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- package com.vaadin.tests.components.ui;
-
- import com.vaadin.annotations.PreserveOnRefresh;
- import com.vaadin.navigator.Navigator;
- import com.vaadin.navigator.View;
- import com.vaadin.server.VaadinRequest;
- import com.vaadin.tests.components.AbstractTestUI;
- import com.vaadin.ui.Button;
- import com.vaadin.ui.Label;
- import com.vaadin.ui.UI;
- import com.vaadin.ui.VerticalLayout;
-
- @PreserveOnRefresh
- public class RefreshUI extends AbstractTestUI {
-
- @Override
- protected void setup(VaadinRequest request) {
- final Navigator navigator = new Navigator(this, this);
- navigator.addView("", MyView.class);
- navigator.addView("otherview", OtherView.class);
- setNavigator(navigator);
- MyView.instanceNumber = 0;
- OtherView.instanceNumber = 0;
- }
-
- public static class MyView extends VerticalLayout implements View {
- private static int instanceNumber = 0;
-
- public MyView() {
- instanceNumber++;
- addComponent(new Label("This is instance no " + instanceNumber));
- addComponent(new Button("Navigate to otherview", e -> UI
- .getCurrent().getNavigator().navigateTo("otherview")));
- }
- }
-
- public static class OtherView extends VerticalLayout implements View {
- private static int instanceNumber = 0;
-
- public OtherView() {
- instanceNumber++;
- addComponent(new Label(
- "This is otherview instance no " + instanceNumber));
- }
- }
- }
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