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add QuickLook plugin for OS X, it’s embedded in the .app

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This commit is contained in:
omigamedev
2018-10-04 22:58:42 +02:00
parent c634a0647c
commit 4723bedc31
5 changed files with 584 additions and 0 deletions
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150
PanoPainter.xcodeproj/project.pbxproj
View File

@@ -199,6 +199,10 @@
ADE4911F1F86E65E00FB8E92 /* sweep.cc in Sources */ = {isa = PBXBuildFile; fileRef = ADE491131F86D09100FB8E92 /* sweep.cc */; };
ADEBA9062069A4F40085AE16 /* objc_utils.cpp in Sources */ = {isa = PBXBuildFile; fileRef = ADEBA9052069A4F40085AE16 /* objc_utils.cpp */; };
ADEBA9092069A50E0085AE16 /* objc_utils.cpp in Sources */ = {isa = PBXBuildFile; fileRef = ADEBA9082069A50E0085AE16 /* objc_utils.cpp */; };
ADFD32152166AA0800F46F85 /* GenerateThumbnailForURL.c in Sources */ = {isa = PBXBuildFile; fileRef = ADFD32142166AA0800F46F85 /* GenerateThumbnailForURL.c */; };
ADFD32172166AA0800F46F85 /* GeneratePreviewForURL.c in Sources */ = {isa = PBXBuildFile; fileRef = ADFD32162166AA0800F46F85 /* GeneratePreviewForURL.c */; };
ADFD32192166AA0800F46F85 /* main.c in Sources */ = {isa = PBXBuildFile; fileRef = ADFD32182166AA0800F46F85 /* main.c */; };
ADFD32222166AB2F00F46F85 /* QLPlugin.qlgenerator in CopyFiles */ = {isa = PBXBuildFile; fileRef = ADFD32122166AA0800F46F85 /* QLPlugin.qlgenerator */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
/* End PBXBuildFile section */
/* Begin PBXContainerItemProxy section */
@@ -251,6 +255,16 @@
name = "Embed App Extensions";
runOnlyForDeploymentPostprocessing = 0;
};
ADFD32202166AA6000F46F85 /* CopyFiles */ = {
isa = PBXCopyFilesBuildPhase;
buildActionMask = 2147483647;
dstPath = Contents/Library/QuickLook;
dstSubfolderSpec = 1;
files = (
ADFD32222166AB2F00F46F85 /* QLPlugin.qlgenerator in CopyFiles */,
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXCopyFilesBuildPhase section */
/* Begin PBXFileReference section */
@@ -450,6 +464,12 @@
ADEBA9052069A4F40085AE16 /* objc_utils.cpp */ = {isa = PBXFileReference; explicitFileType = sourcecode.cpp.objcpp; fileEncoding = 4; name = objc_utils.cpp; path = src/objc_utils.cpp; sourceTree = SOURCE_ROOT; };
ADEBA9072069A50E0085AE16 /* objc_utils.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = objc_utils.h; path = src/objc_utils.h; sourceTree = SOURCE_ROOT; };
ADEBA9082069A50E0085AE16 /* objc_utils.cpp */ = {isa = PBXFileReference; explicitFileType = sourcecode.cpp.objcpp; fileEncoding = 4; name = objc_utils.cpp; path = src/objc_utils.cpp; sourceTree = SOURCE_ROOT; };
ADFD32122166AA0800F46F85 /* QLPlugin.qlgenerator */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = QLPlugin.qlgenerator; sourceTree = BUILT_PRODUCTS_DIR; };
ADFD32142166AA0800F46F85 /* GenerateThumbnailForURL.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = GenerateThumbnailForURL.c; sourceTree = "<group>"; };
ADFD32162166AA0800F46F85 /* GeneratePreviewForURL.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = GeneratePreviewForURL.c; sourceTree = "<group>"; };
ADFD32182166AA0800F46F85 /* main.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = main.c; sourceTree = "<group>"; };
ADFD321A2166AA0800F46F85 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
