SU mixin

Superclass constraints

• Widget

Available extensions

• WidgetExtensions

Properties

hashCode → int

The hash code for this object.

no setter, inherited

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

align(AlignmentGeometry alignment, {Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐

alignBottom() → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐 底部

alignCenter() → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐 中间

alignLeft() → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐 左边

alignment(AlignmentGeometry alignment, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐

alignRight() → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐 右边

alignTop() → Widget

Available on Widget, provided by the WidgetExtensions extension

对齐 顶部

animate(Duration duration, Curve curve, {Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

animated all properties before this method 动画所有属性

aspectRatio({Key? key, required double aspectRatio}) → Widget

Available on Widget, provided by the WidgetExtensions extension

比例

backgroundBlendMode(BlendMode blendMode, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景混合模式

backgroundBlur(double sigma, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景模糊

backgroundColor(Color color, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景颜色

backgroundGradient(Gradient gradient, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景渐变

backgroundImage(DecorationImage image, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景图片

backgroundLinearGradient({Key? key, AlignmentGeometry begin = Alignment.centerLeft, AlignmentGeometry end = Alignment.centerRight, List<Color>? colors, List<double>? stops, TileMode tileMode = TileMode.clamp, GradientTransform? transform, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景线性渐变

backgroundRadialGradient({Key? key, AlignmentGeometry center = Alignment.center, double radius = 0.5, List<Color>? colors, List<double>? stops, TileMode tileMode = TileMode.clamp, AlignmentGeometry? focal, double focalRadius = 0.0, GradientTransform? transform, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景径向渐变

backgroundSweepGradient({Key? key, AlignmentGeometry center = Alignment.center, double startAngle = 0.0, double endAngle = pi * 2, List<Color>? colors, List<double>? stops, TileMode tileMode = TileMode.clamp, GradientTransform? transform, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

背景扫光渐变

border({Key? key, double? all, double? left, double? right, double? top, double? bottom, Color color = const Color(0xFF000000), BorderStyle style = BorderStyle.solid, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

边框

borderRadius({Key? key, double? all, double? topLeft, double? topRight, double? bottomLeft, double? bottomRight, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

圆角

borderRadiusDirectional({Key? key, double? all, double? topStart, double? topEnd, double? bottomStart, double? bottomEnd, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

圆角方向

boxShadow({Key? key, Color color = const Color(0xFF000000), Offset offset = Offset.zero, double blurRadius = 0.0, double spreadRadius = 0.0, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

盒子阴影

card({Key? key, Color? color, double? elevation, ShapeBorder? shape, bool borderOnForeground = true, EdgeInsetsGeometry? margin, Clip? clipBehavior, bool semanticContainer = true}) → Widget

Available on Widget, provided by the WidgetExtensions extension

卡片

center({Key? key, double? widthFactor, double? heightFactor}) → Widget

Available on Widget, provided by the WidgetExtensions extension

居中

clipOval({Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

椭圆

clipRect({Key? key, CustomClipper<Rect>? clipper, Clip clipBehavior = Clip.hardEdge}) → Widget

Available on Widget, provided by the WidgetExtensions extension

矩形

clipRRect({Key? key, double? all, double? topLeft, double? topRight, double? bottomLeft, double? bottomRight, CustomClipper<RRect>? clipper, Clip clipBehavior = Clip.antiAlias, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

圆角矩形

constrained({Key? key, double? width, double? height, double minWidth = 0.0, double maxWidth = double.infinity, double minHeight = 0.0, double maxHeight = double.infinity, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

约束

createElement() → Element

Inflates this configuration to a concrete instance.

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

decorated({Key? key, Color? color, DecorationImage? image, BoxBorder? border, BorderRadius? borderRadius, List<BoxShadow>? boxShadow, Gradient? gradient, BlendMode? backgroundBlendMode, BoxShape shape = BoxShape.rectangle, DecorationPosition position = DecorationPosition.background, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

盒子装饰器

elevation(double elevation, {Key? key, BorderRadiusGeometry borderRadius = BorderRadius.zero, Color shadowColor = const Color(0xFF000000)}) → Widget

Available on Widget, provided by the WidgetExtensions extension

阴影

expanded({Key? key, int flex = 1}) → Widget

Available on Widget, provided by the WidgetExtensions extension

扩展

fittedBox({Key? key, BoxFit fit = BoxFit.contain, AlignmentGeometry alignment = Alignment.center}) → Widget

