source: trunk/macosx/Controller.m @ 682

Last change on this file since 682 was 682, checked in by livings124, 16 years ago

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1/******************************************************************************
2 * $Id: Controller.m 682 2006-07-23 21:29:24Z livings124 $
3 *
4 * Copyright (c) 2005-2006 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 <IOKit/IOMessage.h>
26
27#import "Controller.h"
28#import "Torrent.h"
29#import "TorrentCell.h"
30#import "TorrentTableView.h"
31#import "StringAdditions.h"
32
33#import <Sparkle/Sparkle.h>
34
35#define TOOLBAR_OPEN            @"Toolbar Open"
36#define TOOLBAR_REMOVE          @"Toolbar Remove"
37#define TOOLBAR_INFO            @"Toolbar Info"
38#define TOOLBAR_PAUSE_ALL       @"Toolbar Pause All"
39#define TOOLBAR_RESUME_ALL      @"Toolbar Resume All"
40#define TOOLBAR_PAUSE_SELECTED  @"Toolbar Pause Selected"
41#define TOOLBAR_RESUME_SELECTED @"Toolbar Resume Selected"
42#define TOOLBAR_FILTER          @"Toolbar Toggle Filter"
43
44#define GROWL_DOWNLOAD_COMPLETE @"Download Complete"
45#define GROWL_SEEDING_COMPLETE  @"Seeding Complete"
46#define GROWL_AUTO_ADD          @"Torrent Auto Added"
47
48#define TORRENT_TABLE_VIEW_DATA_TYPE    @"TorrentTableViewDataType"
49
50#define ROW_HEIGHT_REGULAR  65.0
51#define ROW_HEIGHT_SMALL    40.0
52#define WINDOW_REGULAR_WIDTH       468.0
53
54#define WEBSITE_URL @"http://transmission.m0k.org/"
55#define FORUM_URL   @"http://transmission.m0k.org/forum/"
56
57static void sleepCallBack(void * controller, io_service_t y, natural_t messageType, void * messageArgument)
58{
59    Controller * c = controller;
60    [c sleepCallBack: messageType argument: messageArgument];
61}
62
63
64@implementation Controller
65
66- (id) init
67{
68    if ((self = [super init]))
69    {
70        fLib = tr_init();
71       
72        fTorrents = [[NSMutableArray alloc] initWithCapacity: 10];
73        fFilteredTorrents = [[NSMutableArray alloc] initWithCapacity: 10];
74       
75        fDefaults = [NSUserDefaults standardUserDefaults];
76        fInfoController = [[InfoWindowController alloc] initWithWindowNibName: @"InfoWindow"];
77        fPrefsController = [[PrefsController alloc] initWithWindowNibName: @"PrefsWindow"];
78        fBadger = [[Badger alloc] init];
79       
80        [GrowlApplicationBridge setGrowlDelegate: self];
81    }
82    return self;
83}
84
85- (void) dealloc
86{
87    [[NSNotificationCenter defaultCenter] removeObserver: self];
88
89    [fTorrents release];
90    [fFilteredTorrents release];
91   
92    [fToolbar release];
93    [fInfoController release];
94    [fPrefsController release];
95    [fBadger release];
96   
97    [fSortType release];
98    [fFilterType release];
99    [fAutoImportedNames release];
100   
101    tr_close(fLib);
102    [super dealloc];
103}
104
105- (void) awakeFromNib
106{
107    [fPrefsController setPrefs: fLib];
108   
109    [fStatusBar setBackgroundImage: [NSImage imageNamed: @"StatusBarBackground.png"]];
110    [fFilterBar setBackgroundImage: [NSImage imageNamed: @"FilterBarBackground.png"]];
111   
112    [fWindow setAcceptsMouseMovedEvents: YES]; //ensure filter buttons display correctly
113   
114    [fAdvancedBarItem setState: [fDefaults boolForKey: @"UseAdvancedBar"]];
115
116    fToolbar = [[NSToolbar alloc] initWithIdentifier: @"Transmission Toolbar"];
117    [fToolbar setDelegate: self];
118    [fToolbar setAllowsUserCustomization: YES];
119    [fToolbar setAutosavesConfiguration: YES];
120    [fWindow setToolbar: fToolbar];
121    [fWindow setDelegate: self];
122   
123    [fWindow makeFirstResponder: fTableView];
124   
125    //set table size
126    if ([fDefaults boolForKey: @"SmallView"])
127    {
128        [fTableView setRowHeight: ROW_HEIGHT_SMALL];
129        [fSmallViewItem setState: NSOnState];
130    }
131   
132    //window min height
133    NSSize contentMinSize = [fWindow contentMinSize];
134    contentMinSize.height = [[fWindow contentView] frame].size.height - [fScrollView frame].size.height
135                                + [fTableView rowHeight] + [fTableView intercellSpacing].height;
136    [fWindow setContentMinSize: contentMinSize];
137   
138    //set info keyboard shortcuts
139    unichar ch = NSRightArrowFunctionKey;
140    [fNextInfoTabItem setKeyEquivalent: [NSString stringWithCharacters: & ch length: 1]];
141    ch = NSLeftArrowFunctionKey;
142    [fPrevInfoTabItem setKeyEquivalent: [NSString stringWithCharacters: & ch length: 1]];
143   
144    //set up filter bar
145    NSView * contentView = [fWindow contentView];
146    [fFilterBar setHidden: YES];
147   
148    fFilterBarVisible = NO;
149    NSRect filterBarFrame = [fFilterBar frame];
150    filterBarFrame.size.width = [fWindow frame].size.width;
151    [fFilterBar setFrame: filterBarFrame];
152   
153    [contentView addSubview: fFilterBar];
154    [fFilterBar setFrameOrigin: NSMakePoint(0, NSMaxY([contentView frame]))];
155   
156    [self showFilterBar: [fDefaults boolForKey: @"FilterBar"] animate: NO];
157   
158    //set up status bar
159    fStatusBarVisible = NO;
160    [fStatusBar setHidden: YES];
161   
162    NSRect statusBarFrame = [fStatusBar frame];
163    statusBarFrame.size.width = [fWindow frame].size.width;
164    [fStatusBar setFrame: statusBarFrame];
165   
166    [contentView addSubview: fStatusBar];
167    [fStatusBar setFrameOrigin: NSMakePoint(0, NSMaxY([contentView frame]))];
168    [self showStatusBar: [fDefaults boolForKey: @"StatusBar"] animate: NO];
169   
170    //set speed limit
171    fSpeedLimitNormalImage = [fSpeedLimitButton image];
172    fSpeedLimitBlueImage = [NSImage imageNamed: @"SpeedLimitButtonBlue.png"];
173    fSpeedLimitGraphiteImage = [NSImage imageNamed: @"SpeedLimitButtonGraphite.png"];
174   
175    [self updateControlTint: nil];
176   
177    if ((fSpeedLimitEnabled = [fDefaults boolForKey: @"SpeedLimit"]))
178    {
179        [fSpeedLimitItem setState: NSOnState];
180        [fSpeedLimitDockItem setState: NSOnState];
181       
182        [fSpeedLimitButton setImage: [NSColor currentControlTint] == NSBlueControlTint
183                                        ? fSpeedLimitBlueImage : fSpeedLimitGraphiteImage];
184    }
185
186    [fActionButton setToolTip: @"Shortcuts for changing global settings."];
187    [fSpeedLimitButton setToolTip: @"Speed Limit overrides the total bandwidth limits with its own limits."];
188
189    [fTableView setTorrents: fFilteredTorrents];
190    [[fTableView tableColumnWithIdentifier: @"Torrent"] setDataCell: [[TorrentCell alloc] init]];
191
192    [fTableView registerForDraggedTypes: [NSArray arrayWithObjects: NSFilenamesPboardType,
193                                                        TORRENT_TABLE_VIEW_DATA_TYPE, nil]];
194
195    //register for sleep notifications
196    IONotificationPortRef notify;
197    io_object_t iterator;
198    if (fRootPort = IORegisterForSystemPower(self, & notify, sleepCallBack, & iterator))
199        CFRunLoopAddSource(CFRunLoopGetCurrent(), IONotificationPortGetRunLoopSource(notify),
200                            kCFRunLoopCommonModes);
201    else
202        NSLog(@"Could not IORegisterForSystemPower");
203
204    //load torrents from history
205    Torrent * torrent;
206    NSDictionary * historyItem;
207    NSEnumerator * enumerator = [[fDefaults arrayForKey: @"History"] objectEnumerator];
208    while ((historyItem = [enumerator nextObject]))
209        if ((torrent = [[Torrent alloc] initWithHistory: historyItem lib: fLib]))
210        {
211            [fTorrents addObject: torrent];
212            [torrent release];
213        }
214   
215    [self torrentNumberChanged];
216   
217    //set sort
218    fSortType = [[fDefaults stringForKey: @"Sort"] retain];
219   
220    NSMenuItem * currentSortItem, * currentSortActionItem;
221    if ([fSortType isEqualToString: @"Name"])
222    {
223        currentSortItem = fNameSortItem;
224        currentSortActionItem = fNameSortActionItem;
225    }
226    else if ([fSortType isEqualToString: @"State"])
227    {
228        currentSortItem = fStateSortItem;
229        currentSortActionItem = fStateSortActionItem;
230    }
231    else if ([fSortType isEqualToString: @"Progress"])
232    {
233        currentSortItem = fProgressSortItem;
234        currentSortActionItem = fProgressSortActionItem;
235    }
236    else if ([fSortType isEqualToString: @"Date"])
237    {
238        currentSortItem = fDateSortItem;
239        currentSortActionItem = fDateSortActionItem;
240    }
241    else
242    {
243        currentSortItem = fOrderSortItem;
244        currentSortActionItem = fOrderSortActionItem;
245    }
246    [currentSortItem setState: NSOnState];
247    [currentSortActionItem setState: NSOnState];
248   
249    //set filter
250    fFilterType = [[fDefaults stringForKey: @"Filter"] retain];
251
252    //button width should be 9 pixels surrounding text length
253    [fNoFilterButton setText: @"All"]; //16.64
254    [fDownloadFilterButton setText: @"Downloading"]; //81.69
255    [fSeedFilterButton setText: @"Seeding"]; //48.57
256    [fPauseFilterButton setText: @"Paused"]; //44.06
257
258    BarButton * currentFilterButton;
259    if ([fFilterType isEqualToString: @"Pause"])
260        currentFilterButton = fPauseFilterButton;
261    else if ([fFilterType isEqualToString: @"Seed"])
262        currentFilterButton = fSeedFilterButton;
263    else if ([fFilterType isEqualToString: @"Download"])
264        currentFilterButton = fDownloadFilterButton;
265    else
266        currentFilterButton = fNoFilterButton;
267
268    [currentFilterButton setEnabled: YES];
269   
270    //set upload limit action button
271    [fUploadLimitItem setTitle: [NSString stringWithFormat: @"Limit (%d KB/s)",
272                    [fDefaults integerForKey: @"UploadLimit"]]];
273    if ([fDefaults boolForKey: @"CheckUpload"])
274        [fUploadLimitItem setState: NSOnState];
275    else
276        [fUploadNoLimitItem setState: NSOnState];
277
278        //set download limit action menu
279    [fDownloadLimitItem setTitle: [NSString stringWithFormat: @"Limit (%d KB/s)",
280                    [fDefaults integerForKey: @"DownloadLimit"]]];
281    if ([fDefaults boolForKey: @"CheckDownload"])
282        [fDownloadLimitItem setState: NSOnState];
283    else
284        [fDownloadNoLimitItem setState: NSOnState];
285   
286    //set ratio action menu
