Example usage for com.google.gwt.dom.client Style getZIndex

Introduction

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

Prototype

public String getZIndex() 

Source Link

Usage

From source file:com.isotrol.impe3.pms.gui.client.widget.design.PortalComponent.java

License:Open Source License

/**
 * Adds a click listener to show the component html in a popup
 *///from   w ww  .java  2  s  .com
protected void showHtmlOnClick() {
    final HTML html = new HTML(dto.getMarkup(0));
    final PopupPanel htmlPopup = new PopupPanel(true);
    htmlPopup.setAnimationEnabled(true);
    htmlPopup.setPixelSize(200, 200);
    htmlPopup.setWidget(html);
    htmlPopup.addStyleName("popup-component-html");

    clickHandler = addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {

            // z-index of design window is different each time, so we find out it to set the popup z-index
            final Style designStyle = Design.getInstance().getElement().getStyle();
            String zIndex = designStyle.getZIndex();
            if (!Util.emptyString(zIndex)) {
                int popUpZIndex = Integer.parseInt(zIndex) + 1;
                htmlPopup.getElement().getStyle().setZIndex(popUpZIndex);
            }

            htmlPopup.setPopupPosition(event.getClientX(), event.getClientY());
            htmlPopup.show();
        }
    });
}

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From source file:org.rstudio.core.client.widget.RStudioDataGrid.java

License:Open Source License

@Override
public void onAttach() {
    super.onAttach();

    // None of the below is necessary unless on MacOS since that's the only
    // platform that uses overlay scrollbars.
    if (!BrowseCap.isMacintosh())
        return;/*from  w  w w.  j a  v  a2s .c  o m*/

    // GWT's DataGrid implementation adds a handful of nodes with aggressive
    // inline styles in the header and footer of the grid. They're designed to
    // help with scrolling, but in newer versions of Chromium, they cause
    // horizontal overlay scrollbars to appear when the grid is created and
    // whenever it's resized. The below tweaks these elements so that they
    // don't have a scrollbar.
    //
    // Typically we'd use CSS here but these elements are buried, have no
    // assigned class, and have all their style attributes applied inline, so
    // instead we scan the attached DOM subtree and change the inline styles.
    Element parent = getElement().getParentElement().getParentElement();
    List<Node> matches = DomUtils.findNodes(parent, 10, // Max results 
            3, // Recurse depth 
            false, // Check siblings
            node -> {
                // Ignore text nodes, etc.
                if (node.getNodeType() != Node.ELEMENT_NODE)
                    return false;

                com.google.gwt.dom.client.Style style = Element.as(node).getStyle();

                // The scroll helpers are hidden, and set to appear behind the grid.
                return style.getZIndex() == "-1" && style.getOverflow() == "scroll"
                        && style.getVisibility() == "hidden";
            });

    for (Node match : matches) {
        // Don't show scrollbars on these elements
        Element.as(match).getStyle().setOverflow(Overflow.HIDDEN);
    }
}

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