PreferencesController.m

//
//  PreferencesController.m
//  Telephone
//
//  Copyright (c) 2008-2009 Alexei Kuznetsov. All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions are met:
//  1. Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//  2. Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//  3. Neither the name of the copyright holder nor the names of contributors
//     may be used to endorse or promote products derived from this software
//     without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
//  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
//  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
//  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE THE COPYRIGHT HOLDER
//  OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
//  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
//  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
//  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
//  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
//  OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
//  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

#import "PreferencesController.h"

#import "AKNSWindow+Resizing.h"

#import "AccountPreferencesViewController.h"
#import "AppController.h"
#import "GeneralPreferencesViewController.h"
#import "NetworkPreferencesViewController.h"
#import "SoundPreferencesViewController.h"


NSString * const kAccounts = @"Accounts";
NSString * const kSTUNServerHost = @"STUNServerHost";
NSString * const kSTUNServerPort = @"STUNServerPort";
NSString * const kSTUNDomain = @"STUNDomain";
NSString * const kLogFileName = @"LogFileName";
NSString * const kLogLevel = @"LogLevel";
NSString * const kConsoleLogLevel = @"ConsoleLogLevel";
NSString * const kVoiceActivityDetection = @"VoiceActivityDetection";
NSString * const kTransportPort = @"TransportPort";
NSString * const kTransportPublicHost = @"TransportPublicHost";
NSString * const kSoundInput = @"SoundInput";
NSString * const kSoundOutput = @"SoundOutput";
NSString * const kRingtoneOutput = @"RingtoneOutput";
NSString * const kRingingSound = @"RingingSound";
NSString * const kFormatTelephoneNumbers = @"FormatTelephoneNumbers";
NSString * const kTelephoneNumberFormatterSplitsLastFourDigits
  = @"TelephoneNumberFormatterSplitsLastFourDigits";
NSString * const kOutboundProxyHost = @"OutboundProxyHost";
NSString * const kOutboundProxyPort = @"OutboundProxyPort";
NSString * const kUseICE = @"UseICE";
NSString * const kUseDNSSRV = @"UseDNSSRV";
NSString * const kSignificantPhoneNumberLength = @"SignificantPhoneNumberLength";
NSString * const kPauseITunes = @"PauseITunes";
NSString * const kAutoCloseCallWindow = @"AutoCloseCallWindow";
NSString * const kAutoCloseMissedCallWindow = @"AutoCloseMissedCallWindow";
NSString * const kCallWaiting = @"CallWaiting";

NSString * const kDescription = @"Description";
NSString * const kFullName = @"FullName";
NSString * const kSIPAddress = @"SIPAddress";
NSString * const kRegistrar = @"Registrar";
NSString * const kDomain = @"Domain";
NSString * const kRealm = @"Realm";
NSString * const kUsername = @"Username";
NSString * const kAccountIndex = @"AccountIndex";
NSString * const kAccountEnabled = @"AccountEnabled";
NSString * const kReregistrationTime = @"ReregistrationTime";
NSString * const kSubstitutePlusCharacter = @"SubstitutePlusCharacter";
NSString * const kPlusCharacterSubstitutionString
  = @"PlusCharacterSubstitutionString";
NSString * const kUseProxy = @"UseProxy";
NSString * const kProxyHost = @"ProxyHost";
NSString * const kProxyPort = @"ProxyPort";

NSString * const kSourceIndex = @"SourceIndex";
NSString * const kDestinationIndex = @"DestinationIndex";

NSString * const AKPreferencesControllerDidRemoveAccountNotification
  = @"AKPreferencesControllerDidRemoveAccount";
NSString * const AKPreferencesControllerDidChangeAccountEnabledNotification
  = @"AKPreferencesControllerDidChangeAccountEnabled";
NSString * const AKPreferencesControllerDidSwapAccountsNotification
  = @"AKPreferencesControllerDidSwapAccounts";
NSString * const AKPreferencesControllerDidChangeNetworkSettingsNotification
  = @"AKPreferencesControllerDidChangeNetworkSettings";

@implementation PreferencesController

@synthesize delegate = delegate_;
@dynamic generalPreferencesViewController;
@dynamic accountPreferencesViewController;
@dynamic soundPreferencesViewController;
@dynamic networkPreferencesViewController;

@synthesize toolbar = toolbar_;
@synthesize generalToolbarItem = generalToolbarItem_;
@synthesize accountsToolbarItem = accountsToolbarItem_;
@synthesize soundToolbarItem = soundToolbarItem_;
@synthesize networkToolbarItem = networkToolbarItem_;

- (void)setDelegate:(id)aDelegate {
  if (delegate_ == aDelegate)
    return;
  
  NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
  
  if (delegate_ != nil)
    [nc removeObserver:delegate_ name:nil object:self];
  
  if (aDelegate != nil) {
    if ([aDelegate respondsToSelector:@selector(preferencesControllerDidRemoveAccount:)]) {
      [nc addObserver:aDelegate
             selector:@selector(preferencesControllerDidRemoveAccount:)
                 name:AKPreferencesControllerDidRemoveAccountNotification
               object:self];
    }
    
    if ([aDelegate respondsToSelector:@selector(preferencesControllerDidChangeAccountEnabled:)]) {
      [nc addObserver:aDelegate
             selector:@selector(preferencesControllerDidChangeAccountEnabled:)
                 name:AKPreferencesControllerDidChangeAccountEnabledNotification
               object:self];
    }
    
