/** 笔记本 */ #import "AppDelegate.h" #import "NotebookController.h" #import "Note.h" #import "Notebook.h" #import "NotebookService.h" #import "UserService.h" #import "NoteController.h" #import "AddNotebookViewController.h" #import "Leas.h" #import "LeaAlert.h" //#import "SWTableViewCell.h" @interface NotebookController () // 从setting过来要用 @property (nonatomic, strong) Note *note; @property (nonatomic) BOOL fromSetting; @property (nonatomic, strong) Notebook *curNotebook; @property (nonatomic, strong) NSString *curNotebookId; @property (nonatomic, strong) UITableViewCell *curCell; // 选择的是当前笔记本 @property (nonatomic, strong) UITableViewCell *curCellForSearch; // 选择的是当前笔记本 @property (nonatomic, strong) void (^setSettingNotebook)(Notebook *); @property BOOL isSelectOnSearch; @property (nonatomic, strong) UIView *nomatchesView;; @property (strong, nonatomic) NSFetchedResultsController *searchedResultsController; @property BOOL noResult; - (void)handleOrientationChangeNotification:(NSNotification *)notification; - (void)notepadTitle; - (NSUInteger)titleLength; - (void)configureCell:(UITableViewCell *)cell forNote:(Note *)note; - (NSFetchedResultsController *)fetchedResultsControllerWithPredicate:(NSString *)predicate; @end @implementation NotebookController //@synthesize detailViewController = _detailViewController; @synthesize managedObjectContext = _managedObjectContext; @synthesize fetchedResultsController = _fetchedResultsController; @synthesize searchedResultsController = _searchedResultsController; // 如果是从笔记的配置选择进来的就是这个界面 - (void)initWithNote:(Note *)note fromSetting:(BOOL)fromSetting setSettingNotebook:(void (^)(Notebook *))setSettingNotebook { self.note = note; self.fromSetting = fromSetting; self.setSettingNotebook = setSettingNotebook; self.curNotebookId = note.notebookId; } // 这个函数是系统自动来调用 // ios系统接收到ChangeTheme广播就会来自动调用 // notify就是广播的所有内容 - (void) recvBcast:(NSNotification *)notify { // 必须要设空, 再reload _fetchedResultsController = nil; _searchedResultsController = nil; [self.tableView reloadData]; } #pragma mark - Device Orientation Change Notification - (void)handleOrientationChangeNotification:(NSNotification *)notification { [self.tableView reloadData]; } #pragma mark - ViewController Lifecycle - (void)awakeFromNib { if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) { self.clearsSelectionOnViewWillAppear = NO; self.preferredContentSize = CGSizeMake(320.0, 600.0); } [super awakeFromNib]; } // 入口 - (void)viewDidLoad { [super viewDidLoad]; if (self.managedObjectContext == nil) { AppDelegate *appDelegate = (AppDelegate*)([UIApplication sharedApplication].delegate); self.managedObjectContext = appDelegate.managedObjectContext; } NSNotificationCenter *nc = [NSNotificationCenter defaultCenter]; // 成为听众一旦有广播就来调用self recvBcast:函数 [nc addObserver:self selector:@selector(recvBcast:) name:@"changeUser" object:nil]; // table的样式 [self setTableStyle:self.tableView]; // [self setTableStyle:self.searchDisplayController.searchResultsTableView]; // cate if(self.delegate) { if (floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_6_1) { self.edgesForExtendedLayout = UIRectEdgeNone; } } self.searchDisplayController.searchBar.placeholder = NSLocalizedString(@"Search Notebook", nil); self.title = NSLocalizedString(@"Notebook", nil); // 我靠, 我不是故意的, 如果不加这两句, search bar动画会有突现, 突下的动画 // http://stackoverflow.com/a/20975075/4269908 [self setAutomaticallyAdjustsScrollViewInsets:YES]; [self setExtendedLayoutIncludesOpaqueBars:YES]; // 用这个也行, 但要隐藏的时候设为NO才行,不然会影响其它view的controller // self.navigationController.navigationBar.translucent = YES; // self.nomatchesView = [self iniNoResultView:self.tableView]; } - (void)viewWillAppear:(BOOL)animated { [super viewWillAppear:animated]; // 非IPAD下, 如果当前是isSelectOnSearch才要隐藏 if(self.isSelectOnSearch && !IS_IPAD) { NSLog(@"self.isSelectOnSearch viewWillAppear"); [self.navigationController setNavigationBarHidden:YES