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tree

Tree component for Vaadin 24, Vaadin 23 and Vaadin 14

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This is Tree component for Vaadin 14, Vaadin 23 and Vaadin 24, the API mimics the Tree API from Vaadin 8 for applicable parts.

Features

Sample code

        Tree<Department> tree = new Tree<>(Department::getName);

        tree.setItems(departmentData.getRootDepartments(),
                departmentData::getChildDepartments);

        tree.setItemIconProvider(item -> getIcon(item));
        tree.setItemIconSrcProvider(item -> getImageIconSrc(item));
        tree.setItemTitleProvider(Department::getManager);

        tree.addExpandListener(event -> message.setValue(
                String.format("Expanded %s item(s)", event.getItems().size())
                        + "\n" + message.getValue()));
        tree.addCollapseListener(event -> message.setValue(
                String.format("Collapsed %s item(s)", event.getItems().size())
                        + "\n" + message.getValue()));

        tree.asSingleSelect().addValueChangeListener(event -> {
            if (event.getValue() != null)
                System.out.println(event.getValue().getName() + " selected");
        });
        tree.setHeightByRows(true);

Compatibility

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Version

Version 3.1.0

  • Added passthru of getDataCommunicator API
Released
2023-04-03
Maturity
BETA
License
Apache License 2.0

Compatibility

Framework
Vaadin 24+
Vaadin 23 in 2.4.0
Vaadin 22 in 2.4.0
Vaadin 21 in 2.4.0
Vaadin 20 in 2.1.0
Vaadin 19 in 2.1.0
Vaadin 18 in 2.1.0
Vaadin 14 in 1.4.1
Browser
Firefox
Opera
Safari
Google Chrome
iOS Browser
Android Browser
Microsoft Edge

tree - Vaadin Add-on Directory

Tree component for Vaadin 24, Vaadin 23 and Vaadin 14 tree - Vaadin Add-on Directory
This is Tree component for Vaadin 14, Vaadin 23 and Vaadin 24, the API mimics the Tree API from Vaadin 8 for applicable parts. Features - Supports VaadinIcons or image icons - Single select / multiselect modes - Programmatic focus - Tooltips - Expand/Collapse by toggle icon only: https://github.com/vaadin/flow-components/issues/1091
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