getElementsByTagName("VIDEO");
    for (int i = 0; i < videoTags.getLength(); i++) {
        VideoElement video = (VideoElement) videoTags.getItem(i);
        if (!video.getPoster().isEmpty()) {
            video.setPoster(video.getPoster());
        }
    }
    makeAllSrcAttributesAbsolute(root);

    makeSrcSetAbsolute(root);
}

---

From source file:org.chromium.distiller.DomUtil.java

License:Open Source License

private static void makeSrcSetAbsolute(Element root) {
    if (root.getTagName().equals("IMG")) {
        makeSrcSetAbsolute(ImageElement.as(root));
    }/*from  ww w . j a v  a 2s .com*/
    NodeList<Element> imgs = DomUtil.querySelectorAll(root, "IMG[SRCSET]");
    for (int i = 0; i < imgs.getLength(); i++) {
        makeSrcSetAbsolute(ImageElement.as(imgs.getItem(i)));
    }
}

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