287    [fRatioSetItem setTitle: [NSString stringWithFormat: @"Stop at Ratio (%.2f)",
288                                [fDefaults floatForKey: @"RatioLimit"]]];
289    if ([fDefaults boolForKey: @"RatioCheck"])
290        [fRatioSetItem setState: NSOnState];
291    else
292        [fRatioNotSetItem setState: NSOnState];
293   
294    //observe notifications
295    NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];
296   
297    [nc addObserver: self selector: @selector(updateControlTint:)
298                    name: NSControlTintDidChangeNotification object: nil];
299   
300    [nc addObserver: self selector: @selector(prepareForUpdate:)
301                    name: SUUpdaterWillRestartNotification object: nil];
302    fUpdateInProgress = NO;
303   
304    [nc addObserver: self selector: @selector(limitGlobalChange:)
305                    name: @"LimitGlobalChange" object: nil];
306   
307    [nc addObserver: self selector: @selector(ratioGlobalChange:)
308                    name: @"RatioGlobalChange" object: nil];
309   
310    [nc addObserver: self selector: @selector(autoImportChange:)
311                    name: @"AutoImportSettingChange" object: nil];
312   
313    [nc addObserver: self selector: @selector(setWindowSizeToFit)
314                    name: @"AutoSizeSettingChange" object: nil];
315   
316    //check to start another because of stopped torrent
317    [nc addObserver: self selector: @selector(checkWaitingForStopped:)
318                    name: @"StoppedDownloading" object: nil];
319   
320    //check all torrents for starting
321    [nc addObserver: self selector: @selector(globalStartSettingChange:)
322                    name: @"GlobalStartSettingChange" object: nil];
323
324    //check if torrent should now start
325    [nc addObserver: self selector: @selector(torrentStartSettingChange:)
326                    name: @"TorrentStartSettingChange" object: nil];
327   
328    //check if torrent should now start
329    [nc addObserver: self selector: @selector(torrentStoppedForRatio:)
330                    name: @"TorrentStoppedForRatio" object: nil];
331   
332    //change that just impacts the inspector
333    [nc addObserver: self selector: @selector(reloadInspectorSettings:)
334                    name: @"TorrentSettingChange" object: nil];
335
336    //timer to update the interface every second
337    fCompleted = 0;
338    [self updateUI: nil];
339    fTimer = [NSTimer scheduledTimerWithTimeInterval: 1.0 target: self
340        selector: @selector(updateUI:) userInfo: nil repeats: YES];
341    [[NSRunLoop currentRunLoop] addTimer: fTimer forMode: NSModalPanelRunLoopMode];
342    [[NSRunLoop currentRunLoop] addTimer: fTimer forMode: NSEventTrackingRunLoopMode];
343   
344    [self applyFilter: nil];
345   
346    [fWindow makeKeyAndOrderFront: nil];
347
348    if ([fDefaults boolForKey: @"InfoVisible"])
349        [self showInfo: nil];
350   
351    //timer to check for auto import every 15 seconds, must do after everything else is set up
352    fAutoImportedNames = [[NSMutableArray alloc] init];
353   
354    [self checkAutoImportDirectory: nil];
355    fAutoImportTimer = [NSTimer scheduledTimerWithTimeInterval: 15.0 target: self
356        selector: @selector(checkAutoImportDirectory:) userInfo: nil repeats: YES];
357    [[NSRunLoop currentRunLoop] addTimer: fAutoImportTimer forMode: NSDefaultRunLoopMode];
358}
359
360- (BOOL) applicationShouldHandleReopen: (NSApplication *) app hasVisibleWindows: (BOOL) visibleWindows
361{
362    if (![fWindow isVisible] && ![[fPrefsController window] isVisible])
363        [fWindow makeKeyAndOrderFront: nil];
364    return NO;
365}
366
367- (NSApplicationTerminateReply) applicationShouldTerminate: (NSApplication *) sender
368{
369    if (!fUpdateInProgress && [fDefaults boolForKey: @"CheckQuit"])
370    {
371        int active = 0, downloading = 0;
372        Torrent * torrent;
373        NSEnumerator * enumerator = [fTorrents objectEnumerator];
374        while ((torrent = [enumerator nextObject]))
375            if ([torrent isActive])
376            {
377                active++;
378                if (![torrent isSeeding])
379                    downloading++;
380            }
381
382        if ([fDefaults boolForKey: @"CheckQuitDownloading"] ? downloading > 0 : active > 0)
383        {
384            NSString * message = active == 1
385                ? @"There is an active transfer. Do you really want to quit?"
386                : [NSString stringWithFormat:
387                    @"There are %d active transfers. Do you really want to quit?", active];
388
389            NSBeginAlertSheet(@"Confirm Quit", @"Quit", @"Cancel", nil, fWindow, self,
390                                @selector(quitSheetDidEnd:returnCode:contextInfo:), nil, nil, message);
391            return NSTerminateLater;
392        }
393    }
394
395    return NSTerminateNow;
396}
397
398- (void) quitSheetDidEnd: (NSWindow *) sheet returnCode: (int) returnCode contextInfo: (void *) contextInfo
399{
400    [NSApp replyToApplicationShouldTerminate: returnCode == NSAlertDefaultReturn];
401}
402
403- (void) applicationWillTerminate: (NSNotification *) notification
404{
405    //stop timers
406    [fAutoImportTimer invalidate];
407    [fTimer invalidate];
408   
409    //save history and stop running torrents
410    [self updateTorrentHistory];
411    [fTorrents makeObjectsPerformSelector: @selector(stopTransferForQuit)];
412   
413    //remember window states and close all windows
414    [fDefaults setBool: [[fInfoController window] isVisible] forKey: @"InfoVisible"];
415    [[NSApp windows] makeObjectsPerformSelector: @selector(close)];
416    [self showStatusBar: NO animate: NO];
417    [self showFilterBar: NO animate: NO];
418   
419    //clear badge
420    [fBadger clearBadge];
421
422    //end quickly if the app is updating
423    if (fUpdateInProgress)
424        return;
425
426    //wait for running transfers to stop (5 second timeout)
427    NSDate * start = [NSDate date];
428    BOOL timeUp = NO;
429   
430    NSEnumerator * enumerator = [fTorrents objectEnumerator];
431    Torrent * torrent;
432    while (!timeUp && (torrent = [enumerator nextObject]))
433        while (![torrent isPaused] && !(timeUp = [start timeIntervalSinceNow] < -5.0))
434        {
435            usleep(100000);
436            [torrent update];
437        }
438}
439
440- (void) folderChoiceClosed: (NSOpenPanel *) openPanel returnCode: (int) code
441    contextInfo: (Torrent *) torrent
442{
443    if (code == NSOKButton)
444    {
445        [torrent setDownloadFolder: [[openPanel filenames] objectAtIndex: 0]];
446        [torrent update];
447        [self attemptToStartAuto: torrent];
448       
449        [fTorrents addObject: torrent];
450    }
451   
452    [NSApp stopModal];
453}
454
455- (void) application: (NSApplication *) sender openFiles: (NSArray *) filenames
456{
457    NSString * downloadChoice = [fDefaults stringForKey: @"DownloadChoice"], * torrentPath;
458    Torrent * torrent;
459    NSEnumerator * enumerator = [filenames objectEnumerator];
460    while ((torrentPath = [enumerator nextObject]))
461    {
462        if (!(torrent = [[Torrent alloc] initWithPath: torrentPath lib: fLib]))
463            continue;
464
465        //add it to the "File > Open Recent" menu
466        [[NSDocumentController sharedDocumentController]
467            noteNewRecentDocumentURL: [NSURL fileURLWithPath: torrentPath]];
468
469        if ([downloadChoice isEqualToString: @"Ask"])
470        {
471            NSOpenPanel * panel = [NSOpenPanel openPanel];
472
473            [panel setPrompt: @"Select Download Folder"];
474            [panel setAllowsMultipleSelection: NO];
475            [panel setCanChooseFiles: NO];
476            [panel setCanChooseDirectories: YES];
477
478            [panel setMessage: [NSString stringWithFormat: @"Select the download folder for \"%@\"", [torrent name]]];
479
480            [panel beginSheetForDirectory: nil file: nil types: nil
481                modalForWindow: fWindow modalDelegate: self didEndSelector:
482                @selector( folderChoiceClosed:returnCode:contextInfo: )
483                contextInfo: torrent];
484            [NSApp runModalForWindow: panel];
485        }
486        else
487        {
488            NSString * folder = [downloadChoice isEqualToString: @"Constant"]
489                ? [[fDefaults stringForKey: @"DownloadFolder"] stringByExpandingTildeInPath]
490                : [torrentPath stringByDeletingLastPathComponent];
491
492            [torrent setDownloadFolder: folder];
493            [torrent update];
494            [self attemptToStartAuto: torrent];
495           
496            [fTorrents addObject: torrent];
497        }
498       
499        [torrent release];
500    }
501
502    [self torrentNumberChanged];
503
504    [self updateUI: nil];
505    [self applyFilter: nil];
506   
507    [self updateTorrentHistory];
508}
509
510- (NSArray *) torrentsAtIndexes: (NSIndexSet *) indexSet
511{
512    if ([fFilteredTorrents respondsToSelector: @selector(objectsAtIndexes:)])
513        return [fFilteredTorrents objectsAtIndexes: indexSet];
514    else
515    {
516        NSMutableArray * torrents = [NSMutableArray arrayWithCapacity: [indexSet count]];
517        unsigned int i;
518        for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
519            [torrents addObject: [fFilteredTorrents objectAtIndex: i]];
520
521        return torrents;
522    }
523}
524
525- (void) torrentNumberChanged
526{
527    int count = [fTorrents count];
528    [fTotalTorrentsField setStringValue: [NSString stringWithFormat:
529        @"%d Transfer%s", count, count == 1 ? "" : "s"]];
530}
531
532//called on by applescript
533- (void) open: (NSArray *) files
534{
535    [self performSelectorOnMainThread: @selector(openFromSheet:) withObject: files waitUntilDone: NO];
536}
537
538- (void) openShowSheet: (id) sender
539{
540    NSOpenPanel * panel = [NSOpenPanel openPanel];
541
542    [panel setAllowsMultipleSelection: YES];
543    [panel setCanChooseFiles: YES];
544    [panel setCanChooseDirectories: NO];
545
546    [panel beginSheetForDirectory: nil file: nil types: [NSArray arrayWithObject: @"torrent"]
547        modalForWindow: fWindow modalDelegate: self didEndSelector:
548        @selector(openSheetClosed:returnCode:contextInfo:) contextInfo: nil];
549}
550
