Pit Friedrich
50 lines
1.8 KiB
Java
50 lines
1.8 KiB
Java
package com.example.views;
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import com.example.js.CommonJS;
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import com.vaadin.flow.component.applayout.AppLayout;
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import com.vaadin.flow.component.applayout.DrawerToggle;
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import com.vaadin.flow.component.button.Button;
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import com.vaadin.flow.component.button.ButtonVariant;
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import com.vaadin.flow.component.html.Span;
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import com.vaadin.flow.component.icon.VaadinIcon;
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import com.vaadin.flow.component.sidenav.SideNav;
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import com.vaadin.flow.component.sidenav.SideNavItem;
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import com.vaadin.flow.router.Layout;
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@Layout
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public class MainLayout extends AppLayout {
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private final Button themeToggle = new Button(VaadinIcon.MOON.create());
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public MainLayout() {
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DrawerToggle toggle = new DrawerToggle();
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Span title = new Span("Chart App");
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title.addClassName("dialect-title");
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Span spacer = new Span();
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spacer.getStyle().set("flex-grow", "1");
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themeToggle.addThemeVariants(ButtonVariant.TERTIARY, ButtonVariant.LUMO_ICON);
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themeToggle.setAriaLabel("Farbschema wechseln");
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themeToggle.addClickListener(e ->
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getElement().executeJs(CommonJS.TOGGLE_THEME_JS).then(String.class, this::applyIconFor));
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addToNavbar(toggle, title, spacer, themeToggle);
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getElement().executeJs(CommonJS.INIT_THEME_JS).then(String.class, this::applyIconFor);
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SideNav nav = new SideNav();
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nav.addItem(new SideNavItem("Dashboard", DashboardView.class,
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VaadinIcon.DASHBOARD.create()));
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nav.addItem(new SideNavItem("Formular", FormView.class,
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VaadinIcon.FORM.create()));
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addToDrawer(nav);
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}
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private void applyIconFor(String theme) {
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themeToggle.setIcon("dark".equals(theme) ? VaadinIcon.SUN_O.create() : VaadinIcon.MOON.create());
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}
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}
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