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Version:
3.0.0 ▾
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{
* QLGenerator.h
* Quick Look
*
* Copyright 2007-2010 Apple Inc.
* All rights reserved.
*
}
{ Pascal Translation: Gorazd Krosl <gorazd_1957@yahoo.ca>, November 2009 }
{ Pascal Translation updated: Jonas Maebe <jonas@freepascal.org>, October 2012 }
{
Modified for use with Free Pascal
Version 308
Please report any bugs to <gpc@microbizz.nl>
}
{$ifc not defined MACOSALLINCLUDE or not MACOSALLINCLUDE}
{$mode macpas}
{$packenum 1}
{$macro on}
{$inline on}
{$calling mwpascal}
unit QLGenerator;
interface
{$setc UNIVERSAL_INTERFACES_VERSION := $0400}
{$setc GAP_INTERFACES_VERSION := $0308}
{$ifc not defined USE_CFSTR_CONSTANT_MACROS}
{$setc USE_CFSTR_CONSTANT_MACROS := TRUE}
{$endc}
{$ifc defined CPUPOWERPC and defined CPUI386}
{$error Conflicting initial definitions for CPUPOWERPC and CPUI386}
{$endc}
{$ifc defined FPC_BIG_ENDIAN and defined FPC_LITTLE_ENDIAN}
{$error Conflicting initial definitions for FPC_BIG_ENDIAN and FPC_LITTLE_ENDIAN}
{$endc}
{$ifc not defined __ppc__ and defined CPUPOWERPC32}
{$setc __ppc__ := 1}
{$elsec}
{$setc __ppc__ := 0}
{$endc}
{$ifc not defined __ppc64__ and defined CPUPOWERPC64}
{$setc __ppc64__ := 1}
{$elsec}
{$setc __ppc64__ := 0}
{$endc}
{$ifc not defined __i386__ and defined CPUI386}
{$setc __i386__ := 1}
{$elsec}
{$setc __i386__ := 0}
{$endc}
{$ifc not defined __x86_64__ and defined CPUX86_64}
{$setc __x86_64__ := 1}
{$elsec}
{$setc __x86_64__ := 0}
{$endc}
{$ifc not defined __arm__ and defined CPUARM}
{$setc __arm__ := 1}
{$elsec}
{$setc __arm__ := 0}
{$endc}
{$ifc defined cpu64}
{$setc __LP64__ := 1}
{$elsec}
{$setc __LP64__ := 0}
{$endc}
{$ifc defined __ppc__ and __ppc__ and defined __i386__ and __i386__}
{$error Conflicting definitions for __ppc__ and __i386__}
{$endc}
{$ifc defined __ppc__ and __ppc__}
{$setc TARGET_CPU_PPC := TRUE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := FALSE}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$setc TARGET_OS_EMBEDDED := FALSE}
{$elifc defined __ppc64__ and __ppc64__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := TRUE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := FALSE}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$setc TARGET_OS_EMBEDDED := FALSE}
{$elifc defined __i386__ and __i386__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := TRUE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := FALSE}
{$ifc defined(iphonesim)}
{$setc TARGET_OS_MAC := FALSE}
{$setc TARGET_OS_IPHONE := TRUE}
{$setc TARGET_IPHONE_SIMULATOR := TRUE}
{$elsec}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$endc}
{$setc TARGET_OS_EMBEDDED := FALSE}
{$elifc defined __x86_64__ and __x86_64__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := TRUE}
{$setc TARGET_CPU_ARM := FALSE}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$setc TARGET_OS_EMBEDDED := FALSE}
{$elifc defined __arm__ and __arm__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := TRUE}
{ will require compiler define when/if other Apple devices with ARM cpus ship }
{$setc TARGET_OS_MAC := FALSE}
