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

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

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Introduction

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

Prototype

public T getItem(int index)

Source Link

Usage

From source file:org.kaaproject.avro.ui.gwt.client.widget.grid.AvroUiDataGrid.java

License:Apache License

@Override
protected boolean resetFocusOnCell() {
    boolean focused = false;
    if (hasFilterHeaders() && filterFocusedCellColumn > -1 && filterFocusedCellRow > -1) {
        TableSectionElement thead = getTableHeadElement();
        NodeList<TableRowElement> rows = thead.getRows();
        if (filterFocusedCellRow < rows.getLength()) {
            TableRowElement row = rows.getItem(filterFocusedCellRow);
            NodeList<TableCellElement> cells = row.getCells();
            if (filterFocusedCellColumn < cells.getLength()) {
                TableCellElement cell = cells.getItem(filterFocusedCellColumn);
                if (getHeaderBuilder().isHeader(cell)) {
                    Header<?> header = getHeaderBuilder().getHeader(cell);
                    Context context = new Context(0, 0, header.getKey());
                    focused = resetFocusOnFilterCellImpl(context, header, cell);
                }//ww w .  jav a2 s. c om
            }
        }
    }
    if (!focused) {
        focused = super.resetFocusOnCell();
    }
    return focused;
}

From source file:org.kuali.student.common.ui.client.widgets.KSLightBox.java

License:Educational Community License

private void grabFocus() {
    Widget mainContent = contentPanel.getWidget();
    NodeList<Element> nodeList = mainContent.getElement().getElementsByTagName("*");
    for (int i = 0; i < nodeList.getLength(); i++) {
        Element e = nodeList.getItem(i);
        if (FOCUSABLE_TAGS.contains(e.getTagName().toUpperCase())) {
            e.focus();//from ww w .  j  a  va 2  s. co  m
            return;
        }
    }

}

From source file:org.lightframe.components.client.ui.VWindowManager.java

License:Apache License

public void updateFromUIDL(UIDL uidl, ApplicationConnection client) {
    // This call should be made first. Ensure correct implementation,
    // and let the containing layout manage caption, etc.
    if (client.updateComponent(this, uidl, true)) {
        return;/*from  www .  j  ava 2 s.  c  o  m*/
    }

    // Save reference to server connection object to be able to send
    // user interaction later
    this.client = client;

    // Save the UIDL identifier for the component
    uidlId = uidl.getId();

    if (uidl.hasAttribute(ATTRIBUTE_SC_WINDOW_NAMES)) {
        // ugly way to clear all elements.
        getElement().setInnerHTML("");

        final String[] names = uidl.getStringArrayAttribute(ATTRIBUTE_SC_WINDOW_NAMES);
        for (final String name : names) {
            final Element windowBox = DOM.createDiv();

            windowBox.setInnerHTML(name);
            windowBox.setClassName(WINDOWBOX_CLASSNAME);
            DOM.sinkEvents(windowBox, Event.ONCLICK | Event.ONCONTEXTMENU);

            DOM.appendChild(getElement(), windowBox);
        }

        windowCount = names.length;

    }

    if (uidl.hasAttribute(ATTRIBUTE_SC_WINDOW_MINIMZED)) {
        final int[] minimized = uidl.getIntArrayAttribute(ATTRIBUTE_SC_WINDOW_MINIMZED);
        final NodeList<Node> windowBoxes = getElement().getChildNodes();

        for (int i = 0; i < windowBoxes.getLength(); i++) {
            final Element windowBox = (Element) windowBoxes.getItem(i);
            windowBox.setClassName(minimized[i] == 1 ? WINDOWBOX_CLASSNAME_MINIMIZED : WINDOWBOX_CLASSNAME);
        }
    }
}

From source file:org.lightframe.components.client.ui.VWindowManager.java

License:Apache License

private int getWindowBoxIndex(Element windowBox) {
    final NodeList<Node> siblings = windowBox.getParentNode().getChildNodes();

    for (int i = 0; i < siblings.getLength(); i++) {
        final Node sibling = siblings.getItem(i);
        if (sibling.equals(windowBox)) {
            return i;
        }/*from   ww  w.  j ava2s . c o  m*/
    }

    return -1;
}

From source file:org.nsesa.editor.gwt.core.client.ui.document.sourcefile.content.ContentController.java

License:EUPL

/**
 * Get the root element node(s) that is/are set on the
 * {@link org.nsesa.editor.gwt.core.client.ui.document.sourcefile.content.ContentView#getContentElement()}
 *
 * @return the root element//from   w w  w . j a  v a  2  s.co m
 */
public Element[] getContentElements() {
    if (!contentLoaded) {
        throw new RuntimeException("Content not yet available.");
    }
    final List<Element> elements = new ArrayList<Element>();
    final NodeList<Node> childNodes = view.getContentElement().getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.getItem(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            elements.add(Element.as(node));
        }
    }
    return elements.toArray(new Element[elements.size()]);
}

