AppKit

Update your apps to use new features, and test your apps against API changes.

Learn about the objects that you use to interact with the system.

Manage your app's data using documents and store it to the local file system or to iCloud.

Automatically synchronize your data model with your app's interface using Cocoa Bindings.

Manage the storyboards and nib files containing your app's user interface, and learn how to load data that is stored in resource files.

Adopt a dark appearance in addition to the standard light appearance.

Present and define the interactions for your content onscreen.

Manage your user interface, including the size and position of views in a window.

Implement menus and cursors to facilitate interactions with your app, and use your app's Dock tile to convey updated information.

Organize your view hierarchies and facilitate their display onscreen.

Display interactive content and controls in the Touch Bar.

Animate your views and other content to create a more engaging experience for users.

Play sounds and haptic feedback, and incorporate speech recognition and synthesis into your interface.

Handle events related to mouse, keyboard, and trackpad input.

Encapsulate your app's event-handling logic in gesture recognizers so that you can reuse that code throughout your app.

Support the direct manipulation of your app's content using drag and drop.

Make your app more accessible to users with disabilities.

Create and manage images, in bitmap, PDF, and other formats.

Draw shapes, images, and other content on the screen.

Represent colors using built-in or custom formats, and give users options for selecting and applying colors.

Display the system print panels and manage the printing process.

Display text and check spelling.

Manage text storage and perform custom layout of text-based content in your app's views.

Manage the fonts used to display text.

A Boolean value indicating whether the extension appears in the Finder Preview pane and Quick Actions menu.

A name for display when the extension appears in the Finder Preview pane and Quick Actions menu.

The name of an icon for display when the extension appears in the Finder Preview pane and Quick Actions menu.

A Boolean value indicating whether the extension appears as a Quick Action in the Touch Bar.

A name for display when the extension appears as a Quick Action in the Touch Bar.

The name of an icon for display when the extension appears as a Quick Action in the Touch Bar

The color to use for the bezel around the extension when it appears as a Quick Action in the Touch Bar.

Describes the files or directories the app installs on the system.

The base path to the files or directories the app installs.

The location of a font file or directory of fonts in the bundle’s Resources folder.

The name of the app's plug-in bundle.

The services provided by an app.

A Boolean value indicating whether the system may terminate the app to log out or shut down more quickly.

Functions and function-like macros for use with multiple classes.