NavigationView.java

package org.peimari.maastokanta.mobile;

import com.vaadin.flow.component.Component;
import com.vaadin.flow.component.html.H3;
import com.vaadin.flow.component.orderedlayout.FlexComponent;
import org.vaadin.firitin.components.orderedlayout.VHorizontalLayout;
import org.vaadin.firitin.components.orderedlayout.VVerticalLayout;

public class NavigationView extends VVerticalLayout {

    private final H3 titleEl = new H3();
    private final VHorizontalLayout navigationBar = new VHorizontalLayout()
                .withPadding(false)
                .space()
                .withComponent(titleEl)
                .space()
                .alignAll(FlexComponent.Alignment.CENTER);

    public NavigationView(String title) {
        setPadding(false);
        setSpacing(false);
        titleEl.setText(title);
        add(navigationBar);
    }

    public void setTitle(String title) {
        titleEl.setText(title);
    }

    public void setLeftComponent(Component component) {
        navigationBar.addComponentAsFirst(component);
    }

    public void setRightComponent(Component component) {
        navigationBar.add(component);
    }

    public void setContent(Component mainContent) {
        add(mainContent);
    }

}