Enumeration

QLThumbnailGenerationRequestRepresentationTypes

The various types of thumbnails that you can request.

Declaration

typedef enum QLThumbnailGenerationRequestRepresentationTypes : NSUInteger {
    ...
} QLThumbnailGenerationRequestRepresentationTypes;

Overview

Thumbnails come in one of three different types:

QLThumbnailGenerationRequestRepresentationTypeIcon

A file icon representation.

QLThumbnailGenerationRequestRepresentationTypeLowQualityThumbnail

A faster to generate version of the thumbnail that may sacrifice quality for speed.

QLThumbnailGenerationRequestRepresentationTypeThumbnail

A high-quality thumbnail.

To request all thumbnail representations, use QLThumbnailGenerationRequestRepresentationTypeAll.

Topics

Creating a Thumbnail Type

QLThumbnailGenerationRequestRepresentationTypeAll

The thumbnail type to generate all possible thumbnail representations.

QLThumbnailGenerationRequestRepresentationTypeIcon

A file icon representation of a file.

QLThumbnailGenerationRequestRepresentationTypeLowQualityThumbnail

A faster to generate version of the thumbnail that may sacrifice quality for speed.

QLThumbnailGenerationRequestRepresentationTypeThumbnail

A thumbnail representation of a file.

See Also

Describing the Requested Thumbnail

size

The size of the thumbnails.

scale

The scale of the thumbnails.

representationTypes

The various thumbnail types.

minimumDimension

The minimum dimension for a thumbnail.

iconMode

A Boolean value indicating whether the generated thumbnail request should include icon decorations.