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Diffstat (limited to 'Source/GenerateThumbnailForURL.m')
| -rw-r--r-- | Source/GenerateThumbnailForURL.m | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/Source/GenerateThumbnailForURL.m b/Source/GenerateThumbnailForURL.m new file mode 100644 index 00000000..cee74c74 --- /dev/null +++ b/Source/GenerateThumbnailForURL.m @@ -0,0 +1,86 @@ +// GenerateThumbnailForURL.m +// sequel-pro +// +// Created by Hans-Jörg Bibiko on Aug 04, 2010 +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 2 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +// +// More info at <http://code.google.com/p/sequel-pro/> + +#include <CoreFoundation/CoreFoundation.h> +#include <CoreServices/CoreServices.h> +#include <QuickLook/QuickLook.h> +#import <Cocoa/Cocoa.h> + + +/* ----------------------------------------------------------------------------- +Generate a thumbnail for file + +This function's job is to create thumbnail for designated file as fast as possible +----------------------------------------------------------------------------- */ + + +void CancelThumbnailGeneration(void* thisInterface, QLThumbnailRequestRef thumbnail) +{ + // implement only if supported +} + +OSStatus GenerateThumbnailForURL(void *thisInterface, QLThumbnailRequestRef thumbnail, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options, CGSize maxSize) + +{ + return noErr; + + // The following code is meant as example maybe fr the future + // NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init]; + // + // NSData *thumbnailData = [NSData dataWithContentsOfFile:@"appicon.icns"]; + // if ( thumbnailData == nil || [thumbnailData length] == 0 ) { + // // Nothing Found. Don't care. + // [pool release]; + // return noErr; + // } + // + // NSSize canvasSize = NSMakeSize((NSInteger)(maxSize.height/1.3f), maxSize.height); + // + // // Thumbnail will be drawn with maximum resolution for desired thumbnail request + // // Here we create a graphics context to draw the Quick Look Thumbnail in. + // CGContextRef cgContext = QLThumbnailRequestCreateContext(thumbnail, *(CGSize *)&canvasSize, true, NULL); + // if(cgContext) { + // NSGraphicsContext* context = [NSGraphicsContext graphicsContextWithGraphicsPort:(void *)cgContext flipped:YES]; + // if(context) { + // //These two lines of code are just good safe programming... + // [NSGraphicsContext saveGraphicsState]; + // [NSGraphicsContext setCurrentContext:context]; + // + // // [context setCompositingOperation:NSCompositeSourceOver]; + // // CGContextSetAlpha(cgContext, 0.5); + // + // NSBitmapImageRep *thumbnailBitmap = [NSBitmapImageRep imageRepWithData:thumbnailData]; + // [thumbnailBitmap drawInRect:NSMakeRect(10,10,200,200)]; + // + // //This line sets the context back to what it was when we're done + // [NSGraphicsContext restoreGraphicsState]; + // } + // + // // When we are done with our drawing code QLThumbnailRequestFlushContext() is called to flush the context + // QLThumbnailRequestFlushContext(thumbnail, cgContext); + // + // CFRelease(cgContext); + // } + // + // [pool release]; + // return noErr; + +}
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