package com.vaadin.tests.components.gridlayout; import com.vaadin.server.VaadinRequest; import com.vaadin.tests.components.AbstractReindeerTestUI; import com.vaadin.ui.CheckBox; import com.vaadin.ui.CssLayout; import com.vaadin.ui.GridLayout; public class GridLayoutExtraSpacing extends AbstractReindeerTestUI { @Override protected void setup(VaadinRequest request) { getUI().getPage().getStyles().add( ".v-gridlayout {background: red;} .v-csslayout {background: white;}"); final GridLayout gl = new GridLayout(4, 4); final CheckBox cb = new CheckBox("spacing"); cb.addValueChangeListener(event -> gl.setSpacing(cb.getValue())); cb.setValue(true); addComponent(cb); final CheckBox cb2 = new CheckBox("hide empty rows/columns"); cb2.addValueChangeListener( event -> gl.setHideEmptyRowsAndColumns(cb2.getValue())); addComponent(cb2); gl.setWidth("1000px"); gl.setHeight("500px"); CssLayout ta = new CssLayout(); ta.setSizeFull(); // Only on last row gl.addComponent(ta, 0, 3, 3, 3); gl.setRowExpandRatio(3, 1); addComponent(gl); } /* * (non-Javadoc) * * @see com.vaadin.tests.components.AbstractTestUI#getTestDescription() */ @Override protected String getTestDescription() { // TODO Auto-generated method stub return null; } /* * (non-Javadoc) * * @see com.vaadin.tests.components.AbstractTestUI#getTicketNumber() */ @Override protected Integer getTicketNumber() { // TODO Auto-generated method stub return null; } }