--- title: ListSelect order: 17 layout: page --- [[components.listselect]] = ListSelect ifdef::web[] [.sampler] image:{live-demo-image}[alt="Live Demo", link="http://demo.vaadin.com/sampler/#ui/data-input/multiple-value/list-select"] endif::web[] The [classname]#ListSelect# component is list box that shows the selectable items in a vertical list. If the number of items exceeds the height of the component, a scrollbar is shown. The component allows selecting multiple values. [source, java] ---- // Create the selection component ListSelect select = new ListSelect<>("The List"); // Add some items select.setItems("Mercury", "Venus", "Earth", ...); // Show 5 items and a scrollbar if there are more select.setRows(5); select.addValueChangeListener(event -> { Set selected = event.getNewSelection(); Notification.show(selected.size() + " items."); }); ---- The number of visible items is set with [methodname]#setRows()#. [[figure.components.listselect.basic]] .The [classname]#ListSelect# Component image::img/listselect-basic.png[width=35%, scaledwidth=50%] Common selection component features are described in <>. == CSS Style Rules [source, css] ---- .v-select {} .v-select-select {} option {} ---- The component has an overall [literal]#++v-select++# style. The native [literal]#++ Apache XML Graphics FOP: https://github.com/apache/xmlgraphics-fopwww-data
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