ADFD32232166B12A00F46F85 /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
/* End PBXFileReference section */
/* Begin PBXFrameworksBuildPhase section */
@@ -512,6 +532,13 @@
);
runOnlyForDeploymentPostprocessing = 0;
};
ADFD320E2166AA0800F46F85 /* Frameworks */ = {
isa = PBXFrameworksBuildPhase;
buildActionMask = 2147483647;
files = (
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXFrameworksBuildPhase section */
/* Begin PBXGroup section */
@@ -663,6 +690,7 @@
AD0E5C9D1ECC6F2B00C35669 /* PanoPainter-OSX */,
AD787AE020D4611100C4712A /* PanoQL */,
AD787AF420D4637E00C4712A /* PanoThumb */,
ADFD32132166AA0800F46F85 /* QLPlugin */,
AD58E0501E107411006ACC15 /* Products */,
AD759B631F2793AD00211963 /* Frameworks */,
);
@@ -675,6 +703,7 @@
AD0E5C9C1ECC6F2B00C35669 /* PanoPainter.app */,
AD787ADD20D4611100C4712A /* PanoQL.appex */,
AD787AF320D4637E00C4712A /* PanoThumb.appex */,
ADFD32122166AA0800F46F85 /* QLPlugin.qlgenerator */,
);
name = Products;
sourceTree = "<group>";
@@ -751,6 +780,7 @@
AD759B631F2793AD00211963 /* Frameworks */ = {
isa = PBXGroup;
children = (
ADFD32232166B12A00F46F85 /* Foundation.framework */,
AD06989820CC6C3E0010825F /* OSX */,
AD06989520CC6C210010825F /* iOS */,
AD3087C72061D1CD009F9260 /* CoreGraphics.framework */,
@@ -837,8 +867,29 @@
name = p2t;
sourceTree = "<group>";
};
ADFD32132166AA0800F46F85 /* QLPlugin */ = {
isa = PBXGroup;
children = (
ADFD32142166AA0800F46F85 /* GenerateThumbnailForURL.c */,
ADFD32162166AA0800F46F85 /* GeneratePreviewForURL.c */,
ADFD32182166AA0800F46F85 /* main.c */,
ADFD321A2166AA0800F46F85 /* Info.plist */,
);
path = QLPlugin;
sourceTree = "<group>";
};
/* End PBXGroup section */
/* Begin PBXHeadersBuildPhase section */
ADFD320F2166AA0800F46F85 /* Headers */ = {
isa = PBXHeadersBuildPhase;
buildActionMask = 2147483647;
files = (
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXHeadersBuildPhase section */
/* Begin PBXNativeTarget section */
AD0E5C9B1ECC6F2B00C35669 /* PanoPainter-OSX */ = {
isa = PBXNativeTarget;
@@ -850,6 +901,7 @@
AD0E5C9A1ECC6F2B00C35669 /* Resources */,
AD2286BB214E96E60074567E /* Versioning Info.plist */,
AD30D8201F783B5600B6A112 /* CopyFiles */,
ADFD32202166AA6000F46F85 /* CopyFiles */,
ADC8F77421665FD20084ECAD /* Hockeyapp */,
);
buildRules = (
@@ -923,6 +975,24 @@
productReference = ADD7D26B1EBF9AE300D5A897 /* PanoPainter.app */;
productType = "com.apple.product-type.application";
};
ADFD32112166AA0800F46F85 /* QLPlugin */ = {
isa = PBXNativeTarget;
buildConfigurationList = ADFD321D2166AA0800F46F85 /* Build configuration list for PBXNativeTarget "QLPlugin" */;
buildPhases = (
ADFD320D2166AA0800F46F85 /* Sources */,
ADFD320E2166AA0800F46F85 /* Frameworks */,
ADFD320F2166AA0800F46F85 /* Headers */,
ADFD32102166AA0800F46F85 /* Resources */,
);
buildRules = (
);
dependencies = (
);
name = QLPlugin;
productName = QLPlugin;
productReference = ADFD32122166AA0800F46F85 /* QLPlugin.qlgenerator */;
productType = "com.apple.product-type.bundle";
};
/* End PBXNativeTarget section */
/* Begin PBXProject section */
@@ -956,6 +1026,11 @@
CreatedOnToolsVersion = 7.2;
DevelopmentTeam = ERD9AYQ49S;
};
ADFD32112166AA0800F46F85 = {
CreatedOnToolsVersion = 9.4.1;
DevelopmentTeam = ERD9AYQ49S;
ProvisioningStyle = Automatic;
};
};
};
