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Update LayoutBuilder docs a bit (#4593)

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Ian Hickson 2016-06-16 10:47:48 -07:00 committed by GitHub
parent 9fe7617184
commit e9edf7a0af
1 changed files with 10 additions and 0 deletions
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packages/flutter/lib/src/widgets/layout_builder.dart
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@ -18,6 +18,16 @@ typedef Widget LayoutWidgetBuilder(BuildContext context, BoxConstraints constrai
/// is useful when the parent constrains the child's size and doesn't depend on /// is useful when the parent constrains the child's size and doesn't depend on
/// the child's intrinsic size. The LayoutBuilder's final size will match its /// the child's intrinsic size. The LayoutBuilder's final size will match its
/// child's size. /// child's size.
///
/// If the child should be smaller than the parent, consider wrapping the child
/// in an [Align] widget. If the child might want to be bigger, consider
/// wrapping it in a [ScrollableViewport].
///
/// See also:
///
/// * [Builder], which calls a `builder` function at build time.
/// * [StatefulBuilder], which passes its `builder` function a `setState` callback.
/// * [CustomSingleChildLayout], which positions its child during layout.
class LayoutBuilder extends RenderObjectWidget { class LayoutBuilder extends RenderObjectWidget {
/// Creates a widget that defers its building until layout. /// Creates a widget that defers its building until layout.
/// ///