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

List of usage examples for com.google.gwt.dom.client NodeList getLength

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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.sciencegadgets.client.algebra.EquationHTML.java

License:Open Source License

private void addChildrenIfInline(Element curEl, LinkedList<Element> childrenInline, TypeSGET curType) {
    switch (curType) {
    case Exponential:
        // Only the base of an exponent is considered inline
        childrenInline.add((Element) curEl.getChild(0));
        break;//from www.  java 2 s . com
    case Fraction:
        break;
    case Equation:
    case Sum:
    case Term:
    case Trig:
    case Log:
        NodeList<Node> children = curEl.getChildNodes();
        for (int i = 0; i < children.getLength(); i++) {
            childrenInline.add((Element) children.getItem(i));
        }
        break;
    }
}

From source file:com.sciencegadgets.client.algebra.EquationTree.java

License:Open Source License

public void setDisplay(EquationHTML equationHTML) {
    for (Wrapper w : wrappers) {
        if (w instanceof EditWrapper) {
            ((EditWrapper) w).onUnload();

        } else if (w instanceof AlgebaWrapper) {
            ((AlgebaWrapper) w).onUnload();
        }/* w  w w.j a va2s .c o m*/
        w.getElement().removeFromParent();
    }
    wrappers.clear();

    idHTMLMap.clear();

    this.eqHTML = equationHTML;

    NodeList<Element> allElements = eqHTML.getElement().getElementsByTagName("*");

    for (int i = 0; i < allElements.getLength(); i++) {
        Element el = (Element) allElements.getItem(i);
        String elId = el.getAttribute(MathAttribute.ID.getAttributeName());
        if (elId.contains(UnitHTML.UNIT_NODE_DELIMITER)) {
            String parentElId = elId.split(UnitHTML.UNIT_NODE_DELIMITER)[1];
            idUnitHTMLMap.put(el, parentElId);
        } else {
            idHTMLMap.put(elId, el);
        }
        el.removeAttribute(MathAttribute.ID.getAttributeName());
    }
}

From source file:com.sciencegadgets.client.algebra.EquationTree.java

License:Open Source License

public EquationNode newNode(Element xmlNode) {
    EquationNode newNode = new EquationNode(xmlNode);
    addToMaps(newNode);// w w w  .  j  av  a2 s.com

    NodeList<Element> descendants = xmlNode.getElementsByTagName("*");
    for (int i = 0; i < descendants.getLength(); i++) {
        Element descendantEl = descendants.getItem(i);
        addToMaps(new EquationNode(descendantEl));
    }

    return newNode;
}

From source file:com.sciencegadgets.client.algebra.EquationTree.java

License:Open Source License

/**
 * Gets all nodes in the parent by specified type.</br>Use type == null for
 * all nodes within this node.</br>Use {@link #getNodesByType(TypeSGET type)}
 * for all nodes by type.</br>Use {@link #getNodes()} for all nodes in the
 * tree including the root/*from w ww  . j a  v  a  2  s .c  om*/
 * 
 * @param type
 */
public LinkedList<EquationNode> getNodesByType(TypeSGET type, EquationNode parent) {
    LinkedList<EquationNode> nodes = new LinkedList<EquationNode>();
    String tag = "*";
    if (type != null) {
        tag = type.getTag();
    }
    NodeList<Element> elements = parent.getXMLNode().getElementsByTagName(tag);
    for (int i = 0; i < elements.getLength(); i++) {
        String id = elements.getItem(i).getAttribute(MathAttribute.ID.getAttributeName());
        nodes.add(idMap.get(id));
    }
    return nodes;
}

From source file:com.sciencegadgets.client.algebra.EquationTree.java

License:Open Source License

private EquationNode bindXMLtoNodeRecursive(Element equationXMLNode) {

    EquationNode eqNode = new EquationNode(equationXMLNode);
    String id = eqNode.getId();/*  w w  w  . ja va2s  . c o  m*/
    idMap.put(id, eqNode);
    idMLMap.put(id, equationXMLNode);

    NodeList<Node> equationXMLNodeChildren = equationXMLNode.getChildNodes();
    for (int i = 0; i < equationXMLNodeChildren.getLength(); i++) {
        Element currentNode = (Element) equationXMLNodeChildren.getItem(i);

        if (currentNode.getNodeType() == Node.ELEMENT_NODE) {
            bindXMLtoNodeRecursive((Element) currentNode);
        }
    }
    return eqNode;
}

