iOS Learning-Tableviewcell (group purchase)

model////yjtg.h//01-tableviewcell-buy////Created by Jacky-mac on 15-6-29.//Copyright (c) 2015 www.train.com. All rights reserved.//#import <Foundation/Foundation.h> @interface yjtg:nsobject@property (nonatomic,copy) NSString *icon; @property (nonatomic,copy) nsstring *price; @property (nonatomic,copy) nsstring *title; @property ( nonatomic,copy) NSString *buycount;-(instancetype) initwithdict: (Nsdictionary *) dict;+ (instancetype) TgWithDict: ( Nsdictionary *) dict;+ (Nsmutablearray *) TGS; @end////yjtg.m//01-tableviewcell-Group purchase////Created by Jacky-mac on 15-6-29./ /Copyright (c) www.train.com 2015. All rights reserved.//#import ' YJTg.h ' @implementation yjtg-(instancetype) initwithdict: (Nsdictionary *) dict{self = [su    Per Init];    if (self) {[self setvaluesforkeyswithdictionary:dict]; } return self;} + (Instancetype) tgwithdict: (nsdictionary *) dict{return [[Self alloc]initwithdict:dict];} + (Nsmutablearray *) tgs{nsarray *array = [Nsarray arraywithcontentsoffile:[[nsBundle Mainbundle] pathforresource:@ "tgs.plist" oftype:nil];    Nsmutablearray *arraym = [Nsmutablearray array];    For (nsdictionary *dict in array) {[Arraym addobject:[self tgwithdict:dict]]; } return Arraym;} @endView////yjtgcell.h//01-tableviewcell-buy////Created by Jacky-mac on 15-6-29.//Copyright (c) 2015 www.train.com . All rights reserved.//#import <UIKit/UIKit.h> @class yjtg @interface yjtgcell:uitableviewcell/** buy data Model */@ Property (Nonatomic,strong) YJTG *tg;/** provides a class method to quickly create a Cell */+ (instancetype) Cellwithtableview: (UITableView *) TableView; @end////yjtgcell.m//01-tableviewcell-buy////Created by Jacky-mac on 15-6-29.//Copyright (c) 2015 Www.tra in.com. All rights reserved.//#import "YJTgCell.h" #import "YJTg.h" @interface Yjtgcell () @property (weak, nonatomic) Iboutlet Uiimageview *iconview; @property (weak, nonatomic) Iboutlet UILabel *titlelabel; @property (weak, nonatomic) Iboutlet UILabel *pricelabel; @property (weak, nonatomic) Iboutlet UILabel *buycountlabel; @end @implementation yjtgcell+ (instancetype) Cellwithtableview: (UITableView *) tableView{//1.        Reusable identifier static NSString *id = @ "ID"; 2.        TableView Query Reusable cell Yjtgcell *cell = [TableView dequeuereusablecellwithidentifier:id]; 3. If there is no reusable cell if (cell ==nil) {cell = [[[NSBundle Mainbundle] loadnibnamed:@ "Yjtgcell" Owner:nil Options:nil] Las    TObject]; } return cell;            -(void) SETTG: (YJTG *) tg{//Setter method, the first sentence to be assigned, or to use the model in other methods, will not be able to access to _TG = TG;    Self.titleLabel.text = Tg.title;    Self.iconView.image = [UIImage ImageNamed:tg.icon];    Self.priceLabel.text = Tg.price; Self.buyCountLabel.text = Tg.buycount;} #pragma mark-the method provided by the template/** initialization method is called when the cell is created using code, and if Xib or storyboard is used, this method is not called */-(ID) Initwithstyle: ( Uitableviewcellstyle) style Reuseidentifier: (NSString *) reuseidentifier{self = [Super Initwithstyle:style    Reuseidentifier:reuseidentifier]; if (self) {//initialization code} return self;} /** After being loaded from xib, it will be called automatically, if the use of pure code, will not be executed */-(void) awakefromnib{}/** cell is selected or unchecked is will be called if the custom cell control, All child controls should be added to Contentview */-(void) setselected: (BOOL) selected animated: (BOOL) animated{[Super setselected:selected    Animated:animated]; Configure The view for the selected state}////yjtgfooterview.h//01-tableviewcell-buy////Created by Jacky-mac on 15 -6-29.//Copyright (c) 2015 www.train.com. All rights reserved.