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

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:com.smartgwt.mobile.client.util.Page.java

License:Open Source License

@SGWTInternal
public static void _updateViewport(Float scale, String width, String height, Boolean scalable,
        String extraViewportParams) {
    final StringBuilder sb = new StringBuilder();

    if (scale != null) {
        sb.append("initial-scale=").append(scale.floatValue());
    }//ww w.ja v  a2s  . co m
    if (width != null) {
        if (sb.length() != 0)
            sb.append(", ");
        sb.append("width=").append(width);
    }
    if (height != null) {
        if (sb.length() != 0)
            sb.append(", ");
        sb.append("height=").append(height);
    }
    if (scalable != null) {
        if (sb.length() != 0)
            sb.append(", ");
        sb.append("user-scalable=").append(scalable.booleanValue() ? "yes" : "no");
        // setting user-scalable to 'no' seems to reliably disable pinch zooming
        // However on pivot the iPhone zooms by default and this seems to still occur
        // with user-scalable set to 'no'. If a desired 'scale' was specified,
        // setting the min/max scale to it appears to really disable scale on pivot
        if (scalable == false && scale != null) {
            sb.append(", minimum-scale=").append(scale.floatValue()).append(", maximum-scale=")
                    .append(scale.floatValue());
        }
    }
    if (extraViewportParams != null && !extraViewportParams.isEmpty()) {
        if (sb.length() > 0)
            sb.append(", ");
        sb.append(extraViewportParams);
    }

    final NodeList<Element> metaTags = Document.get().getElementsByTagName("meta");
    MetaElement vpTag = null;
    // remove all but the last viewport <meta> tag and select the last one
    for (int i = 0; i < metaTags.getLength(); /*empty*/) {
        if ("viewport".equals(metaTags.getItem(i).<MetaElement>cast().getName())) {
            if (vpTag != null) {
                vpTag.getParentNode().removeChild(vpTag);
                vpTag = metaTags.getItem(i - 1).cast();
            } else {
                vpTag = metaTags.getItem(i).cast();
                ++i;
            }
        } else
            ++i;
    }
    if (vpTag != null) {
        vpTag.setContent(sb.toString());
    } else {
        vpTag = Document.get().createMetaElement();
        vpTag.setName("viewport");
        vpTag.setContent(sb.toString());
        Document.get().getElementsByTagName("head").getItem(0).appendChild(vpTag);
    }
}

---

From source file:com.smartgwt.mobile.client.widgets.tableview.TableView.java

License:Open Source License

private Element findLoadMoreRecordsElement() {
    if (_ul != null) {
        final NodeList<Node> children = _ul.getChildNodes();
        for (int ri = children.getLength(); ri > 0; --ri) {
            final Node child = children.getItem(ri - 1);
            if (child.getNodeType() != Node.ELEMENT_NODE)
                continue;
            final Element childElem = (Element) child;
            if (childElem.hasAttribute(IS_LOAD_MORE_RECORDS_ATTRIBUTE_NAME)) {
                return childElem;
            }/*from w ww.j  av a 2s .  c  o m*/
        }
    }
    return null;
}

---

From source file:com.smartgwt.mobile.client.widgets.tableview.TableView.java

License:Open Source License

@SGWTInternal
protected Integer _findRecordIndex(Element element) {
    if (element == null) {
        return null;
    }/*from  ww w.  j  a  v a2  s .c  om*/
    while (!element.hasAttribute(RECORD_INDEX_ATTRIBUTE_NAME)) {
        element = element.getParentElement();
        if (element == null) {
            break;
        }
    }
    boolean found = false;
    if (element != null) {
        if (element.getTagName().equalsIgnoreCase("li")) {
            Element parent = element.getParentElement();
            Element thisElement = this.getElement();
            while (parent != null) {
                if (parent == thisElement) {
                    found = true;
                    break;
                }
                parent = parent.getParentElement();
            }
        } else {
            NodeList<Node> nodes = element.getChildNodes();
            for (int i = 0; i < nodes.getLength(); ++i) {
                Node node = nodes.getItem(i);
                if (element == node) {
                    found = true;
                    break;
                }
            }
        }
    }
    if (found) {
        assert element != null;
        return Integer.valueOf(element.getAttribute(RECORD_INDEX_ATTRIBUTE_NAME));
    }
    return null;
}

