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:com.xemantic.tadedon.gwt.user.client.ui.TablePanel.java

License:Apache License

public void addRow(IsWidget rowWidget) {
    if (!(rowWidget.asWidget().getElement().cast() instanceof TableRowElement)) {
        throw new IllegalArgumentException("rowWidget's root element must be instance of TableRowElement");
    }/*from   w  w w  . j  a  v a 2  s .c om*/

    TableElement table = getElement().cast();
    NodeList<TableSectionElement> tBodies = table.getTBodies();
    if ((tBodies != null) && (tBodies.getLength() > 0)) {
        TableSectionElement tbody = tBodies.getItem(0);
        add(rowWidget.asWidget(), tbody);
    } else {
        add(rowWidget.asWidget(), getElement());
    }
}

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From source file:com.xpn.xwiki.wysiwyg.client.widget.RadioButton.java

License:Open Source License

/**
 * Sets the value attribute of this radio button.
 * //from  w w w.java2s .c  o  m
 * @param value the value to set for this radio button.
 */
public void setValue(String value) {
    NodeList<Element> innerInputList = this.getElement().getElementsByTagName(INPUT_TAG_NAME);
    if (innerInputList.getLength() > 0) {
        Element wrappedInput = innerInputList.getItem(0);
        wrappedInput.setAttribute(VALUE_ATTR_NAME, value);
    }
}

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From source file:com.xpn.xwiki.wysiwyg.client.widget.RadioButton.java

License:Open Source License

/**
 * @return the value attribute of this radio button.
 *//*from  w  w w  . j av  a  2 s .co  m*/
public String getValue() {
    NodeList<Element> innerInputList = this.getElement().getElementsByTagName(INPUT_TAG_NAME);
    if (innerInputList.getLength() > 0) {
        Element wrappedInput = innerInputList.getItem(0);
        return wrappedInput.getAttribute(VALUE_ATTR_NAME);
    }
    return "";
}

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From source file:cz.cas.lib.proarc.webapp.client.ClientUtils.java

License:Open Source License

/**
 * Dumps Element content and traverse its children.
 * <p/><b>WARNING:</b> it is com.google.gwt.dom.client.Element not com.google.gwt.xml.client.Element!!!
 * /*from   www.j  av  a  2 s.co  m*/
 * @param elm an element to dump
 * @param indent row indentation for current level
 * @param indentIncrement increment for next level
 * @param sb dumped content
 * @return dumped content
 */
public static StringBuilder dump(Element elm, String indent, String indentIncrement, StringBuilder sb) {
    int childCount = elm.getChildCount();
    String innerText = elm.getInnerText();
    String lang = elm.getLang();
    String nodeName = elm.getNodeName();
    short nodeType = elm.getNodeType();
    String getString = elm.getString();
    String tagNameWithNS = elm.getTagName();
    String xmlLang = elm.getAttribute("xml:lang");

    sb.append(ClientUtils.format(
            "%sElement {nodeName: %s, nodeType: %s, tagNameWithNS: %s, lang: %s,"
                    + " childCount: %s, getString: %s, xmlLang: %s}\n",
            indent, nodeName, nodeType, tagNameWithNS, lang, childCount, getString, xmlLang));
    NodeList<Node> childNodes = elm.getChildNodes();
    indent += indentIncrement;
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node child = childNodes.getItem(i);
        if (Element.is(child)) {
            dump(Element.as(child), indent, indentIncrement, sb);
        } else {
            sb.append(ClientUtils.format("%sNode: nodeType: %s, nodeName: %s, childCount: %s, nodeValue: %s\n",
                    indent, child.getNodeType(), child.getNodeName(), child.getChildCount(),
                    child.getNodeValue()));
        }
    }
    return sb;
}

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From source file:de.catma.ui.client.ui.tagger.editor.TaggerEditor.java

License:Open Source License

public void removeTagInstance(String tagInstanceID, boolean reportToServer) {
    int currentPartID = 1;
    Element taggedSpan = Document.get().getElementById(tagInstanceID + "_" + currentPartID++);
    while (taggedSpan != null) {
        Element parent = taggedSpan.getParentElement();
        DebugUtil.printNode(taggedSpan);
        NodeList<Node> children = taggedSpan.getChildNodes();
        for (int i = 0; i < children.getLength(); i++) {
            Node child = children.getItem(i);
            parent.insertBefore(child.cloneNode(true), taggedSpan);
        }//from  w ww . ja  v  a  2  s.c om
        parent.removeChild(taggedSpan);
        taggedSpan = Document.get().getElementById(tagInstanceID + "_" + currentPartID++);
    }
    tagInstances.remove(tagInstanceID);
    lastTagInstanceIDs.remove(tagInstanceID);

    taggerEditorListener.tagChanged(TaggerEditorEventType.REMOVE, tagInstanceID, reportToServer);
}