//#import <UIKit/UIKit.h> @class yjtgfooterview @protocol yjtgfooterviewdelegate < The download button for the nsobject>/** view is clicked */-(void) Tgfooterviewdiddownloadbuttonclick: (Yjtgfooterview *) footerview;@ End@interface Yjtgfooterview:uiview@property (nonatomic,weak) ID <yjtgfooterviewdelegate>delegate;+ ( instancetype) footerview;/** Refresh data After the end of the update footer view display */-(void) Endrefresh; @end////yjtgfooterview.m//01-tableviewcell-Group purchase/ Created by Jacky-mac on 15-6-29.//Copyright (c) 2015 www.train.com. All rights reserved.//#import "YJTgFooterView.h" @interface Yjtgfooterview () @property (Weak, nonatomic) Iboutlet UIButton *loadmorebutton; @property (weak, nonatomic) Iboutlet UIView *tipsview; @end @implementation yjtgfooterview+ (instancetype) footerview{return [[[NSBundle Mainbundle] loadnibnamed:@ "Yjtgfooterview" Owner:nil Options:nil] lastobject];}        -(Ibaction) loadmore{//nslog (@ "load more"); 1.            Hide button Self.loadMoreButton.hidden = YES; 2.        Show Prompt View Self.tipsView.hidden = NO; Delay execution command, multithreading GCD//Future operation on delay, unified use dispatch_after dispatch_time_t poptime = Dispatch_time (Dispatch_time_now, (int64_t)    (1.0 * nsec_per_sec)); The code in Dispatch_after (Poptime, Dispatch_get_main_queue (), ^ (void) {//block code is executed after 1 seconds//3. Load data (loaded from a network server        , it takes time ...)        View is used to display the data, with the agent to achieve! Agent is used to listen, when something happens, notify the "agent"-"controller to" work "load data//3.1 Determine whether the agent implements the Protocol method if ([Self.delegate respondstose Lector: @selector (Tgfooterviewdiddownloadbuttonclick:)]) {[Self.delegate Tgfooterviewdiddownloadbutt OncliCk:self]; }//4.        Loading complete data Self.loadMoreButton.hidden = NO;            Self.tipsView.hidden = YES; });}    -(void) endrefresh{//4. Loading complete data Self.loadMoreButton.hidden = NO; Self.tipsView.hidden = YES;} yjtgheadview.h//01-tableviewcell-buy////Created by Jacky-mac on 15-6-30.//Copyright (c) 2015 www.train.com.  All rights reserved.//#import <UIKit/UIKit.h> @interface yjtgheadview:uiview+ (instancetype) Hesdview; @end//// yjtgheadview.m//01-tableviewcell-buy////Created by Jacky-mac on 15-6-30.//Copyright (c) 2015 www.train.com. All rights reserved.//#import "YJTgHeadView.h" #define Kimagecount 5@interface Yjtgheadview () <uiscrollviewdelegate > @property (Weak, nonatomic) Iboutlet Uiscrollview *scrollview; @property (weak, nonatomic) Iboutlet Uipagecontrol * Pagecontrol; @property (Nonatomic,strong) Nstimer *timer; @end @implementation yjtgheadview+ (instancetype) HesdView; {return [[[NSBundle Mainbundle] loadnibnamed:@ Yjtgheadview"Owner:nil Options:nil] lastobject];}    -(void) awakefromnib{//1. Add picture cgfloat Imagew = self.scrollView.frame.size.width;    CGFloat Imageh = self.scrollView.frame.size.height;    CGFloat imagey = 0;                for (int index = 0; index < kimagecount; index++) {cgfloat ImageX = index * IMAGEW;        Uiimageview *imageview = [[Uiimageview alloc] init];        Imageview.frame = CGRectMake (ImageX, Imagey, Imagew, Imageh);                Imageview.image = [UIImage imagenamed:[nsstring stringwithformat:@ "ad_%02d", index]];    [Self.scrollview Addsubview:imageview];        }//2. Set Content Size self.scrollView.contentSize = Cgsizemake (Imagew * kimagecount, 0);      Remove horizontal ScrollBar self.scrollView.showsVerticalScrollIndicator = NO;        Self.scrollView.showsHorizontalScrollIndicator = NO;        Cancel the Spring effect self.scrollView.bounces = NO;    Set proxy self.scrollView.delegate = self;            Whether paging self.scrollView.pagingEnabled = YES; 3. Paging SELF.PAGECONTROL.NUmberofpages = Kimagecount; 