ExWidget extension

扩展Widget

on

• Widget

Methods

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

对齐

alignBottomCenter() → Widget

对齐 底部

alignBottomLeft() → Widget

对齐 下左边

alignBottomRight() → Widget

对齐 下右边

alignCenter() → Widget

对齐 中间

alignCenterLeft() → Widget

对齐 左边

alignCenterRight() → Widget

对齐 右边

alignTopCenter() → Widget

对齐 顶部居中

alignTopLeft() → Widget

对齐 上左边

alignTopRight() → Widget

对齐 上右边

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

比例布局

backgroundColor(Color color, {Key? key}) → Widget

背景颜色

backgroundImage(DecorationImage image, {Key? key}) → Widget

背景图片

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

边框

boxShadow({Key? key, Color color = Colors.black, Offset offset = Offset.zero, double blurRadius = 0.0, double spreadRadius = 0.0, BlurStyle blurStyle = BlurStyle.normal}) → Widget

阴影

card({Key? key, Color? color, Color? shadowColor, Color? surfaceTintColor, double? elevation = 5, ShapeBorder? shape, bool borderOnForeground = true, EdgeInsetsGeometry? margin, Clip? clipBehavior = Clip.antiAlias, bool semanticContainer = true}) → Widget

卡片布局

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

居中布局

clipOval({Key? key}) → Widget

裁剪圆形

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

裁剪矩形

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

裁剪圆角

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

约束

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}) → Widget

盒子装饰器

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

阴影

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

expand 撑满

fittedBox({Key? key, BoxFit fit = BoxFit.contain, AlignmentGeometry alignment = Alignment.centerLeft, Clip clipBehavior = Clip.none}) → Widget

缩放布局

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

弹性布局

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

百分比布局

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

手势

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

约束高度

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

墨水纹

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

限制盒子 最大宽高

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

偏移

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

长按

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

点击

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

透明度

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

溢出

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

内间距

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

Stack布局 位置

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

涟漪

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

安全区域

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

比例缩放

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

滚动视图

scrollbar({Key? key, ScrollController? controller, bool? thumbVisibility, bool? trackVisibility, double? thickness, Radius? radius, bool notificationPredicate(ScrollNotification)?, bool? interactive, ScrollbarOrientation? scrollbarOrientation}) → Widget

滚动条

sliver({Key? key}) → Widget

SliverToBoxAdapter

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

Sliver 内间距

sliverPaddingBottom(double val) → Widget

内间距 下

sliverPaddingHorizontal(double val) → Widget

内间距 横向

sliverPaddingLeft(double val) → Widget

内间距 左

sliverPaddingRight(double val) → Widget

内间距 右

sliverPaddingTop(double val) → Widget

内间距 上

sliverPaddingVertical(double val) → Widget

内间距 纵向

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

约束宽高

tooltip({Key? key, String? message, InlineSpan? richMessage, double? height, EdgeInsetsGeometry? padding, EdgeInsetsGeometry? margin, double? verticalOffset, bool? preferBelow, bool? excludeFromSemantics, Decoration? decoration, TextStyle? textStyle, TextAlign? textAlign, Duration? waitDuration, Duration? showDuration, Duration? exitDuration, bool? enableTapToDismiss, TooltipTriggerMode? triggerMode, bool? enableFeedback, void onTriggered()?}) → Widget

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

Transforms Matrix4

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

Translate 变化位置

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

取消父级约束

visibility({Key? key, required bool visible, bool maintainSize = false, bool maintainState = false, bool maintainAnimation = false}) → Widget

控制组件隐藏显示

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

约束宽度