// // LookOnLineViewController.m // redstar // // Created by admin on 15/11/28. // Copyright © 2015年 ZWF. All rights reserved. // #import "LookOnLineViewController.h" #import "TaxisView.h" #import "ScreenView.h" #import "MenuView.h" #import "LookOnLineTableViewCell.h" #import "LookOnLineDetailViewController.h" #import "HttpClient.h" #import #import #import "NoDataView.h" #import "LookOnLineModel.h" #define kLookOnLineCell @"LookOnLineTableViewCell" @interface LookOnLineViewController () @property (nonatomic, strong) UITableView *tableView; @property (nonatomic, strong) MenuView *menuView; @property (nonatomic, strong) TaxisView *taxisView; @property (nonatomic, strong) ScreenView *screenView; @property (nonatomic, strong) MenuButton *selctedButton; @property (nonatomic, strong) UIView *bgView; @property (nonatomic, assign) NSInteger selectRow; @property (nonatomic, assign) NSInteger timeSelectNum; @property (nonatomic, strong) NSMutableArray *allLookOnLineList; @property (nonatomic, strong) NoDataView *noDataView; @property (nonatomic, assign) int page; @end @implementation LookOnLineViewController - (void)viewDidLoad { [super viewDidLoad]; self.view.backgroundColor = [UIColor whiteColor]; if ([[[UIDevice currentDevice] systemVersion] floatValue] >= 7.0) { self.edgesForExtendedLayout = UIRectEdgeNone; self.extendedLayoutIncludesOpaqueBars = NO; self.modalPresentationCapturesStatusBarAppearance = NO; self.navigationController.navigationBar.translucent = NO; } [self setupNav]; self.allLookOnLineList = [NSMutableArray array]; self.tableView.delegate = self; self.tableView.dataSource = self; [self requestLookOnLineList]; _page = 0; } - (void)viewWillAppear:(BOOL)animated { [super viewWillAppear:animated]; self.tabBarController.tabBar.hidden = YES; } #pragma mark - Private Mothods - (void)doBack:(id)sender { [self.navigationController dismissViewControllerAnimated:YES completion:nil]; } - (void)setupNav { UILabel *customLab = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 40, 30)]; [customLab setTextColor:[UIColor whiteColor]]; [customLab setText:@"临检任务列表"]; customLab.font = [UIFont boldSystemFontOfSize:19]; self.navigationItem.titleView = customLab; UIButton *backBtn = [UIButton buttonWithType:UIButtonTypeCustom]; backBtn.frame = CGRectMake(0, 0, 30, 44); [backBtn setImage:[UIImage imageNamed:@"back_btn"] forState:UIControlStateNormal]; [backBtn addTarget:self action:@selector(doBack:) forControlEvents:UIControlEventTouchUpInside]; UIBarButtonItem *backItem = [[UIBarButtonItem alloc] initWithCustomView:backBtn]; self.navigationItem.leftBarButtonItem = backItem; } - (void)requestLookOnLineList { HttpClient *http = [[HttpClient alloc] initWithUrl:[NSString stringWithFormat:@"%@%@", kRedStarURL, kStoreSportcheckURL]]; // 相关参数 NSString *user_uuid = [[NSUserDefaults standardUserDefaults] objectForKey:@"user_uuid"]; NSNumber *pageSize = [[NSUserDefaults standardUserDefaults] objectForKey:@"requestNumber"]; NSDictionary *parameters = @{@"userUuid":user_uuid, @"pageNumber":@(0), @"pageSize":pageSize }; [MBProgressHUD showHUDAddedTo:self.view animated:YES]; [http getStoreSportCheckListWithParameters:parameters completion:^(id response, NSError *error) { NSLog(@"获取 商场 抽查列表 response= %@", response); NSLog(@"获取 商场 抽查列表 error= %@", error); NSDictionary *dataDict = response[@"data"]; NSArray *recordsArray = dataDict[@"records"]; NSMutableArray *tempArray = [NSMutableArray array]; for (NSDictionary *dict in recordsArray) { LookOnLineModel *lookOnline = [[LookOnLineModel alloc] init]; [lookOnline setValuesForKeysWithDictionary:dict]; [tempArray