Vaadin Framework 8.1.0.alpha2

Vaadin Framework 8.1.0.alpha2 is a pre-release version for evaluating the enhancements mentioned below. With subsequent alpha releases we will change things based on your feedback, and that may lead to API breaking changes.

Notable Changes Since Alpha1:

HTML5 Drag And Drop Support

• Old drag and drop features have been deprecated
• Changed the DragSourceExtension.setDataTransfer method to setDataTransferText since it is the only type supported by all browsers
• Sample
• Documentation
• Built-in HTLM5 file support is still missing
• Support for DnD operations with Grid's rows is still Work In Progress, see the Epic issue

TreeGrid and HierarchicalDataProvider

• Added CollapseEvent, ExpandEvent and corresponding listeners to TreeGrid
• Samples
• Documentation
  • TreeGrid
  • HierarchicalDataProvider
• Hierarchical data support is still Work In Progress, see the Epic issue

See complete list of changes since 8.1.0.alpha1

For full list of new features in 8.1, please see the previous alpha versions' release notes.