RText class

RichText 魔改版 建议使用 BText.rich,动态配置字体颜色

Inheritance

• Object
• DiagnosticableTree
• Widget
• RenderObjectWidget
• MultiChildRenderObjectWidget
• RichText
• RText

Available extensions

• ExtensionWidget
• ExtensionWidgetMethod

Constructors

RText({Key? key, required List<String> texts, TextStyle? style, List<TextStyle?> styles = const [], List<GestureRecognizer?> recognizers = const [], List<String?> semanticsLabels = const [], List<MouseCursor?> mouseCursors = const [], List<PointerEnterEventListener?> onEnters = const [], List<PointerExitEventListener?> onExits = const [], List<Locale?> locales = const [], List<bool?> spellOuts = const [], StrutStyle? strutStyle, TextAlign textAlign = TextAlign.center, TextDirection? textDirection, Locale? locale, bool softWrap = true, TextOverflow overflow = TextOverflow.clip, double textScaleFactor = 1.0, int? maxLines, TextWidthBasis textWidthBasis = TextWidthBasis.parent, TextHeightBehavior? textHeightBehavior, SelectionRegistrar? selectionRegistrar, Color? selectionColor})

Properties

children → List<Widget>

The widgets below this widget in the tree.

final, inherited

expand → SizedBox

Available on Widget, provided by the ExtensionWidget extension

no setter

expandedNull → Expanded

Available on Widget, provided by the ExtensionWidget extension

no setter

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

locale → Locale?

Used to select a font when the same Unicode character can be rendered differently, depending on the locale.

final, inherited

maxLines → int?

An optional maximum number of lines for the text to span, wrapping if necessary. If the text exceeds the given number of lines, it will be truncated according to overflow.

final, inherited

overflow → TextOverflow

How visual overflow should be handled.

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

selectionColor → Color?

The color to use when painting the selection.

final, inherited

selectionRegistrar → SelectionRegistrar?

The SelectionRegistrar this rich text is subscribed to.

final, inherited

shrink → SizedBox

Available on Widget, provided by the ExtensionWidget extension

no setter

softWrap → bool

Whether the text should break at soft line breaks.

final, inherited

strutStyle → StrutStyle?

The strut style to use. Strut style defines the strut, which sets minimum vertical layout metrics.

final, inherited

text → InlineSpan

The text to display in this widget.

final, inherited

textAlign → TextAlign

How the text should be aligned horizontally.

final, inherited

textDirection → TextDirection?

The directionality of the text.

final, inherited

textHeightBehavior → TextHeightBehavior?

Defines how to apply TextStyle.height over and under text.

final, inherited

textScaleFactor → double

Deprecated. Will be removed in a future version of Flutter. Use textScaler instead.

no setter, inherited

textScaler → TextScaler

The font scaling strategy to use when laying out and rendering the text.

final, inherited

textWidthBasis → TextWidthBasis

Defines how to measure the width of the rendered text.

final, inherited

toRoutePageBuilder → RoutePageBuilder

Available on Widget, provided by the ExtensionWidget extension

no setter

toRouteTransitionsBuilder → RouteTransitionsBuilder

Available on Widget, provided by the ExtensionWidget extension

no setter

toSliverBox → Widget

Available on Widget, provided by the ExtensionWidget extension

no setter

toWidgetBuilder → WidgetBuilder

Available on Widget, provided by the ExtensionWidget extension

no setter

Methods

align({Key? key, Alignment alignment = Alignment.center, double? widthFactor, double? heightFactor}) → Align

Available on Widget, provided by the ExtensionWidget extension

animatedAlign(Duration duration, {Key? key, Alignment alignment = Alignment.center, Curve curve = Curves.linear, VoidCallback? onEnd}) → AnimatedAlign

Available on Widget, provided by the ExtensionWidget extension

animatedContainer(Duration duration, {Key? key, Alignment? alignment, EdgeInsetsGeometry? padding, Color? color, Decoration? decoration, Decoration? foregroundDecoration, double? width, double? height, BoxConstraints? constraints, EdgeInsetsGeometry? margin, Matrix4? transform, Curve curve = Curves.linear, VoidCallback? onEnd}) → AnimatedContainer

Available on Widget, provided by the ExtensionWidget extension

animatedPadding({Key? key, Curve curve = Curves.linear, required Duration duration, required EdgeInsetsGeometry padding, VoidCallback? onEnd}) → AnimatedPadding

Available on Widget, provided by the ExtensionWidget extension

asList() → List<Widget>

Available on Widget, provided by the ExtensionWidget extension

backdropFilter({Key? key, ImageFilter? filter, double fuzzyDegree = 4}) → BackdropFilter

Available on Widget, provided by the ExtensionWidget extension

buildPageRoute<T>({bool maintainState = true, bool fullscreenDialog = false, String? title, required RoutePushStyle pushStyle, RouteSettings? settings}) → PageRoute<T>

Available on Widget, provided by the ExtensionWidget extension

card({Color? color, Color? shadowColor, double? elevation, ShapeBorder? shape, bool? borderOnForeground, EdgeInsetsGeometry? margin, Clip? clipBehavior, bool? semanticContainer}) → Card