    if ([aDelegate respondsToSelector:@selector(preferencesControllerDidSwapAccounts:)]) {
      [nc addObserver:aDelegate
             selector:@selector(preferencesControllerDidSwapAccounts:)
                 name:AKPreferencesControllerDidSwapAccountsNotification
               object:self];
    }
    
    if ([aDelegate respondsToSelector:@selector(preferencesControllerDidChangeNetworkSettings:)]) {
      [nc addObserver:aDelegate
             selector:@selector(preferencesControllerDidChangeNetworkSettings:)
                 name:AKPreferencesControllerDidChangeNetworkSettingsNotification
               object:self];
    }
  }
  
  delegate_ = aDelegate;
}

- (GeneralPreferencesViewController *)generalPreferencesViewController {
  if (generalPreferencesViewController_ == nil) {
    generalPreferencesViewController_
      = [[GeneralPreferencesViewController alloc] init];
  }
  return generalPreferencesViewController_;
}

- (AccountPreferencesViewController *)accountPreferencesViewController {
  if (accountPreferencesViewController_ == nil) {
    accountPreferencesViewController_
      = [[AccountPreferencesViewController alloc] init];
    [accountPreferencesViewController_ setPreferencesController:self];
  }
  return accountPreferencesViewController_;
}

- (SoundPreferencesViewController *)soundPreferencesViewController {
  if (soundPreferencesViewController_ == nil) {
    soundPreferencesViewController_
      = [[SoundPreferencesViewController alloc] init];
  }
  return soundPreferencesViewController_;
}

- (NetworkPreferencesViewController *)networkPreferencesViewController {
  if (networkPreferencesViewController_ == nil) {
    networkPreferencesViewController_
      = [[NetworkPreferencesViewController alloc] init];
    [networkPreferencesViewController_ setPreferencesController:self];
  }
  return networkPreferencesViewController_;
}

- (id)init {
  self = [super initWithWindowNibName:@"Preferences"];
  
  return self;
}

- (void)dealloc {
  [self setDelegate:nil];
  [generalPreferencesViewController_ release];
  [accountPreferencesViewController_ release];
  [soundPreferencesViewController_ release];
  [networkPreferencesViewController_ release];
  
  [toolbar_ release];
  [generalToolbarItem_ release];
  [accountsToolbarItem_ release];
  [soundToolbarItem_ release];
  [networkToolbarItem_ release];
  
  [super dealloc];
}

- (void)awakeFromNib {
}

- (void)windowDidLoad {
  [[self toolbar] setSelectedItemIdentifier:
   [[self generalToolbarItem] itemIdentifier]];
  [[self window] ak_resizeAndSwapToContentView:
   [[self generalPreferencesViewController] view]];
  [[self window] setTitle:[[self generalPreferencesViewController] title]];
}

- (IBAction)changeView:(id)sender {
  // If the user switches from Network to some other view, check for network
  // settings changes.
  NSView *contentView = [[self window] contentView];
  NSView *networkPreferencesView
    = [[self networkPreferencesViewController] view];
  
  if ([contentView isEqual:networkPreferencesView] &&
      [sender tag] != kNetworkPreferencesTag) {
    if ([[self networkPreferencesViewController]
         checkForNetworkSettingsChanges:sender]) {
      return;
    }
  }
  
  NSView *view;
  NSString *title;
  NSView *firstResponderView;
  
  switch ([sender tag]) {
    case kGeneralPreferencesTag:
      view = [[self generalPreferencesViewController] view];
      title = [[self generalPreferencesViewController] title];
      firstResponderView = nil;
      break;
    case kAccountsPreferencesTag:
      view = [[self accountPreferencesViewController] view];
      title = [[self accountPreferencesViewController] title];
      firstResponderView
        = [[self accountPreferencesViewController] accountsTable];
      break;
    case kSoundPreferencesTag:
      view = [[self soundPreferencesViewController] view];
      title = [[self soundPreferencesViewController] title];
      firstResponderView = nil;
      break;
    case kNetworkPreferencesTag:
      view = [[self networkPreferencesViewController] view];
      title = [[self networkPreferencesViewController] title];
      firstResponderView = nil;
      break;
    default:
      view = nil;
      title = NSLocalizedString(@"Telephone Preferences",
                                @"Preferences default window title.");
      firstResponderView = nil;
      break;
  }
  
  [[self window] ak_resizeAndSwapToContentView:view animate:YES];
  [[self window] setTitle:title];
  if ([firstResponderView acceptsFirstResponder])
    [[self window] makeFirstResponder:firstResponderView];
}


#pragma mark -
#pragma mark NSToolbar delegate

- (NSArray *)toolbarSelectableItemIdentifiers:(NSToolbar *)aToolbar {
  return [NSArray arrayWithObjects:
          [[self generalToolbarItem] itemIdentifier],
          [[self accountsToolbarItem] itemIdentifier],
          [[self soundToolbarItem] itemIdentifier],
          [[self networkToolbarItem] itemIdentifier],
          nil];
}


#pragma mark -
#pragma mark NSWindow delegate

- (BOOL)windowShouldClose:(id)window {
  if (networkPreferencesViewController_ != nil) {
    BOOL networkSettingsChanged = [[self networkPreferencesViewController]
                                   checkForNetworkSettingsChanges:window];
    if (networkSettingsChanged)
      return NO;
  }
  
  return YES;
}

- (void)windowWillClose:(NSNotification *)notification {
  // Stop currently playing ringtone that might be selected in Preferences.
  [[[NSApp delegate] ringtone] stop];
}

@end