From source file:org.nsesa.editor.gwt.core.client.ui.overlay.DefaultFormatter.java

License:EUPL

/**
 * This method is in facto responsible with the xml generation. For each child of the given
 * overlay widget ({@link org.nsesa.editor.gwt.core.client.ui.overlay.document.OverlayWidget#getChildOverlayWidgets()})
 * it tries to find out the corresponding browser element node and to extract from there the text content and the
 * css attributes values. The process continue then recursively for all descendants of the original overlay widget.
 *
 * @param widget     The overlay widget that will be processed
 * @param namespaces The map of all namespaces used in overlay widget and its descendants
 * @param rootNode   True if the//from w ww .  j av  a  2s .  c  om
 * @param depth
 * @return Xml representation of overlay widget as String
 */
public String toXMLElement(final OverlayWidget widget, final Map<String, String> namespaces,
        final boolean rootNode, int depth) {
    final StringBuilder sb = new StringBuilder();
    final String indent = withIndentation ? TextUtils.repeat(depth, "  ") : "";
    sb.append(indent).append("<");
    if (rootNode) {
        sb.append(widget.getType());
        for (final Map.Entry<String, String> entry : namespaces.entrySet()) {
            if (DEFAULT_NAMESPACE.equals(entry.getValue())) {
                // this is the default namespace
                sb.append(" xmlns=\"").append(widget.getNamespaceURI()).append("\"");
            } else {
                // prefixed namespace
                sb.append(" xmlns:").append(entry.getValue()).append("=\"").append(entry.getKey()).append("\"");
            }
        }
    } else {
        final String prefix = namespaces.get(widget.getNamespaceURI());
        if (!DEFAULT_NAMESPACE.equals(prefix)) {
            sb.append(prefix).append(":");
        }
        sb.append(widget.getType());
    }
    //get the attributes
    final LinkedHashMap<String, String> attrs = widget.getAttributes();
    if (!attrs.isEmpty()) {
        for (final Map.Entry<String, String> entry : attrs.entrySet()) {
            // do not add the class attribute
            if (!"class".equalsIgnoreCase(entry.getKey())) {
                if (entry.getValue() != null && entry.getValue().length() > 0) {
                    sb.append(" ").append(entry.getKey()).append("=").append("\"").append(entry.getValue())
                            .append("\"");
                }
            }
        }
    }
    sb.append(">");
    Element element = widget.getOverlayElement();
    NodeList<Node> nodes = element.getChildNodes();
    int length = nodes.getLength();
    if (length == 0) {
        // the root is all the time a new one
        // apply xml transformation for children
        for (final OverlayWidget child : widget.getChildOverlayWidgets()) {
            sb.append(toXMLElement(child, namespaces, false, depth + 1).trim());
        }
    } else {
        for (int i = 0; i < length; i++) {
            final short nodeType = nodes.getItem(i).getNodeType();
            Element childElement = nodes.getItem(i).cast();
            switch (nodeType) {
            case Node.ELEMENT_NODE:
                // get the amendable widget corresponding to this child and apply xml transformation
                // hopefully there is one amendable widget linked to this node
                OverlayWidget child = null;
                // try to find out a amendable widget linked to childElement
                for (OverlayWidget aw : widget.getChildOverlayWidgets()) {
                    if (aw.getOverlayElement().equals(childElement)) {
                        child = aw;
                        break;
                    }
                }
                if (child != null) {
                    sb.append(toXMLElement(child, namespaces, false, depth + 1));
                } else {
                    LOG.warning("No amendable child widget found for element " + childElement.getInnerHTML());
                }
                break;
            case Node.TEXT_NODE:
                sb.append(TextUtils.escapeXML(nodes.getItem(i).getNodeValue()));
                //sb.append(nodes.getItem(i).getNodeValue().trim());
                break;
            case Node.DOCUMENT_NODE:
                LOG.log(Level.WARNING, "There should be no document node here for " + element.getInnerHTML());
                break;
            }
        }
    }
    sb.append("</");
    final String prefix = namespaces.get(widget.getNamespaceURI());
    if (!DEFAULT_NAMESPACE.equals(prefix)) {
        sb.append(prefix).append(":");
    }
    sb.append(widget.getType()).append(">");
    return sb.toString();
}

From source file:org.nsesa.editor.gwt.core.client.ui.overlay.document.OverlayStrategySupport.java

License:EUPL

/**
 * Returns a list of all the amendable elements under this element by
 * enumerating the elements under the 'children' element of this element.
 * <p/>//from  w  ww  .ja v  a2 s .c o  m
 * If there is no children element, an empty list will be returned.
 *
 * @return the list of children.
 */
public final List<Element> getChildren(Element element) {
    NodeList<Node> nodes = element.getChildNodes();
    List<Element> amendableElements = new ArrayList<Element>();
    int length = 0;
    try {
        length = nodes.getLength();
    } catch (Exception e) {
        LOG.log(Level.WARNING, "Caught exception (probably under Chrome): " + e, e);
    }
    for (int i = 0; i < length; i++) {
        if (nodes.getItem(i).getNodeType() == Node.ELEMENT_NODE) {
            Element el = nodes.getItem(i).cast();