Available on Widget, provided by the ExtensionWidget extension

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

Available on Widget, provided by the ExtensionWidget extension

clipOval({Key? key, BorderRadius borderRadius = BorderRadius.zero, CustomClipper<Rect>? clipper, Clip clipBehavior = Clip.antiAlias}) → ClipOval

Available on Widget, provided by the ExtensionWidget extension

clipPath({Key? key, BorderRadius borderRadius = BorderRadius.zero, CustomClipper<Path>? clipper, Clip clipBehavior = Clip.antiAlias}) → ClipPath

Available on Widget, provided by the ExtensionWidget extension

clipRRect({Key? key, BorderRadius borderRadius = BorderRadius.zero, CustomClipper<RRect>? clipper, Clip clipBehavior = Clip.antiAlias}) → ClipRRect

Available on Widget, provided by the ExtensionWidget extension

color(Color color, {Key? key}) → ColoredBox

Available on Widget, provided by the ExtensionWidget extension

constrainedBox(BoxConstraints constraints, {Key? key}) → ConstrainedBox

Available on Widget, provided by the ExtensionWidget extension

container({Key? key, EdgeInsetsGeometry? padding, Decoration? foregroundDecoration, Matrix4? transform, BoxConstraints? constraints, Color? color, double? width, double? height, EdgeInsetsGeometry? margin, Decoration? decoration, Clip? clipBehavior, AlignmentGeometry? alignment}) → Container

Available on Widget, provided by the ExtensionWidget extension

createElement() → MultiChildRenderObjectElement

RenderObjectWidgets always inflate to a RenderObjectElement subclass.

inherited

createRenderObject(BuildContext context) → RenderParagraph

Creates an instance of the RenderObject class that this RenderObjectWidget represents, using the configuration described by this RenderObjectWidget.

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

decoratedBox(Decoration decoration, {Key? key, DecorationPosition position = DecorationPosition.background}) → DecoratedBox

Available on Widget, provided by the ExtensionWidget extension

didUnmountRenderObject(covariant RenderObject renderObject) → void

This method is called when a RenderObject that was previously associated with this widget is removed from the render tree. The provided RenderObject will be of the same type as the one created by this widget's createRenderObject method.

inherited

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

Available on Widget, provided by the ExtensionWidget extension

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

Available on Widget, provided by the ExtensionWidget extension

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

Available on Widget, provided by the ExtensionWidget extension

fromSize(Size size, {Key? key}) → SizedBox

Available on Widget, provided by the ExtensionWidget extension

gestureDetector({Key? key, 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, GestureForcePressStartCallback? onForcePressStart, GestureForcePressPeakCallback? onForcePressPeak, GestureForcePressUpdateCallback? onForcePressUpdate, GestureForcePressEndCallback? onForcePressEnd, GestureDragDownCallback? onPanDown, GestureDragStartCallback? onPanStart, GestureDragUpdateCallback? onPanUpdate, GestureDragEndCallback? onPanEnd, GestureDragCancelCallback? onPanCancel, GestureScaleStartCallback? onScaleStart, GestureScaleUpdateCallback? onScaleUpdate, GestureScaleEndCallback? onScaleEnd, HitTestBehavior? behavior, bool excludeFromSemantics = false, DragStartBehavior dragStartBehavior = DragStartBehavior.start}) → GestureDetector

Available on Widget, provided by the ExtensionWidget extension

hero(Object tag, {Key? key, CreateRectTween? createRectTween, HeroFlightShuttleBuilder? flightShuttleBuilder, HeroPlaceholderBuilder? placeholderBuilder, bool transitionOnUserGestures = false}) → Hero

Available on Widget, provided by the ExtensionWidget extension

intoConstrainedBox(BoxConstraints constraints, {Key? key}) → ConstrainedBox

Available on Widget, provided by the ExtensionWidget extension

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

Available on Widget, provided by the ExtensionWidget extension

margin(EdgeInsetsGeometry margin, {Key? key}) → Padding

Available on Widget, provided by the ExtensionWidget extension

marginAll(double margin) → Widget

Available on Widget, provided by the ExtensionWidget extension

marginOnly({double left = 0.0, double top = 0.0, double right = 0.0, double bottom = 0.0}) → Widget

Available on Widget, provided by the ExtensionWidget extension

marginSymmetric({double horizontal = 0.0, double vertical = 0.0}) → Widget

Available on Widget, provided by the ExtensionWidget extension

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

offstage(bool offstage, {Key? key}) → Offstage

Available on Widget, provided by the ExtensionWidget extension

onDoubleTap(GestureTapCallback onDoubleTap, {Key? key}) → GestureDetector

Available on Widget, provided by the ExtensionWidget extension

onLongPress(GestureLongPressCallback onLongPress, {Key? key}) → GestureDetector

Available on Widget, provided by the ExtensionWidget extension

onTap(GestureTapCallback? onTap, {Key? key}) → GestureDetector

Available on Widget, provided by the ExtensionWidget extension

overflowBox({Key? key, Alignment alignment = Alignment.center, double? minWidth, double? maxWidth, double? minHeight, double? maxHeight}) → OverflowBox

