uitest/src/main/java/com/vaadin/tests/components/splitpanel/SplitPanelSplitterWidth.java


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package com.vaadin.tests.components.splitpanel;

import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.HorizontalSplitPanel;
import com.vaadin.ui.Notification;
import com.vaadin.ui.Panel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.VerticalSplitPanel;

public class SplitPanelSplitterWidth extends TestBase {

    @Override
    protected Integer getTicketNumber() {
        return 2510;
    }

    @Override
    protected String getDescription() {
        return "SplitPanel splitter is effectively a 1px wide target after unlocking previously locked splitter.";
    }

    @Override
    protected void setup() {
        final HorizontalSplitPanel split = new HorizontalSplitPanel();
        split.setWidth("200px");
        split.setHeight("200px");
        split.setLocked(true);
        Panel p = buildPanel("Left");
        p.setSizeFull();
        split.addComponent(p);
        p = buildPanel("Right");
        p.setSizeFull();
        split.addComponent(p);

        final VerticalSplitPanel split2 = new VerticalSplitPanel();
        split2.setWidth("200px");
        split2.setHeight("200px");
        split2.setLocked(true);
        p = buildPanel("Top");
        p.setSizeFull();
        split2.addComponent(p);
        p = buildPanel("Bottom");
        p.setSizeFull();
        split2.addComponent(p);

        getLayout().addComponent(new Button("Unlock", event -> {
            split.setLocked(false);
            split2.setLocked(false);
            getMainWindow().showNotification(
                    "Try moving split. Then reload page.",
                    Notification.TYPE_WARNING_MESSAGE);
            getLayout().removeComponent(event.getButton());
        }));
        getLayout().addComponent(split);
        getLayout().addComponent(split2);

    }

    private Panel buildPanel(String caption) {
        VerticalLayout pl = new VerticalLayout();
        pl.setMargin(true);
        return new Panel(caption, pl);
    }
}