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Add docs about horizontal scrollbars (#97673)

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Kate Lovett 2022-02-02 20:20:05 -06:00 committed by GitHub
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commit c57e67d844
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4
packages/flutter/lib/src/material/app.dart
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@ -723,6 +723,10 @@ class MaterialApp extends StatefulWidget {
/// When using the desktop platform, if the [Scrollable] widget scrolls in the
/// [Axis.vertical], a [Scrollbar] is applied.
///
/// If the scroll direction is [Axis.horizontal] scroll views are less
/// discoverable, so consider adding a Scrollbar in these cases, either directly
/// or through the [buildScrollbar] method.
///
/// [MaterialScrollBehavior.androidOverscrollIndicator] specifies the
/// overscroll indicator that is used on [TargetPlatform.android]. When null,
/// [ThemeData.androidOverscrollIndicator] is used. If also null, the default

4
packages/flutter/lib/src/material/scrollbar.dart
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@ -47,6 +47,10 @@ const Duration _kScrollbarTimeToFade = Duration(milliseconds: 600);
/// without the fade animation. This requires that a [ScrollController] is
/// provided to controller, or that the [PrimaryScrollController] is available.
///
/// When a [ScrollView.scrollDirection] is [Axis.horizontal], it is recommended
/// that the [Scrollbar] is always visible, since scrolling in the horizontal
/// axis is less discoverable.
///
/// ** See code in examples/api/lib/material/scrollbar/scrollbar.1.dart **
/// {@end-tool}
///