BackPanel class Null safety

The calculator's back panel.

Inheritance

Constructors

BackPanel()

Properties

hashCode int
The hash code for this object. [...]
@nonVirtual, read-only, 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.
read-only, inherited

Methods

build(BuildContext context) Widget
Describes the part of the user interface represented by this widget. [...]
inherited
buildLandscape(BuildContext context, ScreenPositioner screen) Widget
override
buildPortrait(BuildContext context, ScreenPositioner screen) 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. [...]
@protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
inherited
errorTable(double widthCM) Widget
flagTable(double widthCM) Widget
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
operationTable(double widthCM) Widget
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}) 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. [...]
@nonVirtual, inherited

Static Methods

arrowLeft(double width) → _Item
arrowRight(double width) → _Item
carry() → _Item
cell(_Item item) → _Cell
cellEB(_Item item) → _Cell
center(_Item item) → _Item
list(List<_Item> items) → _Item
point() → _Item
registerBox(double width, _Item content) → _Item
row(List<_Cell> cells) → _Row
space(double width) → _Item
sqrtText(String text, {bool box = false, Offset offset = Offset.zero}) → _Item
text(String text, {bool box = false, double scale = 1, TextAlign align = TextAlign.left, Offset offset = Offset.zero, Offset boxOffset = Offset.zero}) → _Item