Break Changes

• Kraken.loadURL, Kraken.loadContent, Kraken.loadByteCode are deprecated. Please use KrakenBundle.fromUrl, KrakenBundle.fromContent instead.
• Flutter Widget API had been upgraded, please refer to https://openkraken.com/guide/advanced/widget-custom-element for more info.

Big News

• Support using Flutter Widget as HTML Custom Element which can greatly extend the capability of Web, refer to this doc for detailed use.

• Performance optimized:
  • Page load time reduced 10%.
  • Scrolling FPS incrased 40%.
• Linux platform supported.
• Support Flutter 2.5.3.

Features

• Support defining Flutter widget as HTML custom element. https://github.com/openkraken/kraken/pull/904
• Support style element and className attribute. https://github.com/openkraken/kraken/pull/656
• Support link element and CSS variables. https://github.com/openkraken/kraken/pull/961
• Support assets: protocol to unify the means to load local assets for different platforms. https://github.com/openkraken/kraken/pull/866
• Support pause kraken pages when navigator changes. https://github.com/openkraken/kraken/pull/877
• Support linux platform. https://github.com/openkraken/kraken/pull/887
• Support customize kraken dynamic library path. https://github.com/openkraken/kraken/pull/1048

Bug Fixed

• Fix width error in case of min width width padding. https://github.com/openkraken/kraken/pull/843
• Fix percentage with decimal point. https://github.com/openkraken/kraken/pull/845
• Fix iOS App store certificate validation. https://github.com/openkraken/kraken/pull/847
• Fix text height with text-overflow ellipsis. https://github.com/openkraken/kraken/pull/848
• Fix clone documentFragment node support. https://github.com/openkraken/kraken/pull/851
• Fix layout wrapping space. https://github.com/openkraken/kraken/pull/856
• Fix position placeholder offset not including margin. https://github.com/openkraken/kraken/pull/857
• Fix position sticky fail with overflow hidden. https://github.com/openkraken/kraken/pull/858
• Fix HTMLAnchorElement lack full property support. https://github.com/openkraken/kraken/pull/864
• Fix HTMLBRElement size not correct. https://github.com/openkraken/kraken/pull/867
• Fix crash due to disposeEventTarget sync implementation. https://github.com/openkraken/kraken/pull/873
• Fix image performance by add image cache. https://github.com/openkraken/kraken/pull/879
• Fix empty text node renderObject. https://github.com/openkraken/kraken/pull/881
• Fix previous blank of text node. https://github.com/openkraken/kraken/pull/886
• Fix only trigger gc once when disposed. https://github.com/openkraken/kraken/pull/892
• Fix crash due to weak reference between style and element. https://github.com/openkraken/kraken/pull/895
• Fix layout performance by caching constraints. https://github.com/openkraken/kraken/pull/897
• Fix sliver child is text without renderer should not accept. https://github.com/openkraken/kraken/pull/898
• Fix renderObject and element memory leaks. https://github.com/openkraken/kraken/pull/900
• Fix hit test children not works in sliver list. https://github.com/openkraken/kraken/pull/905
• Fix intersection observer performance. https://github.com/openkraken/kraken/pull/908
• Fix crash when reportError. https://github.com/openkraken/kraken/pull/913
• Fix style fail after resize. https://github.com/openkraken/kraken/pull/916
• Fix some sliver usage cases. https://github.com/openkraken/kraken/pull/922
• Fix free event targets properties by gc mark. https://github.com/openkraken/kraken/pull/929
• Fix insert before fixed element. https://github.com/openkraken/kraken/pull/930
• Fix document.createElement in multiple context. https://github.com/openkraken/kraken/pull/935
• Fix error due to lacking negative length validation. https://github.com/openkraken/kraken/pull/938
• Fix bridge memory leaks. https://github.com/openkraken/kraken/pull/939
• Fix nested fixed element paint order. https://github.com/openkraken/kraken/pull/947
• Fix image natural size with same url. https://github.com/openkraken/kraken/pull/948
• Fix createElement and createTextNode performance. https://github.com/openkraken/kraken/pull/952
• Fix text not shrink in flex container. https://github.com/openkraken/kraken/pull/980
• Fix text rendering performance. https://github.com/openkraken/kraken/pull/990
• Fix flex stretch height when positioned child exists. https://github.com/openkraken/kraken/pull/1004
• Fix transform should avoid trigger layout. https://github.com/openkraken/kraken/pull/1008
• Fix ui command buffer instance leak. https://github.com/openkraken/kraken/pull/1014
• Fix element attributes incorrect reference count. https://github.com/openkraken/kraken/pull/1020
• Fix relayout boundary of flex item. https://github.com/openkraken/kraken/pull/1023
• Fix element insert order of insertBefore. https://github.com/openkraken/kraken/pull/1024
• Fix event target string property leak. https://github.com/openkraken/kraken/pull/1028
• Fix reposition children logic lacking when position changed. https://github.com/openkraken/kraken/pull/1033
• Fix this_val on global func call. https://github.com/openkraken/kraken/pull/1036
• Fix event type atom id changed when free. https://github.com/openkraken/kraken/pull/1040
• Fix offsetTop and offsetLeft should relative to body element if no positioned parent found. https://github.com/openkraken/kraken/pull/1041
• Fix percentage of positioned element. https://github.com/openkraken/kraken/pull/1044
• Fix input should blur when click other target. https://github.com/openkraken/kraken/pull/1052
• Fix positioned element logical width/height calculation. https://github.com/openkraken/kraken/pull/1053