---

From source file:de.catma.ui.client.ui.tagger.editor.TaggerEditor.java

License:Open Source License

public void setHTML(HTML pageHtmlContent) {
    if (getElement().hasChildNodes()) {
        NodeList<Node> children = getElement().getChildNodes();
        for (int i = 0; i < children.getLength(); i++) {
            getElement().removeChild(children.getItem(i));
        }// ww  w. j  av a  2s  .c  o  m
    }
    getElement().appendChild(pageHtmlContent.getElement());
    tagInstances.clear();
}

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From source file:de.eckhartarnold.client.ImageCollectionReader.java

License:Apache License

/**
 * Reads the information about the image collection from several json files 
 * contained in the <code>baseURL</code> directory.
 * When the json files have finished loading <code>readyReport</code> is 
 * issued. If any error occurs it is reported via <code>errorReport</code>.
 * For error reporting the class <code>ImageCollectionInfo</code> offers
 * two stock objects: <code>ERROR_DIALOG</code> and <code>ERROR_SILET</code>,
 * the first of which reports the error in a pop up dialog, while the other
 * simply ignores the error (dangerous!).  
 * /*  www .j  a  v a 2s .  c o m*/
 * @param baseURL      the base URL of the image collection
 * @param readyReport  the callback that is to be issued when loading the
 *                     information about the image collection is ready. 
 * @param errorReport  the callback for reporting errors.
 */
public ImageCollectionReader(String baseURL, ICallback readyReport, IMessage errorReport) {
    // Element info = DOM.getElementById("info");
    NodeList<Element> metaTags = Document.get().getElementsByTagName("meta");
    this.infoFileName = "info.json";
    int length = metaTags.getLength();
    for (int i = 0; i < length; i++) {
        Element item = metaTags.getItem(i);
        if (item.getAttribute("name").equalsIgnoreCase(METANAME_INFO)) {
            this.infoFileName = item.getAttribute("content");
            break;
        }
    }
    retrieveSequentially(baseURL, readyReport, errorReport);
}

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From source file:de.ga_ap.cirrus.newcloud.client.TheCloud.java

License:Open Source License

public TheCloud(final Element cloudContainer) {

    final NodeList<Element> aElements = cloudContainer.getElementsByTagName("A");
    final int height = cloudContainer.getOffsetHeight();
    final int width = cloudContainer.getOffsetWidth();

    final Canvas canvas = Canvas.createIfSupported();
    canvas.setCoordinateSpaceHeight(height);
    canvas.setCoordinateSpaceWidth(width);
    final Context2d context2d = canvas.getContext2d();

    final double radius = canvas.getCanvasElement().getHeight() / 3;
    final int refreshrate = 30;

    final List<CloudItem> itemList = new ArrayList<CloudItem>(aElements.getLength());
    for (int i = 0; i < aElements.getLength(); i++) {
        final Element el = aElements.getItem(i);
        final CloudItem ci = new CloudItem();
        ci.text = el.getInnerText();//from   w w  w.j a v  a 2  s .  co m
        itemList.add(ci);
    }
    cloudContainer.setInnerText("");

    final int itemListSize = itemList.size();
    for (int i = 1; i <= itemListSize; i++) {
        final CloudItem ci = itemList.get(i - 1);
        ci.theta = Math.acos(-1.0 + (2.0 * (double) i - 1.0) / itemListSize);
        ci.phi = Math.sqrt(itemListSize * Math.PI) * ci.theta;

        ci.z = radius * Math.cos(ci.theta);
        ci.y = radius * Math.sin(ci.theta) * Math.cos(ci.phi);
        ci.x = radius * Math.sin(ci.theta) * Math.sin(ci.phi);

        // TODO heightOfAllItems ?!

