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package com.vaadin.tests.layouts;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.Label;
import com.vaadin.ui.VerticalLayout;
public class VerticalLayoutWithRelativeSizeComponentsInitiallyHidden
extends TestBase {
@Override
protected String getDescription() {
return "Size calculations fail if expanded component is relative sized "
+ "and initially invisible and when becoming visible at the "
+ "same time some other component size changes.";
}
@Override
protected Integer getTicketNumber() {
return 4608;
}
@Override
protected void setup() {
VerticalLayout verticalLayout = getLayout();
verticalLayout.setHeight("500px");
final Label bar = new Label("Bar");
bar.setSizeUndefined();
final Label foobar = new Label("FooBar");
foobar.setSizeFull();
foobar.setVisible(false);
bar.setHeight("100px");
// bar.setHeight("100px");
bar.setVisible(false);
Button b = new Button(
"Click to set bar visible. Button should stay visible.");
b.addClickListener(event -> {
bar.setVisible(true);
foobar.setVisible(true);
});
verticalLayout.addComponent(bar);
verticalLayout.addComponent(foobar);
verticalLayout.setExpandRatio(foobar, 1);
verticalLayout.addComponent(b);
}
}
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