pkg/analysis_server/test/mock_packages/flutter/lib/src/widgets/container.dart

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'package:flutter/painting.dart';

import 'framework.dart';

class Container extends StatelessWidget {
  final Widget child;

  /// Align the [child] within the container.
  ///
  /// If non-null, the container will expand to fill its parent and position its
  /// child within itself according to the given value. If the incoming
  /// constraints are unbounded, then the child will be shrink-wrapped instead.
  ///
  /// Ignored if [child] is null.
  ///
  /// See also:
  ///
  ///  * [Alignment], a class with convenient constants typically used to
  ///    specify an [AlignmentGeometry].
  ///  * [AlignmentDirectional], like [Alignment] for specifying alignments
  ///    relative to text direction.
  final AlignmentGeometry alignment;

  /// Empty space to inscribe inside the [decoration]. The [child], if any, is
  /// placed inside this padding.
  ///
  /// This padding is in addition to any padding inherent in the [decoration];
  /// see [Decoration.padding].
  final EdgeInsetsGeometry padding;

  /// The decoration to paint behind the [child].
  ///
  /// A shorthand for specifying just a solid color is available in the
  /// constructor: set the `color` argument instead of the `decoration`
  /// argument.
  ///
  /// The [child] is not clipped to the decoration. To clip a child to the shape
  /// of a particular [ShapeDecoration], consider using a [ClipPath] widget.
  final Decoration decoration;

  /// The decoration to paint in front of the [child].
  final Decoration foregroundDecoration;

  /// Empty space to surround the [decoration] and [child].
  final EdgeInsetsGeometry margin;

  Container({
    Key key,
    this.alignment,
    this.padding,
    Color color,
    Decoration decoration,
    this.foregroundDecoration,
    double width,
    double height,
    this.margin,
    this.child,
  })  : decoration = decoration,
        super(key: key);

  @override
  Widget build(BuildContext context) => child;
}