addObject:lookOnline]; } [_allLookOnLineList addObjectsFromArray:tempArray]; if (_allLookOnLineList.count == 0) { if (_tableView) { [_tableView removeFromSuperview]; _tableView = nil; } self.noDataView.backgroundColor = [UIColor whiteColor]; } else { if (_noDataView) { [_noDataView removeFromSuperview]; _noDataView = nil; } self.tableView.delegate = self; self.tableView.dataSource = self; // 下拉加载更多 self.tableView.footer = [MJRefreshBackNormalFooter footerWithRefreshingBlock:^{ [self requestMoreList]; }]; [self.tableView reloadData]; } [MBProgressHUD hideHUDForView:self.view animated:YES]; self.menuView.backgroundColor = kInspectSectionBackGroundColor; }]; } - (void)requestMoreList { _page++; HttpClient *http = [[HttpClient alloc] initWithUrl:[NSString stringWithFormat:@"%@%@", kRedStarURL, kStoreSportcheckURL]]; // 相关参数 NSString *user_uuid = [[NSUserDefaults standardUserDefaults] objectForKey:@"user_uuid"]; NSNumber *pageSize = [[NSUserDefaults standardUserDefaults] objectForKey:@"requestNumber"]; NSDictionary *parameters = @{@"userUuid":user_uuid, @"pageNumber":@(_page), @"pageSize":pageSize }; [MBProgressHUD showHUDAddedTo:self.view animated:YES]; [http getStoreSportCheckListWithParameters:parameters completion:^(id response, NSError *error) { NSLog(@"上拉加载获取 更多 商场 抽查列表 response= %@", response); NSLog(@"上拉加载获取 更多 商场 抽查列表 error= %@", error); NSDictionary *dataDict = response[@"data"]; NSArray *recordsArray = dataDict[@"records"]; NSMutableArray *tempArray = [NSMutableArray array]; for (NSDictionary *dict in recordsArray) { LookOnLineModel *lookOnline = [[LookOnLineModel alloc] init]; [lookOnline setValuesForKeysWithDictionary:dict]; [tempArray addObject:lookOnline]; } [_allLookOnLineList addObjectsFromArray:tempArray]; if (tempArray.count < 10) { [self.tableView.footer noticeNoMoreData]; } else { [self.tableView.footer endRefreshing]; } [self.tableView reloadData]; [MBProgressHUD hideHUDForView:self.view animated:YES]; }]; } - (void)dropCilck:(MenuButton *)sender { sender.isDrop = !sender.isDrop; if (_selctedButton.tag == sender.tag) { if (sender.isDrop) { if (sender.tag == 4001) { [self showRedView]; } else { [self showGreenView]; } sender.selected = YES; } else { if (sender.tag == 4001) { [self closeRedView]; } else { [self closeGreenView]; } sender.selected = NO; } } else { // 前一次选中的按钮 选中状态置为NO _selctedButton.selected = NO; _selctedButton.isDrop = NO; // 进行选中状态为NO 的操作 // 2.判断当前是否有bgView 有->移除， 没有->跳过 if (_bgView) { // _bgView存在 [_bgView removeFromSuperview]; _bgView = nil; } if (_taxisView) { [_taxisView removeFromSuperview]; _taxisView = nil; } if (_screenView) { [_screenView removeFromSuperview]; _screenView = nil; } // 将当前选中的按钮设置 选中状态为YES; sender.selected = YES; // 对选中按钮 进行相关操作 _selctedButton = (MenuButton *)sender; if (sender.tag == 4001) { [self showRedView]; } else { [self showGreenView]; } } } - (void)showRedView { if (!_bgView) { _bgView = [[UIView alloc] initWithFrame:CGRectMake(0, 45, kScreenWidth, kScreenHeight - 45)]; UITapGestureRecognizer *tapGR = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(closeRedView)]; [_bgView addGestureRecognizer:tapGR]; } if (!_taxisView) { _taxisView = [[TaxisView alloc] init]; _taxisView.tag = 3928342; _taxisView.backgroundColor = [UIColor whiteColor]; } _taxisView.delegate = self; [self.view addSubview:_bgView]; [self.view insertSubview:_taxisView aboveSubview:_bgView]; _bgView.alpha = 0; _bgView.backgroundColor = [UIColor blackColor]; CGRect toFrame = CGRectMake(0, 45, kScreenWidth, kTaxisViewHeight); _taxisView.alpha = 0.0; _taxisView.frame = toFrame; [UIView animateWithDuration:0.3 animations:^{ _bgView.alpha = 0.6; _taxisView.alpha = 1.0; }]; } - (void)closeRedView { _selctedButton.isDrop = NO; _selctedButton.selected = NO; [_selctedButton setTitleColor:kInspectSectionButtonTextColor forState:UIControlStateNormal]; [UIView animateWithDuration:0.3 animations:^{ _bgView.alpha = .0f; _taxisView.alpha = 0.0; } completion:^(BOOL finished) { [_bgView removeFromSuperview]; [_taxisView removeFromSuperview]; }]; } - (void)showGreenView { if (!_bgView) { _bgView = [[UIView alloc] initWithFrame:CGRectMake(0, 45, kScreenWidth, kScreenHeight - 45)]; UITapGestureRecognizer *tapGR = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(closeGreenView)]; [_bgView addGestureRecognizer:tapGR]; } if (!_screenView) { _screenView = [[ScreenView alloc] initWithTitleArray:[NSArray arrayWithObjects:@"全部",@"未处理", @"已处理",@"已完成",nil]]; _screenView.delegate = self; _screenView.inspectTableView.inspectDelegate = self; _screenView.backgroundColor = [UIColor whiteColor]; } [_screenView.resetBtn addTarget:self action:@selector(resetClick:) forControlEvents:UIControlEventTouchUpInside]; [_screenView.submitBtn addTarget:self action:@selector(submitClick:) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:_bgView]; [self.view insertSubview:_screenView aboveSubview:_bgView]; _bgView.alpha = 0; _bgView.backgroundColor = [UIColor blackColor]; CGRect toFrame = CGRectMake(0, 45, kScreenWidth, kScreenViewHeight); _screenView.alpha = 0.0; _screenView.frame = toFrame; [UIView animateWithDuration:0.3 animations:^{ _bgView.alpha = 0.6; _screenView.alpha = 1.0; }]; } - (void)closeGreenView { _selctedButton.isDrop = NO; _selctedButton.selected = NO; [_selctedButton setTitleColor:kInspectSectionButtonTextColor forState:UIControlStateNormal]; [UIView animateWithDuration:0.3 animations:^{ _bgView.alpha = .0f; _screenView.alpha = 0.0; } completion:^(BOOL finished) { [_bgView removeFromSuperview]; [_screenView removeFromSuperview]; }]; } // 重置按钮 - (void)resetClick:(UIButton *)sender { NSInteger selectedIndex = 0; NSIndexPath *selectedIndexPath = [NSIndexPath indexPathForRow:selectedIndex inSection:0]; [_screenView.tableView selectRowAtIndexPath:selectedIndexPath animated:NO scrollPosition:UITableViewScrollPositionNone]; _screenView.textView.text = @""; NSInteger timeIndex = 0; NSIndexPath *timeIndexPath = [NSIndexPath indexPathForRow:timeIndex inSection:0]; [_screenView.tableView selectRowAtIndexPath:timeIndexPath animated:NO scrollPosition:UITableViewScrollPositionNone]; _selectRow = 0; } // 提交按钮 - (void)submitClick:(UIButton *)sender { HttpClient *http = [[HttpClient alloc] initWithUrl:[NSString stringWithFormat:@"%@%@", kRedStarURL, kStoreSportcheckURL]]; NSNumber *pageSize = [[NSUserDefaults standardUserDefaults] objectForKey:@"requestNumber"]; NSMutableDictionary *parameters = [NSMutableDictionary dictionaryWithObjectsAndKeys: [[NSUserDefaults standardUserDefaults] objectForKey:@"user_uuid"],@"userUuid", @[],@"queryOrders", @(0),@"pageNumber", pageSize,@"pageSize", nil]; if (_screenView.groupTabBar.selectNumber == 0) { if (_selectRow == 0) { } else if (_selectRow == 1) { [parameters setObject:@"initial" forKey:@"state"]; } else if (_selectRow == 2) { [parameters setObject:@"reported" forKey:@"state"]; } else { [parameters setObject:@"finished" forKey:@"state"]; } NSArray *array = @[@{@"field":@"state"}]; [parameters setObject:array forKey:@"queryOrders"]; _screenView.textView.text = @""; } else if (_screenView.groupTabBar.selectNumber == 1) { if (_screenView.textView.text.length != 0){ [parameters setObject:_screenView.textView.text