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CreeveyMainWindowController.m
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//Copyright 2005-2023 Dominic Yu. Some rights reserved.
//This work is licensed under the Creative Commons
//Attribution-NonCommercial-ShareAlike License. To view a copy of this
//license, visit http://creativecommons.org/licenses/by-nc-sa/2.0/ or send
//a letter to Creative Commons, 559 Nathan Abbott Way, Stanford,
//California 94305, USA.
#import "CreeveyMainWindowController.h"
#import "DYCarbonGoodies.h"
#import "NSMutableArray+DYMovable.h"
#import "DirBrowserDelegate.h"
#import "DYFileWatcher.h"
#import "CreeveyController.h"
#import "DYCreeveyBrowser.h"
#import "DYImageCache.h"
#import "DYWrappingMatrix.h"
#import <sys/stat.h>
#import "DYExiftags.h"
@implementation NSString (DateModifiedCompare)
/* Using file attributes to sort file paths and then rely on the sort order staying the same
* is somewhat dangerous because the file might have been modified (changing the modification date)
* or moved (making the path invalid). We try to mitigate this by watching for changes to the filesystem. */
- (NSComparisonResult)dateModifiedCompare:(NSString *)other
{
struct stat aBuf, bBuf;
if (stat(self.fileSystemRepresentation, &aBuf) == 0 &&
stat(other.fileSystemRepresentation, &bBuf) == 0) {
time_t aTime = aBuf.st_mtimespec.tv_sec;
time_t bTime = bBuf.st_mtimespec.tv_sec;
if (aTime != bTime)
return aTime < bTime ? NSOrderedAscending : NSOrderedDescending;
}
// use file name comparison as fallback; filenames are guaranteed to be unique, but mod times are not
return [self localizedStandardCompare:other];
}
//#define LOGSORT
static time_t ExifDateFromFile(NSString *s) {
s = ResolveAliasToPath(s);
NSString *x = s.pathExtension.lowercaseString;
const char *c = s.fileSystemRepresentation;
time_t t;
#ifdef LOGSORT
static NSMutableSet *seen;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
seen = [NSMutableSet set];
});
BOOL w = [seen containsObject:s];
[seen addObject:s];
#endif
if (IsRaw(x) &&
(t = ExifDateFromRawFile(c)) != -1) {
#ifdef LOGSORT
if (!w) NSLog(@"raw %@:%@", [NSDate dateWithTimeIntervalSince1970:t], s.lastPathComponent);
#endif
return t;
}
if ((IsJPEG(x) || [NSHFSTypeOfFile(s) isEqualToString:@"JPEG"]) &&
(t = ExifDatetimeForFile(c, JPEG)) != -1) {
#ifdef LOGSORT
if (!w) NSLog(@"jpg %@:%@", [NSDate dateWithTimeIntervalSince1970:t], s.lastPathComponent);
#endif
return t;
}
if (IsHeif(x) &&
(t = ExifDatetimeForFile(c, HEIF)) != -1) {
#ifdef LOGSORT
if (!w) NSLog(@"heic %@:%@", [NSDate dateWithTimeIntervalSince1970:t], s.lastPathComponent);
#endif
return t;
}
struct stat buf;
t = stat(c, &buf) ? -1 : buf.st_birthtimespec.tv_sec;
#ifdef LOGSORT
if (!w) NSLog(@"stat %@:%@", [NSDate dateWithTimeIntervalSince1970:t], s.lastPathComponent);
#endif
return t;
}
- (NSComparisonResult)exifDateCompare:(NSString *)other {
time_t aTime, bTime;
if ((aTime = ExifDateFromFile(self)) != -1 &&
(bTime = ExifDateFromFile(other)) != -1 &&
aTime != bTime) {
return aTime < bTime ? NSOrderedAscending : NSOrderedDescending;
}
return [self localizedStandardCompare:other];
}
@end
@interface CreeveyMainWindowController () <DYFileWatcherDelegate>
@property (nonatomic, readonly) NSSplitView *splitView;
@property BOOL wantsSubfolders;
@property (nonatomic, strong) NSString *recurseRoot;
@end
@implementation CreeveyMainWindowController
{
NSMutableArray *filenames, *displayedFilenames;
NSLock *loadImageLock; NSTimeInterval lastThreadTime;
CreeveyController * __weak appDelegate;
DirBrowserDelegate * __weak dirBrowserDelegate;
_Atomic char stopCaching;
NSConditionLock *imageCacheQueueLock;
NSMutableArray *imageCacheQueue, *secondaryImageCacheQueue;
_Atomic BOOL imageCacheQueueRunning;
_Atomic NSInteger _maxCellWidth;
BOOL exifWindowNeedsUpdate;
BOOL currentFilesDeletable;
BOOL filenamesDone, loadingDone, // loadingDone only meaningful if filenamesDone is true, always check both!
startSlideshowWhenReady;
NSMutableSet *filesBeingOpened; // to be selected
short int sortOrder;
time_t matrixModTime;
short int currCat;
_Atomic BOOL _background;
BOOL _wantsSubfolders;
NSImage *_brokenDoc, *_loadingImage;
NSMutableSet *_accessedFiles;
NSLock *_accessedLock, *_internalLock;
_Atomic(NSTimeInterval) _statusTime;
DYFileWatcher *_fileWatcher;
}
@synthesize dirBrowser, slidesBtn, imgMatrix, statusFld, bottomStatusFld;
- (instancetype)initWithWindowNibName:(NSString *)windowNibName {
if (self = [super initWithWindowNibName:windowNibName]) {
filenames = [[NSMutableArray alloc] init];
displayedFilenames = [[NSMutableArray alloc] init];
loadImageLock = [[NSLock alloc] init];
filesBeingOpened = [[NSMutableSet alloc] init];
sortOrder = 1; // by name
imageCacheQueueLock = [[NSConditionLock alloc] initWithCondition:0];
imageCacheQueue = [[NSMutableArray alloc] init];
secondaryImageCacheQueue = [[NSMutableArray alloc] init];
imageCacheQueueRunning = YES;
appDelegate = (CreeveyController *)NSApp.delegate;
_accessedFiles = [[NSMutableSet alloc] init];
_accessedLock = [[NSLock alloc] init];
_internalLock = [[NSLock alloc] init];
_fileWatcher = [[DYFileWatcher alloc] initWithDelegate:self];
}
return self;
}
- (void)windowDidLoad {
[self.window setFrameUsingName:@"MainWindowLoc"];
// otherwise it uses the frame in the nib
NSUserDefaults *u = NSUserDefaults.standardUserDefaults;
NSSplitView *splitView = self.splitView;
float height = [u floatForKey:@"MainWindowSplitViewTopHeight"];
if (height > 0.0) [splitView setPosition:height ofDividerAtIndex:0];
else dispatch_async(dispatch_get_main_queue(), ^{
// apparently the splitview can't be collapsed until after windowDidLoad returns
[splitView setPosition:0 ofDividerAtIndex:0];
});
splitView.delegate = self; // must set delegate after restoring position so the didResize notification doesn't save the height from the nib
[imgMatrix setFrameSize:imgMatrix.superview.frame.size];
imgMatrix.maxCellWidth = _maxCellWidth = [u integerForKey:@"DYWrappingMatrixMaxCellWidth"];
imgMatrix.cellWidth = [u floatForKey:@"thumbCellWidth"];
self.window.restorationClass = [CreeveyController class];
dirBrowserDelegate = dirBrowser.delegate;
dirBrowserDelegate.revealedDirectories = appDelegate.revealedDirectories;
_brokenDoc = [NSImage imageNamed:@"brokendoc.tif"];
_loadingImage = [NSImage imageNamed:@"loading.png"];
imgMatrix.loadingImage = _loadingImage;
[NSThread detachNewThreadSelector:@selector(thumbLoader:) toTarget:self withObject:nil];
[NSUserDefaultsController.sharedUserDefaultsController addObserver:self forKeyPath:@"values.DYWrappingMatrixMaxCellWidth" options:0 context:NULL];
}
- (void)dealloc {
[NSUserDefaultsController.sharedUserDefaultsController removeObserver:self forKeyPath:@"values.DYWrappingMatrixMaxCellWidth"];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)c context:(void *)context
{
if ([keyPath isEqualToString:@"values.DYWrappingMatrixMaxCellWidth"]) {
_maxCellWidth = [NSUserDefaults.standardUserDefaults integerForKey:@"DYWrappingMatrixMaxCellWidth"];
}
}
- (void)window:(NSWindow *)window willEncodeRestorableState:(NSCoder *)state
{
BOOL collapsed = statusFld.superview.hidden;
NSDictionary *data = @{@"path":self.path, @"split1":@(collapsed ? 0.0 : statusFld.superview.frame.size.height)};
[state encodeObject:data forKey:@"creeveyWindowState"];
}
- (void)window:(NSWindow *)window didDecodeRestorableState:(NSCoder *)state
{
// as of macOS 12, apps must support secure restorable state (apparently malicious attacks could happen if there was bad data masquerading as your saved state)
// the fix is apparently to give a list of secure classes when you ask to decode the data. See the AppKit release notes for macOS 12.
NSDictionary *data = [state decodeObjectOfClasses:[NSSet setWithArray:@[[NSDictionary class],[NSString class],[NSNumber class]]] forKey:@"creeveyWindowState"];
if (![data isKindOfClass:[NSDictionary class]]) data = @{};
NSString *path = data[@"path"];
if (![path isKindOfClass:[NSString class]]) path = nil;
if (path == nil || ![self setPath:path])
if (![self setPath:[NSUserDefaults.standardUserDefaults stringForKey:@"picturesFolderPath"]])
[self setPath:NSHomeDirectory()];
NSNumber *heightObj = data[@"split1"];
if ([heightObj isKindOfClass:[NSNumber class]]) {
float height = heightObj.floatValue;
[self.splitView setPosition:height ofDividerAtIndex:0];
}
}
- (NSSplitView *)splitView
{
return self.window.contentView.subviews[0];
}
- (void)windowWillClose:(NSNotification *)notification {
[self removeAllPathsFromAccessedFilesArray];
imageCacheQueueRunning = NO;
[imageCacheQueueLock lock];
[imageCacheQueueLock unlockWithCondition:1];
}
#pragma mark sorting stuff
- (DYWrappingMatrix *)imageMatrix { return imgMatrix; }
- (short int)sortOrder { return sortOrder; }
- (void)setSortOrder:(short int)n {
sortOrder = n;
}
- (void)changeSortOrder:(short int)n {
sortOrder = n;
[NSThread detachNewThreadSelector:@selector(loadImages:)
toTarget:self
withObject:nil];
}
- (NSString *)path { return [dirBrowserDelegate path]; }
// returns NO if doesn't exist, useful for applicationDidFinishLaunching
- (BOOL)setPath:(NSString *)s {
NSFileManager *fm = NSFileManager.defaultManager;
BOOL isDir;
if (![fm fileExistsAtPath:s isDirectory:&isDir])
return NO;
if (!isDir)
s = s.stringByDeletingLastPathComponent;
[dirBrowserDelegate setPath:s];
[dirBrowser sendAction];
[self.window invalidateRestorableState];
return YES;
}
- (void)setDefaultPath {
NSUserDefaults *u = NSUserDefaults.standardUserDefaults;
NSString *s = [u integerForKey:@"startupOption"] == 0
? [u stringForKey:@"lastFolderPath"]
: [u stringForKey:@"picturesFolderPath"];
if (![self setPath:s])
if (![self setPath:CREEVEY_DEFAULT_PATH])
[self setPath:NSHomeDirectory()];
[self.window makeFirstResponder:dirBrowser]; //another stupid workaround, for hiliting
}
- (BOOL)pathIsCurrentDirectory:(NSString *)filename {
NSString *browserPath = [dirBrowserDelegate path];
if (self.wantsSubfolders) return [filename hasPrefix:[browserPath stringByAppendingString:@"/"]];
return [filename.stringByDeletingLastPathComponent isEqualToString:browserPath];
}
- (BOOL)pathIsVisibleThreaded:(NSString *)filename {
NSString *browserPath = dirBrowserDelegate.currPath;
if (self.wantsSubfolders) return [filename hasPrefix:[browserPath stringByAppendingString:@"/"]];
return [filename.stringByDeletingLastPathComponent isEqualToString:browserPath];
}
- (void)updateDefaults {
NSUserDefaults *u = NSUserDefaults.standardUserDefaults;
if ([u integerForKey:@"startupOption"] == 0)
[u setObject:[dirBrowserDelegate path] forKey:@"lastFolderPath"];
[u setFloat:imgMatrix.cellWidth forKey:@"thumbCellWidth"];
float height = statusFld.superview.hidden ? 0 : statusFld.superview.frame.size.height;
[u setFloat:height forKey:@"MainWindowSplitViewTopHeight"];
[self.window saveFrameUsingName:@"MainWindowLoc"];
}
- (BOOL)currentFilesDeletable { return currentFilesDeletable; }
- (BOOL)filenamesDone { return filenamesDone; }
- (NSArray *)displayedFilenames { return displayedFilenames; }
- (NSUInteger)indexOfFilename:(NSString *)s {
return [displayedFilenames indexOfObject:s inSortedRange:NSMakeRange(0, displayedFilenames.count) options:0 usingComparator:self.comparator];
}
NSComparator ComparatorForSortOrder(short sortOrder) {
switch (sortOrder) {
case 1:
default:
return ^NSComparisonResult(id a, id b) {
return [a localizedStandardCompare:b];
};
case 2:
return ^NSComparisonResult(id a, id b) {
return [a dateModifiedCompare:b];
};
case -1:
return ^NSComparisonResult(id a, id b) {
return [b localizedStandardCompare:a];
};
case -2:
return ^NSComparisonResult(id a, id b) {
return [b dateModifiedCompare:a];
};
case 3:
return ^NSComparisonResult(id a, id b) {
return [a exifDateCompare:b];
};
case -3:
return ^NSComparisonResult(id a, id b) {
return [b exifDateCompare:a];
};
}
}
- (NSComparator)comparator {
return ComparatorForSortOrder(sortOrder);
}
- (NSArray *)currentSelection {
return imgMatrix.selectedFilenames;
}
- (NSIndexSet *)selectedIndexes {
return imgMatrix.selectedIndexes;
}
- (void)selectIndex:(NSUInteger)i {
[imgMatrix selectIndex:i];
}
- (void)openFiles:(NSArray *)a withSlideshow:(BOOL)doSlides{
startSlideshowWhenReady = doSlides;
[filesBeingOpened addObjectsFromArray:a];
BOOL isDir;
NSString *aPath = a[0];
if ([NSFileManager.defaultManager fileExistsAtPath:aPath isDirectory:&isDir] && !isDir)
aPath = aPath.stringByDeletingLastPathComponent;
if ([aPath isEqualToString:self.path]) {
// special case where the path is the same. Don't reload, just change the selection
[imgMatrix selectFilenames:a comparator:self.comparator];
if (doSlides)
dispatch_async(dispatch_get_main_queue(), ^{
// need to dispatch this otherwise the slideshow comes up behind this window
[appDelegate slideshowFromAppOpen:imgMatrix.selectedFilenames];
});
} else {
[self setPath:aPath];
}
}
#pragma mark FSEvents stuff
- (BOOL)wantsSubfolders {
[_internalLock lock];
BOOL result = _wantsSubfolders;
[_internalLock unlock];
return result;
}
- (void)setWantsSubfolders:(BOOL)b {
[_internalLock lock];
_wantsSubfolders = b;
_fileWatcher.wantsSubfolders = b;
[_internalLock unlock];
}
- (void)watcherFiles:(NSArray *)files deleted:(NSArray *)deleted {
if (!filenamesDone) return;
BOOL sortByModTime = abs(self.sortOrder) == 2;
for (NSString *s in files) {
NSUInteger count = filenames.count;
struct stat buf;
if (sortByModTime && !stat(s.fileSystemRepresentation, &buf) && buf.st_mtimespec.tv_sec > matrixModTime) {
// when sorting by mod time, file list needs to be adjusted if the file's mod time has changed!
NSUInteger oldIdx, idx = [filenames updateIndexOfObject:s usingComparator:self.comparator oldIndex:&oldIdx];
if (idx != NSNotFound) {
if (displayedFilenames.count != filenames.count)
idx = [displayedFilenames updateIndexOfObject:s usingComparator:self.comparator oldIndex:&oldIdx];
if (idx != NSNotFound)
[imgMatrix moveImageAtIndex:oldIdx toIndex:idx];
[self fileWasChanged:s];
continue;
}
}
NSUInteger idx = [filenames indexOfObject:s inSortedRange:NSMakeRange(0, count) options:NSBinarySearchingInsertionIndex usingComparator:self.comparator];
if (idx < count && [filenames[idx] isEqualToString:s]) {
[self fileWasChanged:s];
} else {
[self addFile:s atIndex:idx];
}
}
for (NSString *s in deleted) {
NSUInteger idx = (sortOrder == 1 || sortOrder == -1) ? [filenames indexOfObject:s inSortedRange:NSMakeRange(0, filenames.count) options:0 usingComparator:self.comparator] : [filenames indexOfObject:s];
if (idx != NSNotFound)
[self fileWasDeleted:s atIndex:idx];
}
if (sortByModTime) time(&matrixModTime);
}
- (void)watcherRootChanged:(NSURL *)fileRef {
if (!filenamesDone) return;
[self removeAllPathsFromAccessedFilesArray];
[self clearImageCacheQueue];
NSString *s = _fileWatcher.path, *newPath = fileRef.path;
if (newPath == nil) return;
[self.window setTitleWithRepresentedFilename:newPath];
[filenames changeBase:s toPath:newPath];
[displayedFilenames changeBase:s toPath:newPath];
[imgMatrix changeBase:s toPath:newPath];
}
- (void)addFile:(NSString *)s atIndex:(NSUInteger)idx {
if (displayedFilenames.count == filenames.count) {
[displayedFilenames insertObject:s atIndex:idx];
[imgMatrix addImage:nil withFilename:s atIndex:idx];
}
[filenames insertObject:s atIndex:idx];
[self updateStatusFld];
}
- (void)fileWasChanged:(NSString *)s {
if (![self pathIsCurrentDirectory:s]) return;
// update thumb
DYImageCache *thumbsCache = appDelegate.thumbsCache;
NSString *theFile = ResolveAliasToPath(s);
[_accessedLock lock];
if ([_accessedFiles containsObject:s]) {
[_accessedFiles removeObject:s];
[thumbsCache endAccess:theFile];
}
[_accessedLock unlock];
BOOL addedToCache = NO;
NSImage *thumb = [thumbsCache imageForKeyInvalidatingCacheIfNecessary:theFile];
if (thumb) {
[thumbsCache beginAccess:theFile];
addedToCache = YES;
} else { // ** dup
if ([thumbsCache attemptLockOnFile:theFile]) {
DYImageInfo *result = [[DYImageInfo alloc] initWithPath:theFile];
[thumbsCache createScaledImage:result];
if (result.image) {
[thumbsCache addImage:result forFile:theFile];
addedToCache = YES;
}
else [thumbsCache dontAddFile:theFile];
thumb = result.image;
} else {
thumb = [thumbsCache imageForKey:theFile];
if (thumb) {
[thumbsCache beginAccess:theFile];
addedToCache = YES;
}
}
}
if (!thumb) thumb = _brokenDoc;
// since we already checked if the file is in the current directory, we can assume the matrix's files have the same sort order
NSUInteger mtrxIdx = [imgMatrix.filenames indexOfObject:s inSortedRange:NSMakeRange(0, imgMatrix.filenames.count) options:0 usingComparator:self.comparator];
if (mtrxIdx != NSNotFound) {
[imgMatrix updateImage:thumb atIndex:mtrxIdx];
if (addedToCache) {
[_accessedLock lock];
[_accessedFiles addObject:s];
[_accessedLock unlock];
}
} else if (addedToCache) {
[thumbsCache endAccess:theFile];
}
}
- (void)fileWasDeleted:(NSString *)s {
[self fileWasDeleted:s atIndex:NSNotFound];
}
- (void)fileWasDeleted:(NSString *)s atIndex:(NSUInteger)i {
if (![self pathIsCurrentDirectory:s]) return;
BOOL linearSearch = abs(self.sortOrder) != 1;
NSUInteger mtrxIdx;
if (i == NSNotFound) {
i = linearSearch ? [filenames indexOfObject:s] : [filenames indexOfObject:s inSortedRange:NSMakeRange(0, filenames.count) options:0 usingComparator:self.comparator];
}
if (i != NSNotFound) {
stopCaching = 1;
[loadImageLock lock];
if ((mtrxIdx = linearSearch ? [imgMatrix.filenames indexOfObject:s] : [imgMatrix.filenames indexOfObject:s inSortedRange:NSMakeRange(0, imgMatrix.filenames.count) options:0 usingComparator:self.comparator]) != NSNotFound) {
[imgMatrix removeImageAtIndex:mtrxIdx];
[displayedFilenames removeObjectAtIndex:mtrxIdx];
}
[filenames removeObjectAtIndex:i];
[loadImageLock unlock];
[_accessedLock lock];
if ([_accessedFiles containsObject:s]) {
[_accessedFiles removeObject:s];
[appDelegate.thumbsCache endAccess:s];
}
[_accessedLock unlock];
if (!filenamesDone || !loadingDone) //[imgMatrix numCells] < [filenames count])
[NSThread detachNewThreadSelector:@selector(loadImages:)
toTarget:self
withObject:filenamesDone ? [dirBrowserDelegate path] : nil];
// must check filenamesDone in case interrupted
[self updateStatusFld];
if (imgMatrix.numCells == 0)
slidesBtn.enabled = NO; // **
}
}
- (void)filesWereUndeleted:(NSArray *)a {
NSString *currentPath = self.path;
BOOL subfolders = self.wantsSubfolders;
for (NSString *s in a) {
if (subfolders ? [s hasPrefix:currentPath] : [s.stringByDeletingLastPathComponent isEqualToString:currentPath])
dispatch_async(dispatch_get_main_queue(), ^{
if (!filenamesDone) return;
NSUInteger count = filenames.count;
NSUInteger idx = [filenames indexOfObject:s inSortedRange:NSMakeRange(0, count) options:NSBinarySearchingInsertionIndex usingComparator:self.comparator];
if (idx == count || ![filenames[idx] isEqualToString:s])
[self addFile:s atIndex:idx];
});
}
}
- (void)updateStatusFld {
id s = NSLocalizedString(@"%u images", @"");
NSString *status = currCat
? [NSString stringWithFormat:@"%@: %@",
[NSString stringWithFormat:NSLocalizedString(@"Group %i", @""), currCat],
[NSString stringWithFormat:s, displayedFilenames.count]]
: [NSString stringWithFormat:s, filenames.count];
[self updateStatusString:status];
}
- (void)updateStatusString:(NSString *)s {
_statusTime = NSDate.timeIntervalSinceReferenceDate;
statusFld.stringValue = s;
}
- (void)updateStatusOnMainThread:(NSString * (^)(void))f {
NSTimeInterval timeStamp = _statusTime = NSDate.timeIntervalSinceReferenceDate;
dispatch_async(dispatch_get_main_queue(), ^{
if (_statusTime > timeStamp) return;
NSString *s = f();
if (s) statusFld.stringValue = s;
});
}
- (void)clearImageCacheQueue {
[imageCacheQueueLock lock];
[imageCacheQueue removeAllObjects];
[secondaryImageCacheQueue removeAllObjects];
[imageCacheQueueLock unlockWithCondition:0];
}
- (void)removeAllPathsFromAccessedFilesArray {
DYImageCache *thumbsCache = appDelegate.thumbsCache;
[_accessedLock lock];
for (NSString *s in _accessedFiles) {
[thumbsCache endAccess:ResolveAliasToPath(s)];
}
[_accessedFiles removeAllObjects];
[_accessedLock unlock];
}
#pragma mark load thread
- (void)loadImages:(NSString *)thePath { // called in a separate thread
//NSLog(@"loadImages thread started for %@", thePath);
// assume (incorrectly?) that threads will be executed in the order detached
// better to set in loadDir and pass it in?
NSTimeInterval myThreadTime;
@autoreleasepool {
myThreadTime = lastThreadTime = NSDate.timeIntervalSinceReferenceDate;
// setting stopCaching stops only one thread (see below)
// if there's a backlog of several threads, need to check thread time instead
[loadImageLock lock];
if (myThreadTime < lastThreadTime) {
//NSLog(@"stale thread aborted, %@", thePath);
[filesBeingOpened removeAllObjects];
[loadImageLock unlock];
return;
}
stopCaching = 0;
NSThread.currentThread.name = [NSString stringWithFormat:@"loadImages:%@", thePath.lastPathComponent];
NSUInteger i = 0;
NSString *loadingMsg = NSLocalizedString(@"Getting filenames...", @"");
//NSTimeInterval imgloadstarttime = NSDate.timeIntervalSinceReferenceDate;
dispatch_async(dispatch_get_main_queue(), ^{
[imgMatrix removeAllImages];
});
NSMutableSet *filesForSlideshow = startSlideshowWhenReady ? [NSMutableSet setWithCapacity:filesBeingOpened.count] : nil;
if (thePath) {
dispatch_async(dispatch_get_main_queue(), ^{
[_fileWatcher stop];
});
[filenames removeAllObjects];
[self clearImageCacheQueue];
BOOL recurseSubfolders = self.wantsSubfolders;
NSDirectoryEnumerator *e = CreeveyEnumerator(thePath, recurseSubfolders);
for (NSURL *url in e) {
@autoreleasepool {
if ([appDelegate handledDirectory:url subfolders:recurseSubfolders e:e])
continue;
if ([appDelegate shouldShowFile:url]) {
NSString *aPath = url.path;
[filenames addObject:aPath];
if (startSlideshowWhenReady && [filesBeingOpened containsObject:aPath])
[filesForSlideshow addObject:aPath];
if (++i % 100 == 0)
[self updateStatusOnMainThread:^NSString *{
return [NSString stringWithFormat:@"%@ (%lu)", loadingMsg, i];
}];
}
if (stopCaching) {
[filenames removeAllObjects]; // so it fails count > 0 test below
break;
}
}
}
}
if (filenames.count) {
[self updateStatusOnMainThread:^NSString *{
return [NSString stringWithFormat:NSLocalizedString(@"Sorting %lu filenames…", @""), filenames.count];
}];
[filenames sortUsingComparator:self.comparator];
}
if (currCat) { // currCat > 0 whenever cat changes (see keydown)
// this means deleting when a cat is displayed will cause unsightly flashing
// but we can live with that for now. maybe temp set currcat to 0?
[self clearImageCacheQueue];
[displayedFilenames removeAllObjects];
if (currCat == 1) {
currCat = 0;
[displayedFilenames addObjectsFromArray:filenames];
} else {
for (NSString *path in filenames) {
if ([appDelegate.cats[currCat-2] containsObject:path])
[displayedFilenames addObject:path];
}
}
} else {
[displayedFilenames setArray:filenames];
}
time(&matrixModTime);
if (startSlideshowWhenReady) {
startSlideshowWhenReady = NO;
// set this back to NO so we don't get infinite slideshow looping if a category is selected (initiated by windowDidBecomeMain:)
if (filesForSlideshow.count) {
NSArray *files = [filesForSlideshow.allObjects sortedArrayUsingComparator:self.comparator];
[appDelegate performSelectorOnMainThread:@selector(slideshowFromAppOpen:) withObject:files waitUntilDone:NO]; // this must be called after displayedFilenames is sorted in case it calls back for indexOfFilename:
}
}
filenamesDone = YES;
//NSLog(@"got %d files.", [filenames count]);
}
#pragma mark populate matrix
@autoreleasepool {
DYImageCache *thumbsCache = appDelegate.thumbsCache;
[self removeAllPathsFromAccessedFilesArray];
NSUInteger i = 0;
NSMutableIndexSet *selectedIndexes = [NSMutableIndexSet indexSet];
if (displayedFilenames.count > 0) {
loadingDone = NO;
dispatch_async(dispatch_get_main_queue(), ^{
slidesBtn.enabled = YES;
});
currentFilesDeletable = [NSFileManager.defaultManager isDeletableFileAtPath:displayedFilenames[0]];
NSUInteger numFiles = displayedFilenames.count;
NSUInteger maxThumbs = [NSUserDefaults.standardUserDefaults
integerForKey:@"maxThumbsToLoad"];
for (; i<numFiles; ++i) {
if (stopCaching) {
//NSLog(@"aborted1 %@", origPath);
break;
}
NSString *origPath = displayedFilenames[i];
NSString *resolvedPath = ResolveAliasToPath(origPath);
NSImage *cachedImage = [thumbsCache imageForKeyInvalidatingCacheIfNecessary:resolvedPath]; // remember the thumbsCache's key is the resolved path!
// what happens if another window happens to invalidate a thumb that we started "access" to?
// Actually it won't matter if we make too many calls to endAccess:, worst case is we'll have to recache it at some point.
dispatch_async(dispatch_get_main_queue(), ^{
[imgMatrix addImage:cachedImage withFilename:origPath];
});
if (cachedImage != nil) {
[thumbsCache beginAccess:resolvedPath];
[_accessedLock lock];
[_accessedFiles addObject:origPath];
[_accessedLock unlock];
}
if ([filesBeingOpened containsObject:origPath])
[selectedIndexes addIndex:i];
// now, to simulate the original behavior, add a certain number of
// images to the queue automatically
if (cachedImage == nil && i < maxThumbs) {
[imageCacheQueueLock lock];
[secondaryImageCacheQueue addObject:@[origPath, @(i)]];
[imageCacheQueueLock unlockWithCondition:1];
}
}
}
loadingDone = (i==displayedFilenames.count);
/*if (i) {
NSTimeInterval delta = NSDate.timeIntervalSinceReferenceDate - imgloadstarttime;
NSLog(@"%d files/%f secs = %f/s; %f s/file", i, delta,
i / delta, delta/i);
}*/
if (myThreadTime == lastThreadTime) {
[self performSelectorOnMainThread:@selector(updateStatusFld) withObject:nil waitUntilDone:NO];
if (thePath)
dispatch_async(dispatch_get_main_queue(), ^{
[_fileWatcher watchDirectory:thePath];
});
}
if (loadingDone && filesBeingOpened.count) {
[filesBeingOpened removeAllObjects];
if (myThreadTime == lastThreadTime && selectedIndexes.count)
dispatch_async(dispatch_get_main_queue(), ^{
if ([thePath isEqualToString:dirBrowserDelegate.currPath])
[imgMatrix scrollToFirstSelected:selectedIndexes];
});
}
[loadImageLock unlock];
}
}
- (IBAction)displayDir:(id)sender {
stopCaching = 1;
currentFilesDeletable = NO;
filenamesDone = NO;
currCat = 0;
slidesBtn.enabled = NO;
NSString *currentPath = [dirBrowserDelegate path];
_subfoldersButton.enabled = ![currentPath isEqualToString:@"/"]; // let's not ever load up the entire file system
if (self.wantsSubfolders && sender) { // sender is dirBrowserDelegate when non-nil
if (![currentPath hasPrefix:_recurseRoot]) {
self.wantsSubfolders = NO;
_subfoldersButton.state = NSControlStateValueOff;
}
}
[self updateStatusString:NSLocalizedString(@"Getting filenames...", @"")];
[self.window setTitleWithRepresentedFilename:currentPath];
[NSThread detachNewThreadSelector:@selector(loadImages:)
toTarget:self withObject:currentPath];
}
- (IBAction)setRecurseSubfolders:(id)sender {
NSButton *button = sender;
self.wantsSubfolders = (button.state == NSOnState);
// remember where we started recursing subfolders
if (self.wantsSubfolders) {
NSString *path = [dirBrowserDelegate path];
// but don't reset if we're still in a subfolder from the last time this was set
if (_recurseRoot == nil || ![path hasPrefix:_recurseRoot])
// add a slash so we continue recursing for any sibling folders, but not the parent folder
self.recurseRoot = [[dirBrowserDelegate path].stringByDeletingLastPathComponent stringByAppendingString:@"/"];
} else {
// if user aborted, assume that's not a good place to recurse
if (!filenamesDone)
self.recurseRoot = nil;
}
[self displayDir:nil];
}
#pragma mark menu stuff
- (void)selectAll:(id)sender{
[self.window makeFirstResponder:imgMatrix];
[imgMatrix selectAll:sender];
}
- (void)selectNone:(id)sender{
[imgMatrix selectNone:sender];
}
#pragma mark event stuff
- (void)fakeKeyDown:(NSEvent *)e {
[self.window makeFirstResponder:imgMatrix];
[imgMatrix keyDown:e];
[self.window makeFirstResponder:dirBrowser];
}
- (void)keyDown:(NSEvent *)e {
if (e.characters.length == 0) return;
unichar c = [e.characters characterAtIndex:0];
if (filenamesDone && c >= NSF1FunctionKey && c <= NSF12FunctionKey) {
c = c - NSF1FunctionKey + 1;
if ((e.modifierFlags & NSEventModifierFlagCommand) != 0) {
NSUInteger i;
short j;
NSArray *a = imgMatrix.selectedFilenames;
if (!a.count) {
NSBeep();
return;
}
NSMutableSet * __strong *cats = appDelegate.cats;
for (i=a.count-1; i != -1; i--) { // TODO: this code is suspect
id fname = a[i];
if (c == 1) {
for (j=0; j<NUM_FNKEY_CATS; ++j)
[cats[j] removeObject:fname];
} else {
if ([cats[c-2] containsObject:fname])
[cats[c-2] removeObject:fname];
else
[cats[c-2] addObject:fname];
}
}
[appDelegate updateCats];
if (!currCat || (c && c != currCat)) {
[self updateStatusString:[NSString stringWithFormat:
NSLocalizedString(@"%u image(s) updated for Group %i", @""),
(unsigned int)a.count, c]];
[self performSelector:@selector(updateStatusFld)
withObject:nil
afterDelay:2];
return;
} // but reload, below, if displaying a cat
} else {
if (c==1) c = 0;
if (currCat == c) return;
currCat = c ? c : 1; // strictly speaking, should go after the lock
// but we're reloading anyway, it's OK
}
stopCaching = 1; // don't need to lock, not changing anything
currentFilesDeletable = NO; // dup code from displayDir?