            // do not include any of the 'property' tags
            // these elements are not included in our tree, but can be searched by their parent later on, to
            // get certain properties such as content, num, ...
            if (!asProperties.contains(el.getAttribute("type").toUpperCase())) {
                amendableElements.add(el);
            }
        }
    }
    return amendableElements;
}

From source file:org.nsesa.editor.gwt.core.client.ui.overlay.HTMLFormatter.java

License:EUPL

/**
 * This method is in facto responsible with the xml generation. For each child of the given
 * overlay widget ({@link org.nsesa.editor.gwt.core.client.ui.overlay.document.OverlayWidget#getChildOverlayWidgets()})
 * it tries to find out the corresponding browser element node and to extract from there the text content and the
 * css attributes values. The process continue then recursively for all descendants of the original overlay widget.
 *
 * @param widget The overlay widget that will be processed
 * @param depth/*  www  . j av  a  2  s.  c o m*/
 * @return Xml representation of overlay widget as String
 */
public String toHTMLElement(final OverlayWidget widget, boolean withIndentation, int depth) {

    final StringBuilder sb = new StringBuilder();
    final String indent = withIndentation ? TextUtils.repeat(depth, "  ") : "";
    if (!widget.getOverlayElement().getClassName().contains(widget.getType()))
        widget.getOverlayElement().addClassName(widget.getType());
    sb.append(indent).append("<span class=\"").append(widget.getOverlayElement().getClassName())
            .append("\" data-type=\"").append(widget.getType()).append("\"").append(" data-ns=\"")
            .append(widget.getNamespaceURI()).append("\"");
    //get the attributes
    final LinkedHashMap<String, String> attrs = widget.getAttributes();
    if (!attrs.isEmpty()) {
        for (final Map.Entry<String, String> entry : attrs.entrySet()) {
            // do not add the class attribute
            if (!"class".equalsIgnoreCase(entry.getKey())) {
                if (entry.getValue() != null && entry.getValue().length() > 0) {
                    sb.append(" ").append(entry.getKey()).append("=").append("\"").append(entry.getValue())
                            .append("\"");
                }
            }
        }
    }
    // add class names
    sb.append(">");
    Element element = widget.getOverlayElement();
    NodeList<Node> nodes = element.getChildNodes();
    int length = nodes.getLength();
    if (length == 0) {
        // the root is all the time a new one
        // apply xml transformation for children
        for (final OverlayWidget child : widget.getChildOverlayWidgets()) {
            sb.append(toHTMLElement(child, false, depth + 1).trim());
        }
    } else {
        for (int i = 0; i < length; i++) {
            final short nodeType = nodes.getItem(i).getNodeType();
            Element childElement = nodes.getItem(i).cast();
            switch (nodeType) {
            case Node.ELEMENT_NODE:
                // get the amendable widget corresponding to this child and apply xml transformation
                // hopefully there is one amendable widget linked to this node
                OverlayWidget child = null;
                // try to find out a amendable widget linked to childElement
                for (OverlayWidget aw : widget.getChildOverlayWidgets()) {
                    if (aw.getOverlayElement().equals(childElement)) {
                        child = aw;
                        break;
                    }
                }
                if (child != null) {
                    sb.append(toHTMLElement(child, false, depth + 1).trim());
                } else {
                    LOG.warning("No amendable child widget found for element " + childElement.getNodeName());
                    sb.append(DOM.toString((com.google.gwt.user.client.Element) childElement.cast()));
                }
                break;
            case Node.TEXT_NODE:
                sb.append(TextUtils.escapeXML(nodes.getItem(i).getNodeValue().trim()));
                //sb.append(nodes.getItem(i).getNodeValue().trim());
                break;
            case Node.DOCUMENT_NODE:
                LOG.log(Level.WARNING, "There should be no document node here for " + element.getInnerHTML());
                break;
            }
        }
    }
    sb.append("</span>");
    return sb.toString();
}

From source file:org.nsesa.editor.gwt.core.client.util.NodeUtil.java

License:EUPL

public static Text getText(final Node node, boolean includeChildren) {
    final NodeList<Node> childNodes = node.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node child = childNodes.getItem(i);
        if (child.getNodeType() == Node.TEXT_NODE) {
            return (Text) child;
        } else if (child.getNodeType() == Node.ELEMENT_NODE) {
            return getText(child, includeChildren);

        }/*from  ww  w  .  jav  a 2s .  c o m*/
    }
    return null;
}

From source file:org.nsesa.editor.gwt.core.client.util.NodeUtil.java

License:EUPL

public static void walk(final Node node, final NodeVisitor visitor) {
    visitor.visit(node);//  w w w  .  ja v a  2s. c o m
    final NodeList<Node> childNodes = node.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node child = childNodes.getItem(i);
        walk(child, visitor);
    }
}