---

From source file:com.smartgwt.mobile.client.widgets.tableview.TableView.java

License:Open Source License

@Override
public void onBrowserEvent(Event event) {
    super.onBrowserEvent(event);

    if (!isEnabled())
        return;/*w  ww.ja v a  2  s .  co m*/
    final Element targetElem = EventUtil.getTargetElem(event);
    if (targetElem != null) {
        final Element element;
        final JsArray<Touch> touches;
        final int clientX, clientY;
        final boolean wasContextClickFired;
        switch (event.getTypeInt()) {
        case Event.ONMOUSEDOWN:
            onStart(event, null);
            break;
        case Event.ONTOUCHSTART:
            touches = event.getTouches();
            if (touches.length() == 1 && touchIdentifier == null) {
                onStart(event, touches.get(0));
            } else {
                // Another finger is touching the screen.
                onEnd(event);
            }
            break;
        case Event.ONMOUSEMOVE:
            if (touchActive) {
                clientX = event.getClientX();
                clientY = event.getClientY();
                if (Math.abs(touchPointX - clientX) >= 10 || Math.abs(touchPointY - clientY) >= 10) {
                    onEnd(event);
                }
            }
            break;
        case Event.ONTOUCHMOVE:
            if (touchActive) {
                touches = event.getTouches();
                if (touches.length() == 1 && touchIdentifier != null) {
                    final Touch touch = touches.get(0);
                    if (touch.getIdentifier() == touchIdentifier.intValue()) {
                        clientX = touch.getClientX();
                        clientY = touch.getClientY();
                        if (Math.abs(touchPointX - clientX) >= 10 || Math.abs(touchPointY - clientY) >= 10) {
                            onEnd(event);
                        }
                    }
                }
            }
            break;
        case Event.ONMOUSEUP:
        case Event.ONMOUSEOUT:
        case Event.ONTOUCHEND:
        case Event.ONTOUCHCANCEL:
            element = activeElement;
            wasContextClickFired = contextClickFired;
            onEnd(event);
            if (element != null && wasContextClickFired) {
                onClick(element, null);
            }
            break;

        case Event.ONCLICK:
            if (!isEnabled())
                return;

            element = _findElement(event);
            onClick(element, targetElem);
            break;

        case Event.ONCONTEXTMENU:
            if (!isEnabled())
                return;

            element = _findElement(event);
            if (element != null) {
                // Find the "context clickable element".
                // The context clickable element is the title element, unless there
                // is no title element, in which case it is the <li>.
                Element contextClickableElement = element;
                final NodeList<Node> children = element.getChildNodes();
                final int children_length = children.getLength();
                for (int i = 0; i < children_length; ++i) {
                    final Node child = children.getItem(i);
                    if (child.getNodeType() != Node.ELEMENT_NODE)
                        continue;
                    final Element childElem = (Element) child;
                    if (ElementUtil.hasClassName(childElem, TableView.RECORD_TITLE_CLASS_NAME)) {
                        contextClickableElement = childElem;
                        if (touchActive)
                            contextClickFired = true;
                        break;
                    }
                }

                if (contextClickableElement.isOrHasChild(targetElem)) {
                    final Integer recordIndex = _findRecordIndex(element);
                    if (recordIndex != null) {
                        final Record record = _getData().get(recordIndex.intValue());
                        final boolean cancelled = RowContextClickEvent._fire(this, -1, record,
                                recordIndex.intValue());
                        if (!cancelled) {
                            final Menu contextMenu = getContextMenu();
                            if (contextMenu != null) {
                                contextClickableElement.addClassName(_CSS.contextClickedElementClass());
                                final Object recordID = getRecordId(record);
                                final Element li = elementMap.get(recordID);
                                assert li != null;
                                final Element finalContextClickableElement = contextClickableElement;
                                new BeforeMenuHiddenHandler() {

                                    private HandlerRegistration beforeMenuHiddenRegistration = contextMenu
                                            ._addBeforeMenuHiddenHandler(this);

                                    @Override
                                    public void _onBeforeMenuHidden(BeforeMenuHiddenEvent event) {
                                        beforeMenuHiddenRegistration.removeHandler();
                                        finalContextClickableElement
                                                .removeClassName(_CSS.contextClickedElementClass());
                                    }
                                };
                                contextMenu._showAt(this, event.getClientX(), event.getClientY(),
                                        contextClickableElement.getAbsoluteLeft(),
                                        contextClickableElement.getAbsoluteRight(),
                                        contextClickableElement.getAbsoluteTop(),
                                        contextClickableElement.getAbsoluteBottom());
                                if (touchActive)
                                    contextClickFired = true;
                                break;
                            }
                        }
                    }
                }
            }
            break;
        }
    }
}

