BackAppBar class
This is a basic appBar
that eliminates any default AppBar styling, and has
a transparent background and shadow colour, black icon colour and 0 elevation.
Besides this, everything else is identical to the Flutter default AppBar component
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- BackAppBar
- Implemented types
Constructors
-
BackAppBar({Key? key, void onTap()?, bool disabled = false, IconData? icon, bool adaptiveBackButton = true, bool automaticallyImplyLeading = false, Widget? title, List<
Widget> ? actions, Widget? flexibleSpace, PreferredSizeWidget? bottom, double? elevation = 0, Color? shadowColor = Colors.transparent, ShapeBorder? shape, Color? backgroundColor = Colors.transparent, Color? foregroundColor = Colors.transparent, Brightness? brightness, IconThemeData? iconTheme = const IconThemeData(color: Colors.black), IconThemeData? actionsIconTheme = const IconThemeData(color: Colors.black), TextTheme? textTheme, bool primary = true, bool? centerTitle, bool excludeHeaderSemantics = false, double? titleSpacing, double toolbarOpacity = 1.0, double bottomOpacity = 1.0, double? toolbarHeight, double? leadingWidth, bool? backwardsCompatibility, TextStyle? toolbarTextStyle, TextStyle? titleTextStyle, SystemUiOverlayStyle? systemOverlayStyle})
Properties
-
actions
→ List<
Widget> ? -
final
- actionsIconTheme → IconThemeData?
-
final
- adaptiveBackButton → bool
-
If true, this widget uses
Icons.arrow_back_ios_new
on iOS or macOS, andIcons.arrow_back
on everything else. Note that specifyingicon
will override this.final - automaticallyImplyLeading → bool
-
final
- backgroundColor → Color?
-
final
- backwardsCompatibility → bool?
-
final
- bottom → PreferredSizeWidget?
-
final
- bottomOpacity → double
-
final
- brightness → Brightness?
-
final
- centerTitle → bool?
-
final
- disabled → bool
-
If true, the leading icon button will be in a disabled state. This is needed
because the
onTap
parameter defaults to the defaultonBack
behaviour specified in the Pueprint ifnull
final - elevation → double?
-
final
- excludeHeaderSemantics → bool
-
final
- flexibleSpace → Widget?
-
final
- foregroundColor → Color?
-
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- icon → IconData?
-
If we want to override the back button icon, we can do so here
final
- iconTheme → IconThemeData?
-
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- leadingWidth → double?
-
final
- onTap → void Function()?
-
Override the default
onTap
behaviour. If this isnull
, it will default toNavigator.of(context).pop()
final - preferredSize → Size
-
The size this widget would prefer if it were otherwise unconstrained.
final
- primary → bool
-
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- shadowColor → Color?
-
final
- shape → ShapeBorder?
-
final
- systemOverlayStyle → SystemUiOverlayStyle?
-
final
- textTheme → TextTheme?
-
final
- title → Widget?
-
final
- titleSpacing → double?
-
final
- titleTextStyle → TextStyle?
-
final
- toolbarHeight → double?
-
final
- toolbarOpacity → double
-
final
- toolbarTextStyle → TextStyle?
-
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this 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.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
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.
inherited