buildConfigurationList = AD58E04A1E107411006ACC15 /* Build configuration list for PBXProject "PanoPainter" */;
@@ -975,6 +1050,7 @@
AD0E5C9B1ECC6F2B00C35669 /* PanoPainter-OSX */,
AD787ADC20D4611100C4712A /* PanoQL */,
AD787AF220D4637E00C4712A /* PanoThumb */,
ADFD32112166AA0800F46F85 /* QLPlugin */,
);
};
/* End PBXProject section */
@@ -1017,6 +1093,13 @@
);
runOnlyForDeploymentPostprocessing = 0;
};
ADFD32102166AA0800F46F85 /* Resources */ = {
isa = PBXResourcesBuildPhase;
buildActionMask = 2147483647;
files = (
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXResourcesBuildPhase section */
/* Begin PBXShellScriptBuildPhase section */
@@ -1339,6 +1422,16 @@
);
runOnlyForDeploymentPostprocessing = 0;
};
ADFD320D2166AA0800F46F85 /* Sources */ = {
isa = PBXSourcesBuildPhase;
buildActionMask = 2147483647;
files = (
ADFD32152166AA0800F46F85 /* GenerateThumbnailForURL.c in Sources */,
ADFD32172166AA0800F46F85 /* GeneratePreviewForURL.c in Sources */,
ADFD32192166AA0800F46F85 /* main.c in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXSourcesBuildPhase section */
/* Begin PBXTargetDependency section */
@@ -1811,6 +1904,54 @@
};
name = Release;
};
ADFD321B2166AA0800F46F85 /* Debug */ = {
isa = XCBuildConfiguration;
buildSettings = {
CLANG_ANALYZER_NONNULL = YES;
CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
CLANG_ENABLE_MODULES = YES;
CLANG_ENABLE_OBJC_WEAK = YES;
CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
CODE_SIGN_IDENTITY = "Mac Developer";
CODE_SIGN_STYLE = Automatic;
COMBINE_HIDPI_IMAGES = YES;
DEVELOPMENT_TEAM = ERD9AYQ49S;
GCC_C_LANGUAGE_STANDARD = gnu11;
INFOPLIST_FILE = QLPlugin/Info.plist;
INSTALL_PATH = /Library/QuickLook;
MACOSX_DEPLOYMENT_TARGET = 10.7;
PRODUCT_BUNDLE_IDENTIFIER = com.omixlab.panopainter.osx.QLPlugin;
PRODUCT_NAME = "$(TARGET_NAME)";
WRAPPER_EXTENSION = qlgenerator;
};
name = Debug;
};
ADFD321C2166AA0800F46F85 /* Release */ = {
isa = XCBuildConfiguration;
buildSettings = {
CLANG_ANALYZER_NONNULL = YES;
CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
CLANG_ENABLE_MODULES = YES;
CLANG_ENABLE_OBJC_WEAK = YES;
CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
CODE_SIGN_IDENTITY = "Mac Developer";
CODE_SIGN_STYLE = Automatic;
COMBINE_HIDPI_IMAGES = YES;
DEVELOPMENT_TEAM = ERD9AYQ49S;
GCC_C_LANGUAGE_STANDARD = gnu11;
INFOPLIST_FILE = QLPlugin/Info.plist;
INSTALL_PATH = /Library/QuickLook;
MACOSX_DEPLOYMENT_TARGET = 10.7;
PRODUCT_BUNDLE_IDENTIFIER = com.omixlab.panopainter.osx.QLPlugin;
PRODUCT_NAME = "$(TARGET_NAME)";
WRAPPER_EXTENSION = qlgenerator;
};
name = Release;
};
/* End XCBuildConfiguration section */
/* Begin XCConfigurationList section */
@@ -1859,6 +2000,15 @@
defaultConfigurationIsVisible = 0;
defaultConfigurationName = Release;
};
ADFD321D2166AA0800F46F85 /* Build configuration list for PBXNativeTarget "QLPlugin" */ = {
isa = XCConfigurationList;
buildConfigurations = (
ADFD321B2166AA0800F46F85 /* Debug */,
ADFD321C2166AA0800F46F85 /* Release */,
);
defaultConfigurationIsVisible = 0;
defaultConfigurationName = Release;
};
/* End XCConfigurationList section */
};
rootObject = AD58E0471E107411006ACC15 /* Project object */;

23
QLPlugin/GeneratePreviewForURL.c Normal file
View File

@@ -0,0 +1,23 @@
#include <CoreFoundation/CoreFoundation.h>
#include <CoreServices/CoreServices.h>
