AppBar class Null safety
- Implemented types
Constructors
-
AppBar({Key? key, Widget? leading, bool automaticallyImplyLeading, Widget? title, List<
Widget> ? actions, Widget? flexibleSpace, PreferredSizeWidget? bottom, double? elevation, double? scrolledUnderElevation, Color? shadowColor, Color? surfaceTintColor, ShapeBorder? shape, Color? backgroundColor, Color? foregroundColor, bool primary, bool? centerTitle, bool excludeHeaderSemantics, double? titleSpacing, double toolbarOpacity, double bottomOpacity, double? toolbarHeight, double? leadingWidth, TextStyle? toolbarTextStyle, TextStyle? titleTextStyle, bool forceMaterialTransparency}) -
constfactory
-
AppBar.fromJson(Map<
String, dynamic> json) -
factory
Properties
-
actions
→ List<
Widget> ? -
read-only
- automaticallyImplyLeading → bool
-
read-only
- backgroundColor → Color?
-
read-only
- bottom → PreferredSizeWidget?
-
read-only
- bottomOpacity → double
-
read-only
- centerTitle → bool?
-
read-only
-
copyWith
→ _$$AppBarCopyWith<
_$AppBar> -
@JsonKey(ignore: true), read-only, override
- elevation → double?
-
read-only
- excludeHeaderSemantics → bool
-
read-only
- flexibleSpace → Widget?
-
read-only
- forceMaterialTransparency → bool
-
read-only
- foregroundColor → Color?
-
read-only
- hashCode → int
-
The hash code for this object.
read-only, inherited
- key → Key?
-
read-only, override
- leading → Widget?
-
read-only
- leadingWidth → double?
-
read-only
- primary → bool
-
read-only
- runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
- scrolledUnderElevation → double?
-
read-only
- shadowColor → Color?
-
read-only
- shape → ShapeBorder?
-
read-only
- surfaceTintColor → Color?
-
read-only
- title → Widget?
-
read-only
- titleSpacing → double?
-
read-only
- titleTextStyle → TextStyle?
-
read-only
- toolbarHeight → double?
-
read-only
- toolbarOpacity → double
-
read-only
- toolbarTextStyle → TextStyle?
-
read-only
Methods
-
map<
TResult extends Object?> (TResult $default(PreferredSize value), {required TResult appBar(AppBar value), required TResult tabBar(TabBar value)}) → TResult -
@optionalTypeArgs, inherited
-
mapOrNull<
TResult extends Object?> (TResult? $default(PreferredSize value)?, {TResult? appBar(AppBar value)?, TResult? tabBar(TabBar value)?}) → TResult? -
@optionalTypeArgs, inherited
-
maybeMap<
TResult extends Object?> (TResult $default(PreferredSize value)?, {TResult appBar(AppBar value)?, TResult tabBar(TabBar value)?, required TResult orElse()}) → TResult -
@optionalTypeArgs, inherited
-
maybeWhen<
TResult extends Object?> (TResult $default(Key? key, Size preferredSize, Widget child)?, {TResult appBar(Key? key, Widget? leading, bool automaticallyImplyLeading, Widget? title, List< Widget> ? actions, Widget? flexibleSpace, PreferredSizeWidget? bottom, double? elevation, double? scrolledUnderElevation, Color? shadowColor, Color? surfaceTintColor, ShapeBorder? shape, Color? backgroundColor, Color? foregroundColor, bool primary, bool? centerTitle, bool excludeHeaderSemantics, double? titleSpacing, double toolbarOpacity, double bottomOpacity, double? toolbarHeight, double? leadingWidth, TextStyle? toolbarTextStyle, TextStyle? titleTextStyle, bool forceMaterialTransparency)?, TResult tabBar(Key? key, List<Widget> tabs, bool isScrollable, IntSelectionCallback? onTap, EdgeInsets? padding, Color? indicatorColor, bool automaticIndicatorColorAdjustment, double indicatorWeight, EdgeInsets indicatorPadding, Decoration? indicator, TabBarIndicatorSize? indicatorSize, Color? dividerColor, Color? labelColor, TextStyle? labelStyle, EdgeInsets? labelPadding, Color? unselectedLabelColor, TextStyle? unselectedLabelStyle, DragStartBehavior dragStartBehavior, MaterialStateProperty? overlayColor, MouseCursor? mouseCursor, bool? enableFeedback, ScrollPhysics? physics, BorderRadius? splashBorderRadius)?, required TResult orElse()}) → TResult -
@optionalTypeArgs, inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> -
inherited
-
toString(
) → String -
A string representation of this object.