forKey:@"titleLike"]; NSArray *array = @[@{@"field":@"name"}]; [parameters setObject:array forKey:@"queryOrders"]; } } else { NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init]; [dateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"]; // 当前时间 NSDate *today = [NSDate date]; NSString *todayStr = [dateFormatter stringFromDate:today]; if (_timeSelectNum == 0) { NSDate *week = [today dateByAddingTimeInterval:-60*60*24*7]; NSString *weekStr = [dateFormatter stringFromDate:week]; [parameters setObject:weekStr forKey:@"endDateFrom"]; [parameters setObject:todayStr forKey:@"endDateTo"]; } else if (_timeSelectNum == 1) { NSDate *oneMonth = [self getPriousorLaterDateFromDate:today withMonth:-1]; NSString *oneMonthStr = [dateFormatter stringFromDate:oneMonth]; [parameters setObject:oneMonthStr forKey:@"endDateFrom"]; [parameters setObject:todayStr forKey:@"endDateTo"]; } else if (_timeSelectNum == 2) { NSDate *threeMonth = [self getPriousorLaterDateFromDate:today withMonth:-3]; NSString *threeMonthStr = [dateFormatter stringFromDate:threeMonth]; [parameters setObject:threeMonthStr forKey:@"endDateFrom"]; [parameters setObject:todayStr forKey:@"endDateTo"]; } else if (_timeSelectNum == 3) { NSDate *oneYear = [self getPriousorLaterDateFromDate:today withMonth:-12]; NSString *oneYearStr = [dateFormatter stringFromDate:oneYear]; [parameters setObject:oneYearStr forKey:@"endDateFrom"]; [parameters setObject:todayStr forKey:@"endDateTo"]; } else { NSDate *oneYear = [self getPriousorLaterDateFromDate:today withMonth:-12]; NSString *oneYearStr = [dateFormatter stringFromDate:oneYear]; [parameters setObject:oneYearStr forKey:@"endDateTo"]; } NSArray *array = @[@{@"field":@"endDate", @"direction":@"asc"}]; [parameters setObject:array forKey:@"queryOrders"]; } NSLog(@"parrr = %@", parameters); [MBProgressHUD showHUDAddedTo:self.view animated:YES]; [http getStoreSportCheckListWithParameters:parameters completion:^(id response, NSError *error) { NSLog(@"获取 商场 抽查列表 response= %@", response); NSLog(@"获取 商场 抽查列表 error= %@", error); NSDictionary *dataDict = response[@"data"]; NSArray *recordsArray = dataDict[@"records"]; NSMutableArray *tempArray = [NSMutableArray array]; for (NSDictionary *dict in recordsArray) { LookOnLineModel *lookOnline = [[LookOnLineModel alloc] init]; [lookOnline setValuesForKeysWithDictionary:dict]; [tempArray addObject:lookOnline]; } _allLookOnLineList = tempArray; if (_allLookOnLineList.count == 0) { if (_tableView) { [_tableView removeFromSuperview]; _tableView = nil; } self.noDataView.backgroundColor = [UIColor whiteColor]; } else { if (_noDataView) { [_noDataView removeFromSuperview]; _noDataView = nil; } self.tableView.delegate = self; self.tableView.dataSource = self; // 下拉加载更多 self.tableView.footer = [MJRefreshBackNormalFooter footerWithRefreshingBlock:^{ [self requestMoreList]; }]; [self.tableView reloadData]; } [self closeGreenView]; [MBProgressHUD hideHUDForView:self.view animated:YES]; self.menuView.backgroundColor = kInspectSectionBackGroundColor; }]; } - (NSDate *)getPriousorLaterDateFromDate:(NSDate *)date withMonth:(int)month { NSDateComponents *comps = [[NSDateComponents alloc] init]; [comps setMonth:month]; NSCalendar *calender = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar]; NSDate *mDate = [calender dateByAddingComponents:comps toDate:date options:0]; return mDate; } #pragma mark - UITableView Delegate/DataSource - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { return _allLookOnLineList.count; } // cell显示的内容 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { LookOnLineTableViewCell *cell=[tableView