Available on Widget, provided by the WidgetExtensions extension

适配

flexible({Key? key, int flex = 1, FlexFit fit = FlexFit.loose}) → Widget

Available on Widget, provided by the WidgetExtensions extension

弹性

fractionallySizedBox({Key? key, AlignmentGeometry alignment = Alignment.center, double? widthFactor, double? heightFactor}) → Widget

Available on Widget, provided by the WidgetExtensions extension

适配

gestures({Key? key, GestureOnTapChangeCallback? onTapChange, GestureTapDownCallback? onTapDown, GestureTapUpCallback? onTapUp, GestureTapCallback? onTap, GestureTapCancelCallback? onTapCancel, GestureTapDownCallback? onSecondaryTapDown, GestureTapUpCallback? onSecondaryTapUp, GestureTapCancelCallback? onSecondaryTapCancel, GestureTapCallback? onDoubleTap, GestureLongPressCallback? onLongPress, GestureLongPressStartCallback? onLongPressStart, GestureLongPressMoveUpdateCallback? onLongPressMoveUpdate, GestureLongPressUpCallback? onLongPressUp, GestureLongPressEndCallback? onLongPressEnd, GestureDragDownCallback? onVerticalDragDown, GestureDragStartCallback? onVerticalDragStart, GestureDragUpdateCallback? onVerticalDragUpdate, GestureDragEndCallback? onVerticalDragEnd, GestureDragCancelCallback? onVerticalDragCancel, GestureDragDownCallback? onHorizontalDragDown, GestureDragStartCallback? onHorizontalDragStart, GestureDragUpdateCallback? onHorizontalDragUpdate, GestureDragEndCallback? onHorizontalDragEnd, GestureDragCancelCallback? onHorizontalDragCancel, GestureDragDownCallback? onPanDown, GestureDragStartCallback? onPanStart, GestureDragUpdateCallback? onPanUpdate, GestureDragEndCallback? onPanEnd, GestureDragCancelCallback? onPanCancel, GestureScaleStartCallback? onScaleStart, GestureScaleUpdateCallback? onScaleUpdate, GestureScaleEndCallback? onScaleEnd, GestureForcePressStartCallback? onForcePressStart, GestureForcePressPeakCallback? onForcePressPeak, GestureForcePressUpdateCallback? onForcePressUpdate, GestureForcePressEndCallback? onForcePressEnd, HitTestBehavior? behavior, bool excludeFromSemantics = false, DragStartBehavior dragStartBehavior = DragStartBehavior.start}) → Widget

Available on Widget, provided by the WidgetExtensions extension

手势

height(double height, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

约束 高度

inkWell({Key? key, dynamic onTap()?, double? borderRadius}) → Widget

Available on Widget, provided by the WidgetExtensions extension

limitedBox({Key? key, double maxWidth = double.infinity, double maxHeight = double.infinity}) → Widget

Available on Widget, provided by the WidgetExtensions extension

限制

material({Key? key, MaterialType type = MaterialType.canvas, double elevation = 0.0, Color? color, Color? shadowColor, TextStyle? textStyle, BorderRadiusGeometry? borderRadius, ShapeBorder? shape, bool borderOnForeground = true, Clip clipBehavior = Clip.none, Duration animationDuration = kThemeChangeDuration}) → Widget

Available on Widget, provided by the WidgetExtensions extension

材料

mouseRegion({Key? key, void onEnter(PointerEnterEvent)?, void onExit(PointerExitEvent)?, void onHover(PointerHoverEvent)?, MouseCursor cursor = MouseCursor.defer, bool opaque = true}) → Widget

Available on Widget, provided by the WidgetExtensions extension

鼠标区域

neumorphism({Key? key, required double elevation, BorderRadius borderRadius = BorderRadius.zero, Color backgroundColor = const Color(0xffEDF1F5), double curve = 0.0, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

新拟态

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

offstage({Key? key, bool offstage = true}) → Widget

Available on Widget, provided by the WidgetExtensions extension

舞台

onLongPress(GestureTapCallback? onLongPress, {Key? key, HitTestBehavior? behavior, bool excludeFromSemantics = false, DragStartBehavior dragStartBehavior = DragStartBehavior.start}) → Widget