{$setc TARGET_OS_IPHONE := TRUE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$setc TARGET_OS_EMBEDDED := TRUE}
{$elsec}
{$error __ppc__ nor __ppc64__ nor __i386__ nor __x86_64__ nor __arm__ is defined.}
{$endc}
{$ifc defined __LP64__ and __LP64__ }
{$setc TARGET_CPU_64 := TRUE}
{$elsec}
{$setc TARGET_CPU_64 := FALSE}
{$endc}
{$ifc defined FPC_BIG_ENDIAN}
{$setc TARGET_RT_BIG_ENDIAN := TRUE}
{$setc TARGET_RT_LITTLE_ENDIAN := FALSE}
{$elifc defined FPC_LITTLE_ENDIAN}
{$setc TARGET_RT_BIG_ENDIAN := FALSE}
{$setc TARGET_RT_LITTLE_ENDIAN := TRUE}
{$elsec}
{$error Neither FPC_BIG_ENDIAN nor FPC_LITTLE_ENDIAN are defined.}
{$endc}
{$setc ACCESSOR_CALLS_ARE_FUNCTIONS := TRUE}
{$setc CALL_NOT_IN_CARBON := FALSE}
{$setc OLDROUTINENAMES := FALSE}
{$setc OPAQUE_TOOLBOX_STRUCTS := TRUE}
{$setc OPAQUE_UPP_TYPES := TRUE}
{$setc OTCARBONAPPLICATION := TRUE}
{$setc OTKERNEL := FALSE}
{$setc PM_USE_SESSION_APIS := TRUE}
{$setc TARGET_API_MAC_CARBON := TRUE}
{$setc TARGET_API_MAC_OS8 := FALSE}
{$setc TARGET_API_MAC_OSX := TRUE}
{$setc TARGET_CARBON := TRUE}
{$setc TARGET_CPU_68K := FALSE}
{$setc TARGET_CPU_MIPS := FALSE}
{$setc TARGET_CPU_SPARC := FALSE}
{$setc TARGET_OS_UNIX := FALSE}
{$setc TARGET_OS_WIN32 := FALSE}
{$setc TARGET_RT_MAC_68881 := FALSE}
{$setc TARGET_RT_MAC_CFM := FALSE}
{$setc TARGET_RT_MAC_MACHO := TRUE}
{$setc TYPED_FUNCTION_POINTERS := TRUE}
{$setc TYPE_BOOL := FALSE}
{$setc TYPE_EXTENDED := FALSE}
{$setc TYPE_LONGLONG := TRUE}
uses MacTypes,CFBase,CFURL,CFDictionary,CFArray,CFData,CFBundle,CFUUID,CGGeometry,CGImage,CGContext,QLBase;
{$endc} {not MACOSALLINCLUDE}
{$ifc TARGET_OS_MAC}
{$ALIGN POWER}
{ #pragma mark Quick Look Plug-in Info.plist Keys }
{
* QLThumbnailMinimumSize: (ex: <real>17</real>)
* Minimum useful size (in points) of generated thumbnails.
* Generator Thumbnail callback won't be called for sizes less than
* the value for this key. 17 is a good minimum value.
*
* QLPreviewWidth, QLPreviewHeight: (ex: <real>800</real>)
* Preview size hint. These values are used if the generator takes
* too long to produce the preview.
*
* QLSupportsConcurrentRequests: (ex: <true/>)
* This tells Quick Look never to call generator callbacks twice at the same time.
*
* QLNeedsToBeRunInMainThread: (ex: <false/>)
* This tells Quick Look to call generator callbacks in a main thread.
*
}
{ #pragma mark Common return code for generator's callback }
const
kQLReturnMask = $af00;
kQLReturnNoError = noErr;
kQLReturnHasMore = (kQLReturnMask or 10);
{ #pragma mark Thumbnail generator callback }
{!
* @typedef QLThumbnailRequestRef
* @abstract This is the type of a reference to Thumbnail requests.
}
type
QLThumbnailRequestRef = ^__QLThumbnailRequest; { an opaque type }
__QLThumbnailRequest = record end;
{!
* @function QLThumbnailRequestGetTypeID
* @abstract Returns the CoreFoundation type ID for QLThumbnailRequests.
}
function QLThumbnailRequestGetTypeID: CFTypeID; external name '_QLThumbnailRequestGetTypeID';
{!
* @function QLThumbnailRequestCopyURL
* @abstract Returns the url of the file for the thumbnail request.
* @param thumbnail The thumbnail request.
* @result The url of the file for the thumbnail request.