dequeueReusableCellWithIdentifier:kLookOnLineCell]; if (!cell) { cell = [[LookOnLineTableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:kLookOnLineCell]; } cell.lookOnLine = _allLookOnLineList[indexPath.row]; cell.selectionStyle = UITableViewCellSelectionStyleNone; return cell; } // cell的点击事件 - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { LookOnLineModel *lookOnLine = _allLookOnLineList[indexPath.row]; LookOnLineDetailViewController *lookDetailVC = [[LookOnLineDetailViewController alloc] init]; lookDetailVC.lookOnLine = lookOnLine; [self.navigationController pushViewController:lookDetailVC animated:YES]; } - (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section { return CGFLOAT_MIN; } - (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section { return CGFLOAT_MIN; } #pragma mark - InspectTableViewDelegate - (void)inspectTableViewDidSelectWithRow:(NSInteger)row { _selectRow = row; } #pragma mark - TaxisDelegate - (void)timeChange:(UIButton *)sender { HttpClient *http = [[HttpClient alloc] initWithUrl:[NSString stringWithFormat:@"%@%@", kRedStarURL, kStoreSportcheckURL]]; NSArray *queryOrders; if (sender.tag - kTAxisBtnTag == 1) { queryOrders = @[]; } else if (sender.tag - kTAxisBtnTag == 2) { queryOrders = @[@{@"field":@"endDate", @"direction":@"desc"}]; } else { queryOrders = @[@{@"field":@"endDate", @"direction":@"asc"}]; } // 相关参数 NSString *user_uuid = [[NSUserDefaults standardUserDefaults] objectForKey:@"user_uuid"]; NSNumber *pageSize = [[NSUserDefaults standardUserDefaults] objectForKey:@"requestNumber"]; NSDictionary *parameters = @{@"userUuid":user_uuid, @"pageNumber":@(0), @"pageSize":pageSize, @"queryOrders":queryOrders }; [MBProgressHUD showHUDAddedTo:self.view animated:YES]; [http getStoreSportCheckListWithParameters:parameters completion:^(id response, NSError *error) { NSLog(@"获取 商场 抽查列表 response= %@", response); NSLog(@"获取 商场 抽查列表 error= %@", error); NSDictionary *dataDict = response[@"data"]; NSArray *recordsArray = dataDict[@"records"]; NSMutableArray *tempArray = [NSMutableArray array]; for (NSDictionary *dict in recordsArray) { LookOnLineModel *lookOnline = [[LookOnLineModel alloc] init]; [lookOnline setValuesForKeysWithDictionary:dict]; [tempArray addObject:lookOnline]; } _allLookOnLineList = tempArray; if (_allLookOnLineList.count == 0) { if (_tableView) { [_tableView removeFromSuperview]; _tableView = nil; } self.noDataView.backgroundColor = [UIColor whiteColor]; } else { if (_noDataView) { [_noDataView removeFromSuperview]; _noDataView = nil; } self.tableView.delegate = self; self.tableView.dataSource = self; // 下拉加载更多 self.tableView.footer = [MJRefreshBackNormalFooter footerWithRefreshingBlock:^{ [self requestMoreList]; }]; [self.tableView reloadData]; } [MBProgressHUD hideHUDForView:self.view animated:YES]; self.menuView.backgroundColor = kInspectSectionBackGroundColor; }]; [self closeRedView]; } #pragma mark - ScreenTableDelegate - (void)tableViewDidSelectRow:(NSInteger)row { _timeSelectNum = row; } #pragma mark - lazy loading - (MenuView *)menuView { if (!