102 lines
2.3 KiB
Objective-C
102 lines
2.3 KiB
Objective-C
//
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// SmartFolderNode.m
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// Cog
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//
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// Created by Vincent Spader on 9/25/06.
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// Copyright 2006 __MyCompanyName__. All rights reserved.
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//
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#import "SmartFolderNode.h"
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#import "DirectoryNode.h"
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#import "FileNode.h"
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#import "FileTreeDataSource.h"
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#import "Logging.h"
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@implementation SmartFolderNode
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- (BOOL)isLeaf
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{
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return NO;
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}
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- (void)updatePath
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{
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NSDictionary *doc = [NSDictionary dictionaryWithContentsOfFile:[url path]];
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NSString *rawQuery = [doc objectForKey:@"RawQuery"];
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NSArray *searchPaths = [[doc objectForKey:@"SearchCriteria"] objectForKey:@"CurrentFolderPath"];
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// Ugh, Carbon from now on...
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MDQueryRef query = MDQueryCreate(kCFAllocatorDefault, (CFStringRef)rawQuery, NULL, NULL);
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_query = query;
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MDQuerySetSearchScope(query, (CFArrayRef)searchPaths, 0);
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(queryFinished:) name:(NSString*)kMDQueryDidFinishNotification object:(__bridge id)query];
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(queryUpdate:) name:(NSString*)kMDQueryDidUpdateNotification object:(__bridge id)query];
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DLog(@"Making query!");
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MDQueryExecute(query, kMDQueryWantsUpdates);
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//Note: This is asynchronous!
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}
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- (void)setSubpaths:(id)s
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{
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subpaths = s;
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}
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- (unsigned int)countOfSubpaths
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{
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return [[self subpaths] count];
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}
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- (PathNode *)objectInSubpathsAtIndex:(unsigned int)index
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{
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return [[self subpaths] objectAtIndex:index];
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}
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- (void)queryFinished:(NSNotification *)notification
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{
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DLog(@"Query finished!");
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MDQueryRef query = (__bridge MDQueryRef)[notification object];
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NSMutableArray *results = [NSMutableArray array];
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MDQueryDisableUpdates(query);
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int c = MDQueryGetResultCount(query);
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int i;
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for (i = 0; i < c; i++)
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{
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MDItemRef item = (MDItemRef)MDQueryGetResultAtIndex(query, i);
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NSString *itemPath = (NSString *) CFBridgingRelease(MDItemCopyAttribute(item, kMDItemPath));
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[results addObject:itemPath];
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}
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MDQueryEnableUpdates(query);
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DLog(@"Query update!");
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[self processPaths:[results sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)]];
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[dataSource reloadPathNode:self];
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}
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- (void)queryUpdate:(NSNotification *)notification
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{
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DLog(@"Query update!");
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[self queryFinished: notification];
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}
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- (void)dealloc
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{
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CFRelease(_query);
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}
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@end
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