551- (void) openSheetClosed: (NSOpenPanel *) panel returnCode: (int) code contextInfo: (void *) info
552{
553    if (code == NSOKButton)
554        [self performSelectorOnMainThread: @selector(openFromSheet:)
555                    withObject: [panel filenames] waitUntilDone: NO];
556}
557
558- (void) openFromSheet: (NSArray *) filenames
559{
560    [self application: NSApp openFiles: filenames];
561}
562
563- (void) resumeSelectedTorrents: (id) sender
564{
565    [self resumeTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]];
566}
567
568- (void) resumeAllTorrents: (id) sender
569{
570    [self resumeTorrents: fTorrents];
571}
572
573- (void) resumeTorrents: (NSArray *) torrents
574{
575    [torrents makeObjectsPerformSelector: @selector(startTransfer)];
576   
577    [self updateUI: nil];
578    [self applyFilter: nil];
579    [fInfoController updateInfoStatsAndSettings];
580    [self updateTorrentHistory];
581}
582
583- (void) stopSelectedTorrents: (id) sender
584{
585    [self stopTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]];
586}
587
588- (void) stopAllTorrents: (id) sender
589{
590    [self stopTorrents: fTorrents];
591}
592
593- (void) stopTorrents: (NSArray *) torrents
594{
595    //don't want any of these starting then stopping
596    NSEnumerator * enumerator = [torrents objectEnumerator];
597    Torrent * torrent;
598    while ((torrent = [enumerator nextObject]))
599        [torrent setWaitToStart: NO];
600
601    [torrents makeObjectsPerformSelector: @selector(stopTransfer)];
602   
603    [self updateUI: nil];
604    [self applyFilter: nil];
605    [fInfoController updateInfoStatsAndSettings];
606    [self updateTorrentHistory];
607}
608
609- (void) removeTorrents: (NSArray *) torrents
610        deleteData: (BOOL) deleteData deleteTorrent: (BOOL) deleteTorrent
611{
612    [torrents retain];
613    int active = 0, downloading = 0;
614
615    if ([fDefaults boolForKey: @"CheckRemove"])
616    {
617        Torrent * torrent;
618        NSEnumerator * enumerator = [torrents objectEnumerator];
619        while ((torrent = [enumerator nextObject]))
620            if ([torrent isActive])
621            {
622                active++;
623                if (![torrent isSeeding])
624                    downloading++;
625            }
626
627        if ([fDefaults boolForKey: @"CheckRemoveDownloading"] ? downloading > 0 : active > 0)
628        {
629            NSDictionary * dict = [[NSDictionary alloc] initWithObjectsAndKeys:
630                torrents, @"Torrents",
631                [NSNumber numberWithBool: deleteData], @"DeleteData",
632                [NSNumber numberWithBool: deleteTorrent], @"DeleteTorrent", nil];
633
634            NSString * title, * message;
635           
636            int selected = [fTableView numberOfSelectedRows];
637            if (selected == 1)
638            {
639                title = [NSString stringWithFormat: @"Comfirm Removal of \"%@\"",
640                            [[fFilteredTorrents objectAtIndex: [fTableView selectedRow]] name]];
641                message = @"This transfer is active."
642                            " Once removed, continuing the transfer will require the torrent file."
643                            " Do you really want to remove it?";
644            }
645            else
646            {
647                title = [NSString stringWithFormat: @"Comfirm Removal of %d Transfers", selected];
648                if (selected == active)
649                    message = [NSString stringWithFormat:
650                        @"There are %d active transfers.", active];
651                else
652                    message = [NSString stringWithFormat:
653                        @"There are %d transfers (%d active).", selected, active];
654                message = [message stringByAppendingString:
655                    @" Once removed, continuing the transfers will require the torrent files."
656                    " Do you really want to remove them?"];
657            }
658
659            NSBeginAlertSheet(title, @"Remove", @"Cancel", nil, fWindow, self,
660                nil, @selector(removeSheetDidEnd:returnCode:contextInfo:), dict, message);
661            return;
662        }
663    }
664   
665    [self confirmRemoveTorrents: torrents deleteData: deleteData deleteTorrent: deleteTorrent];
666}
667
668- (void) removeSheetDidEnd: (NSWindow *) sheet returnCode: (int) returnCode contextInfo: (NSDictionary *) dict
669{
670    [NSApp stopModal];
671
672    NSArray * torrents = [dict objectForKey: @"Torrents"];
673    BOOL deleteData = [[dict objectForKey: @"DeleteData"] boolValue],
674        deleteTorrent = [[dict objectForKey: @"DeleteTorrent"] boolValue];
675    [dict release];
676   
677    if (returnCode == NSAlertDefaultReturn)
678        [self confirmRemoveTorrents: torrents deleteData: deleteData deleteTorrent: deleteTorrent];
679    else
680        [torrents release];
681}
682
683- (void) confirmRemoveTorrents: (NSArray *) torrents deleteData: (BOOL) deleteData deleteTorrent: (BOOL) deleteTorrent
684{
685    //don't want any of these starting then stopping
686    NSEnumerator * enumerator = [torrents objectEnumerator];
687    Torrent * torrent;
688    while ((torrent = [enumerator nextObject]))
689        [torrent setWaitToStart: NO];
690
691    NSNumber * lowestOrderValue = [NSNumber numberWithInt: [torrents count]], * currentOrderValue;
692
693    enumerator = [torrents objectEnumerator];
694    while ((torrent = [enumerator nextObject]))
695    {
696        [torrent stopTransfer];
697
698        if (deleteData)
699            [torrent trashData];
700        if (deleteTorrent)
701            [torrent trashTorrent];
702       
703        //determine lowest order value
704        currentOrderValue = [torrent orderValue];
705        if ([lowestOrderValue compare: currentOrderValue] == NSOrderedDescending)
706            lowestOrderValue = currentOrderValue;
707
708        [torrent removeForever];
709       
710        [fFilteredTorrents removeObject: torrent];
711        [fTorrents removeObject: torrent];
712    }
713    [torrents release];
714
715    //reset the order values if necessary
716    if ([lowestOrderValue intValue] < [fTorrents count])
717    {
718        NSSortDescriptor * orderDescriptor = [[[NSSortDescriptor alloc] initWithKey:
719                                                @"orderValue" ascending: YES] autorelease];
720        NSArray * descriptors = [[NSArray alloc] initWithObjects: orderDescriptor, nil];
721
722        NSArray * tempTorrents = [fTorrents sortedArrayUsingDescriptors: descriptors];
723        [descriptors release];
724
725        int i;
726        for (i = [lowestOrderValue intValue]; i < [tempTorrents count]; i++)
727            [[tempTorrents objectAtIndex: i] setOrderValue: i];
728    }
729   
730    [self torrentNumberChanged];
731   
732    [self updateUI: nil];
733    [self setWindowSizeToFit];
734   
735    [fTableView deselectAll: nil];
736   
737    [self updateTorrentHistory];
738}
739
740- (void) removeNoDelete: (id) sender
741{
742    [self removeTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]
743                deleteData: NO deleteTorrent: NO];
744}
745
746- (void) removeDeleteData: (id) sender
747{
748    [self removeTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]
749                deleteData: YES deleteTorrent: NO];
750}
751
752- (void) removeDeleteTorrent: (id) sender
753{
754    [self removeTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]
755                deleteData: NO deleteTorrent: YES];
756}
757
758- (void) removeDeleteDataAndTorrent: (id) sender
759{
760    [self removeTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]
761                deleteData: YES deleteTorrent: YES];
762}
763
764- (void) copyTorrentFile: (id) sender
765{
766    [self copyTorrentFileForTorrents: [[NSMutableArray alloc] initWithArray:
767            [self torrentsAtIndexes: [fTableView selectedRowIndexes]]]];
768}
769
770- (void) copyTorrentFileForTorrents: (NSMutableArray *) torrents
771{
772    if ([torrents count] == 0)
773    {
774        [torrents release];
775        return;
776    }
777
778    Torrent * torrent = [torrents objectAtIndex: 0];
779
780    //warn user if torrent file can't be found
781    if (![[NSFileManager defaultManager] fileExistsAtPath: [torrent torrentLocation]])
782    {
783        NSAlert * alert = [[NSAlert alloc] init];
784        [alert addButtonWithTitle: @"OK"];
785        [alert setMessageText: [NSString stringWithFormat:
786                @"Copy of \"%@\" Cannot Be Created", [torrent name]]];
787        [alert setInformativeText: [NSString stringWithFormat:
788                @"The torrent file (%@) cannot be found.", [torrent torrentLocation]]];
789        [alert setAlertStyle: NSWarningAlertStyle];
790       
791        [alert runModal];
792       
793        [torrents removeObjectAtIndex: 0];
794        [self copyTorrentFileForTorrents: torrents];
795    }
796    else
797    {
798        NSSavePanel * panel = [NSSavePanel savePanel];
799        [panel setRequiredFileType: @"torrent"];
800        [panel setCanSelectHiddenExtension: YES];
801       
802        [panel beginSheetForDirectory: nil file: [torrent name]
803            modalForWindow: fWindow modalDelegate: self didEndSelector:
804            @selector(saveTorrentCopySheetClosed:returnCode:contextInfo:) contextInfo: torrents];
805    }
806}
807
808- (void) saveTorrentCopySheetClosed: (NSSavePanel *) panel returnCode: (int) code
809    contextInfo: (NSMutableArray *) torrents
810{
811    //if save successful, copy torrent to new location with name of data file
812    if (code == NSOKButton)
813        [[NSFileManager defaultManager] copyPath: [[torrents objectAtIndex: 0] torrentLocation]
814                toPath: [panel filename] handler: nil];
815   
816    [torrents removeObjectAtIndex: 0];
817    [self performSelectorOnMainThread: @selector(copyTorrentFileForTorrents:)
818                withObject: torrents waitUntilDone: NO];
819}
820
821- (void) revealFile: (id) sender
822{
823    NSIndexSet * indexSet = [fTableView selectedRowIndexes];
824    unsigned int i;
825   
826    for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
827        [[fFilteredTorrents objectAtIndex: i] revealData];
828}
829
830- (void) showPreferenceWindow: (id) sender
831{
832    NSWindow * window = [fPrefsController window];
833    if (![window isVisible])