---

From source file:com.smartgwt.mobile.client.widgets.tableview.TableView.java

License:Open Source License

@SGWTInternal
protected void _setSelected(Element element) {
    final SelectionStyle selectionType = getSelectionType();
    assert selectionType != null && selectionType != SelectionStyle.NONE;
    if (!hasClassName(element, _CSS.selectedTableViewRowClass())
            && !hasClassName(element, _CSS.selectedTableViewRowHasIconClass())) {
        if (showSelectedIcon) {
            element.addClassName(_CSS.selectedTableViewRowHasIconClass());
            if (selectionType == SelectionStyle.SINGLE || selectedIcon != null) {
                SpanElement span = Document.get().createSpanElement();
                span.addClassName(_CSS.selectedClass());
                Image image = selectedIcon != null ? new Image(selectedIcon)
                        : impl.getDefaultSingleSelectionIcon();
                image.getElement().addClassName(_CSS.selectedClass());
                span.setInnerHTML(image.toString());
                element.insertFirst(span);
            } else {
                assert selectionType != SelectionStyle.SINGLE;
                assert selectionType == SelectionStyle.MULTIPLE;

                // Find the .selection-disclosure element and add class `CSS.checkedSelectionOrDeleteDisclosureClass()'.
                NodeList<Node> children = element.getChildNodes();
                final int children_length = children.getLength();
                int i = 0;
                for (; i < children_length; ++i) {
                    final Node n = children.getItem(i);
                    if (n.getNodeType() != Node.ELEMENT_NODE) {
                        continue;
                    }//from  w  w  w  . j a v a  2  s . com
                    final Element child = Element.as(n);
                    if (hasClassName(child, _CSS.recordSelectionDisclosureClass())) {
                        child.addClassName(_CSS.checkedSelectionOrDeleteDisclosureClass());
                        break;
                    }
                }
                assert i < children_length;
            }
        } else {
            element.removeClassName(_CSS.clearingTemporaryTableViewRowSelectionClass());
            element.addClassName(_CSS.selectedTableViewRowClass());
        }
    }
}

---

From source file:com.smartgwt.mobile.client.widgets.tableview.TableView.java

License:Open Source License

@SGWTInternal
protected void _clearSelected(Element element) {
    if (element == null)
        return;/*from   www. j  a  v  a 2s .  com*/
    element.removeClassName(_CSS.selectedTableViewRowClass());
    element.removeClassName(_CSS.selectedTableViewRowHasIconClass());
    if (showSelectedIcon) {
        final SelectionStyle selectionType = getSelectionType();
        if (selectionType == SelectionStyle.SINGLE) {
            NodeList<Node> children = element.getChildNodes();
            final int children_length = children.getLength();
            for (int i = 0; i < children_length; ++i) {
                final Node n = children.getItem(i);
                if (n.getNodeType() != Node.ELEMENT_NODE) {
                    continue;
                }
                final Element child = Element.as(n);
                if (hasClassName(child, _CSS.selectedClass())) {
                    element.removeChild(child);
                    break;
                }
            }
        } else if (selectionType == SelectionStyle.MULTIPLE) {
            NodeList<Node> children = element.getChildNodes();
            final int children_length = children.getLength();
            for (int i = 0; i < children_length; ++i) {
                final Node n = children.getItem(i);
                if (n.getNodeType() != Node.ELEMENT_NODE) {
                    continue;
                }
                final Element child = Element.as(n);
                if (hasClassName(child, _CSS.recordSelectionDisclosureClass())) {
                    child.removeClassName(_CSS.checkedSelectionOrDeleteDisclosureClass());
                }
            }
        }
    }
}

---

From source file:com.tasktop.c2c.server.common.profile.web.client.TextBoxCell.java

License:Open Source License

private InputElement findFirstInputElement(Element parent) {

    NodeList<Element> inputChildren = parent.getElementsByTagName("input");

    if (inputChildren == null || inputChildren.getLength() == 0) {
        return null;
    } else {//  w w  w  . j a va 2 s . com
        // Return the first tag in the list.
        return (InputElement) inputChildren.getItem(0);
    }
}

---

From source file:com.tasktop.c2c.server.tasks.client.widgets.wiki.WikiHTMLPanel.java

License:Open Source License

public void setWikiHTML(String wikiHtml) {

    // First, clear out previous contents.
    super.clear();

    // Add all of our HTML to our element so that it gets converted to DOM format.
    HTML html = new HTML(wikiHtml);
    super.add(html);

    // Then, find all of our anchors and see if they are task links
    NodeList<Element> anchors = this.getElement().getElementsByTagName("a");

    for (int i = 0; i < anchors.getLength(); i++) {
        Element curElem = anchors.getItem(i);
        // Grab out our href
        String href = curElem.getAttribute("href");

        if (isTaskAnchor(href)) {
            String internalUrl = href.substring(href.indexOf("#"));

            // We need to do some fancy footwork here in order to inject a TaskAnchor into the body of this page -
            // hold on tight, it's going to get a bit bumpy.