}
function QLThumbnailRequestCopyURL( thumbnail: QLThumbnailRequestRef ): CFURLRef; external name '_QLThumbnailRequestCopyURL';
{!
* @function QLThumbnailRequestCopyOptions
* @abstract Returns the desired options for the thumbnail request.
* @param thumbnail The thumbnail request.
* @result The desired options for the thumbnail request.
}
function QLThumbnailRequestCopyOptions( thumbnail: QLThumbnailRequestRef ): CFDictionaryRef; external name '_QLThumbnailRequestCopyOptions';
{!
* @function QLThumbnailRequestCopyContentUTI
* @abstract Returns the UTI for the thumbnail request.
* @param thumbnail The thumbnail request.
* @result The UTI of the content being thumbnailed, NULL if not available.
}
function QLThumbnailRequestCopyContentUTI( thumbnail: QLThumbnailRequestRef ): CFStringRef; external name '_QLThumbnailRequestCopyContentUTI';
{!
* @function QLThumbnailRequestGetMaximumSize
* @abstract Returns the maximum desired size (in points) for the thumbnail request.
* @param thumbnail The thumbnail request.
* @result The maximum desired size (in points) for the thumbnail request.
}
function QLThumbnailRequestGetMaximumSize( thumbnail: QLThumbnailRequestRef ): CGSize; external name '_QLThumbnailRequestGetMaximumSize';
{!
* @function QLThumbnailRequestGetGeneratorBundle
* @abstract Get the thumbnail request generator bundle.
* @param thumbnail The thumbnail request.
}
function QLThumbnailRequestGetGeneratorBundle( thumbnail: QLThumbnailRequestRef ): CFBundleRef; external name '_QLThumbnailRequestGetGeneratorBundle';
{!
* @function QLThumbnailRequestSetDocumentObject
* @abstract Store some object in thumbnail request.
* @param thumbnail The thumbnail request.
* @param object The object representing the document
* @param callbacks Callbacks to retain/release/etc. the object.
* @discussion You can only call this function once per request.
}
procedure QLThumbnailRequestSetDocumentObject( thumbnail: QLThumbnailRequestRef; objct: {const} UnivPtr; const (*var*) callbacks: CFArrayCallBacks ); external name '_QLThumbnailRequestSetDocumentObject';
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLThumbnailRequestGetDocumentObject
* @abstract Get the object previously stored with QLThumbnailRequestSetDocumentObject.
* @param thumbnail The thumbnail request.
* @result The object representing the document
}
function QLThumbnailRequestGetDocumentObject( thumbnail: QLThumbnailRequestRef ): UnivPtr; external name '_QLThumbnailRequestGetDocumentObject';
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLThumbnailRequestSetImage
* @abstract Sets the thumbnail request response to image.
* @param thumbnail The thumbnail request.
* @param image The thumbnail image response.
* @param properties See possible properties below.
}
procedure QLThumbnailRequestSetImage( thumbnail: QLThumbnailRequestRef; image: CGImageRef; properties: CFDictionaryRef ); external name '_QLThumbnailRequestSetImage';
{!
* @function QLThumbnailRequestSetImageWithData
* @abstract Sets the thumbnail request response to image data.
* @param thumbnail The thumbnail request.
* @param data The thumbnail image response as data. The image format should be supported by ImageIO
* @param properties See possible properties below. Additional useful properties: kCGImageSourceTypeIdentifierHint (see ImageIO documentation).
}
procedure QLThumbnailRequestSetImageWithData( thumbnail: QLThumbnailRequestRef; data: CFDataRef; properties: CFDictionaryRef ); external name '_QLThumbnailRequestSetImageWithData';
{!
* @function QLThumbnailRequestCreateContext
* @abstract Creates a graphic context to draw the thumbnail response in.
* @param thumbnail The thumbnail request.
* @param size Size in points of the context for the thumbnail response.
* @param isBitmap True if thumbnail contents is based on bitmap. size will then be interpreted as pixels, not points.
* @param properties See possible properties below.
* @result A graphic context to draw to.
* @discussion Once the thumbnail is fully drawn, you should call QLThumbnailRequestFlushContext().
