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

Example 36 with Element

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

the class Tree method getNodeFromElement.

/**
     * Returns the tree node whose element is or contains the given element, or
     * null if the given element cannot be matched to a tree node.
     */
public TreeNodeElement<D> getNodeFromElement(Element element) {
    Css css = getModel().resources.treeCss();
    Element treeNodeBody = CssUtils.getAncestorOrSelfWithClassName(element, css.treeNodeBody());
    return treeNodeBody != null ? getView().getTreeNodeFromTreeNodeBody(treeNodeBody, css) : null;
}

Example 37 with Element

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

the class Tree method asWidget.

/** {@inheritDoc} */
@Override
public Widget asWidget() {
    if (widget == null) {
        widget = new HTML();
        Element element = getView().getElement();
        widget.getElement().appendChild((Node) element);
        widget.getElement().getStyle().setOverflow(Style.Overflow.AUTO);
    }
    return widget;
}

Example 38 with Element

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

the class TreeNodeElement method updateLeafOffset.

public final void updateLeafOffset(Element parent) {
    if (!parent.hasAttribute("___depth")) {
        return;
    }
    try {
        int depth = Integer.parseInt(parent.getAttribute("___depth"));
        Element expandElement = (Element) getNodeBody().getChildren().item(0);
        expandElement.getStyle().setMarginLeft("" + (depth * 8) + "px");
        if (!hasChildNodes()) {
            return;
        }
        final JsUListElement childrenContainer = getChildrenContainer();
        if (childrenContainer != null) {
            getChildrenContainer().setAttribute("___depth", "" + (depth + 1));
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

Example 39 with Element

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

the class TreeNodeElement method ensureChildrenContainer.

/**
     * If this node does not have a children container, but has children data,
     * then we coerce a children container into existence.
     */
final void ensureChildrenContainer(NodeDataAdapter<D> dataAdapter, Tree.Css css) {
    if (!hasChildrenContainer()) {
        D data = getData();
        if (dataAdapter.hasChildren(data)) {
            Element childrenContainer = Elements.createElement("ul", css.childrenContainer());
            this.appendChild(childrenContainer);
            childrenContainer.getStyle().setDisplay(CSSStyleDeclaration.Display.NONE);
            ((Element) getExpandControl().getChildNodes().item(0)).getStyle().setDisplay("block");
            ((Element) getExpandControl().getChildNodes().item(1)).getStyle().setDisplay("none");
        } else {
            getExpandControl().setClassName(css.expandControl() + " " + css.leafIcon());
        }
    }
}

Example 40 with Element

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

the class Elements method createElement.

public static Element createElement(String tagName, String... classNames) {
    Element elem = getDocument().createElement(tagName);
    addClassesToElement(elem, classNames);
    return elem;
}