animated:animated]; } // 如果是setting, 不要+ if(self.fromSetting) { self.navigationItem.rightBarButtonItem = nil; } else { [self.navigationItem.rightBarButtonItem setTarget:self]; [self.navigationItem.rightBarButtonItem setAction:@selector(goAddNotebook:)]; } [self beautifySearchBar]; [self setBarStyle]; // ios7 if(self.noResult) { self.nomatchesView.hidden = NO; } } - (void)viewWillDisappear:(BOOL)animated { if(self.fromSetting) { if(self.curNotebook) { self.setSettingNotebook(self.curNotebook); } } [super viewWillDisappear:animated]; } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. } // 取消 - (IBAction)goAddNotebook:(id)sender { [self gotoAddNotebook:nil]; } #pragma mark - Table View // 多少组, 当前只有一个, 后期可以按日期来分组 // get the number of sections in the table view - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { NSFetchedResultsController *fetched = nil; if(tableView == self.tableView) fetched = self.fetchedResultsController; else fetched = self.searchedResultsController; return [[fetched sections] count]; } // 每组有多少行 // get the number of rows in the table view section - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { NSFetchedResultsController *fetched = nil; BOOL isSearch; if(tableView == self.tableView) { fetched = self.fetchedResultsController; isSearch = NO; } else { fetched = self.searchedResultsController; isSearch = YES; } id sectionInfo = [[fetched sections] objectAtIndex:section]; NSInteger count = [sectionInfo numberOfObjects]; if(!isSearch) { if (count == 0) { self.nomatchesView.hidden = NO; self.noResult = YES; self.searchDisplayController.searchBar.hidden = YES; } else { self.nomatchesView.hidden = YES; self.noResult = NO; self.searchDisplayController.searchBar.hidden = NO; } } return count; } // 每行显示什么 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { /* UITableViewCell *cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cellIdentifier]; if (cell == nil) { cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:cellIdentifier]; cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator; cell.selectionStyle = UITableViewCellSelectionStyleBlue; } */ static NSString *cellIdentifier2 = @"NotebookCell2"; NotebookTagCell *cell = (NotebookTagCell *)[tableView dequeueReusableCellWithIdentifier:cellIdentifier2]; if (cell == nil) { cell = [[NotebookTagCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:cellIdentifier2]; // cell.leftUtilityButtons = [self leftButtons]; cell.rightUtilityButtons = [self rightButtons]; cell.delegate = self; } // get the right fetch controller NSFetchedResultsController *fetched = nil; if(tableView == self.tableView) fetched = self.fetchedResultsController; else fetched = self.searchedResultsController; Notebook *notebook = [fetched objectAtIndexPath:indexPath]; [self configureCell:cell forNotebook:notebook]; return cell; } // 行高 - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath { // get the right fetch controller NSFetchedResultsController *fetched = nil; if(tableView == self.tableView) fetched = self.fetchedResultsController; else fetched = self.searchedResultsController; // configure the cell Notebook *notebook = [fetched objectAtIndexPath:indexPath]; return [NotebookTagCell rowHeightForContentProvider:[CellInfo getCellInfo:notebook] andWidth:CGRectGetWidth(tableView.frame)]; } - (NSArray *)rightButtons { NSMutableArray *rightUtilityButtons = [NSMutableArray new]; [rightUtilityButtons sw_addUtilityButtonWithColor: [UIColor colorWithRed:0.78f green:0.78f blue:0.8f alpha:1.0] title:NSLocalizedString(@"Edit", nil)]; [rightUtilityButtons sw_addUtilityButtonWithColor: [UIColor colorWithRed:1.0f green:0.231f blue:0.188 alpha:1.0f] title:NSLocalizedString(@"Delete", nil)]; return rightUtilityButtons; } - (NSArray *)leftButtons { NSMutableArray *leftUtilityButtons = [NSMutableArray new]; [leftUtilityButtons sw_addUtilityButtonWithColor: [UIColor colorWithRed:0.07 green:0.75f blue:0.16f