}
function QLThumbnailRequestCreateContext( thumbnail: QLThumbnailRequestRef; size: CGSize; isBitmap: Boolean; properties: CFDictionaryRef ): CGContextRef; external name '_QLThumbnailRequestCreateContext';
{!
* @function QLThumbnailRequestFlushContext
* @abstract Flushes the graphic context and creates the thumbnail image response.
* @param thumbnail The thumbnail request.
* @param context The graphic context created by QLThumbnailRequestCreateContext().
}
procedure QLThumbnailRequestFlushContext( thumbnail: QLThumbnailRequestRef; context: CGContextRef ); external name '_QLThumbnailRequestFlushContext';
{!
* @function QLThumbnailRequestSetImageAtURL
* @abstract Sets the thumbnail request response to the image contained at url.
* @param thumbnail The thumbnail request.
* @param url The url to the thumbnail image response.
* @param properties Currently unused.
}
procedure QLThumbnailRequestSetImageAtURL( thumbnail: QLThumbnailRequestRef; url: CFURLRef; properties: CFDictionaryRef ); external name '_QLThumbnailRequestSetImageAtURL';
{!
* @function QLThumbnailRequestSetThumbnailWithDataRepresentation
* @abstract Sets the thumbnail request response to the image produced by the equivalent preview representation.
* @param thumbnail The thumbnail request.
* @param data The content data.
* @param contentTypeUTI The contentTypeUTI for the preview representation.
* @param previewProperties Additional properties for the preview response.
* @param properties Currently unused.
* @discussion Currently supported UTIs are: none. This call only works if your gemeratpr is set to be run in the main thread
}
procedure QLThumbnailRequestSetThumbnailWithDataRepresentation( thumbnail: QLThumbnailRequestRef; data: CFDataRef; contentTypeUTI: CFStringRef; previewProperties: CFDictionaryRef; properties: CFDictionaryRef ); external name '_QLThumbnailRequestSetThumbnailWithDataRepresentation';
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLThumbnailRequestSetThumbnailWithURLRepresentation
* @abstract Sets the thumbnail request response to the image produced by the equivalent preview representation.
* @param thumbnail The thumbnail request.
* @param url The url to the preview response.
* @param contentTypeUTI The contentTypeUTI for the preview representation.
* @param properties Additional properties for the preview response.
* @discussion Currently supported UTIs are: none. This call only works if your gemeratpr is set to be run in the main thread
}
procedure QLThumbnailRequestSetThumbnailWithURLRepresentation( thumbnail: QLThumbnailRequestRef; url: CFURLRef; contentTypeUTI: CFStringRef; previewProperties: CFDictionaryRef; properties: CFDictionaryRef ); external name '_QLThumbnailRequestSetThumbnailWithURLRepresentation';
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLThumbnailRequestIsCancelled
* @abstract Returns wether the thumbnail request was cancelled or not.
* @param thumbnail The thumbnail request.
* @result true if the request was cancelled.
}
function QLThumbnailRequestIsCancelled( thumbnail: QLThumbnailRequestRef ): Boolean; external name '_QLThumbnailRequestIsCancelled';
{!
* @constant kQLThumbnailPropertyExtensionKey
* @abstract Value should be a CFString. The extension is used as a badge when producing an icon.
}
var kQLThumbnailPropertyExtensionKey: CFStringRef; external name '_kQLThumbnailPropertyExtensionKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @constant kQLThumbnailPropertyExtensionKey
* @abstract Value should be a CGImage. The badge is used when producing an icon.
}
var kQLThumbnailPropertyBadgeImageKey: CFStringRef; external name '_kQLThumbnailPropertyBadgeImageKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @constant kQLThumbnailPropertyExtensionKey
* @abstract Extends the security scope where Quick Look will accept to look at a file. Value is a path as CFString.
* @discussion Only useful when using QLThumbnailRequestSetImageAtURL() or QLThumbnailRequestSetThumbnailWithURLRepresentation().
* By default, Quick Look will only accept files within the current document bundle.
}
var kQLThumbnailPropertyBaseBundlePathKey: CFStringRef; external name '_kQLThumbnailPropertyBaseBundlePathKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{ #pragma mark Preview generator callback }
{!
* @typedef QLPreviewRequestRef
* This is the type of a reference to Preview requests.