        // TODO font size

        context2d.fillText(ci.text, ci.y, ci.z);
        System.out.println(ci.x + " " + ci.y + " " + ci.z + " - " + ci.theta + " " + ci.phi);

    }

    Scheduler.get().scheduleFixedPeriod(new RepeatingCommand() {

        @Override
        public boolean execute() {

            canvas.setCoordinateSpaceHeight(height);
            canvas.setCoordinateSpaceWidth(width);

            final double cosPsi = Math.cos(psi);
            final double sinPsi = Math.sin(psi);

            final double cosTheta = Math.cos(theta);
            final double sinTheta = Math.sin(theta);

            final double sinThetaCosPsi = sinTheta * cosPsi;
            final double sinThetaSinPsi = sinTheta * sinPsi;

            for (final CloudItem ci : itemList) {

                final double x, y, z;

                x = ci.x * cosTheta * cosPsi + ci.y * cosTheta * sinPsi - ci.z * sinTheta;
                y = ci.x * (-sinPsi) + ci.y * cosPsi;
                z = ci.x * sinThetaCosPsi + ci.y * sinThetaSinPsi + ci.z * cosTheta;
                ci.x = x;
                ci.y = y;
                ci.z = z;

                context2d.setGlobalAlpha(0.7 + ci.x / radius / 3.0);
                context2d.setFont("20pt Arial");
                context2d.fillText(ci.text, radius + ci.y, radius + ci.z);

                // System.out.println(ci.x + " " + ci.y + " " + ci.z + " - "
                // + ci.theta + " " + ci.phi + " " + ci.text);
            }

            theta += ySteps;
            psi += xSteps;
            // System.out.println(theta);
            if (theta > Math.PI * 2.0) {
                theta = 0.0;
            }
            if (psi > Math.PI * 2.0) {
                psi = 0.0;
            }
            return true;
        }
    }, refreshrate);

    // final EventListener listener = new EventListener() {
    //
    // @Override
    // public void onBrowserEvent(final Event event) {
    // if (event.getTypeInt() == Event.ONMOUSEMOVE) {
    // moveSteps(event);
    // } else if (event.getTypeInt() == Event.ONTOUCHMOVE) {
    // event.preventDefault(); // prevents the default behavior of
    // // a page when touching
    // moveSteps(event);
    // }
    // }
    //
    // private void moveSteps(final Event event) {
    // ySteps = -((event.getClientY() + Window.getScrollTop())
    // / canvas.getCoordinateSpaceHeight() * 0.000002 - 0.1) / 2.0;
    // xSteps = ((event.getClientX() + Window.getScrollLeft())
    // / canvas.getCoordinateSpaceWidth() * 0.000002 - 0.1) / 2.0;
    // }
    // };
    //
    // DOM.setEventListener(
    // (com.google.gwt.user.client.Element) cloudContainer, listener);
    // DOM.sinkEvents((com.google.gwt.user.client.Element) cloudContainer,
    // Event.ONMOUSEMOVE + Event.ONTOUCHMOVE);

    System.out.println(radius);
    cloudContainer.appendChild(canvas.getCanvasElement());
}

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From source file:de.swm.commons.mobile.client.SWMMobile.java

License:Apache License

/**
 * Returns the head./*from w  ww. j  a  v  a2  s  . c o  m*/
 *
 * @return the head of the host page.
 */
private static Element getHead() {
    NodeList<Element> elementsByTagName = Document.get().getElementsByTagName("head");

    if (elementsByTagName.getLength() != 1) {
        throw new RuntimeException("there is no head element");
    }

    return elementsByTagName.getItem(0);
}

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From source file:de.swm.commons.mobile.client.widgets.scroll.ScrollPanel.java

License:Apache License

/**
 * Returns the height of the given element. If the element has a height of 0 it searches
 * recursively for the height of the next visible child (e.g. the next visible slide of a
 * SliderPanel).//w w  w  .  ja va2  s .c om
 *
 * @param element parent element
 * @return height of the element of a visible child
 */
private int getHeightOfElementOrChildElements(Element element) {
    if (this.offsetHeight > 0) {
        return this.offsetHeight;
    }

    // current element has height? Return this height.
    if (element.getOffsetHeight() != 0) {
        return element.getOffsetHeight();
    }

    // current element is hidden? no height for this element.
    if (element.getStyle().getVisibility().equals("hidden") || element.getStyle().getDisplay().equals("none")) {
        return 0;
    }

    // search children for height
    NodeList<Node> children = element.getChildNodes();
    if (children.getLength() == 0) {
        return 0;
    }

    int height = 0;
    for (int i = 0; i < children.getLength(); i++) {
        Node currentNode = children.getItem(i);
        if (currentNode instanceof Element) {
            height = getHeightOfElementOrChildElements((Element) currentNode);
        }

        if (height != 0) {
            return height;
        }
    }

    return 0;
}

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