Lots of small improvements and fixes

New features in alpha 9

• Github workflow: create tickets and pull requests in Github!
• A list of breaking and incompatible changes in FW 8
• Introduce VaadinServiceInitListener
• Separated Binding and BindingBuilder
  • Changes existing API by modifying returned type in Binder
• Added shorthand Listing::setItems(Stream)
• Added shorthand HasValue::clear()
  • corresponds to field.setValue(field.getEmptyValue());
• Read-only support for Single- & Multiselection models in Grid.
• Make ViewChangeListener a functional interface by adding default implementation of afterViewChange
• Introduced shared state for every core Framework component, except AbstractExtension

Existing features added from version 7

• Allow to set caption for the empty selection in a ComboBox (V7)
• Added Grid::setSelectionMode(SelectionMode) shorthand for Grid
  • Changes existing API by hiding Grid::setSelectionModel
• Added a generic selection listener to Grid
  • More specific selection listeners added to SingleSelectionModel and MultiSelectionModel
• All changes introduced by 7.7.4 are migrated into master for FW 8 and compatibility components when applicable

Fixes in alpha 9

• Changed return type of Binder::getBean to BEAN instead of Optional<BEAN>
  • Changes existing API by modifying returned type in Binder
• Fix focus and blur handling for CheckBoxGroup, NativeSelect and RadioButtonGroup
• Remove HideAppendableDataProvider::combineFilters
• Don't use FW 8 FieldEvent classes in FW 7 compatibility module
• Deprecated Button::setHtmlContentAllowed
• Removed unused browser specific prefixes for box-sizing
• Fix BeanBinder to accept "raw generics type" for field bindings, e.g. Listings

7.7.6

7.7.6

Filtering and Sorting

Added Features in alpha 8

• Added a filter type to Query and DataProvider
• Added setFilter method to DataProvider for setting a default filter that is always applied
• Specific DataProviders to support appendFilter and combineFilters to allow chaining of filters
• Listing Components can now define their own filter type
• Added DataProvider methods for converting filter types
• In-memory sorting provided in Query, DataProviders are now stateless.
• DataProviders implement sortingBy which returns a wrapper through which changed to sorting and filtering are done

Reference implementations:

• Spring data
• Pure JDBC

7.7.5

7.7.5

SingleSelect and MultiSelect interfaces

Feature changes in alpha7:

• Built-in select components implement SingleSelect or MultiSelect interfaces depending on which selection type those support.
  • Grid can be bound as a SingleSelect in Binder by using Grid::asSingleSelect().
  • MultiSelect Grid is still work in progress
• DataSource has been renamed to DataProvider
  • This breaks API compared to previous alphas

7.7.4

7.7.4

Binder

Binder is feature implementation is now done. Still lacks documentation and examples for being feature complete.

Added Features in alpha 6

• Support for null representation in Binder
  • Maps null value to given representation and back to null for model
• ValueContext for localization support in Converters and Validators
  • Localized error messages, unified easy-to-use Java 8 APIs
• Binder.bindInstanceFields(Object) for reflection based field-property binding
• Grid headers support html/components
• Binding.setRequired(ErrorMessageProvider) for making sure field cannot be empty
  • HasValue:setRequiredIndicator (replaces setRequired)
  • Adds validator for verifying field is not empty

Other fixes

• Components are serializable (and tested for that)
• ValueChangeEvent name fixed and now provides Component/HasValue
• HasValue:setValue(null) semantics, javadocs are fixed and unified
• Binder methods renamed from load, save, bind… to writeBean, loadBean, setBean.
  • This breaks lots of existing API
• Focus/Blur events for RadioButtonGroup, CheckBoxGroup, NativeSelect
• Validators return a ValidationResult instead of Result
• HasValue:setReadOnly instead of Component:setReadOnly

Other stuff

• Utility for outputting full declarative syntax of components (for designer)
• GWT 2.8.0 final is in use
• SelectionModel APIs have been removed from client side, except for Grid

Removing immediate from Components, Deprecated all themes except Valo, DateField inputPrompt -> placeholder

• Binder API documentation now refers to Bean instead of Item
• Immediate mode has been removed
  • AbstractComponent.setImmediate is removed, moved to AbstractLegacyComponent in compatibility packages for those V7 components that still need it
  • In Vaadin 8, all components are immediate
• All themes except Valo have been moved to compatiblity-themes package
• DateField inputPrompt has been changed to placeholder
  • uses placeholder attribute for input element
  • setInputPrompt -> setPlaceholder, getInputPrompt -> getPlaceholder
• Added valo-menu-hover style name for Valo Responsive Menu to show menu automatically on mouse over
• Grid for V8 has basic footer support
• Grid columns have now identifiers, no duplicates allowed
• Fixed framework dependencies leaking into BOM (effected all projects)
• Fixed Mockito/Hamcrest classpath conflict

DateField based on LocalDate, Valo as default theme, ColorPicker for V8

• Server side listeners have been unified (Java 8 API)
• DateField is now based on LocalDate instead of Date
  • "Old" DateField is still in compatibility packages
• ColorPicker is now based on AbstractField
  • ColorPicker subcomponents implement HasValue
  • "Old" ColorPicker is in compatibility packages
• Documentation refers to RadioButtonGroup and CheckBoxGroup instead of OptionGroup
• Valo is the default theme
• Valo is independent of Base theme
• Grid column reordering support for V8 Grid (user and programmatic)
• Upload is updated to have a separate setImmediateMode instead of setImmediate
  • "Old" Upload is in compatibility packages
• NativeSelect V8 DOM has been reverted to be same as in V7
• Update to GWT version 2.8.0-rc3
• Changes from 7.7.1, 7.7.2 and 7.7.3 have been migrated

New Components and Grid enhancements

New features:

• Added features for Grid
  • CheckBoxRenderer and AbstractJavaScriptRenderer
  • Multiple row Headers
  • Column sizing and hiding
• Added RadioButtonGroup, TwinColSelect and ListSelect
• Compatibility classes are now marked as deprecated
• Renamed PopupDateField to DateField
• ItemCaptionProvider and similar interfaces unified and moved out from ComboBox

List of all changes: vaadin/vaadin@8.0.0.alpha2...8.0.0.alpha3