834        [window center];
835
836    [window makeKeyAndOrderFront: nil];
837}
838
839- (void) showInfo: (id) sender
840{
841    if ([[fInfoController window] isVisible])
842        [fInfoController close];
843    else
844    {
845        [fInfoController updateInfoStats];
846        [[fInfoController window] orderFront: nil];
847    }
848}
849
850- (void) setInfoTab: (id) sender
851{
852    if (sender == fNextInfoTabItem)
853        [fInfoController setNextTab];
854    else
855        [fInfoController setPreviousTab];
856}
857
858- (void) updateControlTint: (NSNotification *) notification
859{
860    if (fSpeedLimitEnabled)
861        [fSpeedLimitButton setImage: [NSColor currentControlTint] == NSBlueControlTint
862                                        ? fSpeedLimitBlueImage : fSpeedLimitGraphiteImage];
863}
864
865- (void) updateUI: (NSTimer *) t
866{
867    NSEnumerator * enumerator = [fTorrents objectEnumerator];
868    Torrent * torrent;
869    while ((torrent = [enumerator nextObject]))
870    {
871        [torrent update];
872
873        if ([torrent justFinished])
874        {
875            [self applyFilter: nil];
876            [self checkToStartWaiting: torrent];
877       
878            [GrowlApplicationBridge notifyWithTitle: @"Download Complete"
879                description: [torrent name] notificationName: GROWL_DOWNLOAD_COMPLETE iconData: nil
880                priority: 0 isSticky: NO clickContext: nil];
881
882            if (![fWindow isKeyWindow])
883                fCompleted++;
884        }
885    }
886
887    if ([fSortType isEqualToString: @"Progress"] || [fSortType isEqualToString: @"State"])
888        [self sortTorrents];
889    else
890        [fTableView reloadData];
891   
892    //update the global DL/UL rates
893    float downloadRate, uploadRate;
894    tr_torrentRates(fLib, & downloadRate, & uploadRate);
895    if (fStatusBarVisible)
896    {
897        [fTotalDLField setStringValue: [@"Total DL: " stringByAppendingString: [NSString stringForSpeed: downloadRate]]];
898        [fTotalULField setStringValue: [@"Total UL: " stringByAppendingString: [NSString stringForSpeed: uploadRate]]];
899    }
900
901    if ([[fInfoController window] isVisible])
902        [fInfoController updateInfoStats];
903
904    //badge dock
905    [fBadger updateBadgeWithCompleted: fCompleted uploadRate: uploadRate downloadRate: downloadRate];
906}
907
908- (void) updateTorrentHistory
909{
910    NSMutableArray * history = [NSMutableArray arrayWithCapacity: [fTorrents count]];
911
912    NSEnumerator * enumerator = [fTorrents objectEnumerator];
913    Torrent * torrent;
914    while ((torrent = [enumerator nextObject]))
915        [history addObject: [torrent history]];
916
917    [fDefaults setObject: history forKey: @"History"];
918    [fDefaults synchronize];
919}
920
921- (void) sortTorrents
922{
923    //remember selected rows if needed
924    NSArray * selectedTorrents = nil;
925    int numSelected = [fTableView numberOfSelectedRows];
926    if (numSelected > 0 && numSelected < [fFilteredTorrents count])
927        selectedTorrents = [self torrentsAtIndexes: [fTableView selectedRowIndexes]];
928
929    [self sortTorrentsIgnoreSelected]; //actually sort
930   
931    //set selected rows if needed
932    if (selectedTorrents)
933    {
934        Torrent * torrent;
935        NSEnumerator * enumerator = [selectedTorrents objectEnumerator];
936        NSMutableIndexSet * indexSet = [[NSMutableIndexSet alloc] init];
937        while ((torrent = [enumerator nextObject]))
938            [indexSet addIndex: [fFilteredTorrents indexOfObject: torrent]];
939       
940        [fTableView selectRowIndexes: indexSet byExtendingSelection: NO];
941        [indexSet release];
942    }
943}
944
945//doesn't remember selected rows
946- (void) sortTorrentsIgnoreSelected
947{
948    NSSortDescriptor * nameDescriptor = [[[NSSortDescriptor alloc] initWithKey: @"name"
949                            ascending: YES selector: @selector(caseInsensitiveCompare:)] autorelease],
950                    * orderDescriptor = [[[NSSortDescriptor alloc] initWithKey: @"orderValue"
951                                            ascending: YES] autorelease];
952
953    NSArray * descriptors;
954    if ([fSortType isEqualToString: @"Name"])
955        descriptors = [[NSArray alloc] initWithObjects: nameDescriptor, orderDescriptor, nil];
956    else if ([fSortType isEqualToString: @"State"])
957    {
958        NSSortDescriptor * stateDescriptor = [[[NSSortDescriptor alloc] initWithKey:
959                                                @"stateSortKey" ascending: NO] autorelease],
960                        * progressDescriptor = [[[NSSortDescriptor alloc] initWithKey:
961                                            @"progressSortKey" ascending: NO] autorelease];
962       
963        descriptors = [[NSArray alloc] initWithObjects: stateDescriptor, progressDescriptor,
964                                                            nameDescriptor, orderDescriptor, nil];
965    }
966    else if ([fSortType isEqualToString: @"Progress"])
967    {
968        NSSortDescriptor * progressDescriptor = [[[NSSortDescriptor alloc] initWithKey:
969                                            @"progressSortKey" ascending: YES] autorelease];
970       
971        descriptors = [[NSArray alloc] initWithObjects: progressDescriptor, nameDescriptor, orderDescriptor, nil];
972    }
973    else if ([fSortType isEqualToString: @"Date"])
974    {
975        NSSortDescriptor * dateDescriptor = [[[NSSortDescriptor alloc] initWithKey: @"date" ascending: YES] autorelease];
976   
977        descriptors = [[NSArray alloc] initWithObjects: dateDescriptor, orderDescriptor, nil];
978    }
979    else
980        descriptors = [[NSArray alloc] initWithObjects: orderDescriptor, nil];
981
982    [fFilteredTorrents sortUsingDescriptors: descriptors];
983    [descriptors release];
984   
985    [fTableView reloadData];
986}
987
988- (void) setSort: (id) sender
989{
990    //get checked items
991    NSMenuItem * prevSortItem, * prevSortActionItem;
992    if ([fSortType isEqualToString: @"Name"])
993    {
994        prevSortItem = fNameSortItem;
995        prevSortActionItem = fNameSortActionItem;
996    }
997    else if ([fSortType isEqualToString: @"State"])
998    {
999        prevSortItem = fStateSortItem;
1000        prevSortActionItem = fStateSortActionItem;
1001    }
1002    else if ([fSortType isEqualToString: @"Progress"])
1003    {
1004        prevSortItem = fProgressSortItem;
1005        prevSortActionItem = fProgressSortActionItem;
1006    }
1007    else if ([fSortType isEqualToString: @"Date"])
1008    {
1009        prevSortItem = fDateSortItem;
1010        prevSortActionItem = fDateSortActionItem;
1011    }
1012    else
1013    {
1014        prevSortItem = fOrderSortItem;
1015        prevSortActionItem = fOrderSortActionItem;
1016    }
1017   
1018    if (sender != prevSortItem && sender != prevSortActionItem)
1019    {
1020        [fSortType release];
1021       
1022        //get new items to check
1023        NSMenuItem * currentSortItem, * currentSortActionItem;
1024        if (sender == fNameSortItem || sender == fNameSortActionItem)
1025        {
1026            currentSortItem = fNameSortItem;
1027            currentSortActionItem = fNameSortActionItem;
1028            fSortType = [[NSString alloc] initWithString: @"Name"];
1029        }
1030        else if (sender == fStateSortItem || sender == fStateSortActionItem)
1031        {
1032            currentSortItem = fStateSortItem;
1033            currentSortActionItem = fStateSortActionItem;
1034            fSortType = [[NSString alloc] initWithString: @"State"];
1035        }
1036        else if (sender == fProgressSortItem || sender == fProgressSortActionItem)
1037        {
1038            currentSortItem = fProgressSortItem;
1039            currentSortActionItem = fProgressSortActionItem;
1040            fSortType = [[NSString alloc] initWithString: @"Progress"];
1041        }
1042        else if (sender == fDateSortItem || sender == fDateSortActionItem)
1043        {
1044            currentSortItem = fDateSortItem;
1045            currentSortActionItem = fDateSortActionItem;
1046            fSortType = [[NSString alloc] initWithString: @"Date"];
1047        }
1048        else
1049        {
1050            currentSortItem = fOrderSortItem;
1051            currentSortActionItem = fOrderSortActionItem;
1052            fSortType = [[NSString alloc] initWithString: @"Order"];
1053        }
1054   
1055        [prevSortItem setState: NSOffState];
1056        [prevSortActionItem setState: NSOffState];
1057        [currentSortItem setState: NSOnState];
1058        [currentSortActionItem setState: NSOnState];
1059       
1060        [fDefaults setObject: fSortType forKey: @"Sort"];
1061    }
1062
1063    [self sortTorrents];
1064}
1065
1066- (void) applyFilter: (id) sender
1067{
1068    //remember selected rows if needed
1069    NSArray * selectedTorrents = [fTableView numberOfSelectedRows] > 0
1070                ? [self torrentsAtIndexes: [fTableView selectedRowIndexes]] : nil;
1071
1072    NSMutableArray * tempTorrents = [[NSMutableArray alloc] initWithCapacity: [fTorrents count]];
1073
1074    if ([fFilterType isEqualToString: @"Pause"])
1075    {
1076        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1077        Torrent * torrent;
1078        while ((torrent = [enumerator nextObject]))
1079            if (![torrent isActive])
1080                [tempTorrents addObject: torrent];
1081    }
1082    else if ([fFilterType isEqualToString: @"Seed"])
1083    {
1084        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1085        Torrent * torrent;
1086        while ((torrent = [enumerator nextObject]))
1087            if ([torrent isActive] && [torrent progress] >= 1.0)
1088                [tempTorrents addObject: torrent];
1089    }
1090    else if ([fFilterType isEqualToString: @"Download"])
1091    {
1092        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1093        Torrent * torrent;
1094        while ((torrent = [enumerator nextObject]))
1095            if ([torrent isActive] && [torrent progress] < 1.0)
1096                [tempTorrents addObject: torrent];
1097    }
1098    else
1099        [tempTorrents setArray: fTorrents];
1100   
1101    NSString * searchString = [fSearchFilterField stringValue];
