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IKSlideshow Class Reference

Inherits from
NSObject
Conforms to
NSObject (NSObject)
Framework
System/Library/Frameworks/Quartz.framework/ImageKit.framework
Availability
Available in Mac OS X v10.5 and later.
Declared in
IKSlideshow.h
Related sample code

Overview

The IKSlideshow class encapsulates a data source and options for a slideshow.

Tasks

Creating a Shared Instance of a Slideshow

Running and Stopping a Slideshow

Getting Slideshow Data

Reloading Data

Exporting Slideshow Items

Properties

For more about Objective-C properties, see “Properties” in The Objective-C Programming Language.

autoPlayDelay

Controls the interval of time before a slideshow starts to play automatically.

@property NSTimeInterval autoPlayDelay

Availability
  • Available in Mac OS X v10.5 and later.
Declared In
IKSlideshow.h

Class Methods

canExportToApplication:

Finds out whether the slideshow can export its contents to an application.

+ (BOOL)canExportToApplication:(NSString *)applicationBundleIdentifier

Parameters
applicationBundleIdentifier

The bundle identifier of the application that you want to export the slideshow to. See “Bundle Identifiers”.

Return Value

YES if the slideshow can be exported to the specified application; NO otherwise.

Availability
  • Available in Mac OS X v10.5 and later.
See Also
Declared In
IKSlideshow.h

exportSlideshowItem:toApplication:

Exports a slideshow item to the application that has the provided bundle identifier.

+ (void)exportSlideshowItem:(id)item toApplication:(NSString *)applicationBundleIdentifier

Parameters
item

The item to export

applicationBundleIdentifier

The bundle identifier of the application that you want to export the item to.

Availability
  • Available in Mac OS X v10.5 and later.
See Also
Declared In
IKSlideshow.h

sharedSlideshow

Returns a shared instance of a slideshow.

+ (IKSlideshow *)sharedSlideshow

Return Value

A slideshow object.

Availability
  • Available in Mac OS X v10.5 and later.
Related Sample Code
Declared In
IKSlideshow.h

Instance Methods

indexOfCurrentSlideshowItem

Returns the index of the current slideshow item.

- (NSUInteger)indexOfCurrentSlideshowItem

Return Value

The index of the current item in the slideshow.

Availability
  • Available in Mac OS X v10.5 and later.
Related Sample Code
Declared In
IKSlideshow.h

reloadData

Reloads the data for a slideshow.

- (void)reloadData

Availability
  • Available in Mac OS X v10.5 and later.
See Also
Declared In
IKSlideshow.h

reloadSlideshowItemAtIndex:

Reloads the data for a slideshow, starting at the specified index.

- (void)reloadSlideshowItemAtIndex:(NSUInteger)index

Parameters
index

The index that species where to reload the slideshow data.

Availability
  • Available in Mac OS X v10.5 and later.
See Also
Declared In
IKSlideshow.h

runSlideshowWithDataSource:inMode:options:

Runs a slideshow that contains the specified kind of items, provided from a data source.

- (void)runSlideshowWithDataSource:(id < IKSlideshowDataSource >)dataSource inMode:(NSString *)slideshowMode options:(NSDictionary *)slideshowOptions

Parameters
dataSource

The data source to use for the slideshow.

slideshowMode

A constant that indicate what kind of items are in the slideshow—IKSlideshowModeImages, IKSlideshowModePDF, or IKSlideshowModeQuickLook. See “Slideshow Modes”.

slideshowOptions

A dictionary of slideshow options. See “Slideshow Option Keys”.

Availability
  • Available in Mac OS X v10.5 and later.
See Also
Related Sample Code
Declared In
IKSlideshow.h

stopSlideshow:

Stops a slideshow.

- (void)stopSlideshow:(id)sender

Parameters
sender

The object sending the message to stop the slideshow.

Discussion

This method is invoked when the user clicks a button or issues a stop command.

Availability
  • Available in Mac OS X v10.5 and later.
See Also
Declared In
IKSlideshow.h

Constants

Bundle Identifiers

Identifiers for exporting slideshow items to an application.

NSString *const IK_iPhotoBundleIdentifier;
NSString *const IK_ApertureBundleIdentifier;
NSString *const IK_MailBundleIdentifier;
Constants
IK_iPhotoBundleIdentifier

The iPhoto application—com.apple.iPhoto.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IK_ApertureBundleIdentifier

The Aperature application—com.apple.Aperture.

Available in Mac OS X v10.6 and later.

Declared in IKSlideshow.h.

IK_MailBundleIdentifier

The Mail application—com.apple.mail.

Available in Mac OS X v10.6 and later.

Declared in IKSlideshow.h.

Slideshow Modes

The kind of items in the slideshow.

NSString *const IKSlideshowModeImages;
NSString *const IKSlideshowModePDF;
NSString *const IKSlideshowModeOther;
Constants
IKSlideshowModeImages

All items in the slideshow are images.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowModePDF

All items in the slideshow are PDF documents.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowModeOther

There are a mixture of items in the slideshow (image, PDF, text, HTML, and so on).

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

Slideshow Option Keys

Keys for slideshow options.

NSString *const IKSlideshowWrapAround;
NSString *const IKSlideshowStartPaused;
NSString *const IKSlideshowStartIndex;
NSString *const IKSlideshowPDFDisplayBox;
NSString *const IKSlideshowPDFDisplayMode;
NSString *const IKSlideshowPDFDisplaysAsBook;
NSString *const IKSlideshowScreen;
NSString *const IKSlideshowAudioFile;
Constants
IKSlideshowWrapAround

A key for starting the slideshow over after the last slide shows. The associated value is a Boolean data type.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowStartPaused

A key for starting in a paused state. The associated value is a Boolean data type.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowStartIndex

A key for the slideshow item index. The associated value is an index.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowPDFDisplayBox

A key for the PDF display box. The associated value is a type of display box, such as kPDFDisplayBoxMediaBox or kPDFDisplayBoxMediaBox. See PDFPage Class Reference for more information.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowPDFDisplayMode

A key for the PDF display mode. The associated value is a PDF display mode constant, such as kPDFDisplaySinglePage or kPDFDisplayTwoUp. See PDFView Class Reference for more information.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowPDFDisplaysAsBook

A key for displaying the slideshow as a book. The associated value is a Boolean data type.

Available in Mac OS X v10.5 and later.

Declared in IKSlideshow.h.

IKSlideshowScreen

A key specifying the screen on which the slideshow is displayed. The associated value is an NSScreen object. By default mainScreen is used.

Available in Mac OS X v10.6 and later.

Declared in IKSlideshow.h.

IKSlideshowAudioFile

A key specifying the audio file played during the slideshow. The associated value is an NSURL object.

Available in Mac OS X v10.6 and later.

Declared in IKSlideshow.h.



Last updated: 2009-06-02

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