inherited
-
when<
TResult extends Object?> (TResult $default(Key? key, Size preferredSize, Widget child), {required TResult appBar(Key? key, Widget? leading, bool automaticallyImplyLeading, Widget? title, List< Widget> ? actions, Widget? flexibleSpace, PreferredSizeWidget? bottom, double? elevation, double? scrolledUnderElevation, Color? shadowColor, Color? surfaceTintColor, ShapeBorder? shape, Color? backgroundColor, Color? foregroundColor, bool primary, bool? centerTitle, bool excludeHeaderSemantics, double? titleSpacing, double toolbarOpacity, double bottomOpacity, double? toolbarHeight, double? leadingWidth, TextStyle? toolbarTextStyle, TextStyle? titleTextStyle, bool forceMaterialTransparency), required TResult tabBar(Key? key, List<Widget> tabs, bool isScrollable, IntSelectionCallback? onTap, EdgeInsets? padding, Color? indicatorColor, bool automaticIndicatorColorAdjustment, double indicatorWeight, EdgeInsets indicatorPadding, Decoration? indicator, TabBarIndicatorSize? indicatorSize, Color? dividerColor, Color? labelColor, TextStyle? labelStyle, EdgeInsets? labelPadding, Color? unselectedLabelColor, TextStyle? unselectedLabelStyle, DragStartBehavior dragStartBehavior, MaterialStateProperty? overlayColor, MouseCursor? mouseCursor, bool? enableFeedback, ScrollPhysics? physics, BorderRadius? splashBorderRadius)}) → TResult -
@optionalTypeArgs, inherited
-
whenOrNull<
TResult extends Object?> (TResult? $default(Key? key, Size preferredSize, Widget child)?, {TResult? appBar(Key? key, Widget? leading, bool automaticallyImplyLeading, Widget? title, List< Widget> ? actions, Widget? flexibleSpace, PreferredSizeWidget? bottom, double? elevation, double? scrolledUnderElevation, Color? shadowColor, Color? surfaceTintColor, ShapeBorder? shape, Color? backgroundColor, Color? foregroundColor, bool primary, bool? centerTitle, bool excludeHeaderSemantics, double? titleSpacing, double toolbarOpacity, double bottomOpacity, double? toolbarHeight, double? leadingWidth, TextStyle? toolbarTextStyle, TextStyle? titleTextStyle, bool forceMaterialTransparency)?, TResult? tabBar(Key? key, List<Widget> tabs, bool isScrollable, IntSelectionCallback? onTap, EdgeInsets? padding, Color? indicatorColor, bool automaticIndicatorColorAdjustment, double indicatorWeight, EdgeInsets indicatorPadding, Decoration? indicator, TabBarIndicatorSize? indicatorSize, Color? dividerColor, Color? labelColor, TextStyle? labelStyle, EdgeInsets? labelPadding, Color? unselectedLabelColor, TextStyle? unselectedLabelStyle, DragStartBehavior dragStartBehavior, MaterialStateProperty? overlayColor, MouseCursor? mouseCursor, bool? enableFeedback, ScrollPhysics? physics, BorderRadius? splashBorderRadius)?}) → TResult? -
@optionalTypeArgs, inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited