PlatformMenuItem class Null safety

A class for MenuItems that do not have submenus (as a PlatformMenu would), but can be selected.

These MenuItems are the leaves of the menu item tree, and onSelected will be called when they are selected by clicking on them, or via an optional keyboard shortcut.

See also:

Inheritance
Implementers

Constructors

PlatformMenuItem({required String label, MenuSerializableShortcut? shortcut, VoidCallback? onSelected, Intent? onSelectedIntent})
Creates a const PlatformMenuItem.
const

Properties

descendants List<MenuItem>
Returns all descendant MenuItems of this item.
read-only, inherited
hashCode int
The hash code for this object.
read-only, inherited
label String
The required label used for rendering the menu item.
final
members List<MenuItem>
Returns the list of group members if this menu item is a "grouping" menu item, such as PlatformMenuItemGroup.
read-only, inherited
Returns any child MenuItems of this item.
read-only, inherited
onClose VoidCallback?
Returns a callback, if any, to be invoked if the platform menu receives a "Menu.closed" method call from the platform for this item.
read-only, inherited
onOpen VoidCallback?
Returns a callback, if any, to be invoked if the platform menu receives a "Menu.opened" method call from the platform for this item.
read-only, inherited
onSelected VoidCallback?
An optional callback that is called when this PlatformMenuItem is selected.
final
onSelectedIntent Intent?
An optional intent that is invoked when this PlatformMenuItem is selected.
final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
shortcut MenuSerializableShortcut?
The optional shortcut that selects this PlatformMenuItem.
final

Methods

debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
toChannelRepresentation(PlatformMenuDelegate delegate, {required MenuItemSerializableIdGenerator getId}) Iterable<Map<String, Object?>>
Converts the representation of this item into a map suitable for sending over the default "flutter/menu" channel used by DefaultPlatformMenuDelegate.
override
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
toStringShort() String
A brief description of this object, usually just the runtimeType and the hashCode.
override

Operators

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

Static Methods

serialize(PlatformMenuItem item, PlatformMenuDelegate delegate, MenuItemSerializableIdGenerator getId) Map<String, Object?>
Converts the given PlatformMenuItem into a data structure accepted by the 'flutter/menu' method channel method 'Menu.SetMenu'.