Examples with Element elemental.dom.Element used on opensource projects

Example 21 with Element

use of elemental.dom.Element in project che by eclipse.

the class AnnotationGroupImpl method updateIconVisibility.

private void updateIconVisibility() {
    int maxLayer = 0;
    final HTMLCollection children = asElemental().getChildren();
    for (int i = 0; i < children.length(); i++) {
        final Node child = (Node) children.at(i);
        if (child instanceof elemental.dom.Element) {
            final elemental.dom.Element element = (elemental.dom.Element) child;
            final Mappable dataset = element.getDataset();
            final int layer = getLayer(dataset);
            if (maxLayer < layer) {
                maxLayer = layer;
            }
        }
    }
    for (int i = 0; i < children.length(); i++) {
        final Node child = (Node) children.at(i);
        if (child instanceof elemental.dom.Element) {
            final elemental.dom.Element element = (elemental.dom.Element) child;
            final Mappable dataset = element.getDataset();
            final int layer = getLayer(dataset);
            if (layer >= maxLayer) {
                element.getStyle().removeProperty("display");
            } else {
                element.getStyle().setDisplay("none");
            }
        }
    }
}

Example 22 with Element

use of elemental.dom.Element in project che by eclipse.

the class ScrollbarSizeCalculator method createContainer.

private Element createContainer() {
    Element container = Elements.createDivElement();
    final int containerSize = 500;
    CSSStyleDeclaration containerStyle = container.getStyle();
    containerStyle.setWidth(containerSize, CSSStyleDeclaration.Unit.PX);
    containerStyle.setHeight(containerSize, CSSStyleDeclaration.Unit.PX);
    containerStyle.setPosition(CSSStyleDeclaration.Position.ABSOLUTE);
    containerStyle.setLeft(-containerSize, CSSStyleDeclaration.Unit.PX);
    containerStyle.setTop(-containerSize, CSSStyleDeclaration.Unit.PX);
    Elements.getBody().appendChild(container);
    return container;
}

Example 23 with Element

use of elemental.dom.Element in project che by eclipse.

the class Tooltip method ensureContent.

/**
     * Creates the dom for this tooltip's content.
     * <p/>
     * <code>
     * <div class="tooltipPosition">
     * <div class="tooltip tooltipAbove/Below/Left/Right">
     * tooltipText
     * <div class="tooltipTriangle"></div>
     * </div>
     * </div>
     * </code>
     */
private void ensureContent() {
    if (contentElement == null) {
        contentElement = renderer.renderDom();
        if (contentElement == null) {
            // Guard against malformed renderers.
            Log.warn(getClass(), "Renderer for tooltip returned a null content element");
            contentElement = Elements.createDivElement();
            contentElement.setTextContent("An empty Tooltip!");
        }
        if (title != null) {
            // Insert a title if one is set.
            Element titleElem = Elements.createElement("b");
            titleElem.setTextContent(title);
            Element breakElem = Elements.createBRElement();
            contentElement.insertBefore(breakElem, contentElement.getFirstChild());
            contentElement.insertBefore(titleElem, contentElement.getFirstChild());
        }
        // Set the maximum width.
        setMaxWidth(maxWidth);
        Elements.addClassName(css.tooltip(), contentElement);
        Element triangle = Elements.createDivElement(css.triangle());
        contentElement.appendChild(triangle);
        setPositionStyle();
    }
}

Example 24 with Element

use of elemental.dom.Element in project che by eclipse.

the class SimpleList method attachEventHandlers.

private void attachEventHandlers() {
    getView().addEventListener(Event.CLICK, new EventListener() {

        @Override
        public void handleEvent(Event evt) {
            Element listItemElem = CssUtils.getAncestorOrSelfWithClassName((Element) evt.getTarget(), css.listItem());
            if (listItemElem == null) {
                Log.warn(SimpleList.class, "Unable to find an ancestor that was a list item for a click on: ", evt.getTarget());
                return;
            }
            ListItem<M> listItem = ListItem.cast(listItemElem);
            eventDelegate.onListItemClicked(listItem, listItem.getData());
        }
    }, false);
    getView().addEventListener(Event.DBLCLICK, new EventListener() {

        @Override
        public void handleEvent(Event evt) {
            Element listItemElem = CssUtils.getAncestorOrSelfWithClassName((Element) evt.getTarget(), css.listItem());
            if (listItemElem == null) {
                Log.warn(SimpleList.class, "Unable to find an ancestor that was a list item for a click on: ", evt.getTarget());
                return;
            }
            ListItem<M> listItem = ListItem.cast(listItemElem);
            eventDelegate.onListItemDoubleClicked(listItem, listItem.getData());
        }
    }, false);
}

Example 25 with Element

use of elemental.dom.Element in project che by eclipse.

the class DomUtils method calculateElementOffset.

/**
     * Returns an offset to the top-left of a child element relative to the
     * top-left of an ancestor element, optionally including any scroll top or
     * left in elements from the ancestor (inclusive) to the child (exclusive).
     *
     * @param ancestorElement
     *         optional, if null the offset from the top-left of
     *         the page will be given. Should not be the childElement.
     */
@Deprecated
public static Offset calculateElementOffset(Element childElement, Element ancestorElement, boolean includeScroll) {
    Offset offset = new Offset();
    Element element = childElement;
    for (; element.getOffsetParent() != null && element != ancestorElement; element = element.getOffsetParent()) {
        offset.top += element.getOffsetTop();
        offset.left += element.getOffsetLeft();
        if (!includeScroll) {
            offset.top -= element.getOffsetParent().getScrollTop();
            offset.left -= element.getOffsetParent().getScrollLeft();
        }
    }
    return offset;
}