1102    if (![searchString isEqualToString: @""])
1103    {
1104        int i;
1105        for (i = [tempTorrents count] - 1; i >= 0; i--)
1106            if ([[[tempTorrents objectAtIndex: i] name] rangeOfString: searchString
1107                                        options: NSCaseInsensitiveSearch].location == NSNotFound)
1108                [tempTorrents removeObjectAtIndex: i];
1109    }
1110   
1111    [fFilteredTorrents setArray: tempTorrents];
1112    [tempTorrents release];
1113   
1114    [self sortTorrentsIgnoreSelected];
1115   
1116    //set selected rows if needed
1117    if (selectedTorrents)
1118    {
1119        Torrent * torrent;
1120        NSEnumerator * enumerator = [selectedTorrents objectEnumerator];
1121        NSMutableIndexSet * indexSet = [[NSMutableIndexSet alloc] init];
1122        unsigned index;
1123        while ((torrent = [enumerator nextObject]))
1124            if ((index = [fFilteredTorrents indexOfObject: torrent]) != NSNotFound)
1125                [indexSet addIndex: index];
1126       
1127        [fTableView selectRowIndexes: indexSet byExtendingSelection: NO];
1128        [indexSet release];
1129    }
1130   
1131    [self setWindowSizeToFit];
1132}
1133
1134//resets filter and sorts torrents
1135- (void) setFilter: (id) sender
1136{
1137    BarButton * prevFilterButton;
1138    if ([fFilterType isEqualToString: @"Pause"])
1139        prevFilterButton = fPauseFilterButton;
1140    else if ([fFilterType isEqualToString: @"Seed"])
1141        prevFilterButton = fSeedFilterButton;
1142    else if ([fFilterType isEqualToString: @"Download"])
1143        prevFilterButton = fDownloadFilterButton;
1144    else
1145        prevFilterButton = fNoFilterButton;
1146   
1147    if (sender != prevFilterButton)
1148    {
1149        [prevFilterButton setEnabled: NO];
1150        [sender setEnabled: YES];
1151
1152        [fFilterType release];
1153        if (sender == fDownloadFilterButton)
1154            fFilterType = [[NSString alloc] initWithString: @"Download"];
1155        else if (sender == fPauseFilterButton)
1156            fFilterType = [[NSString alloc] initWithString: @"Pause"];
1157        else if (sender == fSeedFilterButton)
1158            fFilterType = [[NSString alloc] initWithString: @"Seed"];
1159        else
1160            fFilterType = [[NSString alloc] initWithString: @"None"];
1161
1162        [fDefaults setObject: fFilterType forKey: @"Filter"];
1163    }
1164
1165    [self applyFilter: nil];
1166}
1167
1168- (void) toggleSpeedLimit: (id) sender
1169{
1170    fSpeedLimitEnabled = !fSpeedLimitEnabled;
1171    int state = fSpeedLimitEnabled ? NSOnState : NSOffState;
1172
1173    [fSpeedLimitItem setState: state];
1174    [fSpeedLimitDockItem setState: state];
1175   
1176    [fSpeedLimitButton setImage: !fSpeedLimitEnabled ? fSpeedLimitNormalImage
1177        : ([NSColor currentControlTint] == NSBlueControlTint ? fSpeedLimitBlueImage : fSpeedLimitGraphiteImage)];
1178   
1179    [fPrefsController enableSpeedLimit: fSpeedLimitEnabled];
1180}
1181
1182- (void) setLimitGlobalEnabled: (id) sender
1183{
1184    [fPrefsController setLimitEnabled: (sender == fUploadLimitItem || sender == fDownloadLimitItem)
1185        type: (sender == fUploadLimitItem || sender == fUploadNoLimitItem) ? @"Upload" : @"Download"];
1186}
1187
1188- (void) setQuickLimitGlobal: (id) sender
1189{
1190    [fPrefsController setQuickLimit: [[sender title] intValue]
1191        type: [sender menu] == fUploadMenu ? @"Upload" : @"Download"];
1192}
1193
1194- (void) limitGlobalChange: (NSNotification *) notification
1195{
1196    NSDictionary * dict = [notification object];
1197   
1198    NSMenuItem * limitItem, * noLimitItem;
1199    if ([[dict objectForKey: @"Type"] isEqualToString: @"Upload"])
1200    {
1201        limitItem = fUploadLimitItem;
1202        noLimitItem = fUploadNoLimitItem;
1203    }
1204    else
1205    {
1206        limitItem = fDownloadLimitItem;
1207        noLimitItem = fDownloadNoLimitItem;
1208    }
1209   
1210    BOOL enable = [[dict objectForKey: @"Enable"] boolValue];
1211    [limitItem setState: enable ? NSOnState : NSOffState];
1212    [noLimitItem setState: !enable ? NSOnState : NSOffState];
1213   
1214    [limitItem setTitle: [NSString stringWithFormat: @"Limit (%d KB/s)",
1215                            [[dict objectForKey: @"Limit"] intValue]]];
1216
1217    [dict release];
1218}
1219
1220- (void) setRatioGlobalEnabled: (id) sender
1221{
1222    [fPrefsController setRatioEnabled: sender == fRatioSetItem];
1223}
1224
1225- (void) setQuickRatioGlobal: (id) sender
1226{
1227    [fPrefsController setQuickRatio: [[sender title] floatValue]];
1228}
1229
1230- (void) ratioGlobalChange: (NSNotification *) notification
1231{
1232    NSDictionary * dict = [notification object];
1233   
1234    BOOL enable = [[dict objectForKey: @"Enable"] boolValue];
1235    [fRatioSetItem setState: enable ? NSOnState : NSOffState];
1236    [fRatioNotSetItem setState: !enable ? NSOnState : NSOffState];
1237   
1238    [fRatioSetItem setTitle: [NSString stringWithFormat: @"Stop at Ratio (%.2f)",
1239                            [[dict objectForKey: @"Ratio"] floatValue]]];
1240
1241    [dict release];
1242}
1243
1244- (void) checkWaitingForStopped: (NSNotification *) notification
1245{
1246    [self checkToStartWaiting: [notification object]];
1247   
1248    [self updateUI: nil];
1249    [self applyFilter: nil];
1250    [fInfoController updateInfoStatsAndSettings];
1251    [self updateTorrentHistory];
1252}
1253
1254- (void) checkToStartWaiting: (Torrent *) finishedTorrent
1255{
1256    //don't try to start a transfer if there should be none waiting
1257    if (![[fDefaults stringForKey: @"StartSetting"] isEqualToString: @"Wait"])
1258        return;
1259
1260    int desiredActive = [fDefaults integerForKey: @"WaitToStartNumber"];
1261   
1262    NSEnumerator * enumerator = [fTorrents objectEnumerator];
1263    Torrent * torrent, * torrentToStart = nil;
1264    while ((torrent = [enumerator nextObject]))
1265    {
1266        //ignore the torrent just stopped
1267        if (torrent == finishedTorrent)
1268            continue;
1269   
1270        if ([torrent isActive])
1271        {
1272            if (![torrent isSeeding])
1273            {
1274                desiredActive--;
1275                if (desiredActive <= 0)
1276                    return;
1277            }
1278        }
1279        else
1280        {
1281            //use as next if it is waiting to start and either no previous or order value is lower
1282            if ([torrent waitingToStart] && (!torrentToStart
1283                || [[torrentToStart orderValue] compare: [torrent orderValue]] == NSOrderedDescending))
1284                torrentToStart = torrent;
1285        }
1286    }
1287   
1288    //since it hasn't returned, the queue amount has not been met
1289    if (torrentToStart)
1290    {
1291        [torrentToStart startTransfer];
1292       
1293        [self updateUI: nil];
1294        [self applyFilter: nil];
1295        [fInfoController updateInfoStatsAndSettings];
1296        [self updateTorrentHistory];
1297    }
1298}
1299
1300- (void) torrentStartSettingChange: (NSNotification *) notification
1301{
1302    [self attemptToStartMultipleAuto: [notification object]];
1303
1304    [self updateUI: nil];
1305    [self applyFilter: nil];
1306    [fInfoController updateInfoStatsAndSettings];
1307    [self updateTorrentHistory];
1308}
1309
1310- (void) globalStartSettingChange: (NSNotification *) notification
1311{
1312    [self attemptToStartMultipleAuto: fTorrents];
1313   
1314    [self updateUI: nil];
1315    [self applyFilter: nil];
1316    [fInfoController updateInfoStatsAndSettings];
1317    [self updateTorrentHistory];
1318}
1319
1320- (void) torrentStoppedForRatio: (NSNotification *) notification
1321{
1322    [self applyFilter: nil];
1323    [fInfoController updateInfoStatsAndSettings];
1324   
1325    [GrowlApplicationBridge notifyWithTitle: @"Seeding Complete"
1326                description: [[notification object] name] notificationName: GROWL_SEEDING_COMPLETE
1327                iconData: nil priority: 0 isSticky: NO clickContext: nil];
1328}
1329
1330- (void) attemptToStartAuto: (Torrent *) torrent
1331{
1332    [self attemptToStartMultipleAuto: [NSArray arrayWithObject: torrent]];
1333}
1334
1335//will try to start, taking into consideration the start preference
1336- (void) attemptToStartMultipleAuto: (NSArray *) torrents
1337{
1338    NSString * startSetting = [fDefaults stringForKey: @"StartSetting"];
1339    if ([startSetting isEqualToString: @"Start"])
1340    {
1341        NSEnumerator * enumerator = [torrents objectEnumerator];
1342        Torrent * torrent;
1343        while ((torrent = [enumerator nextObject]))
1344            if ([torrent waitingToStart])
1345                [torrent startTransfer];
1346       
1347        return;
1348    }
1349    else if (![startSetting isEqualToString: @"Wait"])
1350        return;
1351    else;
1352   
1353    //determine the number of downloads needed to start
1354    int desiredActive = [fDefaults integerForKey: @"WaitToStartNumber"];
1355           
1356    NSEnumerator * enumerator = [fTorrents objectEnumerator];
1357    Torrent * torrent;
1358    while ((torrent = [enumerator nextObject]))
1359        if ([torrent isActive] && ![torrent isSeeding])
1360        {
1361            desiredActive--;
1362            if (desiredActive <= 0)
1363                break;
1364        }
1365   
1366    //sort torrents by order value
1367    NSArray * sortedTorrents;
1368    if ([torrents count] > 1 && desiredActive > 0)
1369    {
1370        NSSortDescriptor * orderDescriptor = [[[NSSortDescriptor alloc] initWithKey:
1371                                                    @"orderValue" ascending: YES] autorelease];
1372        NSArray * descriptors = [[NSArray alloc] initWithObjects: orderDescriptor, nil];
1373       
1374        sortedTorrents = [torrents sortedArrayUsingDescriptors: descriptors];
1375        [descriptors release];
1376    }
1377    else
1378        sortedTorrents = torrents;
1379
1380    enumerator = [sortedTorrents objectEnumerator];
1381    while ((torrent = [enumerator nextObject]))
1382    {
1383        if ([torrent progress] >= 1.0)
1384            [torrent startTransfer];
1385        else
1386        {
1387            if ([torrent waitingToStart] && desiredActive > 0)
1388            {
