BaseWidget class

AUTHOR:AbnerMing DATE:2023/5/11 INTRODUCE:控件无状态基类 https://zhuanlan.zhihu.com/p/651915336

Inheritance
Implementers

Constructors

BaseWidget.new({Key? key, double? width, double? height, double? margin, double? marginLeft, double? marginTop, double? marginRight, double? marginBottom, double? padding, double? paddingLeft, double? paddingTop, double? paddingRight, double? paddingBottom, Color? backgroundColor, double? strokeWidth, Color? strokeColor, Color? solidColor, double? radius, bool? isCircle, double? leftTopRadius, double? rightTopRadius, double? leftBottomRadius, double? rightBottomRadius, Widget? childWidget, Alignment? alignment, int? gradient, List<Color>? gradientColorList, List<double>? gradientColorStops, Alignment? gradientBegin, Alignment? gradientEnd, VoidCallback? onClick, VoidCallback? onDoubleClick, VoidCallback? onLongPress})
const

Properties

alignment Alignment?
final
backgroundColor Color?
final
childWidget Widget?
final
gradient int?
final
gradientBegin Alignment?
final
gradientColorList List<Color>?
final
gradientColorStops List<double>?
final
gradientEnd Alignment?
final
hashCode int
The hash code for this object.
no setterinherited
height double?
final
isCircle bool?
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
leftBottomRadius double?
final
leftTopRadius double?
final
margin double?
final
marginBottom double?
final
marginLeft double?
final
marginRight double?
final
marginTop double?
final
onClick VoidCallback?
final
onDoubleClick VoidCallback?
final
onLongPress VoidCallback?
final
padding double?
final
paddingBottom double?
final
paddingLeft double?
final
paddingRight double?
final
paddingTop double?
final
radius double?
final
rightBottomRadius double?
final
rightTopRadius double?
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
solidColor Color?
final
strokeColor Color?
final
strokeWidth double?
final
width double?
final

Methods

build(BuildContext context) Widget
Describes the part of the user interface represented by this widget.
override
createElement() StatelessElement
Creates a StatelessElement to manage this widget's location in the tree.
inherited
debugDescribeChildren() List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
getDecoration() Decoration?
getWidget(BuildContext context) Widget?
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.
inherited
toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) String
A string representation of this object.
inherited
toStringDeep({String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) String
Returns a string representation of this node and its descendants.
inherited
toStringShallow({String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) String
Returns a one-line detailed description of the object.
inherited
toStringShort() String
A short, textual description of this widget.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited