Silerlight 2 beta 2发布：支持交互域链接更多的控制和动画

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2008-06-11 by 副主编 QQbyte
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微软的Silerlight 2 beta 2在上周五发布。新版本包含了大量根据客户反馈做出的改进，涉及控件、模板、性能、WPF兼容性、Deep Zoom技术等诸多方面，支持通过sockets交互域链接(cross-domain connections)，属于现存的Silerlight的交互域HTTP request，并且支持更多的控制和动画。

根据微软的计划，Silverlight 2正式版将在今年夏末发布。

所有功能更新列表

Animation
1. Support for animating custom data points
2. Object Animation support (animating structs)
Deep Zoom
1. New XML-based file format
2. MultiScaleTileSource to wire up your own images and get the Deep Zoom experience
3. Better notifications when sub-images enter the view
Controls
1. Customize the look and feel of controls using Visual State Manager. Interactive control templates were never so easy.
2. Some base controls are now part of the core platform, rather than packaged into apps. Say hello to smaller app sizes.
3. Calendar now supports multi-selection and blackout dates
4. New TabControl
5. Control properties changes (Background, Tooltip, FontFamily, FontSize…)
6. DataGrid improvements: auto size, reorder, sort, performance and more
TextBox
1. IME Level 3 input support
2. Text wrapping and multiline selection highlighting in textbox
3. Scrolling and clipboard support
4. Document level navigation keys
Improvements in error handling, reporting
Parser and Property system
1. DependencyProperty.Register/RegisterAttached now supports PropertyMetadata
2. New DependencyObject.ClearValue
3. Visual tree helper
Data-binding
1. Per binding level validation
2. Support for element syntax for binding markup extensions
3. Binding to attached properties
4. ItemsControl extensibility (OnItemsChanged method)
5. Fallback in value conversion (Binding.UnsetValue)
Input
1. Support for limited keyboard input in Full Screen mode (arrow, tab, enter, home, end, pageup/pagedown, space). I've seen more than a few requests for this on the forums.
2. Managed APIs for Inking and stylus input
Networking and Data
1. Cross Domain support in Sockets
2. Cross Domain security enhancements
3. HttpWebRequest and WebClient callable from background threads
4. Upload support in WebClient
5. Isolated Storage: default size increased to 1MB and new ability to change quota with user consent. Also a new management UI.
6. Duplex communications ("push" from server to Silverlight client with no need to "poll" for data)
7. LINQ -to- JSON serialization
8. Significantly improved SOAP interop
9. "Add New Item" template in Visual Studio for "Silverlight-enabled WCF Service"
10. ADO.NET Data Services support
UIAutomation and Accessibility support in the platform
Media
1. Platform support for Adaptive Streaming (also referred to by people as multi bitrate), the ability for Silverlight to switch between media depending on network and CPU conditions
2. Content protection with PlayReady DRM and Windows DRM
3. Basic server-side playlist (SSPL) support
Localization
1. Changes to localized application model. You now create one xap per locale, instead of one monolithic multilingual app
2. Expanded localization languages of runtime and SDK
3. Japanese SDK Installer and documentation (July 10)
Several changes to make API and behavior more compatible with WPF
Tools
1. Beta 1 projects will be automatically ported to Beta 2
2. Remote debugging for VB on the Mac
CLR
1. A new developer-oriented runtime package with debugging binaries, localized strings, docs etc.
2. Support for OS fallback logic for resources
3. CurrentCulture and CurrentUICulture isolation to AppDomain level
DLR
1. Performance improvements
2. Various new DLR and IronPython 2.0 Beta 2 language features
3. Various new IronRuby features