1389                [torrent startTransfer];
1390                desiredActive--;
1391            }
1392        }
1393       
1394        [torrent update];
1395    }
1396}
1397
1398- (void) reloadInspectorSettings: (NSNotification *) notification
1399{
1400    [fInfoController updateInfoStatsAndSettings];
1401}
1402
1403- (void) checkAutoImportDirectory: (NSTimer *) timer
1404{
1405    if (![fDefaults boolForKey: @"AutoImport"])
1406        return;
1407       
1408    NSString * path = [[fDefaults stringForKey: @"AutoImportDirectory"] stringByExpandingTildeInPath];
1409   
1410    //if folder cannot be found or the contents hasn't changed simply give up
1411    NSArray * allFileNames;
1412    if (!(allFileNames = [[NSFileManager defaultManager] directoryContentsAtPath: path])
1413            || [allFileNames isEqualToArray: fAutoImportedNames])
1414        return;
1415
1416    //try to add files that haven't already been added
1417    NSMutableArray * newFileNames = [NSMutableArray arrayWithArray: allFileNames];
1418    [newFileNames removeObjectsInArray: fAutoImportedNames];
1419   
1420    //save the current list of files
1421    [fAutoImportedNames setArray: allFileNames];
1422   
1423    NSEnumerator * enumerator = [newFileNames objectEnumerator];
1424    NSString * file;
1425    unsigned oldCount;
1426    while ((file = [enumerator nextObject]))
1427        if ([[file pathExtension] caseInsensitiveCompare: @"torrent"] == NSOrderedSame)
1428        {
1429            oldCount = [fTorrents count];
1430            [self openFromSheet: [NSArray arrayWithObject: [path stringByAppendingPathComponent: file]]];
1431           
1432            //import only actually happened if the torrent array is larger
1433            if (oldCount < [fTorrents count])
1434                [GrowlApplicationBridge notifyWithTitle: @"Torrent File Auto Added"
1435                    description: file notificationName: GROWL_AUTO_ADD iconData: nil
1436                    priority: 0 isSticky: NO clickContext: nil];
1437        }
1438}
1439
1440- (void) autoImportChange: (NSNotification *) notification
1441{
1442    [fAutoImportedNames removeAllObjects];
1443    [self checkAutoImportDirectory: nil];
1444}
1445
1446- (int) numberOfRowsInTableView: (NSTableView *) t
1447{
1448    return [fFilteredTorrents count];
1449}
1450
1451- (void) tableView: (NSTableView *) t willDisplayCell: (id) cell
1452    forTableColumn: (NSTableColumn *) tableColumn row: (int) row
1453{
1454    [cell setTorrent: [fFilteredTorrents objectAtIndex: row]];
1455}
1456
1457- (BOOL) tableView: (NSTableView *) tableView writeRowsWithIndexes: (NSIndexSet *) indexes
1458    toPasteboard: (NSPasteboard *) pasteboard
1459{
1460    //only allow reordering of rows if sorting by order with no filter
1461    if ([fSortType isEqualToString: @"Order"] && [fFilterType isEqualToString: @"None"]
1462            && [[fSearchFilterField stringValue] isEqualToString: @""])
1463    {
1464        [pasteboard declareTypes: [NSArray arrayWithObject: TORRENT_TABLE_VIEW_DATA_TYPE] owner: self];
1465        [pasteboard setData: [NSKeyedArchiver archivedDataWithRootObject: indexes]
1466                                forType: TORRENT_TABLE_VIEW_DATA_TYPE];
1467        return YES;
1468    }
1469    return NO;
1470}
1471
1472- (NSDragOperation) tableView: (NSTableView *) t validateDrop: (id <NSDraggingInfo>) info
1473    proposedRow: (int) row proposedDropOperation: (NSTableViewDropOperation) operation
1474{
1475    NSPasteboard * pasteboard = [info draggingPasteboard];
1476    if ([[pasteboard types] containsObject: NSFilenamesPboardType])
1477    {
1478        //check if any files to add have "torrent" as an extension
1479        NSEnumerator * enumerator = [[pasteboard propertyListForType: NSFilenamesPboardType] objectEnumerator];
1480        NSString * file;
1481        while ((file = [enumerator nextObject]))
1482            if ([[file pathExtension] caseInsensitiveCompare: @"torrent"] == NSOrderedSame)
1483            {
1484                [fTableView setDropRow: -1 dropOperation: NSTableViewDropOn];
1485                return NSDragOperationGeneric;
1486            }
1487    }
1488    else if ([[pasteboard types] containsObject: TORRENT_TABLE_VIEW_DATA_TYPE])
1489    {
1490        [fTableView setDropRow: row dropOperation: NSTableViewDropAbove];
1491        return NSDragOperationGeneric;
1492    }
1493    else;
1494   
1495    return NSDragOperationNone;
1496}
1497
1498- (BOOL) tableView: (NSTableView *) t acceptDrop: (id <NSDraggingInfo>) info
1499    row: (int) newRow dropOperation: (NSTableViewDropOperation) operation
1500{
1501    NSPasteboard * pasteboard = [info draggingPasteboard];
1502    if ([[pasteboard types] containsObject: NSFilenamesPboardType])
1503    {
1504        //create an array of files with the "torrent" extension
1505        NSMutableArray * filesToOpen = [[NSMutableArray alloc] init];
1506        NSEnumerator * enumerator = [[pasteboard propertyListForType: NSFilenamesPboardType] objectEnumerator];
1507        NSString * file;
1508        while ((file = [enumerator nextObject]))
1509            if ([[file pathExtension] caseInsensitiveCompare: @"torrent"] == NSOrderedSame)
1510                [filesToOpen addObject: file];
1511   
1512        [self application: NSApp openFiles: filesToOpen];
1513        [filesToOpen release];
1514    }
1515    else
1516    {
1517        //remember selected rows if needed
1518        NSArray * selectedTorrents = nil;
1519        int numSelected = [fTableView numberOfSelectedRows];
1520        if (numSelected > 0 && numSelected < [fFilteredTorrents count])
1521            selectedTorrents = [self torrentsAtIndexes: [fTableView selectedRowIndexes]];
1522   
1523        NSIndexSet * indexes = [NSKeyedUnarchiver unarchiveObjectWithData:
1524                                [pasteboard dataForType: TORRENT_TABLE_VIEW_DATA_TYPE]];
1525       
1526        //move torrent in array
1527        NSArray * movingTorrents = [[self torrentsAtIndexes: indexes] retain];
1528        [fFilteredTorrents removeObjectsInArray: movingTorrents];
1529       
1530        //determine the insertion index now that transfers to move have been removed
1531        int i, decrease = 0;
1532        for (i = [indexes firstIndex]; i < newRow && i != NSNotFound; i = [indexes indexGreaterThanIndex: i])
1533            decrease++;
1534       
1535        //insert objects at new location
1536        for (i = 0; i < [movingTorrents count]; i++)
1537            [fFilteredTorrents insertObject: [movingTorrents objectAtIndex: i] atIndex: newRow - decrease + i];
1538       
1539        [movingTorrents release];
1540       
1541        //redo order values
1542        int low = [indexes firstIndex], high = [indexes lastIndex];
1543        if (newRow < low)
1544            low = newRow;
1545        else if (newRow > high + 1)
1546            high = newRow - 1;
1547        else;
1548       
1549        for (i = low; i <= high; i++)
1550            [[fFilteredTorrents objectAtIndex: i] setOrderValue: i];
1551       
1552        [fTableView reloadData];
1553       
1554        //set selected rows if needed
1555        if (selectedTorrents)
1556        {
1557            Torrent * torrent;
1558            NSEnumerator * enumerator = [selectedTorrents objectEnumerator];
1559            NSMutableIndexSet * indexSet = [[NSMutableIndexSet alloc] init];
1560            while ((torrent = [enumerator nextObject]))
1561                [indexSet addIndex: [fFilteredTorrents indexOfObject: torrent]];
1562           
1563            [fTableView selectRowIndexes: indexSet byExtendingSelection: NO];
1564            [indexSet release];
1565        }
1566    }
1567   
1568    return YES;
1569}
1570
1571- (void) tableViewSelectionDidChange: (NSNotification *) notification
1572{
1573    [fInfoController updateInfoForTorrents: [self torrentsAtIndexes: [fTableView selectedRowIndexes]]];
1574}
1575
1576- (void) toggleSmallView: (id) sender
1577{
1578    BOOL makeSmall = ![fDefaults boolForKey: @"SmallView"];
1579   
1580    [fTableView setRowHeight: makeSmall ? ROW_HEIGHT_SMALL : ROW_HEIGHT_REGULAR];
1581    [fSmallViewItem setState: makeSmall];
1582   
1583    [fDefaults setBool: makeSmall forKey: @"SmallView"];
1584   
1585    //window min height
1586    NSSize contentMinSize = [fWindow contentMinSize],
1587            contentSize = [[fWindow contentView] frame].size;
1588    contentMinSize.height = contentSize.height - [fScrollView frame].size.height
1589                            + [fTableView rowHeight] + [fTableView intercellSpacing].height;
1590    [fWindow setContentMinSize: contentMinSize];
1591   
1592    //resize for larger min height if not set to auto size
1593    if (![fDefaults boolForKey: @"AutoSize"])
1594    {
1595        if (!makeSmall && contentSize.height < contentMinSize.height)
1596        {
1597            NSRect frame = [fWindow frame];
1598            float heightChange = contentMinSize.height - contentSize.height;
1599            frame.size.height += heightChange;
1600            frame.origin.y -= heightChange;
1601           
1602            [fWindow setFrame: frame display: YES];
1603            [fTableView reloadData];
1604        }
1605    }
1606    else
1607        [self setWindowSizeToFit];
1608}
1609
1610- (void) toggleStatusBar: (id) sender
1611{
1612    [self showStatusBar: !fStatusBarVisible animate: YES];
1613    [fDefaults setBool: fStatusBarVisible forKey: @"StatusBar"];
1614}
1615
1616- (void) showStatusBar: (BOOL) show animate: (BOOL) animate
1617{
1618    if (show == fStatusBarVisible)
1619        return;
1620
1621    if (show)
1622        [fStatusBar setHidden: NO];
1623
1624    NSRect frame = [fWindow frame];
1625    float heightChange = [fStatusBar frame].size.height;
1626    if (!show)
1627        heightChange *= -1;
1628
1629    frame.size.height += heightChange;
1630    frame.origin.y -= heightChange;
1631       
1632    fStatusBarVisible = show;
1633   
1634    [self updateUI: nil];
1635   
1636    //set views to not autoresize
1637    unsigned int statsMask = [fStatusBar autoresizingMask];
1638    unsigned int filterMask = [fFilterBar autoresizingMask];
1639    unsigned int scrollMask = [fScrollView autoresizingMask];
1640    [fStatusBar setAutoresizingMask: 0];
1641    [fFilterBar setAutoresizingMask: 0];
1642    [fScrollView setAutoresizingMask: 0];
1643   
1644    [fWindow setFrame: frame display: YES animate: animate];