4. Timer Self.timer = [Nstimer timerwithtimeinterval:2.0 target:self selector: @selector (nextimage) Userinfo:nil repeats    : YES];  [[Nsrunloop Mainrunloop] AddTimer:self.timer formode:nsrunloopcommonmodes]; }-(void) nextimage{//1. Next if (Self.pageControl.currentPage = = kImageCount-1) {Self.pageControl.curr    entpage = 0;    }else{self.pagecontrol.currentpage++;    }//2. Set scrolling Cgpoint offset = cgpointmake (self.scrollView.frame.size.width * self.pageControl.currentPage, 0); [Self.scrollview Setcontentoffset:offset animated:yes];}    #pragma mark-Proxy Method-(void) scrollviewdidenddragging: (Uiscrollview *) ScrollView willdecelerate: (BOOL) decelerate{    Self.timer = [Nstimer timerwithtimeinterval:2.0 target:self selector: @selector (nextimage) Userinfo:nil Repeats:yes];    [[Nsrunloop Mainrunloop] AddTimer:self.timer formode:nsrunloopcommonmodes];    }-(void) scrollviewwillbegindecelerating: (Uiscrollview *) scrollview{[Self.timer invalidate]; Self.timer = nil;}    -(void) Scrollviewdidscroll: (Uiscrollview *) scrollview{if (Self.timer) return; Self.pageControl.currentPage = (scrollview.contentoffset.x + scrollView.frame.size.width * 0.5)/ ScrollView.frame.size.width;}  @endController////yjviewcontroller.m//01-tableviewcell-buy////Created by Jacky-mac on 15-6-29.//Copyright (c) 2015 Www.train.com. All rights reserved.//#import "YJViewController.h" #import "YJTg.h" #import "YJTgCell.h" #import " YJTgFooterView.h "#import" YJTgHeadView.h "@interface Yjviewcontroller () <YJTgFooterViewDelegate> @property ( Nonatomic,strong) Nsmutablearray *tgs, @end @implementation yjviewcontroller-(Nsarray *) tgs{if (_tgs = nil) {_t    GS = [YJTG TGS]; } return _TGS;}        -(void) viewdidload{[Super Viewdidload];        Self.tableView.rowHeight = 80;    Adjust the margin so that the table view can be left out of the status bar;          Self.tableView.contentInset = Uiedgeinsetsmake (20, 0, 0, 0); Load last view from Xib set to Footerview//Self.tableView.tabLefooterview = [[[NSBundle Mainbundle] loadnibnamed:@ "Yjtgfooterview" Owner:nil Options:nil] lastObject];    Yjtgfooterview *footer = [Yjtgfooterview Footerview];    Footer.delegate = self;        Self.tableView.tableFooterView = footer; Self.tableView.tableHeaderView = [Yjtgheadview Hesdview];} Proxy method for #pragma mark-footview-(void) Tgfooterviewdiddownloadbuttonclick: (Yjtgfooterview *) footerview{//Load Data NSLog (@      "Trying to load data ....");    Double delayinseconds = 2.0;    dispatch_time_t poptime = Dispatch_time (Dispatch_time_now, (int64_t) (Delayinseconds * nsec_per_sec)); Dispatch_after (Poptime, Dispatch_get_main_queue (), ^ (void) {/////////Add data to array, simulate Network load completion, after getting network data        The effect of nsdictionary *dict = @{@ "title": @ "haha", @ "icon": @ "ad_00", @ "price": @ "100.2" @ "Buycount": @ "250"};                YJTG *TG = [YJTG tgwithdict:dict];                        [Self.tgs ADDOBJECT:TG];        Refresh data//[Self.tableview reloaddata]; Create a new Indexpath NsinDexpath *path = [Nsindexpath indexpathforrow: (self.tgs.count-1) insection:0];            [Self.tableview Insertrowsatindexpaths:@[path] withrowanimation:uitableviewrowanimationmiddle];    }); } #pragma mark-Data source Method-(Nsinteger) TableView: (UITableView *) TableView numberofrowsinsection: (nsinteger) section{return Self.tgs.count;} -(UITableViewCell *) TableView: (UITableView *) TableView Cellforrowatindexpath: (Nsindexpath *) indexpath{//1. Create CE    ll Yjtgcell *cell = [Yjtgcell Cellwithtableview:tableview];        2> through the data model, the cell content can be set so that the view controller does not need to know the implementation details inside the cell CELL.TG = Self.tgs[indexpath.row]; return cell;} @end

iOS Learning-Tableviewcell (group purchase)