}
type
QLPreviewRequestRef = ^__QLPreviewRequest; { an opaque type }
__QLPreviewRequest = record end;
{!
* @function QLPreviewRequestGetTypeID
* @abstract Returns the CoreFoundation type ID for QLPreviewRequests.
}
function QLPreviewRequestGetTypeID: CFTypeID; external name '_QLPreviewRequestGetTypeID';
{!
* @constant kQLPreviewPropertyDisplayNameKey
* @abstract Customizes Displayed name in the preview panel. This replaces the document's display name. Value is a CFString.
}
var kQLPreviewPropertyDisplayNameKey: CFStringRef; external name '_kQLPreviewPropertyDisplayNameKey'; (* attribute const *) // useful to customize the title of the QuickLook panel
{!
* @constant kQLPreviewPropertyWidthKey
* @abstract Gives the width (in points) of the preview. Value is a CFNumber.
}
var kQLPreviewPropertyWidthKey: CFStringRef; external name '_kQLPreviewPropertyWidthKey'; (* attribute const *)
{!
* @constant kQLPreviewPropertyHeightKey
* @abstract Gives the height (in points) of the preview. Value is a CFNumber.
}
var kQLPreviewPropertyHeightKey: CFStringRef; external name '_kQLPreviewPropertyHeightKey'; (* attribute const *)
{!
* @constant kQLPreviewPropertyBaseBundlePathKey
* @abstract Extends the security scope where Quick Look will accept to look at a file. Value is a path as CFString.
* @discussion Only useful when using QLPreviewRequestSetURLRepresentation().
* By default, Quick Look will only accept files within the current document bundle.
}
var kQLPreviewPropertyBaseBundlePathKey: CFStringRef; external name '_kQLPreviewPropertyBaseBundlePathKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @constant kQLPreviewPropertyStringEncodingKey
* @abstract Gives the CFStringEncoding of the preview data if the preview type is plain text. Value is a CFNumber.
}
var kQLPreviewPropertyStringEncodingKey: CFStringRef; external name '_kQLPreviewPropertyStringEncodingKey'; (* attribute const *)
const
kQLPreviewPDFStandardStyle = 0;
kQLPreviewPDFPagesWithThumbnailsOnRightStyle = 3;
kQLPreviewPDFPagesWithThumbnailsOnLeftStyle = 4;
type
QLPreviewPDFStyle = UInt32;
{!
* @constant kQLPreviewPropertyPDFStyleKey
* @abstract Specify the preferred way to display PDF content. Value is a CFNumber using QLPreviewPDFStyle values.
}
var kQLPreviewPropertyPDFStyleKey: CFStringRef; external name '_kQLPreviewPropertyPDFStyleKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @constant kQLPreviewOptionCursorKey
* @abstract Value is the same CFNumber passed by potential previous calls to generator's preview callback for the same document with kQLPreviewPropertyCursorKey.
* @discussion Use this value to provide more of the preview content.
}
var kQLPreviewOptionCursorKey: CFStringRef; external name '_kQLPreviewOptionCursorKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @constant kQLPreviewPropertyCursorKey
* @abstract Value should be a CFNumber. This value will be used to get more of the document's preview if necessary
* (and if the preview genererator returns kQLReturnHasMore)
}
var kQLPreviewPropertyCursorKey: CFStringRef; external name '_kQLPreviewPropertyCursorKey'; (* attribute const *)
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLPreviewRequestCopyURL
* @abstract Returns the url of the file for the preview request.
* @param preview The preview request.
* @result The url of the file for the preview request.
}
function QLPreviewRequestCopyURL( preview: QLPreviewRequestRef ): CFURLRef; external name '_QLPreviewRequestCopyURL';
{!
* @function QLPreviewRequestCopyOptions
* @abstract Returns the desired options for the preview request.
* @param preview The preview request.
* @result The desired options for the preview request.
}
function QLPreviewRequestCopyOptions( preview: QLPreviewRequestRef ): CFDictionaryRef; external name '_QLPreviewRequestCopyOptions';
{!
* @function QLPreviewRequestCopyContentUTI
* @abstract Returns the UTI for the preview request.
* @param preview The preview request.
* @result The UTI of the content being previewed, NULL if not available.