1645   
1646    //re-enable autoresize
1647    [fStatusBar setAutoresizingMask: statsMask];
1648    [fFilterBar setAutoresizingMask: filterMask];
1649    [fScrollView setAutoresizingMask: scrollMask];
1650   
1651    //change min size
1652    NSSize minSize = [fWindow contentMinSize];
1653    minSize.height += heightChange;
1654    [fWindow setContentMinSize: minSize];
1655   
1656    if (!show)
1657        [fStatusBar setHidden: YES];
1658   
1659    //reset tracking rects for filter buttons
1660    [fNoFilterButton resetBounds: nil];
1661    [fSeedFilterButton resetBounds: nil];
1662    [fDownloadFilterButton resetBounds: nil];
1663    [fPauseFilterButton resetBounds: nil];
1664}
1665
1666- (void) toggleFilterBar: (id) sender
1667{
1668    //disable filtering when hiding
1669    if (fFilterBarVisible)
1670    {
1671        [fSearchFilterField setStringValue: @""];
1672        [self setFilter: fNoFilterButton];
1673    }
1674
1675    [self showFilterBar: !fFilterBarVisible animate: YES];
1676    [fDefaults setBool: fFilterBarVisible forKey: @"FilterBar"];
1677}
1678
1679- (void) showFilterBar: (BOOL) show animate: (BOOL) animate
1680{
1681    if (show == fFilterBarVisible)
1682        return;
1683
1684    if (show)
1685        [fFilterBar setHidden: NO];
1686
1687    NSRect frame = [fWindow frame];
1688    float heightChange = [fFilterBar frame].size.height;
1689    if (!show)
1690        heightChange *= -1;
1691
1692    frame.size.height += heightChange;
1693    frame.origin.y -= heightChange;
1694       
1695    fFilterBarVisible = show;
1696   
1697    //set views to not autoresize
1698    unsigned int filterMask = [fFilterBar autoresizingMask];
1699    unsigned int scrollMask = [fScrollView autoresizingMask];
1700    [fFilterBar setAutoresizingMask: 0];
1701    [fScrollView setAutoresizingMask: 0];
1702   
1703    [fWindow setFrame: frame display: YES animate: animate];
1704   
1705    //re-enable autoresize
1706    [fFilterBar setAutoresizingMask: filterMask];
1707    [fScrollView setAutoresizingMask: scrollMask];
1708   
1709    //change min size
1710    NSSize minSize = [fWindow contentMinSize];
1711    minSize.height += heightChange;
1712    [fWindow setContentMinSize: minSize];
1713   
1714    if (!show)
1715    {
1716        [fFilterBar setHidden: YES];
1717        [fWindow makeFirstResponder: fTableView];
1718    }
1719   
1720    //reset tracking rects for filter buttons
1721    [fNoFilterButton resetBounds: nil];
1722    [fSeedFilterButton resetBounds: nil];
1723    [fDownloadFilterButton resetBounds: nil];
1724    [fPauseFilterButton resetBounds: nil];
1725}
1726
1727- (void) toggleAdvancedBar: (id) sender
1728{
1729    int state = ![fAdvancedBarItem state];
1730    [fAdvancedBarItem setState: state];
1731    [fDefaults setBool: state forKey: @"UseAdvancedBar"];
1732   
1733    [fTableView display];
1734}
1735
1736- (NSToolbarItem *) toolbar: (NSToolbar *) t itemForItemIdentifier:
1737    (NSString *) ident willBeInsertedIntoToolbar: (BOOL) flag
1738{
1739    NSToolbarItem * item = [[NSToolbarItem alloc] initWithItemIdentifier: ident];
1740
1741    if ([ident isEqualToString: TOOLBAR_OPEN])
1742    {
1743        [item setLabel: @"Open"];
1744        [item setPaletteLabel: @"Open Torrent Files"];
1745        [item setToolTip: @"Open torrent files"];
1746        [item setImage: [NSImage imageNamed: @"Open.png"]];
1747        [item setTarget: self];
1748        [item setAction: @selector(openShowSheet:)];
1749    }
1750    else if ([ident isEqualToString: TOOLBAR_REMOVE])
1751    {
1752        [item setLabel: @"Remove"];
1753        [item setPaletteLabel: @"Remove Selected"];
1754        [item setToolTip: @"Remove selected transfers"];
1755        [item setImage: [NSImage imageNamed: @"Remove.png"]];
1756        [item setTarget: self];
1757        [item setAction: @selector(removeNoDelete:)];
1758    }
1759    else if ([ident isEqualToString: TOOLBAR_INFO])
1760    {
1761        [item setLabel: @"Inspector"];
1762        [item setPaletteLabel: @"Toggle Inspector"];
1763        [item setToolTip: @"Toggle the torrent inspector"];
1764        [item setImage: [NSImage imageNamed: @"Info.png"]];
1765        [item setTarget: self];
1766        [item setAction: @selector(showInfo:)];
1767    }
1768    else if ([ident isEqualToString: TOOLBAR_PAUSE_ALL])
1769    {
1770        [item setLabel: @"Pause All"];
1771        [item setPaletteLabel: [item label]];
1772        [item setToolTip: @"Pause all transfers"];
1773        [item setImage: [NSImage imageNamed: @"PauseAll.png"]];
1774        [item setTarget: self];
1775        [item setAction: @selector(stopAllTorrents:)];
1776    }
1777    else if ([ident isEqualToString: TOOLBAR_RESUME_ALL])
1778    {
1779        [item setLabel: @"Resume All"];
1780        [item setPaletteLabel: [item label]];
1781        [item setToolTip: @"Resume all transfers"];
1782        [item setImage: [NSImage imageNamed: @"ResumeAll.png"]];
1783        [item setTarget: self];
1784        [item setAction: @selector(resumeAllTorrents:)];
1785    }
1786    else if ([ident isEqualToString: TOOLBAR_PAUSE_SELECTED])
1787    {
1788        [item setLabel: @"Pause"];
1789        [item setPaletteLabel: @"Pause Selected"];
1790        [item setToolTip: @"Pause selected transfers"];
1791        [item setImage: [NSImage imageNamed: @"PauseSelected.png"]];
1792        [item setTarget: self];
1793        [item setAction: @selector(stopSelectedTorrents:)];
1794    }
1795    else if ([ident isEqualToString: TOOLBAR_RESUME_SELECTED])
1796    {
1797        [item setLabel: @"Resume"];
1798        [item setPaletteLabel: @"Resume Selected"];
1799        [item setToolTip: @"Resume selected transfers"];
1800        [item setImage: [NSImage imageNamed: @"ResumeSelected.png"]];
1801        [item setTarget: self];
1802        [item setAction: @selector(resumeSelectedTorrents:)];
1803    }
1804    else if ([ident isEqualToString: TOOLBAR_FILTER])
1805    {
1806        [item setLabel: @"Filter"];
1807        [item setPaletteLabel: @"Toggle Filter"];
1808        [item setToolTip: @"Toggle the filter bar"];
1809        [item setImage: [NSImage imageNamed: @"Filter.png"]];
1810        [item setTarget: self];
1811        [item setAction: @selector(toggleFilterBar:)];
1812    }
1813    else
1814    {
1815        [item release];
1816        return nil;
1817    }
1818
1819    return item;
1820}
1821
1822- (NSArray *) toolbarAllowedItemIdentifiers: (NSToolbar *) t
1823{
1824    return [NSArray arrayWithObjects:
1825            TOOLBAR_OPEN, TOOLBAR_REMOVE,
1826            TOOLBAR_PAUSE_SELECTED, TOOLBAR_RESUME_SELECTED,
1827            TOOLBAR_PAUSE_ALL, TOOLBAR_RESUME_ALL, TOOLBAR_FILTER, TOOLBAR_INFO,
1828            NSToolbarSeparatorItemIdentifier,
1829            NSToolbarSpaceItemIdentifier,
1830            NSToolbarFlexibleSpaceItemIdentifier,
1831            NSToolbarCustomizeToolbarItemIdentifier, nil];
1832}
1833
1834- (NSArray *) toolbarDefaultItemIdentifiers: (NSToolbar *) t
1835{
1836    return [NSArray arrayWithObjects:
1837            TOOLBAR_OPEN, TOOLBAR_REMOVE,
1838            NSToolbarSeparatorItemIdentifier,
1839            TOOLBAR_PAUSE_ALL, TOOLBAR_RESUME_ALL,
1840            NSToolbarFlexibleSpaceItemIdentifier,
1841            TOOLBAR_FILTER, TOOLBAR_INFO, nil];
1842}
1843
1844- (BOOL) validateToolbarItem: (NSToolbarItem *) toolbarItem
1845{
1846    NSString * ident = [toolbarItem itemIdentifier];
1847
1848    //enable remove item
1849    if ([ident isEqualToString: TOOLBAR_REMOVE])
1850        return [fTableView numberOfSelectedRows] > 0;
1851
1852    //enable pause all item
1853    if ([ident isEqualToString: TOOLBAR_PAUSE_ALL])
1854    {
1855        Torrent * torrent;
1856        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1857        while ((torrent = [enumerator nextObject]))
1858            if ([torrent isActive])
1859                return YES;
1860        return NO;
1861    }
1862
1863    //enable resume all item
1864    if ([ident isEqualToString: TOOLBAR_RESUME_ALL])
1865    {
1866        Torrent * torrent;
1867        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1868        while ((torrent = [enumerator nextObject]))
1869            if ([torrent isPaused])
1870                return YES;
1871        return NO;
1872    }
1873
1874    //enable pause item
1875    if ([ident isEqualToString: TOOLBAR_PAUSE_SELECTED])
1876    {
1877        Torrent * torrent;
1878        NSIndexSet * indexSet = [fTableView selectedRowIndexes];
1879        unsigned int i;
1880       
1881        for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
1882            if ([[fFilteredTorrents objectAtIndex: i] isActive])
1883                return YES;
1884        return NO;
1885    }
1886   
1887    //enable resume item
1888    if ([ident isEqualToString: TOOLBAR_RESUME_SELECTED])
1889    {
1890        NSIndexSet * indexSet = [fTableView selectedRowIndexes];
1891        unsigned int i;
1892       
1893        for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
1894            if ([[fFilteredTorrents objectAtIndex: i] isPaused])
1895                return YES;
1896        return NO;
1897    }
1898
1899    return YES;
1900}
1901
1902- (BOOL) validateMenuItem: (NSMenuItem *) menuItem
1903{
1904    SEL action = [menuItem action];
1905
1906    //only enable some items if it is in a context menu or the window is useable
1907    BOOL canUseMenu = [fWindow isKeyWindow] || [[[menuItem menu] title] isEqualToString: @"Context"];
1908
1909    //enable show info
1910    if (action == @selector(showInfo:))
1911    {
1912        NSString * title = [[fInfoController window] isVisible] ? @"Hide Inspector" : @"Show Inspector";
1913        if (![[menuItem title] isEqualToString: title])
1914                [menuItem setTitle: title];
1915
1916        return YES;
1917    }
1918   
1919    //enable prev/next inspector tab
1920    if (action == @selector(setInfoTab:))
1921        return [[fInfoController window] isVisible];
1922   
1923    //enable toggle status bar
1924    if (action == @selector(toggleStatusBar:))
1925    {
1926        NSString * title = fStatusBarVisible ? @"Hide Status Bar" : @"Show Status Bar";
1927        if (![[menuItem title] isEqualToString: title])
1928                [menuItem setTitle: title];
1929
1930        return canUseMenu;
1931    }
1932   
1933    //enable toggle filter bar
