TranslucentPointer class

A widget that is invisible for its parent during hit testing, but still allows its subtree to receive pointer events

See also:

  • IgnorePointer, which is also invisible for its parent during hit testing, but does not allow its subtree to receive pointer events.
  • AbsorbPointer, which is visible during hit testing, but prevents its subtree from receiving pointer event. The opposite of this widget.
Inheritance
Available extensions

Constructors

TranslucentPointer({Key? key, bool translucent = true, Widget? child})
Creates a widget that is invisible for its parent during hit testing, but still allows its subtree to receive pointer events
const

Properties

child → Widget?
The widget below this widget in the tree.
finalinherited
hashCode → int
The hash code for this object.
no setterinherited
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
translucent → bool
Whether this widget is invisible to its parent during hit testing.
final

Methods

alignAtBottomCenter({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the bottom center.
alignAtBottomLeft({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the bottom left.
alignAtBottomRight({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the bottom right.
alignAtCenter({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Centered.
alignAtCenterLeft({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the center left.
alignAtCenterRight({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the center right.
alignAtLERP(Alignment a, Alignment b, double t, {Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned between a and b at t (0 = a, 1 = b).
alignAtTopCenter({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the top center.
alignAtTopLeft({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the top left.
alignAtTopRight({Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned to the top right.
alignXY(double x, double y, {Key? key, double? heightFactor, double? widthFactor}) → Align

Available on Widget, provided by the WidgetsExtension extension

Aligned at x, y from -1 to 1. child.alignXY(0, -0.5)
card({Color? backgroundColor, double? elevation, EdgeInsetsGeometry? margin}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Material Card around it. child.card(elevation: 2)
center() → Widget

Available on Widget, provided by the WidgetsExtension extension

Centered in the available space. child.center()
chip({required Color backgroundColor, double? width, double? height, Alignment? alignment, double borderWidth = 1, double radius = 12, Color borderColor = Colors.transparent, EdgeInsets padding = const EdgeInsets.symmetric(horizontal: 8, vertical: 6), EdgeInsetsGeometry? margin, BoxConstraints? constraints}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Pill-shaped colored box, e.g. for tags. Text("New").chip(backgroundColor: Colors.green.shade100)
clipCircle() → Widget

Available on Widget, provided by the WidgetsExtension extension

Clips to a circle. avatar.clipCircle()
clipRadius(double radius) → Widget

Available on Widget, provided by the WidgetsExtension extension

Rounds the corners by clipping. image.clipRadius(12)
container({double? width, double? height, Alignment? alignment, Color? backgroundColor, double borderWidth = 1, double radius = 1, Color borderColor = Colors.transparent, EdgeInsetsGeometry? padding, EdgeInsetsGeometry? margin, BoxConstraints? constraints}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Box with background, border and rounded corners. child.container(backgroundColor: Colors.white, radius: 12)
createElement() → SingleChildRenderObjectElement
RenderObjectWidgets always inflate to a RenderObjectElement subclass.
inherited
createRenderObject(BuildContext context) → RenderTranslucentPointer
Creates an instance of the RenderObject class that this RenderObjectWidget represents, using the configuration described by this RenderObjectWidget.
override
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.
override
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
disabled(bool disabled, {double opacity = 0.5}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Greys out and blocks taps when disabled. form.disabled(isSaving)
expanded({int flex = 1}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Takes the remaining space in a Row/Column. child.expanded()
fadeSlideIn({int milliseconds = 1000, double offset = 24}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Fades and slides up once when first shown. card.fadeSlideIn()
fit({Alignment alignment = Alignment.center}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Shrinks to fit the space (never grows). Text(long).fit()
flexible({int flex = 1}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Can shrink in a Row/Column but does not have to fill. child.flexible()
form(GlobalKey<FormState> key) → Widget

Available on Widget, provided by the WidgetsExtension extension

Wraps in a Form with key. column.form(formKey)
hero(Object tag) → Widget

Available on Widget, provided by the WidgetsExtension extension

Hero animation between pages with the same tag. image.hero("product-$id")
ltr() → Widget