filenamesDone = NO;
slidesBtn.enabled = NO;
[NSThread detachNewThreadSelector:@selector(loadImages:)
toTarget:self
withObject:nil];
return;
}
[super keyDown:e];
}
#pragma mark window delegate methods
- (void)windowDidResignMain:(NSNotification *)aNotification {
_background = YES;
}
- (void)windowDidBecomeMain:(NSNotification *)aNotification {
[self updateExifInfo];
_background = NO;
if (filenamesDone && currCat) { // reload in case category membership of certain files changed;
// ** we should probably notify when cats change instead
// ** and also handle the case where you change something's category so it no longer belongs in the current view
stopCaching = 1;
[loadImageLock lock];
// make reloading less bad by saving selection
[filesBeingOpened addObjectsFromArray:imgMatrix.selectedFilenames];
[loadImageLock unlock];
[NSThread detachNewThreadSelector:@selector(loadImages:)
toTarget:self
withObject:nil];
}
}
// the existence of this method enables the '+' button in the tab bar
- (void)newWindowForTab:(id)sender {
[appDelegate newTab:self];
}
- (void)updateExifInfo:(id)sender {
NSTextView *exifTextView = appDelegate.exifTextView;
if (!exifTextView.window.visible) return;
NSView *mainView = exifTextView.window.contentView;
NSImageView *thumbView = [mainView viewWithTag:2];
NSMutableAttributedString *attStr;
NSMutableIndexSet *selectedIndexes = imgMatrix.selectedIndexes;
if (selectedIndexes.count == 1) {
DYImageCache *cache = appDelegate.thumbsCache;
NSString *path = imgMatrix.firstSelectedFilename;
NSButton *moreBtn = [mainView viewWithTag:1];
attStr = Fileinfo2EXIFString(path, cache, moreBtn.state);
NSString *resolvedPath = ResolveAliasToPath(path);
exifWindowNeedsUpdate = [cache infoForKey:resolvedPath] == nil;
if (!exifWindowNeedsUpdate)
thumbView.image = [DYExiftags exifThumbForPath:resolvedPath];
} else {
id s = selectedIndexes.count
? [NSString stringWithFormat:NSLocalizedString(@"%d images selected.", @""),
(unsigned int)selectedIndexes.count]
: NSLocalizedString(@"No images selected.", @"");
attStr = [[NSMutableAttributedString alloc] initWithString:s attributes:@{NSFontAttributeName:[NSFont userFontOfSize:12]}];
thumbView.image = nil;
exifWindowNeedsUpdate = NO;
}
[attStr addAttribute:NSForegroundColorAttributeName value:NSColor.labelColor range:NSMakeRange(0,attStr.length)];
[exifTextView.textStorage setAttributedString:attStr];
}
- (void)updateExifInfo {
[self updateExifInfo:nil];
}
#pragma mark splitview delegate
- (void)splitViewDidResizeSubviews:(NSNotification *)notification
{
float height = statusFld.superview.hidden ? 0 : statusFld.superview.frame.size.height;
[NSUserDefaults.standardUserDefaults setFloat:height forKey:@"MainWindowSplitViewTopHeight"];
}
-(BOOL)splitView:(NSSplitView *)splitView canCollapseSubview:(NSView *)subview {
return subview == dirBrowser.superview;
}
#pragma mark wrapping matrix methods
- (void)wrappingMatrixSelectionDidChange:(NSIndexSet *)selectedIndexes {
NSString *s;
NSUInteger count = selectedIndexes.count;
if (count == 0) {
s = @"";
} else {
DYImageInfo *info;
DYImageCache *thumbsCache = appDelegate.thumbsCache;
if (count == 1) {
NSString *path = imgMatrix.firstSelectedFilename;
NSString *theFile = ResolveAliasToPath(path);
info = [thumbsCache infoForKey:theFile];
NSSize pixelSize;
off_t fileSize;
if (info) {
pixelSize = info->pixelSize;
fileSize = info->fileSize;
} else {
struct stat buf;
if (!stat(theFile.fileSystemRepresentation, &buf))
fileSize = buf.st_size;
else
fileSize = 0;
if (IsNotCGImage(theFile.pathExtension.lowercaseString)) {
NSImage *img = [[NSImage alloc] initByReferencingFile:theFile];
pixelSize = img ? img.size : NSZeroSize;
} else {
CGImageSourceRef imgSrc = CGImageSourceCreateWithURL((__bridge CFURLRef)[NSURL fileURLWithPath:theFile isDirectory:NO], NULL);
if (imgSrc) {
NSDictionary *opts = @{(__bridge NSString *)kCGImageSourceShouldCache: @NO};
CGImageRef ref = CGImageSourceCreateImageAtIndex(imgSrc, 0, (__bridge CFDictionaryRef)opts);
if (ref) {
pixelSize.width = CGImageGetWidth(ref);
pixelSize.height = CGImageGetHeight(ref);
CFRelease(ref);
}
CFRelease(imgSrc);
} else
pixelSize = NSZeroSize;
}
}
NSUInteger idx = [dirBrowserDelegate path].length+1;
NSString *fileName = idx > path.length ? path : [path substringFromIndex:idx];
s = [fileName stringByAppendingFormat:@" %dx%d (%@)",
(int)pixelSize.width, (int)pixelSize.height, FileSize2String(fileSize)];
} else {
unsigned long long totalSize = 0;
for (NSString *path in imgMatrix.selectedFilenames) {
NSString *theFile = ResolveAliasToPath(path);
info = [thumbsCache infoForKey:theFile];
if (info)
totalSize += info->fileSize;
else {
struct stat buf;
if (!stat(theFile.fileSystemRepresentation, &buf))
totalSize += buf.st_size;
}
}
s = [NSString stringWithFormat:@"%@ (%@)",
[NSString stringWithFormat:NSLocalizedString(@"%d images selected.", @""), (unsigned int)selectedIndexes.count],
FileSize2String(totalSize)];
}
}
bottomStatusFld.stringValue = s;
[self updateExifInfo];