package com.vaadin.tests.components.table; import com.vaadin.event.Action; import com.vaadin.event.Action.Handler; import com.vaadin.tests.components.TestBase; import com.vaadin.ui.Alignment; import com.vaadin.ui.Button; import com.vaadin.ui.Button.ClickEvent; import com.vaadin.ui.Button.ClickListener; import com.vaadin.ui.HorizontalLayout; import com.vaadin.ui.Table; import com.vaadin.ui.TextField; public class ColumnCollapsingAndColumnExpansion extends TestBase { private Table table; @Override public void setup() { table = new Table(); table.addContainerProperty("Col1", String.class, null); table.addContainerProperty("Col2", String.class, null); table.addContainerProperty("Col3", String.class, null); table.setColumnCollapsingAllowed(true); table.addActionHandler(new Handler() { final Action H = new Action("Toggle Col2"); final Action[] actions = new Action[] { H }; @Override public Action[] getActions(Object target, Object sender) { return actions; } @Override public void handleAction(Action action, Object sender, Object target) { table.setColumnCollapsed("Col2", !table.isColumnCollapsed("Col2")); } }); table.setSizeFull(); for (int y = 1; y < 5; y++) { table.addItem(new Object[] { "cell " + 1 + "-" + y, "cell " + 2 + "-" + y, "cell " + 3 + "-" + y, }, new Object()); } addComponent(table); HorizontalLayout hl = new HorizontalLayout(); final TextField tf = new TextField("Column name (ColX)"); Button hide = new Button("Collapse", new ClickListener() { @Override public void buttonClick(ClickEvent event) { table.setColumnCollapsed(tf.getValue(), true); } }); Button show = new Button("Show", new ClickListener() { @Override public void buttonClick(ClickEvent event) { table.setColumnCollapsed(tf.getValue(), false); } }); hl.addComponent(tf); hl.addComponent(hide); hl.addComponent(show); hl.setComponentAlignment(tf, Alignment.BOTTOM_LEFT); hl.setComponentAlignment(hide, Alignment.BOTTOM_LEFT); hl.setComponentAlignment(show, Alignment.BOTTOM_LEFT); addComponent(hl); } @Override protected String getDescription() { return "After hiding column 2 the remaining columns (1 and 3) should use all available space in the table"; } @Override protected Integer getTicketNumber() { return 3246; } }