Flutter包括一个现代的响应式框架、一个2D渲染引擎、现成的widget 和开发工具。 Flutter includes a functional-reactive framework, a 2D rendering engine, ready-made widgets , and development tools. 这意味着您必须使用“预先安装的亚马逊应用程序选择”,包括AmazonWidget ,AmazonShopping和Alexa。 That means you will have to live with a"pre-installed selection of Amazon apps", including the Amazon Widget , Amazon Shopping,…. 这个范例展示如何封装两个widget 为一个新的组件,以及使用在多量widget 时是多么容易。 This example shows how to encapsulate two widgets into a new component and how easy it is to use many widgets . 与其他将视图、控制器、布局和其他属性分离开来的框架不同,Flutter有一个一致的、统一的对象模型:Widget 。 Unlike other frameworks that separate views, controllers, layouts, and other properties, Flutter has a consistent, unified object model: the widget . 例如,被测试的widget 可以接收和响应用户操作和事件,进行布局,并实例化子widget 。 For example, the Widget being tested should be able to receive and respond to user actions and events, perform layout, and instantiate child widgets .
在“eSWT移动扩展简介”系列中,学习嵌入式StandardWidget Toolkit(eSWT)。 In this"Introduction to the eSWT mobile extension" series, learn about the embedded Standard Widget Toolkit(eSWT). 您不需要是产业业者或官方代表才能使用widget ,但您的网站必须:. You are not required to be an owner or official representative of a property to use widgets but your website must. 这是许多开发者都需要问自己的问题:我是否需要Widget 为Stateless或Stateful?? This is a question that many developers need to ask themselves: do I need my Widget to be Stateless or Stateful? 集成测试的目标是验证正在测试的所有widget 和服务是否按照预期的方式一起工作。 The goal of an integration test is to verify that all the widgets and services being tested work together other as expected. 在某些情况下,你可能需要强制使用此key,以便可以通过其key访问widget 。 In some circumstances, you might need to force this key, so that you can access a widget by its key. 全新API让开发者可以将Handoff整合到他们自有应用程序中,创建可通过MacAppStore提供的今天视图widget 。 New APIs allow developers to integrate Handoff into their own apps and create Today view widgets for distribution through the Mac App Store. 唯一的差别是,因为我们没有显示力量值,所以不需要重绘widget 。 The only difference is that because we don't show the force value, we don't need to repaint the widget . 仅仅是Widgets(组件):这个原型实现了Flutter的widget框架,并提供了一组核心布局widget 作为构建自定义widget的基础。 Just widgets- This prototype implemented Flutter's widget framework and offered a set of core layout widgets as a foundation for building custom widgets. . 如果rebuild参数为true(默认值),我们使用普通方法(并且将Widget 添加到订阅者列表中). If the rebuild parameter is true(by default), we use the normal approach(and the Widget will be added to the list of subscribers). 例如,我们发现严格的标记系统难以表达和生成具有特定行为的widget 。 For example, we have found it difficult for a rigid markup system to express and produce customized widgets with bespoke behaviours. 这里还有些替代Widget Context更复杂的插件,他们包括Widget Logic,DisplayWidgets和SlayersCustomWidgets. There are some more complex alternatives to Widget Context and these include Widget Logic, Display Widgets and Slayers Custom Widgets. . UserInterfaceFramework,包含很多函数的大型库,从简略的JavaScript功能到完好的internetwidget 。 User Interface Framework is a large library that covers a lot of functions, from simple JavaScript utilities to complete internet widgets . 究其原因,通过添加了一个新的数据成员,我们最终改变了Widget 和Label对象的大小。 The reason is that by adding a new data member, we ended up changing the size of Widget and Label objects. 除此之外,我们也对iOS6有着自己的期望,包括更好的通知功能、Widget 和更好的多任务功能。 Beyond that, we have our own wish list for iOS 6, including better notifications, widgets , and better multitasking. Route是应用程序“屏幕”或“页面”的抽象,Navigator是一种管理路由的widget 。 A Route is an abstraction for a“screen” or“page” of an app, and a Navigator is a widget that manages routes.
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