Example usage for com.liferay.portal.kernel.theme NavItem getChildren

Introduction

In this page you can find the example usage for com.liferay.portal.kernel.theme NavItem getChildren.

Prototype

public List<NavItem> getChildren() throws Exception 

Source Link

Document

Returns all of child layouts that the current user has permission to access from this navigation item's layout.

Usage

From source file:com.liferay.site.navigation.taglib.servlet.taglib.NavigationTag.java

License:Open Source License

protected List<NavItem> getNavItems(List<NavItem> branchNavItems) throws Exception {

    ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

    List<NavItem> navItems = new ArrayList<>();

    NavItem rootNavItem = null;

    if (_rootLayoutType.equals("relative")) {
        if ((_rootLayoutLevel >= 0) && (_rootLayoutLevel < branchNavItems.size())) {

            rootNavItem = branchNavItems.get(_rootLayoutLevel);
        }/*from   w  w w .  j a  va 2 s  .  co m*/
    } else if (_rootLayoutType.equals("absolute")) {
        if (_rootLayoutLevel == 0) {
            navItems = NavItem.fromLayouts(request, themeDisplay, null);
        } else if (branchNavItems.size() >= _rootLayoutLevel) {
            rootNavItem = branchNavItems.get(_rootLayoutLevel - 1);
        }
    } else if (_rootLayoutType.equals("select")) {
        Layout layout = themeDisplay.getLayout();

        if (Validator.isNotNull(_rootLayoutUuid)) {
            Layout rootLayout = LayoutLocalServiceUtil.getLayoutByUuidAndGroupId(_rootLayoutUuid,
                    layout.getGroupId(), layout.isPrivateLayout());

            rootNavItem = new NavItem(request, themeDisplay, rootLayout, null);
        } else {
            navItems = NavItem.fromLayouts(request, themeDisplay, null);
        }
    }

    if (rootNavItem != null) {
        navItems = rootNavItem.getChildren();
    }

    return navItems;
}

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