_menuView) { _menuView = [[MenuView alloc] init]; _menuView.translatesAutoresizingMaskIntoConstraints = NO; _menuView.backgroundColor = kInspectSectionBackGroundColor; [_menuView.taxiButton addTarget:self action:@selector(dropCilck:) forControlEvents:UIControlEventTouchUpInside]; [_menuView.screenButton addTarget:self action:@selector(dropCilck:) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:_menuView]; NSLayoutConstraint *menuTop = [NSLayoutConstraint constraintWithItem:_menuView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeTop multiplier:1.0 constant:0]; [self.view addConstraint:menuTop]; NSLayoutConstraint *menuLeft = [NSLayoutConstraint constraintWithItem:_menuView attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeLeft multiplier:1.0 constant:0]; [self.view addConstraint:menuLeft]; NSLayoutConstraint *menuRight = [NSLayoutConstraint constraintWithItem:_menuView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeRight multiplier:1.0 constant:0]; [self.view addConstraint:menuRight]; NSLayoutConstraint *menuHeight = [NSLayoutConstraint constraintWithItem:_menuView attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationEqual toItem:nil attribute:NSLayoutAttributeNotAnAttribute multiplier:1.0 constant:45]; [self.view addConstraint:menuHeight]; } return _menuView; } - (UITableView *)tableView { if (!_tableView) { _tableView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStyleGrouped]; _tableView.translatesAutoresizingMaskIntoConstraints = NO; _tableView.delegate = self; _tableView.dataSource = self; _tableView.showsVerticalScrollIndicator = NO; _tableView.showsHorizontalScrollIndicator = NO; _tableView.tableFooterView = [[UIView alloc] init]; _tableView.rowHeight = UITableViewAutomaticDimension; _tableView.estimatedRowHeight = 300.0; [_tableView registerClass:[LookOnLineTableViewCell class] forCellReuseIdentifier:kLookOnLineCell]; [self.view addSubview:_tableView]; [self.view insertSubview:_tableView atIndex:0]; NSLayoutConstraint *tableTop = [NSLayoutConstraint constraintWithItem:_tableView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeTop multiplier:1.0 constant:45]; [self.view addConstraint:tableTop]; NSLayoutConstraint *tableLeft = [NSLayoutConstraint constraintWithItem:_tableView attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeLeft multiplier:1.0 constant:0]; [self.view addConstraint:tableLeft]; NSLayoutConstraint *tableRight = [NSLayoutConstraint constraintWithItem:_tableView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeRight multiplier:1.0 constant:0]; [self.view addConstraint:tableRight]; NSLayoutConstraint *tableBottom = [NSLayoutConstraint constraintWithItem:_tableView attribute:NSLayoutAttributeBottom relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeBottom multiplier:1.0 constant:0]; [self.view addConstraint:tableBottom]; } return _tableView; } - (NoDataView *)noDataView { if (!_noDataView) { _noDataView = [[NoDataView alloc] init]; _noDataView.translatesAutoresizingMaskIntoConstraints = NO; [self.view addSubview:_noDataView]; NSLayoutConstraint *tableTop = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeTop multiplier:1.0 constant:45]; [self.view addConstraint:tableTop]; NSLayoutConstraint *tableLeft = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeLeft multiplier:1.0 constant:0]; [self.view addConstraint:tableLeft]; NSLayoutConstraint *tableRight = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeRight multiplier:1.0 constant:0]; [self.view addConstraint:tableRight]; NSLayoutConstraint *tableBottom = [NSLayoutConstraint constraintWithItem:_noDataView attribute:NSLayoutAttributeBottom relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeBottom multiplier:1.0 constant:0]; [self.view addConstraint:tableBottom]; } return _noDataView; } /* #pragma mark - Navigation // In a storyboard-based application, you will often want to do a little preparation before navigation - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { // Get the new view controller using [segue destinationViewController]. // Pass the selected object to the new view controller. } */ @end