Flutter Learning Path
  • The Start
  • 基本概念
    • Widget
    • StatefulWidget, StatelessWidget and InheritedWidget
  • 布局
    • Untitled
  • Widgets
    • Untitled
  • 数据库连接
    • Untitled
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  • 基本概念
  • Widget
  • BuildContext

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  1. 基本概念

Widget

PreviousThe StartNextStatefulWidget, StatelessWidget and InheritedWidget

Last updated 6 years ago

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基本概念

Widget

Flutter中几乎所有东西都是Widget

BuildContext

BuildContext是Widget相关的上下文，通过BuildContext可以对Widget树进行引用。但是要注意引用对范围。如下图所示：