alpha:1.0] icon:[UIImage imageNamed:@"check.png"]]; [leftUtilityButtons sw_addUtilityButtonWithColor: [UIColor colorWithRed:1.0f green:1.0f blue:0.35f alpha:1.0] icon:[UIImage imageNamed:@"clock.png"]]; [leftUtilityButtons sw_addUtilityButtonWithColor: [UIColor colorWithRed:1.0f green:0.231f blue:0.188f alpha:1.0] icon:[UIImage imageNamed:@"cross.png"]]; [leftUtilityButtons sw_addUtilityButtonWithColor: [UIColor colorWithRed:0.55f green:0.27f blue:0.07f alpha:1.0] icon:[UIImage imageNamed:@"list.png"]]; return leftUtilityButtons; } // 每行显示的信息 // configure the note table view cell - (void)configureCell:(NotebookTagCell *)cell forNotebook:(Notebook *)notebook { BOOL isSearch = self.searchDisplayController.active; [cell setCellInfo: [CellInfo getCellInfo:notebook]]; if(self.fromSetting && self.curNotebookId && [notebook.notebookId isEqualToString:self.curNotebookId]) { NSLog(@"%@-%@", notebook.notebookId, notebook.title); if(isSearch) { self.curCellForSearch = cell; } else { self.curCell = cell; } cell.accessoryType = UITableViewCellAccessoryCheckmark; } else { cell.accessoryType = UITableViewCellAccessoryNone; } return; NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init]; [dateFormatter setDateFormat:@"MM-dd-yyyy HH:mm"]; NSRange cr = [notebook.title rangeOfCharacterFromSet:[NSCharacterSet newlineCharacterSet]]; // 为了添加省略号 if(cr.length != NSNotFound) { if(cr.location > [self titleLength]) { NSUInteger len = MIN([notebook.title length], [self titleLength]); NSRange range = NSMakeRange(0, len); cell.textLabel.text = notebook.title; // [NSString stringWithFormat:@"%@...",[notebook.title substringWithRange:range]]; } else { NSRange range = NSMakeRange(0, cr.location); cell.textLabel.text = notebook.title; // [notebook.title substringWithRange:range]; } } else { NSUInteger len = MIN([notebook.title length], [self titleLength]); NSRange range = NSMakeRange(0, len); cell.textLabel.text = notebook.title; // [NSString stringWithFormat:@"%@...",[notebook.title substringWithRange:range]]; } // 每行显示两种信息, 标题和数量 // TODO cell.textLabel.font = [UIFont systemFontOfSize:18.0]; cell.textLabel.textColor = [UIColor blackColor]; // 来自setting, check it if(self.fromSetting) { NSString *curNotebookId = self.note.notebookId; if(self.curNotebook) { curNotebookId = self.curNotebook.notebookId; } if([curNotebookId isEqualToString:notebook.notebookId]) { cell.accessoryType = UITableViewCellAccessoryCheckmark; self.curCell = cell; self.curNotebook = notebook; // [cell setHighlighted:YES]; 没用 } } else { cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator; cell.detailTextLabel.text = [NSString stringWithFormat:@"%@", notebook.noteCount]; } } // 可编辑, 因为可删除 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath { return NO; } // 单元格操作, 删除 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath { // 删除的操作 if (editingStyle == UITableViewCellEditingStyleDelete) { NSFetchedResultsController *fetched = nil; if(tableView == self.tableView) fetched = self.fetchedResultsController; else fetched = self.searchedResultsController; // 删除之, 这里应该设为Trash, 而不是删除 TODO NSManagedObjectContext *context = [fetched managedObjectContext]; Notebook *notebook = [fetched objectAtIndexPath:indexPath]; [context deleteObject:notebook]; NSError *error = nil; if (![context save:&error]) { // Replace this implementation with code to handle the error appropriately. // abort() causes the application to generate a crash log and terminate. // You should not use this function in a shipping application, // although it may be useful during development. NSLog(@"Unresolved error %@, %@", error, [error userInfo]); abort(); } } } // 不可移动 - (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath { return NO; } // 点击事件, 这里为什么还需要? 不是有prepareForSegue吗? - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { // get the right fetch controller NSFetchedResultsController *fetched = nil; if(tableView == self.tableView) { fetched = self.fetchedResultsController; self.isSelectOnSearch = NO; } else { fetched = self.searchedResultsController; // 证明是在搜索的时候, 那么是natigation hidden的状态 self.isSelectOnSearch = YES; } // configure the cell Notebook *notebook = [fetched objectAtIndexPath:indexPath]; // 选择笔记本 if (self.fromSetting) { UITableViewCell *cell = [tableView cellForRowAtIndexPath:indexPath]; // 当前cell取消之 if(self.curCell) { self.curCell.accessoryType = UITableViewCellAccessoryNone; } if(self.curCellForSearch) { self.curCellForSearch.accessoryType = UITableViewCellAccessoryNone; } if(self.isSelectOnSearch) { self.curCellForSearch = cell; } else { // 重新设置当前cell self.curCell = cell; } cell.accessoryType = UITableViewCellAccessoryCheckmark; self.curNotebook = notebook; self.curNotebookId = notebook.notebookId; return; } if(self.delegate) { // NSLog(@"setNavigationBarHidden NO 1"); // [self.navigationController setNavigationBarHidden:NO animated:NO]; } // 从xib中生成 // MasterViewController *viewController = [[MasterViewController alloc] initWithNibName:@"ipadNIB" bundle:nil]; // 从storyboard生成controller // http://stackoverflow.com/questions/16134361/how-to-call-a-view-controller-programmatically NSString *storyboardName = @"MainStoryboard_iPhone"; UIStoryboard *storyboard = [UIStoryboard storyboardWithName:storyboardName bundle: nil]; NoteController *vc = [storyboard instantiateViewControllerWithIdentifier:@"Note"]; vc.notebook = notebook; // 设置当前选择的笔记本, 没用了 // [NotebookService setCurNotebook:notebook]; // [vc setNotebook:notebook]; vc.hidesBottomBarWhenPushed = YES; // 设置返回按钮 // 在NoteController设置没用 // This should be placed in the method that calls the ViewController titled "NewTitle". Right before the push or popViewController statement. // http://stackoverflow.com/questions/1449339/how-do-i-change-the-title-of-the-back-button-on-a-navigation-bar UIBarButtonItem *newBackButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Notebook", nil) style:UIBarButtonItemStyleBordered target:nil action:nil]; [[self navigationItem] setBackBarButtonItem:newBackButton]; [self.navigationController pushViewController:vc animated:YES]; // [self presentViewController:vc2 animated:YES completion:nil]; return; // 单纯实例化controller是没有storyboard的组件的(添加, 搜索), 只有一个table view NoteController *vc2 = [[NoteController alloc] init]; vc2.hidesBottomBarWhenPushed = YES; [self.navigationController pushViewController:vc2 animated:YES]; } // 跳转到show note或 add note页面 // 得到点击的note - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { NSLog(@"[%@ %@]", NSStringFromClass([self class]), NSStringFromSelector(_cmd)); if([[segue identifier] isEqualToString:@"showNote"]) { NSLog(@"[%@ %@] showNote", NSStringFromClass([self class]), NSStringFromSelector(_cmd)); NSFetchedResultsController *fetched = nil; NSIndexPath *indexPath = nil; if([self.searchDisplayController isActive]) { fetched = self.searchedResultsController; indexPath = [self.searchDisplayController.searchResultsTableView indexPathForSelectedRow]; } else { fetched = self.fetchedResultsController; indexPath = [self.tableView indexPathForSelectedRow]; } Note *note = [fetched objectAtIndexPath:indexPath]; [[segue destinationViewController] setNote:note]; } else if([[segue identifier] isEqualToString:@"addNote"]) { NSLog(@"[%@ %@] addNote", NSStringFromClass([self class]), NSStringFromSelector(_cmd)); [[segue destinationViewController] setManagedObjectContext:self.managedObjectContext]; } [self.tableView reloadData]; } // 实现这个控制器，最关键的还要实现Fetched Results Controller Delegate Methods。