mirror of
https://github.com/leanote/leanote-ios.git
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1008 lines
32 KiB
Objective-C
Executable File
1008 lines
32 KiB
Objective-C
Executable File
/**
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笔记本
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*/
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#import "AppDelegate.h"
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#import "NotebookController.h"
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#import "Note.h"
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#import "Notebook.h"
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#import "NotebookService.h"
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#import "UserService.h"
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#import "NoteController.h"
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#import "AddNotebookViewController.h"
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#import "Leas.h"
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#import "LeaAlert.h"
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//#import "SWTableViewCell.h"
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@interface NotebookController ()
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// 从setting过来要用
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@property (nonatomic, strong) Note *note;
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@property (nonatomic) BOOL fromSetting;
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@property (nonatomic, strong) Notebook *curNotebook;
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@property (nonatomic, strong) NSString *curNotebookId;
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@property (nonatomic, strong) UITableViewCell *curCell; // 选择的是当前笔记本
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@property (nonatomic, strong) UITableViewCell *curCellForSearch; // 选择的是当前笔记本
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@property (nonatomic, strong) void (^setSettingNotebook)(Notebook *);
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@property BOOL isSelectOnSearch;
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@property (nonatomic, strong) UIView *nomatchesView;;
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@property (strong, nonatomic) NSFetchedResultsController *searchedResultsController;
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@property BOOL noResult;
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- (void)handleOrientationChangeNotification:(NSNotification *)notification;
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- (void)notepadTitle;
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- (NSUInteger)titleLength;
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- (void)configureCell:(UITableViewCell *)cell forNote:(Note *)note;
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- (NSFetchedResultsController *)fetchedResultsControllerWithPredicate:(NSString *)predicate;
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@end
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@implementation NotebookController
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//@synthesize detailViewController = _detailViewController;
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@synthesize managedObjectContext = _managedObjectContext;
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@synthesize fetchedResultsController = _fetchedResultsController;
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@synthesize searchedResultsController = _searchedResultsController;
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// 如果是从笔记的配置选择进来的就是这个界面
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- (void)initWithNote:(Note *)note fromSetting:(BOOL)fromSetting setSettingNotebook:(void (^)(Notebook *))setSettingNotebook
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{
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self.note = note;
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self.fromSetting = fromSetting;
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self.setSettingNotebook = setSettingNotebook;
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self.curNotebookId = note.notebookId;
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}
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// 这个函数是系统自动来调用
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// ios系统接收到ChangeTheme广播就会来自动调用
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// notify就是广播的所有内容
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- (void) recvBcast:(NSNotification *)notify
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{
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// 必须要设空, 再reload
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_fetchedResultsController = nil;
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_searchedResultsController = nil;
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[self.tableView reloadData];
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}
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#pragma mark - Device Orientation Change Notification
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- (void)handleOrientationChangeNotification:(NSNotification *)notification
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{
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[self.tableView reloadData];
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}
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#pragma mark - ViewController Lifecycle
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- (void)awakeFromNib
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{
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if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad)
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{
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self.clearsSelectionOnViewWillAppear = NO;
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self.preferredContentSize = CGSizeMake(320.0, 600.0);
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}
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[super awakeFromNib];
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}
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// 入口
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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if (self.managedObjectContext == nil) {
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AppDelegate *appDelegate = (AppDelegate*)([UIApplication sharedApplication].delegate);
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self.managedObjectContext = appDelegate.managedObjectContext;
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}
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NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
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// 成为听众一旦有广播就来调用self recvBcast:函数
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[nc addObserver:self selector:@selector(recvBcast:) name:@"changeUser" object:nil];
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// table的样式
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[self setTableStyle:self.tableView];
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// [self setTableStyle:self.searchDisplayController.searchResultsTableView];
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// cate
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if(self.delegate) {
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if (floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_6_1) {
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self.edgesForExtendedLayout = UIRectEdgeNone;
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}
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}
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self.searchDisplayController.searchBar.placeholder = NSLocalizedString(@"Search Notebook", nil);
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self.title = NSLocalizedString(@"Notebook", nil);
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// 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
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// http://stackoverflow.com/a/20975075/4269908
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[self setAutomaticallyAdjustsScrollViewInsets:YES];
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[self setExtendedLayoutIncludesOpaqueBars:YES];
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// 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
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// self.navigationController.navigationBar.translucent = YES;
