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AppDelegate.m
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/*
File: AppDelegate.m
Abstract: The application delegate class
Version: 1.5
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
Inc. ("Apple") in consideration of your agreement to the following
terms, and your use, installation, modification or redistribution of
this Apple software constitutes acceptance of these terms. If you do
not agree with these terms, please do not use, install, modify or
redistribute this Apple software.
In consideration of your agreement to abide by the following terms, and
subject to these terms, Apple grants you a personal, non-exclusive
license, under Apple's copyrights in this original Apple software (the
"Apple Software"), to use, reproduce, modify and redistribute the Apple
Software, with or without modifications, in source and/or binary forms;
provided that if you redistribute the Apple Software in its entirety and
without modifications, you must retain this notice and the following
text and disclaimers in all such redistributions of the Apple Software.
Neither the name, trademarks, service marks or logos of Apple Inc. may
be used to endorse or promote products derived from the Apple Software
without specific prior written permission from Apple. Except as
expressly stated in this notice, no other rights or licenses, express or
implied, are granted by Apple herein, including but not limited to any
patent rights that may be infringed by your derivative works or by other
works in which the Apple Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Copyright (C) 2010 Apple Inc. All Rights Reserved.
*/
#import "AppDelegate.h"
NSString *kFirstNameKey = @"firstNameKey";
NSString *kLastNameKey = @"lastNameKey";
NSString *kNameColorKey = @"nameColorKey";
NSString *kBackgroundColorKey = @"backgroundColorKey";
@implementation AppDelegate
@synthesize window, navigationController, firstName, lastName, backgroundColor, textColor;
- (void)dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver:self
name:NSUserDefaultsDidChangeNotification
object:nil];
[navigationController release];
[firstName release];
[lastName release];
[window release];
[super dealloc];
}
- (void)setupByPreferences
{
NSString *testValue = [[NSUserDefaults standardUserDefaults] stringForKey:kFirstNameKey];
if (testValue == nil)
{
// no default values have been set, create them here based on what's in our Settings bundle info
//
NSString *pathStr = [[NSBundle mainBundle] bundlePath];
NSString *settingsBundlePath = [pathStr stringByAppendingPathComponent:@"Settings.bundle"];
NSString *finalPath = [settingsBundlePath stringByAppendingPathComponent:@"Root.plist"];
NSDictionary *settingsDict = [NSDictionary dictionaryWithContentsOfFile:finalPath];
NSArray *prefSpecifierArray = [settingsDict objectForKey:@"PreferenceSpecifiers"];
NSString *firstNameDefault = nil;
NSString *lastNameDefault = nil;
NSNumber *nameColorDefault = nil;
NSNumber *backgroundColorDefault = nil;
NSDictionary *prefItem;
for (prefItem in prefSpecifierArray)
{
NSString *keyValueStr = [prefItem objectForKey:@"Key"];
id defaultValue = [prefItem objectForKey:@"DefaultValue"];
if ([keyValueStr isEqualToString:kFirstNameKey])
{
firstNameDefault = defaultValue;
}
else if ([keyValueStr isEqualToString:kLastNameKey])
{
lastNameDefault = defaultValue;
}
else if ([keyValueStr isEqualToString:kNameColorKey])
{
nameColorDefault = defaultValue;
}
else if ([keyValueStr isEqualToString:kBackgroundColorKey])
{
backgroundColorDefault = defaultValue;
}
}
// since no default values have been set (i.e. no preferences file created), create it here
NSDictionary *appDefaults = [NSDictionary dictionaryWithObjectsAndKeys:
firstNameDefault, kFirstNameKey,
lastNameDefault, kLastNameKey,
nameColorDefault, kNameColorKey,
backgroundColorDefault, kBackgroundColorKey,
nil];
[[NSUserDefaults standardUserDefaults] registerDefaults:appDefaults];
[[NSUserDefaults standardUserDefaults] synchronize];
}
// we're ready to go, so lastly set the key preference values
firstName = [[NSUserDefaults standardUserDefaults] stringForKey:kFirstNameKey];
lastName = [[NSUserDefaults standardUserDefaults] stringForKey:kLastNameKey];
textColor = [[NSUserDefaults standardUserDefaults] integerForKey:kNameColorKey];
backgroundColor = [[NSUserDefaults standardUserDefaults] integerForKey:kBackgroundColorKey];
}
// we are being notified that our preferences have changed (user changed them in the Settings app)
// so read in the changes and update our UI.
//
- (void)defaultsChanged:(NSNotification *)notif
{
[self setupByPreferences];
UITableView *tableView = ((UITableViewController *)self.navigationController.visibleViewController).tableView;
[tableView reloadData];
}
- (void)applicationDidFinishLaunching:(UIApplication *)application
{
[window addSubview:[navigationController view]];
// listen for changes to our preferences when the Settings app does so,
// when we are resumed from the backround, this will give us a chance to update our UI
//
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(defaultsChanged:)
name:NSUserDefaultsDidChangeNotification
object:nil];
[self setupByPreferences];
}
@end