}
function QLPreviewRequestCopyContentUTI( preview: QLPreviewRequestRef ): CFStringRef; external name '_QLPreviewRequestCopyContentUTI';
{!
* @function QLPreviewRequestGetGeneratorBundle
* @abstract Gets the preview request generator bundle.
* @param preview The preview request.
}
function QLPreviewRequestGetGeneratorBundle( preview: QLPreviewRequestRef ): CFBundleRef; external name '_QLPreviewRequestGetGeneratorBundle';
{!
* @function QLPreviewRequestSetDocumentObject
* @abstract Store some object in preview request.
* @param thumbnail The preview request.
* @param object The object representing the document
* @param callbacks Callbacks to retain/release/etc. the object.
* @discussion You can only call this function once per request.
}
procedure QLPreviewRequestSetDocumentObject( preview: QLPreviewRequestRef; objct: {const} UnivPtr; const (*var*) callbacks: CFArrayCallBacks ); external name '_QLPreviewRequestSetDocumentObject';
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLPreviewRequestGetDocumentObject
* @abstract Get the object previously stored with QLPreviewRequestSetDocumentObject.
* @param preview The preview request.
* @result The object representing the document
}
function QLPreviewRequestGetDocumentObject( preview: QLPreviewRequestRef ): UnivPtr; external name '_QLPreviewRequestGetDocumentObject';
(* AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER *)
{!
* @function QLPreviewRequestIsCancelled
* @abstract Returns wether the preview request was cancelled or not.
* @param preview The preview request.
* @result true if the request was cancelled.
}
function QLPreviewRequestIsCancelled( preview: QLPreviewRequestRef ): Boolean; external name '_QLPreviewRequestIsCancelled';
{ #pragma mark Set preview to some native type preview data }
{!
* @function QLPreviewRequestSetDataRepresentation
* @abstract Sets the preview response with the provided data.
* @param preview The preview request.
* @param data The content data.
* @param contentTypeUTI The contentTypeUTI for the preview representation.
* @param properties Additional properties for the preview response.
* @discussion Currently supported UTIs are: kUTTypeImage, kUTTypePDF, kUTTypeHTML,
* kUTTypeXML, kUTTypePlainText, kUTTypeRTF, kUTTypeMovie, kUTTypeAudio
}
procedure QLPreviewRequestSetDataRepresentation( preview: QLPreviewRequestRef; data: CFDataRef; contentTypeUTI: CFStringRef; properties: CFDictionaryRef ); external name '_QLPreviewRequestSetDataRepresentation';
{!
* @function QLPreviewRequestSetURLRepresentation
* @abstract Sets the preview request response with contents at url.
* @param preview The preview request.
* @param url The url to the preview response.
* @param contentTypeUTI The contentTypeUTI for the preview representation.
* @param properties Additional properties for the preview response.
* @discussion Currently supported UTIs are: kUTTypeImage, kUTTypePDF, kUTTypeHTML, kUTTypeXML, kUTTypePlainText, kUTTypeRTF, kUTTypeRTFD, kUTTypeMovie, kUTTypeAudio
}
procedure QLPreviewRequestSetURLRepresentation( preview: QLPreviewRequestRef; url: CFURLRef; contentTypeUTI: CFStringRef; properties: CFDictionaryRef ); external name '_QLPreviewRequestSetURLRepresentation';
{ #pragma mark Draw preview in a context }
{!
* @function QLPreviewRequestCreateContext
* @abstract Creates a context to draw the preview in. Context should be flushed with QLPreviewRequestFlushContext()
* @param preview The preview request.
* @param size The size of the context.
* @param isBitmap true if preview is bitmap-based.
* @param properties Additional properties for the preview response.
}
function QLPreviewRequestCreateContext( preview: QLPreviewRequestRef; size: CGSize; isBitmap: Boolean; properties: CFDictionaryRef ): CGContextRef; external name '_QLPreviewRequestCreateContext';
{!
* @function QLPreviewRequestCreatePDFContext
* @abstract Creates a PDF context to draw the preview in, likely to be multi-pages. Context should be flushed with QLPreviewRequestFlushContext()
* @param preview The preview request.