控制器与数据源连接后，控制器监视器会时刻监视着数据源，当数据源发生 // http://blog.csdn.net/jinkelei/article/details/6871403 /* - (void)controllerWillChangeContent:(NSFetchedResultsController *)controller； - (void)controllerDidChangeContent:(NSFetchedResultsController *)controller； - (void)controller:(NSFetchedResultsController *)controller didChangeObject:(id)anObject atIndexPath:(NSIndexPath *)indexPath forChangeType:(NSFetchedResultsChangeType)type newIndexPath:(NSIndexPath *)newIndexPath； - (void)controller:(NSFetchedResultsController *)controller didChangeSection:(id )sectionInfo atIndex:(NSUInteger)sectionIndex forChangeType:(NSFetchedResultsChangeType)type； */ #pragma mark - Fetched results controller - (NSFetchedResultsController *) fetchedResultsControllerWithPredicate:(NSString *)q { NSFetchRequest *fetchRequest = [[NSFetchRequest alloc] init]; // Edit the entity name as appropriate. NSEntityDescription *entity = [NSEntityDescription entityForName:@"Notebook" inManagedObjectContext:self.managedObjectContext]; [fetchRequest setEntity:entity]; // Set the batch size to a suitable number. [fetchRequest setFetchBatchSize:20]; NSString *userId = [UserService getCurUserId]; NSString *defaultQ = [NSString stringWithFormat:@"localIsDelete == NO AND userId='%@'", userId]; if(!q) { q = defaultQ; } else { q = [NSString stringWithFormat:@"%@ and %@", q, defaultQ]; } NSPredicate *predicate = [NSPredicate predicateWithFormat:q]; // set the search predicate [fetchRequest setPredicate:predicate]; // Edit the sort key as appropriate. NSSortDescriptor *sortDescriptor = [NSSortDescriptor sortDescriptorWithKey:@"updatedTime" ascending:NO]; NSSortDescriptor *sortDescriptorSeq = [NSSortDescriptor sortDescriptorWithKey:@"seq" ascending:YES]; NSArray *sortDescriptors = @[sortDescriptor, sortDescriptorSeq]; [fetchRequest setSortDescriptors:sortDescriptors]; // cache NSString *cacheName = @"Notebook"; if( predicate ) cacheName = nil; // Edit the section name key path and cache name if appropriate. // nil for section name key path means "no sections". NSFetchedResultsController *aFetchedResultsController = [[NSFetchedResultsController alloc] initWithFetchRequest:fetchRequest managedObjectContext:self.managedObjectContext sectionNameKeyPath:nil cacheName:cacheName]; // 很有用, 当删除时, 将controller的表格当行也删除掉 aFetchedResultsController.delegate = self; NSFetchedResultsController *fetchedResultsController = aFetchedResultsController; NSError *error = nil; if (![fetchedResultsController performFetch:&error]) { // Replace this implementation with code to handle the error appropriately. // abort() causes the application to generate a crash log and terminate. // You should not use this function in a shipping application, although // it may be useful during development. NSLog(@"Unresolved error %@, %@", error, [error userInfo]); abort(); } return fetchedResultsController; } // 终于理解了 - (NSFetchedResultsController *)fetchedResultsController { if (_fetchedResultsController) { return _fetchedResultsController; } self.fetchedResultsController = [self fetchedResultsControllerWithPredicate:nil]; return _fetchedResultsController; } - (NSFetchedResultsController *)searchedResultsController { if( _searchedResultsController ) { return _searchedResultsController; } self.searchedResultsController = [self fetchedResultsControllerWithPredicate:nil]; return _searchedResultsController; } // 当改变控制器管理的对象后引起了列表section的变化，此时监视器就会调用这个协议函数。 - (void)controller:(NSFetchedResultsController *)controller didChangeSection:(id )sectionInfo atIndex:(NSUInteger)sectionIndex forChangeType:(NSFetchedResultsChangeType)type { UITableView *tableView = nil; if(controller == self.fetchedResultsController) tableView = self.tableView; else tableView = self.searchDisplayController.searchResultsTableView; switch(type) { case NSFetchedResultsChangeInsert: [tableView insertSections:[NSIndexSet indexSetWithIndex:sectionIndex] withRowAnimation:UITableViewRowAnimationFade]; break; case NSFetchedResultsChangeDelete: [tableView deleteSections:[NSIndexSet indexSetWithIndex:sectionIndex] withRowAnimation:UITableViewRowAnimationFade]; break; } } // 当fetchedResultsController发现指定的对象有改变时，监视器会调用这个协议方法。这里改变的类型从列表中体现有 更新、插入、删除或者行的移动。因此这个方法要实现所有的这些方法，以应对任何一种改变。