#include <QuickLook/QuickLook.h>
OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options);
void CancelPreviewGeneration(void *thisInterface, QLPreviewRequestRef preview);
/* -----------------------------------------------------------------------------
Generate a preview for file
This function's job is to create preview for designated file
----------------------------------------------------------------------------- */
OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options)
{
// To complete your generator please implement the function GeneratePreviewForURL in GeneratePreviewForURL.c
return noErr;
}
void CancelPreviewGeneration(void *thisInterface, QLPreviewRequestRef preview)
{
// Implement only if supported
}

102
QLPlugin/GenerateThumbnailForURL.c Normal file
View File

@@ -0,0 +1,102 @@
#include <CoreFoundation/CoreFoundation.h>
#include <CoreServices/CoreServices.h>
#include <QuickLook/QuickLook.h>
OSStatus GenerateThumbnailForURL(void *thisInterface, QLThumbnailRequestRef thumbnail, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options, CGSize maxSize);
void CancelThumbnailGeneration(void *thisInterface, QLThumbnailRequestRef thumbnail);
/* -----------------------------------------------------------------------------
Generate a thumbnail for file
This function's job is to create thumbnail for designated file as fast as possible
----------------------------------------------------------------------------- */
struct PPIThumb
{
int width;
int height;
int comp;
/*
bool valid()
{
return (width == 128 && height == 128 && comp == 4);
}
*/
};
struct PPIDocVersion
{
int major;
int minor;
};
struct PPISoftVersion
{
int major;
int minor;
int fix;
int build;
};
struct PPIHeader
{
char magic[4];
struct PPIDocVersion doc_version;
struct PPISoftVersion soft_version;
struct PPIThumb thumb_header;
/*
bool valid()
{
if (strcmp(magic, "PPI") != 0)
return false;
if (doc_version.major != 0 || doc_version.minor != 1)
return false;
if (!thumb_header.valid())
return false;
return true;
}
*/
};
OSStatus GenerateThumbnailForURL(void *thisInterface, QLThumbnailRequestRef thumbnail, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options, CGSize maxSize)
{
// To complete your generator please implement the function GenerateThumbnailForURL in GenerateThumbnailForURL.c
//maxSize = CGSizeMake(128, 128);
CGContextRef context = QLThumbnailRequestCreateContext(thumbnail, maxSize, true, NULL);
CGRect renderRect = CGRectMake(0., 0., maxSize.width, maxSize.height);
CFStringRef path = CFURLCopyFileSystemPath(url, kCFURLPOSIXPathStyle);
const char* path_string = CFStringGetCStringPtr(path, kCFStringEncodingUTF8);
FILE* fp = fopen(path_string, "rb");
if (fp)
{
struct PPIHeader header;
fread(&header, sizeof(struct PPIHeader), 1, fp);
int w = header.thumb_header.width;
int h = header.thumb_header.height;
int c = header.thumb_header.comp;
CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
CGContextRef bmp = CGBitmapContextCreate(NULL, w, h, 8, w * c, colorSpace, kCGImageAlphaPremultipliedLast);
uint8_t* data = CGBitmapContextGetData(bmp);
fread(data, w * h * c, 1, fp);
fclose(fp);
CGImageRef img = CGBitmapContextCreateImage(bmp);
CGContextDrawImage(context, renderRect, img);
}
else
{
CGContextSetRGBFillColor(context, 1, 0, 0, 1);