Available on Widget, provided by the WidgetExtensions extension

长按手势

onTap(GestureTapCallback? onTap, {Key? key, HitTestBehavior? behavior, bool excludeFromSemantics = false, DragStartBehavior dragStartBehavior = DragStartBehavior.start}) → Widget

Available on Widget, provided by the WidgetExtensions extension

手势

opacity(double opacity, {Key? key, bool animate = false, bool alwaysIncludeSemantics = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

透明度

overflow({Key? key, AlignmentGeometry alignment = Alignment.center, double? minWidth, double? maxWidth, double? minHeight, double? maxHeight, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

溢出

padding({Key? key, double? all, double? horizontal, double? vertical, double? top, double? bottom, double? left, double? right, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距

paddingBottom(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 下

paddingDirectional({Key? key, double? all, double? horizontal, double? vertical, double? top, double? bottom, double? start, double? end, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 方向

paddingHorizontal(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 横向

paddingLeft(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 左

paddingRight(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 右

paddingTop(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 上

paddingVertical(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 纵向

parent(Widget parent({required Widget child})) → Widget

Available on Widget, provided by the WidgetExtensions extension

Applies a parent to a child

positioned({Key? key, double? left, double? top, double? right, double? bottom, double? width, double? height, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

位置

positionedDirectional({Key? key, double? start, double? end, double? top, double? bottom, double? width, double? height, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

位置方向

ripple({Key? key, Color? focusColor, Color? hoverColor, Color? highlightColor, Color? splashColor, InteractiveInkFeatureFactory? splashFactory, double? radius, ShapeBorder? customBorder, bool enableFeedback = true, bool excludeFromSemantics = false, FocusNode? focusNode, bool canRequestFocus = true, bool autoFocus = false, bool enable = true}) → Widget

Available on Widget, provided by the WidgetExtensions extension

涟漪 InkWell

rotate({Key? key, required double angle, Offset? origin, AlignmentGeometry alignment = Alignment.center, bool transformHitTests = true, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

旋转

safeArea({Key? key, bool top = true, bool bottom = true, bool left = true, bool right = true}) → Widget

Available on Widget, provided by the WidgetExtensions extension

安全区域

scale({Key? key, double? all, double? x, double? y, Offset? origin, AlignmentGeometry alignment = Alignment.center, bool transformHitTests = true, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

缩放

scrollable({Key? key, Axis scrollDirection = Axis.vertical, bool reverse = false, bool? primary, ScrollPhysics? physics, ScrollController? controller, DragStartBehavior dragStartBehavior = DragStartBehavior.start, EdgeInsetsGeometry? padding}) → Widget

Available on Widget, provided by the WidgetExtensions extension

滚动视图

semanticsLabel(String label, {Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

语义标签

sliverPadding({Key? key, EdgeInsetsGeometry? value, double? all, double? horizontal, double? vertical, double? top, double? bottom, double? left, double? right}) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距

sliverPaddingBottom(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 下

sliverPaddingHorizontal(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 横向

sliverPaddingLeft(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 左

sliverPaddingRight(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 右

sliverPaddingTop(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 上

sliverPaddingVertical(double val) → Widget

Available on Widget, provided by the WidgetExtensions extension

内间距 纵向

sliverToBoxAdapter({Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

SliverToBoxAdapter

tight({double? width, double? height, Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

约束 宽高

tightSize(double size, {Key? key}) → Widget

Available on Widget, provided by the WidgetExtensions extension

约束 宽高 size

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

transform({Key? key, required Matrix4 transform, Offset? origin, AlignmentGeometry? alignment, bool transformHitTests = true, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

变换

translate({Key? key, required Offset offset, bool transformHitTests = true, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

平移

unconstrained({Key? key, TextDirection? textDirection, AlignmentGeometry alignment = Alignment.center, Axis? constrainedAxis, Clip clipBehavior = Clip.none}) → Widget

Available on Widget, provided by the WidgetExtensions extension

取消父级约束

width(double width, {Key? key, bool animate = false}) → Widget

Available on Widget, provided by the WidgetExtensions extension

约束 宽度

Operators

operator ==(Object other) → bool

The equality operator.

inherited