下面是这个方法的标准实现 - (void)controller:(NSFetchedResultsController *)controller didChangeObject:(id)anObject atIndexPath:(NSIndexPath *)indexPath forChangeType:(NSFetchedResultsChangeType)type // 改变的类型 newIndexPath:(NSIndexPath *)newIndexPath { UITableView *tableView = nil; if(controller == self.fetchedResultsController) tableView = self.tableView; else tableView = self.searchDisplayController.searchResultsTableView; switch(type) { case NSFetchedResultsChangeInsert: // 插入 [tableView insertRowsAtIndexPaths:@[newIndexPath] withRowAnimation:UITableViewRowAnimationFade]; break; case NSFetchedResultsChangeDelete: // 删除 [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade]; break; case NSFetchedResultsChangeUpdate: // 改变 { Notebook *notebook = [controller objectAtIndexPath:indexPath]; [self configureCell:[tableView cellForRowAtIndexPath:indexPath] forNotebook:notebook]; } break; case NSFetchedResultsChangeMove: [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade]; [tableView insertRowsAtIndexPaths:@[newIndexPath] withRowAnimation:UITableViewRowAnimationFade]; break; } } // 数据将要改变 // 当控制器监控的数据发生改变时，如对象被删除，有插入，更新等，监视器会在数据发生改变前意识到这个情况，此时就会调用这个函数。往往我们用列表的形式表现数据，此时意味着屏幕上的数据即将过时，因为数据马上要改变了，这是这个协议方法的工作就是通知列表数据马上要更新的消息，往往代码是这样实现的。 - (void)controllerWillChangeContent:(NSFetchedResultsController *)controller { UITableView *tableView = nil; if(controller == self.fetchedResultsController) tableView = self.tableView; else tableView = self.searchDisplayController.searchResultsTableView; [tableView beginUpdates]; } // 已经改变 // 当fetchedResultsController完成对数据的改变时，监视器会调用这个协议方法。在上面提到的情况，这个方法要通知列表数据已经完成，可以更新显示的数据这个消息，因此通常的实现是这样的 - (void)controllerDidChangeContent:(NSFetchedResultsController *)controller { UITableView *tableView = nil; if(controller == self.fetchedResultsController) tableView = self.tableView; else tableView = self.searchDisplayController.searchResultsTableView; [tableView endUpdates]; } #pragma mark - Title Length Method - (NSUInteger)titleLength { // default table view title length NSUInteger titleLen = 24; if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) { titleLen = 24; } else { // if we are a phone and turned landscape we want to give the user a bit more // title info UIInterfaceOrientation orientation = [UIApplication sharedApplication].statusBarOrientation; if(UIInterfaceOrientationIsLandscape(orientation)) titleLen = 36; } return titleLen; } // ipad下search bar上移, 但navigation却不隐藏 // ipad下模拟没有navigationController, 但是SWTableViewCell selectCell 要用到 // http://stackoverflow.com/a/5860412/4269908 /* - (UINavigationController *)navigationController { if(UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) { NSString *sourceString = [[NSThread callStackSymbols] objectAtIndex:1]; // Example: 1 UIKit 0x00540c89 -[UIApplication _callInitializationDelegatesForURL:payload:suspended:] + 1163 NSCharacterSet *separatorSet = [NSCharacterSet characterSetWithCharactersInString:@" -[]+?.,"]; NSMutableArray *array = [NSMutableArray arrayWithArray:[sourceString componentsSeparatedByCharactersInSet:separatorSet]]; [array removeObject:@""]; // Array[3] == class caller if([array[3] isEqualToString:@"UISearchDisplayController"]) { return nil; } } return [super navigationController]; } */ #pragma mark - UISearchDisplayDelegate Methods - (void)searchDisplayController:(UISearchDisplayController *)controller didLoadSearchResultsTableView:(UITableView *)tableView { [self beautifySearchBar:controller]; } - (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString { NSLog(@"[%@ %@]", NSStringFromClass([self class]), NSStringFromSelector(_cmd)); NSString *q = [NSString stringWithFormat:@"title contains[cd] '%@'", searchString]; self.searchedResultsController = [self fetchedResultsControllerWithPredicate:q]; // Return YES to cause the search result table view to be reloaded. return YES; } // 开始搜索, 从点击uisearchbar开始 - (void)searchDisplayControllerWillBeginSearch:(UISearchDisplayController *)controller { if (!IS_IPAD) { [self setBarStyleBlack]; // cate if(self.delegate) { // 1. 