1934    if (action == @selector(toggleFilterBar:))
1935    {
1936        NSString * title = fFilterBarVisible ? @"Hide Filter Bar" : @"Show Filter Bar";
1937        if (![[menuItem title] isEqualToString: title])
1938                [menuItem setTitle: title];
1939
1940        return canUseMenu;
1941    }
1942
1943    //enable resume all item
1944    if (action == @selector(resumeAllTorrents:))
1945    {
1946        Torrent * torrent;
1947        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1948        while ((torrent = [enumerator nextObject]))
1949            if ([torrent isPaused])
1950                return YES;
1951        return NO;
1952    }
1953
1954    //enable pause all item
1955    if (action == @selector(stopAllTorrents:))
1956    {
1957        Torrent * torrent;
1958        NSEnumerator * enumerator = [fTorrents objectEnumerator];
1959        while ((torrent = [enumerator nextObject]))
1960            if ([torrent isActive])
1961                return YES;
1962        return NO;
1963    }
1964
1965    //enable reveal in finder
1966    if (action == @selector(revealFile:))
1967        return canUseMenu && [fTableView numberOfSelectedRows] > 0;
1968
1969    //enable remove items
1970    if (action == @selector(removeNoDelete:) || action == @selector(removeDeleteData:)
1971        || action == @selector(removeDeleteTorrent:) || action == @selector(removeDeleteDataAndTorrent:))
1972    {
1973        BOOL warning = NO,
1974            onlyDownloading = [fDefaults boolForKey: @"CheckRemoveDownloading"],
1975            canDelete = action != @selector(removeDeleteTorrent:) && action != @selector(removeDeleteDataAndTorrent:);
1976        Torrent * torrent;
1977        NSIndexSet * indexSet = [fTableView selectedRowIndexes];
1978        unsigned int i;
1979       
1980        for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
1981        {
1982            torrent = [fFilteredTorrents objectAtIndex: i];
1983            if (!warning && [torrent isActive])
1984            {
1985                warning = onlyDownloading ? ![torrent isSeeding] : YES;
1986                if (warning && canDelete)
1987                    break;
1988            }
1989            if (!canDelete && [torrent publicTorrent])
1990            {
1991                canDelete = YES;
1992                if (warning)
1993                    break;
1994            }
1995        }
1996   
1997        //append or remove ellipsis when needed
1998        NSString * title = [menuItem title], * ellipsis = [NSString ellipsis];
1999        if (warning && [fDefaults boolForKey: @"CheckRemove"])
2000        {
2001            if (![title hasSuffix: ellipsis])
2002                [menuItem setTitle: [title stringByAppendingEllipsis]];
2003        }
2004        else
2005        {
2006            if ([title hasSuffix: ellipsis])
2007                [menuItem setTitle: [title substringToIndex: [title rangeOfString: ellipsis].location]];
2008        }
2009       
2010        return canUseMenu && canDelete && [fTableView numberOfSelectedRows] > 0;
2011    }
2012
2013    //enable pause item
2014    if (action == @selector(stopSelectedTorrents:))
2015    {
2016        if (!canUseMenu)
2017            return NO;
2018   
2019        Torrent * torrent;
2020        NSIndexSet * indexSet = [fTableView selectedRowIndexes];
2021        unsigned int i;
2022       
2023        for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
2024        {
2025            torrent = [fFilteredTorrents objectAtIndex: i];
2026            if ([torrent isActive])
2027                return YES;
2028        }
2029        return NO;
2030    }
2031   
2032    //enable resume item
2033    if (action == @selector(resumeSelectedTorrents:))
2034    {
2035        if (!canUseMenu)
2036            return NO;
2037   
2038        Torrent * torrent;
2039        NSIndexSet * indexSet = [fTableView selectedRowIndexes];
2040        unsigned int i;
2041       
2042        for (i = [indexSet firstIndex]; i != NSNotFound; i = [indexSet indexGreaterThanIndex: i])
2043        {
2044            torrent = [fFilteredTorrents objectAtIndex: i];
2045            if ([torrent isPaused])
2046                return YES;
2047        }
2048        return NO;
2049    }
2050   
2051    //enable sort and advanced bar items
2052    if (action == @selector(setSort:) || action == @selector(toggleAdvancedBar:)
2053            || action == @selector(toggleSmallView:))
2054        return canUseMenu;
2055   
2056    //enable copy torrent file item
2057    if (action == @selector(copyTorrentFile:))
2058    {
2059        return canUseMenu && [fTableView numberOfSelectedRows] > 0;
2060    }
2061
2062    return YES;
2063}
2064
2065- (void) sleepCallBack: (natural_t) messageType argument: (void *) messageArgument
2066{
2067    NSEnumerator * enumerator;
2068    Torrent * torrent;
2069    BOOL active;
2070
2071    switch (messageType)
2072    {
2073        case kIOMessageSystemWillSleep:
2074            //close all connections before going to sleep and remember we should resume when we wake up
2075            [fTorrents makeObjectsPerformSelector: @selector(sleep)];
2076
2077            //wait for running transfers to stop (5 second timeout)
2078            NSDate * start = [NSDate date];
2079            BOOL timeUp = NO;
2080           
2081            NSEnumerator * enumerator = [fTorrents objectEnumerator];
2082            Torrent * torrent;
2083            while (!timeUp && (torrent = [enumerator nextObject]))
2084                while (![torrent isPaused] && !(timeUp = [start timeIntervalSinceNow] < -5.0))
2085                {
2086                    usleep(100000);
2087                    [torrent update];
2088                }
2089
2090            IOAllowPowerChange(fRootPort, (long) messageArgument);
2091            break;
2092
2093        case kIOMessageCanSystemSleep:
2094            //pevent idle sleep unless all paused
2095            active = NO;
2096            enumerator = [fTorrents objectEnumerator];
2097            while ((torrent = [enumerator nextObject]))
2098                if ([torrent isActive])
2099                {
2100                    active = YES;
2101                    break;
2102                }
2103
2104            if (active)
2105                IOCancelPowerChange(fRootPort, (long) messageArgument);
2106            else
2107                IOAllowPowerChange(fRootPort, (long) messageArgument);
2108            break;
2109
2110        case kIOMessageSystemHasPoweredOn:
2111            //resume sleeping transfers after we wake up
2112            [fTorrents makeObjectsPerformSelector: @selector(wakeUp)];
2113            break;
2114    }
2115}
2116
2117- (NSRect) windowWillUseStandardFrame: (NSWindow *) window defaultFrame: (NSRect) defaultFrame
2118{
2119    NSRect frame = [fDefaults boolForKey: @"AutoSize"] ? [window frame]
2120                    : [self windowFrameForAmount: [fFilteredTorrents count]];
2121   
2122    frame.size.width = [fDefaults boolForKey: @"SmallView"] ? [fWindow minSize].width : WINDOW_REGULAR_WIDTH;
2123    return frame;
2124}
2125
2126- (void) setWindowSizeToFit
2127{
2128    if ([fDefaults boolForKey: @"AutoSize"])
2129        [fWindow setFrame: [self windowFrameForAmount: [fFilteredTorrents count]] display: YES animate: YES];
2130}
2131
2132- (NSRect) windowFrameForAmount: (int) amount
2133{
2134    NSRect frame = [fWindow frame];
2135    float newHeight = frame.size.height - [fScrollView frame].size.height
2136        + amount * ([fTableView rowHeight] + [fTableView intercellSpacing].height);
2137
2138    float minHeight = [fWindow minSize].height;
2139    if (newHeight < minHeight)
2140        newHeight = minHeight;
2141
2142    frame.origin.y -= (newHeight - frame.size.height);
2143    frame.size.height = newHeight;
2144   
2145    return frame;
2146}
2147
2148- (void) showMainWindow: (id) sender
2149{
2150    [fWindow makeKeyAndOrderFront: nil];
2151}
2152
2153- (void) windowDidBecomeKey: (NSNotification *) notification
2154{
2155    //reset dock badge for completed
2156    if (fCompleted > 0)
2157    {
2158        fCompleted = 0;
2159        [self updateUI: nil];
2160    }
2161   
2162    //set filter images as active
2163    [fNoFilterButton setForActive];
2164    [fSeedFilterButton setForActive];
2165    [fDownloadFilterButton setForActive];
2166    [fPauseFilterButton setForActive];
2167}
2168
2169- (void) windowDidResignKey: (NSNotification *) notification
2170{
2171    //set filter images as inactive
2172    [fNoFilterButton setForInactive];
2173    [fSeedFilterButton setForInactive];
2174    [fDownloadFilterButton setForInactive];
2175    [fPauseFilterButton setForInactive];
2176}
2177
2178- (NSSize) windowWillResize: (NSWindow *) sender toSize: (NSSize) proposedFrameSize
2179{
2180    if ([fDefaults boolForKey: @"AutoSize"])
2181        proposedFrameSize.height = [fWindow frame].size.height;
2182    return proposedFrameSize;
2183}
2184
2185- (void) windowDidResize: (NSNotification *) notification
2186{
2187    //hide search filter if it overlaps filter buttons
2188    NSRect buttonFrame = [fPauseFilterButton frame];
2189    if (NSMaxX(buttonFrame) + 2.0 > [fSearchFilterField frame].origin.x)
2190    {
2191        if (![fSearchFilterField isHidden])
2192            [fSearchFilterField setHidden: YES];
2193    }
2194    else
2195    {
2196        if ([fSearchFilterField isHidden])
2197            [fSearchFilterField setHidden: NO];
2198    }
2199}
2200
2201- (void) linkHomepage: (id) sender
2202{
2203    [[NSWorkspace sharedWorkspace] openURL: [NSURL URLWithString: WEBSITE_URL]];
2204}
2205
2206- (void) linkForums: (id) sender
2207{
2208    [[NSWorkspace sharedWorkspace] openURL: [NSURL URLWithString: FORUM_URL]];
2209}
2210
2211- (void) checkUpdate: (id) sender
2212{
2213    [fPrefsController checkUpdate];
2214}
2215
2216- (void) prepareForUpdate: (NSNotification *) notification
2217{
2218    fUpdateInProgress = YES;
2219}
2220
2221- (NSDictionary *) registrationDictionaryForGrowl
2222{
2223    NSArray * notifications = [NSArray arrayWithObjects: GROWL_DOWNLOAD_COMPLETE,
2224                                        GROWL_SEEDING_COMPLETE, GROWL_AUTO_ADD, nil];
2225    return [NSDictionary dictionaryWithObjectsAndKeys: notifications, GROWL_NOTIFICATIONS_ALL,
2226                                notifications, GROWL_NOTIFICATIONS_DEFAULT, nil];
2227}
2228
2229@end
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