1/****************************************************************************** 2 * $Id: ExpandedPathToIconTransformer.m 13162 2012-01-14 17:12:04Z livings124 $ 3 * 4 * Copyright (c) 2007-2012 Transmission authors and contributors 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22 * DEALINGS IN THE SOFTWARE. 23 *****************************************************************************/ 24 25#import "ExpandedPathToIconTransformer.h" 26 27@implementation ExpandedPathToIconTransformer 28 29+ (Class) transformedValueClass 30{ 31 return [NSImage class]; 32} 33 34+ (BOOL) allowsReverseTransformation 35{ 36 return NO; 37} 38 39- (id) transformedValue: (id) value 40{ 41 if (!value) 42 return nil; 43 44 NSString * path = [value stringByExpandingTildeInPath]; 45 NSImage * icon; 46 //show a folder icon if the folder doesn't exist 47 if ([[path pathExtension] isEqualToString: @""] && ![[NSFileManager defaultManager] fileExistsAtPath: path]) 48 icon = [[NSWorkspace sharedWorkspace] iconForFileType: NSFileTypeForHFSTypeCode(kGenericFolderIcon)]; 49 else 50 icon = [[NSWorkspace sharedWorkspace] iconForFile: path]; 51 52 [icon setSize: NSMakeSize(16.0, 16.0)]; 53 54 return icon; 55} 56 57@end