From source file:com.sciencegadgets.client.conversion.ConversionActivity.java

License:Open Source License

public void reloadEquation() {
    // Make and add entire equation before moving left
    dimensionalAnalysisArea.clear();//w  w  w.  java  2  s  . c  om
    EquationHTML eqHTML = mTree.reloadDisplay(false, false);

    // Unit font
    wrapperArea.addStyleName(CSS.UNIT);
    NodeList<Element> elements = eqHTML.getElement().getElementsByTagName("*");
    for (int i = 0; i < elements.getLength(); i++) {
        elements.getItem(i).addClassName(CSS.UNIT);
    }

    // Recreate wrappers
    placeWrappers();

    // Place entire equation in history area first
    eqHTML.autoFillParent = true;
    dimensionalAnalysisArea.add(eqHTML);

    // No need for equals sign
    mTree.getEquals().getHTML(true, true).removeFromParent();

    // Move left side of equation into wrapper area
    Element newWorkingHTML = mTree.getLeftSide().getHTML(false, false);
    if (workingHTML == null) {
        wrapperArea.getElement().appendChild(newWorkingHTML);
    } else {
        wrapperArea.getElement().replaceChild(newWorkingHTML, workingHTML);
    }
    workingHTML = newWorkingHTML;

    // Resize working area
    double widthRatio = (double) wrapperArea.getOffsetWidth() / workingHTML.getOffsetWidth();
    double heightRatio = (double) wrapperArea.getOffsetHeight() / workingHTML.getOffsetHeight();
    double smallerRatio = (widthRatio > heightRatio) ? heightRatio : widthRatio;
    double fontPercent = smallerRatio * 95;// *95 for looser fit
    workingHTML.getStyle().setFontSize(fontPercent, com.google.gwt.dom.client.Style.Unit.PCT);

    // HashMap<Parameter, String> parameterMap = new HashMap<Parameter,
    // String>();
    // parameterMap
    // .put(Parameter.activity, ActivityType.conversion.toString());
    // parameterMap.put(Parameter.equation, mTree.getMathXMLString());
    // URLParameters.setParameters(parameterMap, false);
}

From source file:com.seanchenxi.gwt.serenity.client.SerenityUtil.java

License:Apache License

public static String getWpNaming() {
    Element el = Document.get().getElementsByTagName(HeadElement.TAG).getItem(0);
    NodeList<Element> els = el.getElementsByTagName(MetaElement.TAG);
    for (int i = 0; i < els.getLength(); i++) {
        if (SerenityResources.GENERATOR.equalsIgnoreCase(els.getItem(i).getAttribute(SerenityResources.NAME))) {
            return els.getItem(i).getAttribute(SerenityResources.CONTENT);
        }/*from   www  .j  a va2s  . co  m*/
    }
    return SerenityResources.MSG.wordpress_Name();
}

From source file:com.seanchenxi.gwt.serenity.client.SerenityUtil.java

License:Apache License

public static String getWpBaseUrl() {
    Element el = Document.get().getElementsByTagName(HeadElement.TAG).getItem(0);
    NodeList<Element> els = el.getElementsByTagName(MetaElement.TAG);
    for (int i = 0; i < els.getLength(); i++) {
        if (SerenityResources.URL.equalsIgnoreCase(els.getItem(i).getAttribute(SerenityResources.NAME))) {
            return els.getItem(i).getAttribute(SerenityResources.CONTENT);
        }/*  ww  w.ja  v a2s.co m*/
    }
    return StringPool.SLASH;
}

From source file:com.sencha.gxt.core.client.dom.XElement.java

License:sencha.com license

/**
 * Inserts the elements before this element.
 * /*from   ww  w.  ja v  a  2 s  .c  om*/
 * @param elements the elements to insert
 */
public final void insertBefore(NodeList<Element> elements) {
    Element parent = getParentElement();
    assert parent != null : "cannot insertBefore with null parent";
    for (int i = 0, len = elements.getLength(); i < len; i++) {
        parent.insertBefore(elements.getItem(0), this);
    }
}

From source file:com.sencha.gxt.core.client.dom.XElement.java

License:sencha.com license

/**
 * Replace one class name with another./*from   ww  w.  j a v a  2 s .co  m*/
 * 
 * @param oldClassName the class name to be replaced
 * @param newClassName the class name to replace it
 * @param deep true to class names on child elements
 */
public final void replaceClassName(String oldClassName, String newClassName, boolean deep) {
    removeClassName(oldClassName);
    addClassName(newClassName);
    NodeList<Element> nodes = select("." + oldClassName);
    for (int i = 0; i < nodes.getLength(); i++) {
        nodes.getItem(i).replaceClassName(oldClassName, newClassName);
    }
}