QLPreviewControllerDelegate

Declaration

protocol QLPreviewControllerDelegate : NSObjectProtocol

Overview

The delegate of a QLPreviewController object needs to adopt this protocol to:

• Provide a zoom animation for Quick Look previews.

• Specify whether your app opens a URL that the user taps in a preview.

• Respond to the opening or closing of a preview.

The methods described here are optional, but expected.

Topics

Responding to preview requests

• previewController(_:frameFor:inSourceView:)
• previewController(_:transitionImageFor:contentRect:)
• previewController(_:transitionViewFor:)
• previewControllerWillDismiss(_:)
• previewControllerDidDismiss(_:)

Responding to user actions

• previewController(_:shouldOpen:for:)

Editing the content of a preview

• previewController(_:editingModeFor:)
• QLPreviewItemEditingMode
• previewController(_:didUpdateContentsOf:)
• previewController(_:didSaveEditedCopyOf:at:)

Relationships

Inherits From

• NSObjectProtocol

See Also

Configuring a preview controller

• dataSource
• QLPreviewControllerDataSource
• delegate