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//
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self.nomatchesView = [self iniNoResultView:self.tableView];
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}
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- (void)viewWillAppear:(BOOL)animated
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{
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[super viewWillAppear:animated];
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// 非IPAD下, 如果当前是isSelectOnSearch才要隐藏
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if(self.isSelectOnSearch && !IS_IPAD) {
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NSLog(@"self.isSelectOnSearch viewWillAppear");
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[self.navigationController setNavigationBarHidden:YES animated:animated];
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}
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// 如果是setting, 不要+
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if(self.fromSetting) {
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self.navigationItem.rightBarButtonItem = nil;
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}
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else {
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[self.navigationItem.rightBarButtonItem setTarget:self];
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[self.navigationItem.rightBarButtonItem setAction:@selector(goAddNotebook:)];
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}
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[self beautifySearchBar];
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[self setBarStyle];
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// ios7
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if(self.noResult) {
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self.nomatchesView.hidden = NO;
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}
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}
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- (void)viewWillDisappear:(BOOL)animated
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{
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if(self.fromSetting) {
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if(self.curNotebook) {
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self.setSettingNotebook(self.curNotebook);
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}
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}
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[super viewWillDisappear:animated];
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}
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- (void)didReceiveMemoryWarning
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{
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[super didReceiveMemoryWarning];
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// Dispose of any resources that can be recreated.
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}
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// 取消
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- (IBAction)goAddNotebook:(id)sender
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{
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[self gotoAddNotebook:nil];
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}
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#pragma mark - Table View
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// 多少组, 当前只有一个, 后期可以按日期来分组
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// get the number of sections in the table view
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- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
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{
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NSFetchedResultsController *fetched = nil;
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if(tableView == self.tableView)
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fetched = self.fetchedResultsController;
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else
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fetched = self.searchedResultsController;
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return [[fetched sections] count];
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}
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// 每组有多少行
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// get the number of rows in the table view section
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- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
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{
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NSFetchedResultsController *fetched = nil;
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BOOL isSearch;
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if(tableView == self.tableView) {
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fetched = self.fetchedResultsController;
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isSearch = NO;
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}
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else {
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fetched = self.searchedResultsController;
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isSearch = YES;
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}
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id <NSFetchedResultsSectionInfo> sectionInfo = [[fetched sections] objectAtIndex:section];
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NSInteger count = [sectionInfo numberOfObjects];
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if(!isSearch) {
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if (count == 0) {
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self.nomatchesView.hidden = NO;
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self.noResult = YES;
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self.searchDisplayController.searchBar.hidden = YES;
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}
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else {
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self.nomatchesView.hidden = YES;
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self.noResult = NO;
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self.searchDisplayController.searchBar.hidden = NO;
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}
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}
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return count;
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}
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// 每行显示什么
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- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
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{
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/*
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UITableViewCell *cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:cellIdentifier];
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if (cell == nil)
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{
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cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle
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reuseIdentifier:cellIdentifier];
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cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
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cell.selectionStyle = UITableViewCellSelectionStyleBlue;
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}
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*/
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static NSString *cellIdentifier2 = @"NotebookCell2";
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NotebookTagCell *cell = (NotebookTagCell *)[tableView dequeueReusableCellWithIdentifier:cellIdentifier2];
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if (cell == nil) {
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cell = [[NotebookTagCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:cellIdentifier2];
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// cell.leftUtilityButtons = [self leftButtons];
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cell.rightUtilityButtons = [self rightButtons];
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cell.delegate = self;
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}
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// get the right fetch controller
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NSFetchedResultsController *fetched = nil;
