StackBuilder class
Stack建造者 - 专门处理Stack布局
Constructors
- 
          StackBuilder({required List<Widget> children, AlignmentGeometry alignment = AlignmentDirectional.topStart, TextDirection? textDirection, StackFit fit = StackFit.loose, Clip clipBehavior = Clip.hardEdge})
Properties
- alignment → AlignmentGeometry
- 
  
  final
- 
  children
  → List<Widget> 
- 
  
  final
- clipBehavior → Clip
- 
  
  final
- fit → StackFit
- 
  
  final
- hashCode → int
- 
  The hash code for this object.
  no setterinherited
- runtimeType → Type
- 
  A representation of the runtime type of the object.
  no setterinherited
- textDirection → TextDirection?
- 
  
  final
Methods
- 
  build() → Widget 
- 直接构建Stack
- 
  noSuchMethod(Invocation invocation) → dynamic 
- 
  Invoked when a nonexistent method or property is accessed.
  inherited
- 
  relative() → Widget 
- relative -->gt; 相对定位容器(就是普通的Stack)
- 
  toString() → String 
- 
  A string representation of this object.
  inherited
Operators
- 
  operator ==(Object other) → bool 
- 
  The equality operator.
  inherited