            // First, grab the text inside the anchor - we'll use this and the href to construct our TaskAnchor.
            String label = curElem.getInnerText();

            // Next, replace our existing anchor with a <span>-based HTMLPanel - we do this to ensure we are
            // preserving our location within the DOM tree (i.e. inserting our TaskAnchor at the right point in the
            // Document)
            HTMLPanel panel = new HTMLPanel("span", "") {
                @Override/* w w w. ja v  a  2  s.  com*/
                public void add(Widget widget) {
                    // Very ugly hack - need to call onAttach(), but it's a protected method. Sooo, we insert that
                    // call in the add() method, which we'll call one time further inside this method, to ensure
                    // that the widget is attached (otherwise it won't bind, and we won't get the normal Widget
                    // behaviour, which is required for our TaskAnchor hovers to work).
                    // If you are reading this comment and you know of a better way to handle this, you are
                    // honour-bound to implement it and remove this hack.
                    onAttach();
                    super.add(widget);
                }
            };
            curElem.getParentElement().replaceChild(panel.getElement(), curElem);

            // Next, wrap that span in an HTML widget - this is done so that we can then inject our TaskAnchor as a
            // widget.
            panel.add(createTaskAnchor(label, internalUrl));
        }
    }
}

---

From source file:com.uni.hs13.visupoll.client.OptGroupListBox.java

License:Apache License

/**
 * Adds a new OPTGROUP item to the ListBox. If the name of the group already exists, the group
 * item will <strong>not</strong> be created.
 * //from w w  w .j  ava  2 s. c  o m
 * @param groupName The name of the group.
 * @return {@code true}, if the name does not already exist, otherwise {@code false}.
 */
public boolean addGroup(final String groupName) {
    // check if this group already exists
    SelectElement selectElement = this.getElement().cast();
    NodeList<Element> elementsByTagName = selectElement.getElementsByTagName("*");

    for (int i = 0; i < elementsByTagName.getLength(); i++) {
        Element item = elementsByTagName.getItem(i);

        if (OptGroupListBoxItemType.GROUP.getItemNodeName().equals(item.getNodeName())) {
            OptGroupElement castedElement = (OptGroupElement) item;
            if (castedElement.getLabel().equals(groupName)) {
                return false;
            }
        }
    }

    // okay, it does not already exist... create it
    OptGroupElement groupElement = Document.get().createOptGroupElement();
    groupElement.setLabel(groupName);
    SelectElement select = this.getElement().cast();
    select.appendChild(groupElement);
    latestOptGroupElement = groupElement;
    return true;
}

---

From source file:com.uni.hs13.visupoll.client.OptGroupListBox.java

License:Apache License

/**
 * Adds a new OPTION item to the ListBox. If the <em>key</em> of this item already exists, the
 * item will <strong>not</strong> be created (existing <em>label</em> is fine, though). Otherwise
 * it will be added to the last created OPTGROUP item. If no OPTGROUP item exists, the OPTION item
 * will be created without a OPTGROUP parent item.
 * //w  w w .ja  v a2s  . c  o  m
 * @param key the key of the OPTION item
 * @param label the label of the OPTION item
 * @return {@code true}, if the key of the item does not already exist, otherwise {@code false}.
 */
public boolean addGroupItem(final String key, final String label) {
    // check if this item already exists
    SelectElement selectElement = this.getElement().cast();
    NodeList<Element> elementsByTagName = selectElement.getElementsByTagName("*");

    for (int i = 0; i < elementsByTagName.getLength(); i++) {
        Element item = elementsByTagName.getItem(i);

        if (OptGroupListBoxItemType.OPTION.getItemNodeName().equals(item.getNodeName())) {
            OptionElement castedElement = (OptionElement) item;
            if (castedElement.getValue().equals(key)) {
                return false;
            }
        }
    }

    // okay, it does not already exist... create it
    if (latestOptGroupElement == null) {
        this.addItem(label, key);
    } else {
        OptionElement optElement = Document.get().createOptionElement();
        optElement.setInnerText(label);
        optElement.setValue(key);
        latestOptGroupElement.appendChild(optElement);
    }
    return true;
}

---

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