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if(tableView == self.tableView)
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fetched = self.fetchedResultsController;
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else
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fetched = self.searchedResultsController;
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Notebook *notebook = [fetched objectAtIndexPath:indexPath];
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[self configureCell:cell forNotebook:notebook];
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return cell;
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}
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// 行高
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- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
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// get the right fetch controller
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NSFetchedResultsController *fetched = nil;
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if(tableView == self.tableView)
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fetched = self.fetchedResultsController;
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else
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fetched = self.searchedResultsController;
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// configure the cell
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Notebook *notebook = [fetched objectAtIndexPath:indexPath];
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return [NotebookTagCell rowHeightForContentProvider:[CellInfo getCellInfo:notebook] andWidth:CGRectGetWidth(tableView.frame)];
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}
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- (NSArray *)rightButtons
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{
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NSMutableArray *rightUtilityButtons = [NSMutableArray new];
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[rightUtilityButtons sw_addUtilityButtonWithColor:
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[UIColor colorWithRed:0.78f green:0.78f blue:0.8f alpha:1.0]
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title:NSLocalizedString(@"Edit", nil)];
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[rightUtilityButtons sw_addUtilityButtonWithColor:
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[UIColor colorWithRed:1.0f green:0.231f blue:0.188 alpha:1.0f]
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title:NSLocalizedString(@"Delete", nil)];
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return rightUtilityButtons;
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}
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- (NSArray *)leftButtons
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{
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NSMutableArray *leftUtilityButtons = [NSMutableArray new];
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[leftUtilityButtons sw_addUtilityButtonWithColor:
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[UIColor colorWithRed:0.07 green:0.75f blue:0.16f alpha:1.0]
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icon:[UIImage imageNamed:@"check.png"]];
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[leftUtilityButtons sw_addUtilityButtonWithColor:
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[UIColor colorWithRed:1.0f green:1.0f blue:0.35f alpha:1.0]
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icon:[UIImage imageNamed:@"clock.png"]];
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[leftUtilityButtons sw_addUtilityButtonWithColor:
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[UIColor colorWithRed:1.0f green:0.231f blue:0.188f alpha:1.0]
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icon:[UIImage imageNamed:@"cross.png"]];
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[leftUtilityButtons sw_addUtilityButtonWithColor:
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[UIColor colorWithRed:0.55f green:0.27f blue:0.07f alpha:1.0]
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icon:[UIImage imageNamed:@"list.png"]];
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return leftUtilityButtons;
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}
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// 每行显示的信息
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// configure the note table view cell
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- (void)configureCell:(NotebookTagCell *)cell forNotebook:(Notebook *)notebook
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{
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BOOL isSearch = self.searchDisplayController.active;
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[cell setCellInfo: [CellInfo getCellInfo:notebook]];
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if(self.fromSetting
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&& self.curNotebookId
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&& [notebook.notebookId isEqualToString:self.curNotebookId]) {
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NSLog(@"%@-%@", notebook.notebookId, notebook.title);
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if(isSearch) {
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self.curCellForSearch = cell;
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}
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else {
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self.curCell = cell;
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}
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cell.accessoryType = UITableViewCellAccessoryCheckmark;
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}
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else {
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cell.accessoryType = UITableViewCellAccessoryNone;
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}
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return;
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
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[dateFormatter setDateFormat:@"MM-dd-yyyy HH:mm"];
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NSRange cr = [notebook.title rangeOfCharacterFromSet:[NSCharacterSet newlineCharacterSet]];
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// 为了添加省略号
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if(cr.length != NSNotFound)
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{
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if(cr.location > [self titleLength])
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{
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NSUInteger len = MIN([notebook.title length], [self titleLength]);
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NSRange range = NSMakeRange(0, len);
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cell.textLabel.text = notebook.title; // [NSString stringWithFormat:@"%@...",[notebook.title substringWithRange:range]];
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}
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else
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{
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NSRange range = NSMakeRange(0, cr.location);
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cell.textLabel.text = notebook.title; // [notebook.title substringWithRange:range];
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}
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}
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else
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{
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NSUInteger len = MIN([notebook.title length], [self titleLength]);
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NSRange range = NSMakeRange(0, len);
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cell.textLabel.text = notebook.title; // [NSString stringWithFormat:@"%@...",[notebook.title substringWithRange:range]];
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}
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// 每行显示两种信息, 标题和数量
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// TODO
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cell.textLabel.font = [UIFont systemFontOfSize:18.0];
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cell.textLabel.textColor = [UIColor blackColor];
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// 来自setting, check it
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if(self.fromSetting) {
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NSString *curNotebookId = self.note.notebookId;
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if(self.curNotebook) {
