DefaultPlatformMenuDelegate class Null safety

The platform menu delegate that handles the built-in macOS platform menu generation using the 'flutter/menu' channel.

An instance of this class is set on WidgetsBinding.platformMenuDelegate by default when the WidgetsBinding is initialized.

See also:

  • PlatformMenuBar, the widget that adds a platform menu bar to an application.
  • PlatformMenu, the class that describes a menu item with children that appear in a cascading menu.
  • PlatformMenuItem, the class that describes the leaves of a menu hierarchy.
Inheritance

Constructors

DefaultPlatformMenuDelegate({MethodChannel? channel})
Creates a const DefaultPlatformMenuDelegate.

Properties

channel → MethodChannel
Defines the channel that the DefaultPlatformMenuDelegate uses to communicate with the platform.
final
hashCode → int
The hash code for this object.
read-onlyinherited
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited

Methods

clearMenus() → void
Clears any existing platform-rendered menus and leaves the application with no menus.
override
debugLockDelegate(BuildContext context) → bool
This is called by PlatformMenuBar when it is initialized, to be sure that only one is active at a time.
override
debugUnlockDelegate(BuildContext context) → bool
This is called by PlatformMenuBar when it is disposed, so that another one can take over.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
setMenus(List<MenuItem> topLevelMenus) → void
Sets the entire menu hierarchy for a platform-rendered menu bar.
override
toString() → String
A string representation of this object.
inherited

Operators

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