CGContextFillRect(context, CGRectMake(0, 0, maxSize.width, maxSize.height));
}
QLThumbnailRequestFlushContext(thumbnail, context);
CFRelease(context);
return noErr;
}
void CancelThumbnailGeneration(void *thisInterface, QLThumbnailRequestRef thumbnail)
{
// Implement only if supported
}

91
QLPlugin/Info.plist Normal file
View File

@@ -0,0 +1,91 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleDevelopmentRegion</key>
<string>$(DEVELOPMENT_LANGUAGE)</string>
<key>CFBundleDocumentTypes</key>
<array>
<dict>
<key>CFBundleTypeExtensions</key>
<array>
<string>ppi</string>
</array>
<key>CFBundleTypeMIMETypes</key>
<array>
<string>image/ppi</string>
</array>
<key>CFBundleTypeName</key>
<string>PPI</string>
<key>CFBundleTypeRole</key>
<string>QLGenerator</string>
<key>LSItemContentTypes</key>
<array>
<string>public.panorama-image</string>
</array>
</dict>
</array>
<key>CFBundleExecutable</key>
<string>$(EXECUTABLE_NAME)</string>
<key>CFBundleIdentifier</key>
<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>6.0</string>
<key>CFBundleName</key>
<string>$(PRODUCT_NAME)</string>
<key>CFBundleShortVersionString</key>
<string>1.0</string>
<key>CFBundleVersion</key>
<string>1</string>
<key>CFPlugInDynamicRegisterFunction</key>
<string></string>
<key>CFPlugInDynamicRegistration</key>
<string>NO</string>
<key>CFPlugInFactories</key>
<dict>
<key>10D308F3-0D60-4B28-A618-2A599683A839</key>
<string>QuickLookGeneratorPluginFactory</string>
</dict>
<key>CFPlugInTypes</key>
<dict>
<key>5E2D9680-5022-40FA-B806-43349622E5B9</key>
<array>
<string>10D308F3-0D60-4B28-A618-2A599683A839</string>
</array>
</dict>
<key>CFPlugInUnloadFunction</key>
<string></string>
<key>NSHumanReadableCopyright</key>
<string>Copyright © 2018 OmixLab ltd. All rights reserved.</string>
<key>QLNeedsToBeRunInMainThread</key>
<false/>
<key>QLPreviewHeight</key>
<real>600</real>
<key>QLPreviewWidth</key>
<real>800</real>
<key>QLSupportsConcurrentRequests</key>
<false/>
<key>QLThumbnailMinimumSize</key>
<real>17</real>
<key>UTImportedTypeDeclarations</key>
<array>
<dict>
<key>UTTypeConformsTo</key>
<array>
<string>public.data</string>
</array>
<key>UTTypeIdentifier</key>
<string>public.panorama-image</string>
<key>UTTypeTagSpecification</key>
<dict>
<key>public.mime-type</key>
<string>image/ppi</string>
<key>public.filename-extension</key>
<array>
<string>ppi</string>
</array>
</dict>
</dict>
</array>
</dict>
</plist>

218
QLPlugin/main.c Normal file
View File

@@ -0,0 +1,218 @@
//==============================================================================
//
// DO NO MODIFY THE CONTENT OF THIS FILE
//
// This file contains the generic CFPlug-in code necessary for your generator
// To complete your generator implement the function in GenerateThumbnailForURL/GeneratePreviewForURL.c
//
//==============================================================================
#include <CoreFoundation/CoreFoundation.h>
#include <CoreFoundation/CFPlugInCOM.h>
#include <CoreServices/CoreServices.h>
#include <QuickLook/QuickLook.h>
// -----------------------------------------------------------------------------
// constants
// -----------------------------------------------------------------------------
// Don't modify this line
#define PLUGIN_ID "B8F1FFE9-38A4-46C0-A51A-75C338E4C87E"
//
// Below is the generic glue code for all plug-ins.