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curNotebookId = self.curNotebook.notebookId;
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}
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if([curNotebookId isEqualToString:notebook.notebookId]) {
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cell.accessoryType = UITableViewCellAccessoryCheckmark;
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self.curCell = cell;
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self.curNotebook = notebook;
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// [cell setHighlighted:YES]; 没用
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}
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}
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else {
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cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
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cell.detailTextLabel.text = [NSString stringWithFormat:@"%@", notebook.noteCount];
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}
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}
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// 可编辑, 因为可删除
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- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
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{
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return NO;
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}
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// 单元格操作, 删除
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- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
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{
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// 删除的操作
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if (editingStyle == UITableViewCellEditingStyleDelete)
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{
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NSFetchedResultsController *fetched = nil;
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if(tableView == self.tableView)
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fetched = self.fetchedResultsController;
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else
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fetched = self.searchedResultsController;
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// 删除之, 这里应该设为Trash, 而不是删除 TODO
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NSManagedObjectContext *context = [fetched managedObjectContext];
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Notebook *notebook = [fetched objectAtIndexPath:indexPath];
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[context deleteObject:notebook];
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NSError *error = nil;
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if (![context save:&error])
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{
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// Replace this implementation with code to handle the error appropriately.
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// abort() causes the application to generate a crash log and terminate.
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// You should not use this function in a shipping application,
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// although it may be useful during development.
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NSLog(@"Unresolved error %@, %@", error, [error userInfo]);
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abort();
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}
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}
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}
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// 不可移动
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- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath
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{
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return NO;
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}
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// 点击事件, 这里为什么还需要? 不是有prepareForSegue吗?
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
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{
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// get the right fetch controller
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NSFetchedResultsController *fetched = nil;
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if(tableView == self.tableView) {
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fetched = self.fetchedResultsController;
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self.isSelectOnSearch = NO;
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}
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else {
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fetched = self.searchedResultsController;
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// 证明是在搜索的时候, 那么是natigation hidden的状态
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self.isSelectOnSearch = YES;
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}
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// configure the cell
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Notebook *notebook = [fetched objectAtIndexPath:indexPath];
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// 选择笔记本
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if (self.fromSetting) {
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UITableViewCell *cell = [tableView cellForRowAtIndexPath:indexPath];
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// 当前cell取消之
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if(self.curCell) {
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self.curCell.accessoryType = UITableViewCellAccessoryNone;
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}
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if(self.curCellForSearch) {
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self.curCellForSearch.accessoryType = UITableViewCellAccessoryNone;
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}
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if(self.isSelectOnSearch) {
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self.curCellForSearch = cell;
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}
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else {
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// 重新设置当前cell
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self.curCell = cell;
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}
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cell.accessoryType = UITableViewCellAccessoryCheckmark;
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self.curNotebook = notebook;
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self.curNotebookId = notebook.notebookId;
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return;
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}
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if(self.delegate) {
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// NSLog(@"setNavigationBarHidden NO 1");
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// [self.navigationController setNavigationBarHidden:NO animated:NO];
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}
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// 从xib中生成
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// MasterViewController *viewController = [[MasterViewController alloc] initWithNibName:@"ipadNIB" bundle:nil];
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// 从storyboard生成controller
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// http://stackoverflow.com/questions/16134361/how-to-call-a-view-controller-programmatically
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NSString *storyboardName = @"MainStoryboard_iPhone";
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UIStoryboard *storyboard = [UIStoryboard storyboardWithName:storyboardName bundle: nil];
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NoteController *vc = [storyboard instantiateViewControllerWithIdentifier:@"Note"];
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vc.notebook = notebook;
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// 设置当前选择的笔记本, 没用了
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// [NotebookService setCurNotebook:notebook];
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// [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 <NSFetchedResultsSectionInfo>)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 <NSFetchedResultsSectionInfo>)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
|