这里控制动画 [UIView animateWithDuration:0.25f animations:^{ CGRect frame = self.view.frame; frame.origin.y = [UIApplication sharedApplication].statusBarFrame.size.height; self.view.frame = frame; }]; NSLog(@"setNavigationBarHidden YES!!!!!!!!!"); [self.navigationController setNavigationBarHidden:YES animated:YES]; CGRect frame = self.view.frame; frame.size.height = [self.delegate getSearchedViewHeight]; self.view.frame = frame; } self.isSelectOnSearch = YES; } } // 结束搜索, 点击取消 - (void)searchDisplayControllerWillEndSearch:(UISearchDisplayController *)controller { self.searchedResultsController.delegate = nil; self.searchedResultsController = nil; // 重新载入数据 // [controller.searchResultsTableView reloadData]; // 不能有这个, 这个没用!! 有这个会导致选择笔记有问题 [self.tableView reloadData]; if (!IS_IPAD) { [self restoreBarStyle]; // cate if(self.delegate) { // 2. 还原 [UIView animateWithDuration:0.25f animations:^{ CGRect frame = self.view.frame; frame.origin.y = 64; self.view.frame = frame; } completion:^(BOOL finished) { if(finished) { CGRect frame = self.view.frame; frame.size.height = [self.delegate getCancelSearchViewHeight]; self.view.frame = frame; } }]; [self.navigationController setNavigationBarHidden:NO animated:YES]; } self.isSelectOnSearch = NO; } } #pragma mark - UISearchBarDelegate Methods - (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar { // self.searchedResultsController = nil; } // 开始要输入了 -(BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar{ // 之前是放在这里的, 现在不放在这里, 因为搜索后, 点击选项也会执行这个 return YES; } - (void)searchBarTextDidBeginEditing:(UISearchBar *)searchBar { [searchBar setShowsCancelButton:YES animated:YES]; } #pragma mark - SWTableViewDelegate - (void)swipeableTableViewCell:(SWTableViewCell *)cell didTriggerLeftUtilityButtonWithIndex:(NSInteger)index { switch (index) { case 0: NSLog(@"check button was pressed"); break; case 1: NSLog(@"clock button was pressed"); break; case 2: NSLog(@"cross button was pressed"); break; case 3: NSLog(@"list button was pressed"); default: break; } } - (void)swipeableTableViewCell:(SWTableViewCell *)cell didTriggerRightUtilityButtonWithIndex:(NSInteger)index { NSFetchedResultsController *fetched = nil; NSIndexPath *indexPath; if(!self.searchDisplayController.isActive) { fetched = self.fetchedResultsController; indexPath = [self.tableView indexPathForCell:cell]; } else { fetched = self.searchedResultsController; indexPath = [self.searchDisplayController.searchResultsTableView indexPathForCell:cell]; } // 删除之, 这里应该设为Trash, 而不是删除 TODO Notebook *notebook = [fetched objectAtIndexPath:indexPath]; switch (index) { // 编辑, 跳转到AddNotebookController.h case 0: { [self gotoAddNotebook:notebook]; // 关闭之 [cell hideUtilityButtonsAnimated:YES]; break; } // 删除 case 1: { if([notebook.noteCount integerValue] > 0) { [LeaAlert showAlertWithTitle:NSLocalizedString(@"Tip", nil) message:NSLocalizedString(@"The notebook has notes, please delete all notebooks' notes before", nil) withSupportButton:NO okPressedBlock:^(UIAlertView *alertView) { // 关闭之 [cell hideUtilityButtonsAnimated:YES]; }]; } else { [Leas.notebook deleteNotebok:notebook success:nil fail:nil]; // [context deleteObject: notebook]; [Leas.notebook pushAndWrite:notebook success:^{ // tips 提示同步成功 [self showSuccessMsg:NSLocalizedString(@"Synchronize deleted notebook successful", nil)]; } fail:^(id ret) { [self showErrorMsg:NSLocalizedString(@"Synchronize deleted notebook failed", nil) ret:ret]; }]; // 关闭之 [cell hideUtilityButtonsAnimated:YES]; } break; } default: break; } } #pragma <#arguments#> -(void) gotoAddNotebook:(Notebook *) notebook { AddNotebookViewController *vc = [[AddNotebookViewController alloc] init]; vc.notebook = notebook; UINavigationController *navController = [[UINavigationController alloc] initWithRootViewController:vc]; [self.navigationController presentViewController:navController animated:YES completion:nil]; } @end