Available on Widget, provided by the ExtensionWidget extension

padding(EdgeInsetsGeometry padding) → Padding

Available on Widget, provided by the ExtensionWidget extension

paddingAll(double padding) → Widget

Available on Widget, provided by the ExtensionWidget extension

paddingOnly({double left = 0.0, double top = 0.0, double right = 0.0, double bottom = 0.0}) → Widget

Available on Widget, provided by the ExtensionWidget extension

paddingSymmetric({double horizontal = 0.0, double vertical = 0.0}) → Widget

Available on Widget, provided by the ExtensionWidget extension

popupBottomSheet<T>({WidgetBuilder? builder, BottomSheetOptions? options}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

showModalBottomSheet 关闭 closePopup()

popupCupertinoDialog<T>({WidgetBuilder? builder, DialogOptions? options}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

Cupertino 风格的 Dialog showCupertinoDialog

popupCupertinoModal<T>({WidgetBuilder? builder, CupertinoModalPopupOptions? options}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

showCupertinoModalPopup 全屏显示

popupDialog<T>({RoutePageBuilder? builder, DialogOptions? options}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

showGeneralDialog

popupMaterialDialog<T>({WidgetBuilder? builder, DialogOptions? options}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

Material 风格的 Dialog showDialog

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

Available on Widget, provided by the ExtensionWidget extension

push<T extends Object?, TO extends Object?>({bool maintainState = true, bool fullscreenDialog = false, RoutePushStyle pushStyle = RoutePushStyle.material, RouteSettings? settings, bool replacement = false, TO? result}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

push or pushReplacement

pushAndRemoveUntil<T extends Object?>({bool maintainState = true, bool fullscreenDialog = false, RoutePushStyle pushStyle = RoutePushStyle.material, RouteSettings? settings, RoutePredicate? predicate}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

pushAndRemoveUntil

pushReplacement<T extends Object?, TO extends Object?>({bool maintainState = true, bool fullscreenDialog = false, RoutePushStyle pushStyle = RoutePushStyle.material, RouteSettings? settings, TO? result}) → Future<T?>

Available on Widget, provided by the ExtensionWidgetMethod extension

pushReplacement

rotatedBox(int quarterTurns, {Key? key}) → RotatedBox

Available on Widget, provided by the ExtensionWidget extension

setHeight(double height, {Key? key}) → SizedBox

Available on Widget, provided by the ExtensionWidget extension

setSize(Size size, {Key? key}) → SizedBox

Available on Widget, provided by the ExtensionWidget extension

setWidth(double width, {Key? key}) → SizedBox

Available on Widget, provided by the ExtensionWidget extension

showLoading({ModalWindowsOptions? options}) → ExtendedOverlayEntry?

Available on Widget, provided by the ExtensionWidgetMethod extension

ExtendedOverlay().showLoading(this)

showOverlay({bool autoOff = false}) → ExtendedOverlayEntry?

Available on Widget, provided by the ExtensionWidgetMethod extension

ExtendedOverlay().showOverlay()

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

Available on Widget, provided by the ExtensionWidget extension

sizedBox({Key? key, double? width, double? height}) → SizedBox

Available on Widget, provided by the ExtensionWidget extension

sizedOverflowBox(Size size, {Key? key, Alignment alignment = Alignment.center}) → SizedOverflowBox

Available on Widget, provided by the ExtensionWidget extension

sliverToBoxAdapter({Key? key}) → SliverToBoxAdapter

Available on Widget, provided by the ExtensionWidget extension

statusBarStyle(SystemUiOverlayStyle style) → AnnotatedRegion<SystemUiOverlayStyle>

Available on Widget, provided by the ExtensionWidget extension

toDecoratorEntry({DecoratorPositioned positioned = DecoratorPositioned.outer, OverlayVisibilityMode mode = OverlayVisibilityMode.always}) → DecoratorEntry

Available on Widget, provided by the ExtensionWidget extension

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}) → Transform

Available on Widget, provided by the ExtensionWidget extension

unconstrainedBox({Key? key, TextDirection? textDirection, Alignment alignment = Alignment.center, Axis? constrainedAxis}) → UnconstrainedBox

Available on Widget, provided by the ExtensionWidget extension

updateRenderObject(BuildContext context, covariant RenderParagraph renderObject) → void

Copies the configuration described by this RenderObjectWidget to the given RenderObject, which will be of the same type as returned by this object's createRenderObject.

inherited

visibility(bool visible, {Key? key}) → Visibility

Available on Widget, provided by the ExtensionWidget extension

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

buildTextSpan(List<TextSpan> textSpans) → TextSpan

buildTextSpans({TextStyle? style, required List<String> texts, required List<TextStyle?> styles, required List<GestureRecognizer?> recognizers, required List<String?> semanticsLabels, required List<MouseCursor?> mouseCursors, required List<PointerEnterEventListener?> onEnters, required List<PointerExitEventListener?> onExits, required List<Locale?> locales, required List<bool?> spellOuts}) → List<TextSpan>

convertTextStyle(BuildContext context, TextStyle style) → dynamic