//
// You should not have to modify this code aside from changing
// names if you decide to change the names defined in the Info.plist
//
// -----------------------------------------------------------------------------
// typedefs
// -----------------------------------------------------------------------------
// The thumbnail generation function to be implemented in GenerateThumbnailForURL.c
OSStatus GenerateThumbnailForURL(void *thisInterface, QLThumbnailRequestRef thumbnail, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options, CGSize maxSize);
void CancelThumbnailGeneration(void* thisInterface, QLThumbnailRequestRef thumbnail);
// The preview generation function to be implemented in GeneratePreviewForURL.c
OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options);
void CancelPreviewGeneration(void *thisInterface, QLPreviewRequestRef preview);
// The layout for an instance of QuickLookGeneratorPlugIn
typedef struct __QuickLookGeneratorPluginType
{
void *conduitInterface;
CFUUIDRef factoryID;
UInt32 refCount;
} QuickLookGeneratorPluginType;
// -----------------------------------------------------------------------------
// prototypes
// -----------------------------------------------------------------------------
// Forward declaration for the IUnknown implementation.
//
QuickLookGeneratorPluginType *AllocQuickLookGeneratorPluginType(CFUUIDRef inFactoryID);
void DeallocQuickLookGeneratorPluginType(QuickLookGeneratorPluginType *thisInstance);
HRESULT QuickLookGeneratorQueryInterface(void *thisInstance,REFIID iid,LPVOID *ppv);
void *QuickLookGeneratorPluginFactory(CFAllocatorRef allocator,CFUUIDRef typeID);
ULONG QuickLookGeneratorPluginAddRef(void *thisInstance);
ULONG QuickLookGeneratorPluginRelease(void *thisInstance);
// -----------------------------------------------------------------------------
// myInterfaceFtbl definition
// -----------------------------------------------------------------------------
// The QLGeneratorInterfaceStruct function table.
//
static QLGeneratorInterfaceStruct myInterfaceFtbl = {
NULL,
QuickLookGeneratorQueryInterface,
QuickLookGeneratorPluginAddRef,
QuickLookGeneratorPluginRelease,
NULL,
NULL,
NULL,
NULL
};
// -----------------------------------------------------------------------------
// AllocQuickLookGeneratorPluginType
// -----------------------------------------------------------------------------
// Utility function that allocates a new instance.
// You can do some initial setup for the generator here if you wish
// like allocating globals etc...
//
QuickLookGeneratorPluginType *AllocQuickLookGeneratorPluginType(CFUUIDRef inFactoryID)
{
QuickLookGeneratorPluginType *theNewInstance;
theNewInstance = (QuickLookGeneratorPluginType *)malloc(sizeof(QuickLookGeneratorPluginType));
memset(theNewInstance,0,sizeof(QuickLookGeneratorPluginType));
/* Point to the function table Malloc enough to store the stuff and copy the filler from myInterfaceFtbl over */
theNewInstance->conduitInterface = malloc(sizeof(QLGeneratorInterfaceStruct));
memcpy(theNewInstance->conduitInterface,&myInterfaceFtbl,sizeof(QLGeneratorInterfaceStruct));
/* Retain and keep an open instance refcount for each factory. */
theNewInstance->factoryID = CFRetain(inFactoryID);
CFPlugInAddInstanceForFactory(inFactoryID);
/* This function returns the IUnknown interface so set the refCount to one. */
theNewInstance->refCount = 1;
return theNewInstance;
}
// -----------------------------------------------------------------------------
// DeallocQuickLookGeneratorPluginType
// -----------------------------------------------------------------------------
// Utility function that deallocates the instance when
// the refCount goes to zero.