Available on Widget, provided by the WidgetsExtension extension

Forces left-to-right (numbers, phone numbers, code). Text(phone).ltr()
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
onDoubleTap(GestureTapCallback? onPressed) → Widget

Available on Widget, provided by the WidgetsExtension extension

Double tap. image.onDoubleTap(like)
onLongPress(GestureTapCallback? onPressed) → Widget

Available on Widget, provided by the WidgetsExtension extension

Long press. child.onLongPress(showOptions)
onPress(VoidCallback onTap, {double pressedScale = 0.9, Duration duration = const Duration(milliseconds: 120)}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Tap with a press-down shrink animation. card.onPress(open)
onTap(GestureTapCallback? onPressed) → Widget

Available on Widget, provided by the WidgetsExtension extension

Tap without ripple. child.onTap(open)
onTapInk(GestureTapCallback? onPressed) → Widget

Available on Widget, provided by the WidgetsExtension extension

Tap with a Material ripple (needs a Material ancestor). tile.onTapInk(open)
opacity(double opacity) → Widget

Available on Widget, provided by the WidgetsExtension extension

Makes it see-through (0 = invisible, 1 = solid). child.opacity(0.5)
pAll(double padding) → Widget

Available on Widget, provided by the WidgetsExtension extension

Same padding on every side. child.pAll(16)
pLTRB(double left, double top, double right, double bottom) → Widget

Available on Widget, provided by the WidgetsExtension extension

Padding left, top, right, bottom. child.pLTRB(8, 4, 8, 4)
pOnly({double left = 0.0, double top = 0.0, double right = 0.0, double bottom = 0.0}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Padding on chosen sides. child.pOnly(top: 8)
position({double? left, double? top, double? right, double? bottom, double? width, double? height}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Positioned inside a Stack. badge.position(top: 0, right: 0)
pSymmetric({double horizontal = 0.0, double vertical = 0.0}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Horizontal and/or vertical padding. child.pSymmetric(horizontal: 16)
rotate(double scale) → Widget

Available on Widget, provided by the WidgetsExtension extension

Rotates by scale radians. arrow.rotate(pi / 2)
rtl() → Widget

Available on Widget, provided by the WidgetsExtension extension

Forces right-to-left. child.rtl()
safeArea() → Widget

Available on Widget, provided by the WidgetsExtension extension

Keeps it out of the notch and system bars. body.safeArea()
scale(double scale) → Widget

Available on Widget, provided by the WidgetsExtension extension

Scales the paint (layout size unchanged). icon.scale(1.5)
scrollable({Axis scrollDirection = Axis.vertical}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Makes it scroll when it does not fit. column.scrollable()
showMenus(List<PopupMenuEntry<int>> items) → Widget

Available on Widget, provided by the WidgetsExtension extension

Shows a popup menu where the user taps; items return their int value. child.showMenus([PopupMenuItem(value: 1, child: Text("Edit"))])
sized({double? width, double? height}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Fixed width and/or height. logo.sized(width: 48, height: 48)
skeleton(bool loading) → Widget

Available on Widget, provided by the WidgetsExtension extension

Draws a shimmering loading placeholder in its shape while loading. Text("Name").skeleton(isLoading)
sliver() → Widget

Available on Widget, provided by the WidgetsExtension extension

Lets a normal widget sit inside a CustomScrollView. header.sliver()
toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.
inherited
tooltip(String message) → Widget

Available on Widget, provided by the WidgetsExtension extension

Shows message on long press / mouse hover. icon.tooltip("Delete")
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
translate(Offset offset) → Widget

Available on Widget, provided by the WidgetsExtension extension

Moves the paint by offset (layout unchanged). child.translate(const Offset(0, -4))
updateRenderObject(BuildContext context, covariant RenderTranslucentPointer 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.
override
visible(bool visible, {bool maintainSize = false}) → Widget

Available on Widget, provided by the WidgetsExtension extension

Shows it only when visible; with maintainSize it keeps its space. saveButton.visible(isDirty)

Operators

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