//
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// IASKSpecifierValuesViewController.m
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// http://www.inappsettingskit.com
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//
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// Copyright (c) 2009:
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// Luc Vandal, Edovia Inc., http://www.edovia.com
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// Ortwin Gentz, FutureTap GmbH, http://www.futuretap.com
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// All rights reserved.
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//
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// It is appreciated but not required that you give credit to Luc Vandal and Ortwin Gentz,
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// as the original authors of this code. You can give credit in a blog post, a tweet or on
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// a info page of your app. Also, the original authors appreciate letting them know if you use this code.
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//
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// This code is licensed under the BSD license that is available at: http://www.opensource.org/licenses/bsd-license.php
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//
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#import "IASKSpecifierValuesViewController.h"
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#import "IASKSpecifier.h"
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#import "IASKSettingsReader.h"
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#import "IASKSettingsStoreUserDefaults.h"
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#define kCellValue @"kCellValue"
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@interface IASKSpecifierValuesViewController()
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- (void)userDefaultsDidChange;
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@end
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@implementation IASKSpecifierValuesViewController
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@synthesize tableView=_tableView;
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@synthesize currentSpecifier=_currentSpecifier;
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@synthesize checkedItem=_checkedItem;
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@synthesize settingsReader = _settingsReader;
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@synthesize settingsStore = _settingsStore;
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- (void) updateCheckedItem {
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NSInteger index;
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// Find the currently checked item
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if([self.settingsStore objectForKey:[_currentSpecifier key]]) {
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index = [[_currentSpecifier multipleValues] indexOfObject:[self.settingsStore objectForKey:[_currentSpecifier key]]];
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} else {
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index = [[_currentSpecifier multipleValues] indexOfObject:[_currentSpecifier defaultValue]];
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}
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[self setCheckedItem:[NSIndexPath indexPathForRow:index inSection:0]];
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}
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- (id<IASKSettingsStore>)settingsStore {
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if(_settingsStore == nil) {
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_settingsStore = [[IASKSettingsStoreUserDefaults alloc] init];
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}
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return _settingsStore;
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}
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- (void)loadView
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{
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_tableView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStyleGrouped];
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_tableView.autoresizingMask = UIViewAutoresizingFlexibleWidth |
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UIViewAutoresizingFlexibleHeight;
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_tableView.delegate = self;
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_tableView.dataSource = self;
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self.view = _tableView;
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}
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- (void)viewWillAppear:(BOOL)animated {
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if (_currentSpecifier) {
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[self setTitle:[_currentSpecifier title]];
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[self updateCheckedItem];
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}
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if (_tableView) {
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[_tableView reloadData];
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// Make sure the currently checked item is visible
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[_tableView scrollToRowAtIndexPath:[self checkedItem] atScrollPosition:UITableViewScrollPositionMiddle animated:NO];
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}
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[super viewWillAppear:animated];
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}
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- (void)viewDidAppear:(BOOL)animated {
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[_tableView flashScrollIndicators];
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[super viewDidAppear:animated];
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[[NSNotificationCenter defaultCenter] addObserver:self
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selector:@selector(userDefaultsDidChange)
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name:NSUserDefaultsDidChangeNotification
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object:[NSUserDefaults standardUserDefaults]];
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}
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- (void)viewDidDisappear:(BOOL)animated {
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[[NSNotificationCenter defaultCenter] removeObserver:self name:NSUserDefaultsDidChangeNotification object:nil];
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[super viewDidDisappear:animated];
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}
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- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
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return YES;
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}
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- (void)dealloc {
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_currentSpecifier = nil;
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_checkedItem = nil;
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_settingsReader = nil;
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_settingsStore = nil;
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_tableView = nil;
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}
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#pragma mark -
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#pragma mark UITableView delegates
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- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
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return 1;
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}
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- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
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return [_currentSpecifier multipleValuesCount];
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}
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- (void)selectCell:(UITableViewCell *)cell {
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[cell setAccessoryType:UITableViewCellAccessoryCheckmark];
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[[cell textLabel] setTextColor:kIASKgrayBlueColor];
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}
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- (void)deselectCell:(UITableViewCell *)cell {
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[cell setAccessoryType:UITableViewCellAccessoryNone];
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[[cell textLabel] setTextColor:[UIColor darkTextColor]];
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}
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- (NSString *)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
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return [_currentSpecifier footerText];
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}
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- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
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UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellValue];
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NSArray *titles = [_currentSpecifier multipleTitles];
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if (!cell) {
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cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:kCellValue];
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}
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if ([indexPath isEqual:[self checkedItem]]) {
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[self selectCell:cell];
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} else {
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[self deselectCell:cell];
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}
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@try {
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[[cell textLabel] setText:[self.settingsReader titleForStringId:[titles objectAtIndex:indexPath.row]]];
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}
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@catch (NSException * e) {}
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return cell;
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}
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
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if (indexPath == [self checkedItem]) {
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[tableView deselectRowAtIndexPath:indexPath animated:YES];
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return;
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}
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NSArray *values = [_currentSpecifier multipleValues];
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[tableView deselectRowAtIndexPath:indexPath animated:YES];
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[self deselectCell:[tableView cellForRowAtIndexPath:[self checkedItem]]];
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[self selectCell:[tableView cellForRowAtIndexPath:indexPath]];
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[self setCheckedItem:indexPath];
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[self.settingsStore setObject:[values objectAtIndex:indexPath.row] forKey:[_currentSpecifier key]];
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[self.settingsStore synchronize];
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[[NSNotificationCenter defaultCenter] postNotificationName:kIASKAppSettingChanged
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object:[_currentSpecifier key]
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userInfo:[NSDictionary dictionaryWithObject:[values objectAtIndex:indexPath.row]
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forKey:[_currentSpecifier key]]];
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}
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- (CGSize)contentSizeForViewInPopover {
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return [[self view] sizeThatFits:CGSizeMake(320, 2000)];
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}
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#pragma mark Notifications
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- (void)userDefaultsDidChange {
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NSIndexPath *oldCheckedItem = self.checkedItem;
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if(_currentSpecifier) {
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[self updateCheckedItem];
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}
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// only reload the table if it had changed; prevents animation cancellation
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if (![self.checkedItem isEqual:oldCheckedItem]) {
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[_tableView reloadData];
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}
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}
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@end
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