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Broderick Labs for fluent vaadin flow. Inherits common Vaadin components.

There is a newer version: 22.0.1

/*
 * Copyright (c) 2008 - 2020. - Broderick Labs.
 * Author: Broderick Johansson
 * E-mail: [email protected]
 * Modify date：2020-07-02 09:33:44
 * _____________________________
 * Project name: fluent-vaadin-flow
 * Class name：org.bklab.flow.components.navigation.drawer.NaviMenu
 * Copyright (c) 2008 - 2020. - Broderick Labs.
 */

package org.bklab.flow.components.navigation.drawer;

import com.vaadin.flow.component.Component;
import com.vaadin.flow.component.dependency.CssImport;
import com.vaadin.flow.component.html.Image;
import com.vaadin.flow.component.html.Nav;
import com.vaadin.flow.component.html.UnorderedList;
import com.vaadin.flow.component.icon.VaadinIcon;

import java.util.List;
import java.util.stream.Collectors;

@CssImport("./styles/components/navi-menu.css")
public class NaviMenu extends Nav {

	private final String CLASS_NAME = "navi-menu";
	private final UnorderedList list;

	public NaviMenu() {
		setClassName(CLASS_NAME);
		list = new UnorderedList();
		add(list);
	}

	public void addNaviItem(NaviItem item) {
		list.add(item);
	}

	public void addNaviItem(NaviItem parent, NaviItem item) {
		parent.addSubItem(item);
		int i = list.getChildren().collect(Collectors.toList()).indexOf(parent);
		if (i >= 0) list.addComponentAtIndex(i + parent.getSubItems().size(), item);
		else addNaviItem(item);
	}

	public void filter(String filter) {
		getNaviItems().forEach(naviItem -> {
			boolean matches = naviItem.getText().toLowerCase()
					.contains(filter.toLowerCase());
			naviItem.setVisible(matches);
		});
	}

	public NaviItem addNaviItem(String text,
								Class navigationTarget) {
		NaviItem item = new NaviItem(text, navigationTarget);
		addNaviItem(item);
		return item;
	}

	public NaviItem addNaviItem(VaadinIcon icon, String text,
								Class navigationTarget) {
		NaviItem item = new NaviItem(icon, text, navigationTarget);
		addNaviItem(item);
		return item;
	}

	public NaviItem addNaviItem(Image image, String text,
								Class navigationTarget) {
		NaviItem item = new NaviItem(image, text, navigationTarget);
		addNaviItem(item);
		return item;
	}

	public NaviItem addNaviItem(NaviItem parent, String text,
								Class navigationTarget) {
		NaviItem item = new NaviItem(text, navigationTarget);
		addNaviItem(parent, item);
		return item;
	}

	public List getNaviItems() {
		return list.getChildren()
				.filter(NaviItem.class::isInstance)
				.map(NaviItem.class::cast)
				.collect(Collectors.toList());
	}

}