* @param mediaBox The media box of the context. see CGPDFContextCreate().
* @param auxiliaryInfo The PDF auxiliary info. see CGPDFContextCreate().
* @param properties Additional properties for the preview response.
}
function QLPreviewRequestCreatePDFContext( preview: QLPreviewRequestRef; const (*var*) mediaBox: CGRect; auxiliaryInfo: CFDictionaryRef; properties: CFDictionaryRef ): CGContextRef; external name '_QLPreviewRequestCreatePDFContext';
{!
* @function QLPreviewRequestFlushContext
* @abstract Flush the context and sets the preview response.
* @param preview The preview request.
* @param context context previously created by QLPreviewRequestCreateContext() or QLPreviewRequestCreatePDFContext().
}
procedure QLPreviewRequestFlushContext( preview: QLPreviewRequestRef; context: CGContextRef ); external name '_QLPreviewRequestFlushContext';
{ #pragma mark Provide preview as Web content using QLPreviewRequestSetDataRepresentation }
{!
* @constant kQLPreviewPropertyMIMETypeKey
* @abstract Gives the web content or attachment mime type. For the main data, default is text/html. Value is a CFString.
}
var kQLPreviewPropertyMIMETypeKey: CFStringRef; external name '_kQLPreviewPropertyMIMETypeKey'; (* attribute const *)
{!
* @constant kQLPreviewPropertyTextEncodingNameKey
* @abstract Gives the web content or attachment text encoding. Use IANA encodings like UTF-8. Value is a CFString.
}
var kQLPreviewPropertyTextEncodingNameKey: CFStringRef; external name '_kQLPreviewPropertyTextEncodingNameKey'; (* attribute const *)
{!
* @constant kQLPreviewPropertyAttachmentDataKey
* @abstract Gives the attachment data. Value is a CFData.
}
var kQLPreviewPropertyAttachmentDataKey: CFStringRef; external name '_kQLPreviewPropertyAttachmentDataKey'; (* attribute const *)
{!
* @constant kQLPreviewPropertyAttachmentsKey
* @abstract Gives the list of attachments (or sub-resources). Value is a CFDictionary.
* @discussion Keys are the attachment ids (CFStringRef) that can be referenced with "cid:id" URL and
* Values are dictionaries using kQLPreviewPropertyAttachmentDataKey,
* kQLPreviewPropertyMIMETypeKey and kQLPreviewPropertyTextEncodingNameKey keys.
}
var kQLPreviewPropertyAttachmentsKey: CFStringRef; external name '_kQLPreviewPropertyAttachmentsKey'; (* attribute const *)
{!
* @constant kQLPreviewContentIDScheme
* @abstract Is the "cid" URL scheme.
}
var kQLPreviewContentIDScheme: CFStringRef; external name '_kQLPreviewContentIDScheme'; (* attribute const *)
{
* Definition of the Quick Look Generator interface.
*
}
{ 5E2D9680-5022-40FA-B806-43349622E5B9 }
function kQLGeneratorTypeID : CFUUIDRef; inline;
{ 865AF5E0-6D30-4345-951B-D37105754F2D }
function kQLGeneratorCallbacksInterfaceID: CFUUIDRef; inline;
{$endif} {TARGET_OS_MAC}
{$ifc not defined MACOSALLINCLUDE or not MACOSALLINCLUDE}
implementation
{$ifc TARGET_OS_MAC}
function kQLGeneratorTypeID : CFUUIDRef; inline;
begin
kQLGeneratorTypeID := CFUUIDGetConstantUUIDWithBytes(kCFAllocatorDefault, $5E, $2D, $96, $80, $50, $22, $40, $FA, $B8, $06, $43, $34, $96, $22, $E5, $B9)
end;
function kQLGeneratorCallbacksInterfaceID: CFUUIDRef; inline;
begin
kQLGeneratorCallbacksInterfaceID := CFUUIDGetConstantUUIDWithBytes(kCFAllocatorDefault, $86, $5A, $F5, $E0, $6D, $30, $43, $45, $95, $1B, $D3, $71, $05, $75, $4F, $2D)
end;
{$endc} {TARGET_OS_MAC}
end.
{$endc} {not MACOSALLINCLUDE}