// In the current implementation generator interfaces are never deallocated
// but implement this as this might change in the future
//
void DeallocQuickLookGeneratorPluginType(QuickLookGeneratorPluginType *thisInstance)
{
CFUUIDRef theFactoryID;
theFactoryID = thisInstance->factoryID;
/* Free the conduitInterface table up */
free(thisInstance->conduitInterface);
/* Free the instance structure */
free(thisInstance);
if (theFactoryID){
CFPlugInRemoveInstanceForFactory(theFactoryID);
CFRelease(theFactoryID);
}
}
// -----------------------------------------------------------------------------
// QuickLookGeneratorQueryInterface
// -----------------------------------------------------------------------------
// Implementation of the IUnknown QueryInterface function.
//
HRESULT QuickLookGeneratorQueryInterface(void *thisInstance,REFIID iid,LPVOID *ppv)
{
CFUUIDRef interfaceID;
interfaceID = CFUUIDCreateFromUUIDBytes(kCFAllocatorDefault,iid);
if (CFEqual(interfaceID,kQLGeneratorCallbacksInterfaceID)){
/* If the Right interface was requested, bump the ref count,
* set the ppv parameter equal to the instance, and
* return good status.
*/
((QLGeneratorInterfaceStruct *)((QuickLookGeneratorPluginType *)thisInstance)->conduitInterface)->GenerateThumbnailForURL = GenerateThumbnailForURL;
((QLGeneratorInterfaceStruct *)((QuickLookGeneratorPluginType *)thisInstance)->conduitInterface)->CancelThumbnailGeneration = CancelThumbnailGeneration;
((QLGeneratorInterfaceStruct *)((QuickLookGeneratorPluginType *)thisInstance)->conduitInterface)->GeneratePreviewForURL = GeneratePreviewForURL;
((QLGeneratorInterfaceStruct *)((QuickLookGeneratorPluginType *)thisInstance)->conduitInterface)->CancelPreviewGeneration = CancelPreviewGeneration;
((QLGeneratorInterfaceStruct *)((QuickLookGeneratorPluginType*)thisInstance)->conduitInterface)->AddRef(thisInstance);
*ppv = thisInstance;
CFRelease(interfaceID);
return S_OK;
}else{
/* Requested interface unknown, bail with error. */
*ppv = NULL;
CFRelease(interfaceID);
return E_NOINTERFACE;
}
}
// -----------------------------------------------------------------------------
// QuickLookGeneratorPluginAddRef
// -----------------------------------------------------------------------------
// Implementation of reference counting for this type. Whenever an interface
// is requested, bump the refCount for the instance. NOTE: returning the
// refcount is a convention but is not required so don't rely on it.
//
ULONG QuickLookGeneratorPluginAddRef(void *thisInstance)
{
((QuickLookGeneratorPluginType *)thisInstance )->refCount += 1;
return ((QuickLookGeneratorPluginType*) thisInstance)->refCount;
}
// -----------------------------------------------------------------------------
// QuickLookGeneratorPluginRelease
// -----------------------------------------------------------------------------
// When an interface is released, decrement the refCount.
// If the refCount goes to zero, deallocate the instance.
//
ULONG QuickLookGeneratorPluginRelease(void *thisInstance)
{
((QuickLookGeneratorPluginType*)thisInstance)->refCount -= 1;
if (((QuickLookGeneratorPluginType*)thisInstance)->refCount == 0){
DeallocQuickLookGeneratorPluginType((QuickLookGeneratorPluginType*)thisInstance );
return 0;
}else{
return ((QuickLookGeneratorPluginType*) thisInstance )->refCount;
}
}
// -----------------------------------------------------------------------------
// QuickLookGeneratorPluginFactory
// -----------------------------------------------------------------------------
void *QuickLookGeneratorPluginFactory(CFAllocatorRef allocator,CFUUIDRef typeID)
{
QuickLookGeneratorPluginType *result;
CFUUIDRef uuid;
/* If correct type is being requested, allocate an
* instance of kQLGeneratorTypeID and return the IUnknown interface.
*/
if (CFEqual(typeID,kQLGeneratorTypeID)){
uuid = CFUUIDCreateFromString(kCFAllocatorDefault,CFSTR(PLUGIN_ID));
result = AllocQuickLookGeneratorPluginType(uuid);
CFRelease(uuid);
return result;
}
/* If the requested type is incorrect, return NULL. */
return NULL;
}