Alpha 2: Grid and more Router features

New Features

• Added more Router features:
  • @OptionalParameter #2293
  • Update RouterLink to work with new Routing #2440
  • Automatically register a Vaadin servlet for the new router #2439
• Grid
  • Single selection #2180
  • Implement data lazy loading support for Grid #2423
• VaadinIcons #2341

Bug fixes

• Client-side assertion exception #2305
• Fixed Text-field validation errors #2519

Breaking Changes

• Replace the custom JSoup implementation for the standard one. #1519
• Removed selected-item-changed and change events on VaadinComboBox. Now the setValue and addValueChangeListener is used for all cases #2092
• ComboBox now uses ItemLabelGenerator to define the labels for items. The setItemXXXPath methods were removed. #2177
• Old router was deprecated and is up for removal in the near future #2494

All Changes

https://github.com/vaadin/flow/milestone/51?closed=1

First alpha release: More Router features, easier frontend configuration and package renames

New Features

• Added more Router features:
  • AfterNavigationEvent #2347
  • Router:getUrl methods #2295
  • HasUrlParameter interface #2291
  • @RouterPrefix #2290
  • @ParentLayout #2289
• The frontend plugin configuration (which deals with polymer, npm and bower) has been simplified #2419
• Enhancements to Flow Components based on user feedback
  • FormLayout:addFormItem #2361
  • FormLayout can now be used inside a composite #2301
  • Checkbox boolean constructor #2364
  • setSizeFull and setSizeUndefined on HasSize interface #2387
  • Changes to how the component alignments, expansion and justification are configured at VerticalLayout and HorizontalLayout #2388 #2389 #2366

Bug fixes

• DependecyFilter now is evaluated when PolymerTemplates are parsed #2434
• Server-side TextField is properly updated when the last char of the input is deleted #2276
• Removed assertion error when nagivating quickly between views #2385

Breaking Changes

• For the first alpha release the package names of several classes were revisited, to make a solid and stable foundation for the next releases to come. See #2435 for details
  • Each Flow component now has its own package. For instance, TextField is now at com.vaadin.ui.textfield #2450
• The default frontend path has been changed from src/main/frontend to src/main/webapp/frontend. Tutorials and demos were updated to reflect the changes #2419
• Due to the refactor of the VerticalLayout and HorizontalLayout code using the old layouting methods will break

All Changes

https://github.com/vaadin/flow/milestone/50?closed=1

Binder validation improvements and new routing mechanism

New Features

• DependencyFilter was introduced to make it easier to manipulate the dependencies, more in the documentation.
• New Routing is partially implemented: documentation.
• Dialog component initial implementation is added: live demo.
• Binder automatically updates validation status for each component that implements HasValidation mixin

Breaking Changes

• Fluent api was removed from the components (it will be available later, when the proper API design will be created)
• The Flow documentation got restructured and some urls were updated

All Changes

• https://github.com/vaadin/flow/milestone/49?closed=1

Server side bugfixes

Bugfixes

• #2314 @Id-mapped components get mixed when returning to the view.
• #2163 Element.callFunction() fix
• #2035 Client model gets out of sync with the server if a property is modified inside its change observer
• #2245 @Id doesn't work with template in template
• #2162 Turning on SuperDevMode breaks the app
• #2064 Custom element lifecycle callbacks should not get generated

All Changes

• https://github.com/vaadin/flow/milestone/48?closed=1

Binder and PasswordField

New Features

• Binder API for easier databinding with forms
  • Documentation
• New component: PasswordField
• New method: UI::beforeClientResponse, to register actions to be executed right before the response is sent to the client

Breaking Changes

• CheckBox::setLabelText-method is renamed to setLabel

All Changes

• https://github.com/vaadin/flow/milestone/47?closed=1

New Component Properties, Bundling Fixes and Javadoc Improvements

New Features

• Added readonly property for Components with value (implementing HasValue)
• Added requiredIndicatorVisible property to Components with value (implementing HasValue)
• Sizing API available for all Vaadin Components (via HasSize)

Fixes

• Now CheckBox::setValue(null) sets the value to null
• Fixed sub-templates not working with bundling

Improvements

• Improved Javadocs of generated components
• Updated vaadin-checkbox and vaadin-datepicker versions
• Improved handling of boolean environment variables
  • You can enable production mode with -Dvaadin.productionMode without explicitly setting the value to true

All Changes

• https://github.com/vaadin/flow/milestone/46?closed=1

New Layouts: VerticalLayout and HorizontalLayout

New Features

• Added VerticalLayout
• Added HorizontalLayout

Demos

• New demo for VerticalLayout
• New demo for HorizontalLayout
• Demo source code is now displayed alongside the demo
• The demo menu has been restructured

Breaking Changes

• Using @Id annotation for elements inside nested templates is now explicitly prohibited

Fixes and Improvements

• Dom events with null data no longer throw an exception
• Using @Convert on template model getters is now supported
• Bootstrapping performance has been improved
• The exception message for when multiple components use the same @Tag and are not in the same class hierarchy has been improved
• The exception message for when a template model receives an unexpected value from the client has been improved

All Changes

• https://github.com/vaadin/flow/milestone/45?closed=1

New component: Vaadin Date picker

New Features

• Vaadin DatePicker

Build Changes

• Snapshots are published as 0.1-SNAPSHOT instead of the previous convention of 0.1.x-SNAPSHOT.

Breaking Changes

• Component classes don't have Vaadin prefix anymore

New Components: CheckBox, ComboBox and SplitLayout

New Features

• VaadinCheckBox
• VaadinComboBox
• VaadinSplitLayout (new demo might not be yet deployed)
• Component events now return the actual component type (e.g. VaadinComboBox) for getSource() instead of generated component (GeneratedVaadinComboBox)
• Generated Components slot methods now have Fluent API

Demos & New Tutorials

• Flow Components demo is published now
• Tutorial on starting to use Flow Components

Breaking Changes

• ModelConverter method has been renamed
  • Now P toPresentation(M modelValue) instead of toApplication(M modelValue)

Fixes

• Navigating back doesn't crash the app anymore in certain cases #2089
• On production mode, client side logging is now disabled
• Template parsing ignores comments

More Vaadin Components added to Flow

New features

• Two more Vaadin Components are added to Flow: vaadin-text-field and vaadin-form-layout

Fixes

• General component generator improvements, leading to better component APIs
• Template in template functionality works correctly now for big number of components, extending the base component

All changes

https://github.com/vaadin/flow/milestone/42?closed=1