iOS Group Purchase category page (9 Gongge)

=-= naming some errors, but feature implementation, later notice the naming specification

WJViewGroup.h

#import<UIKit/UIKit.h>@interfaceWjviewgroup:uiview {Nsinteger _width; Nsinteger _height;} @property (nonatomic,assign) Nsinteger widthnum; //how many of the horizontal@property (nonatomic,assign) Nsinteger heightnum;//How many vertical rows?@property (copy, nonatomic)void(^itemblock) (Nsinteger index);//button click Callback@property (nonatomic,assign) BOOL isline; @property (nonatomic,strong) Nsmutablearray*Array;/** * Add Item * * @param widthitem High quantity * @param heightitem wide quantity * @param num Item Quantity*/- (void) AddItem: (Nsinteger) Widthitem Widthitem: (nsinteger) Heightitem num: (Nsarray *) num;/** * Change the text of item * * @param an array of array literals*/- (void) Item: (Nsarray *) array;@end

wjviewgroup.m

#import "WJViewGroup.h"@implementationWjviewgroup-(Instancetype) initWithFrame: (CGRect) frame { self=[Super Initwithframe:frame]; if(self) {_width=Frame.size.width; Self.backgroundcolor=[Uicolor Whitecolor]; _height=Frame.size.height; Self.layer.borderWidth=1; Self.clipstobounds=YES; Self.layer.cornerRadius=5; _widthnum=3; _heightnum=3; _array=[[Nsmutablearray alloc]init]; }    returnSelf ;}#pragmaMark-Add Item 3 line----------(void) AddItem: (Nsinteger) Widthitem Widthitem: (nsinteger) Heightitem num: (Nsarray *) num{Nsinteger index=0; Nsinteger Indenume=0;  for(Nsinteger i =0; i < Widthitem; i + +) {Nsinteger index_y=0;  for(Nsinteger j =0; J < Heightitem; J + +) {                     if(Indenume <num.count) {UIButton*button = [[UIButton alloc]initwithframe:cgrectmake (_width/_widthnum*index_y, _height/_heightnum * index, _width/_ Widthnum, _height/_heightnum)];                [Button Settitle:num[indenume] forstate:uicontrolstatenormal]; Button.tag=Indenume; Button.titleLabel.font= [Uifont systemfontofsize: -];                [Button Settitlecolor:[uicolor Graycolor] forstate:uicontrolstatenormal];                [Button addtarget:self action: @selector (buttonpressed:) forcontrolevents:uicontroleventtouchupinside];                [Self Addsubview:button];                [_array Addobject:button]; if(_isline && Index_y <2) {UIView*linevertical = [[UIView alloc]initwithframe:cgrectmake (Cgrectgetmaxx (Button.frame), Cgrectgetminy (Button.frame) + _ Height/_heightnum *0.2,0.5, _height/_heightnum *0.6)]; Linevertical.backgroundcolor=[Uicolor Lightgraycolor];                [Self addsubview:linevertical]; }} Indenume++; Index_y++; } Index++; }    if(_isline) {[Self addcrossline:0]; } }- (void) Item: (Nsarray *) Array {Nsinteger index=0;  for(UIButton *buttoninch_array) {        if(Index <array.count) {[button settitle:array[index] forstate:uicontrolstatenormal]; } Index++; }}#pragmaMark-Add a line-(void) Addcrossline: (Nsinteger) Index {if(Index = =0) {         for(inti =0; I <3; i + +) {            if(I >0) {UIView*crossline = [[UIView alloc]initwithframe:cgrectmake (_width *0.05, _height/_heightnum*i, _width *0.9,0.5)]; Crossline.backgroundcolor=[Uicolor Lightgraycolor];            [Self addsubview:crossline]; }         }    }Else {         for(inti =0; I <3; i + +) {            if(I >0) {UIView*crossline = [[UIView alloc]initwithframe:cgrectmake (0, _height/_heightnum*i, _width,0.5)]; Crossline.backgroundcolor=[Uicolor Lightgraycolor];            [Self addsubview:crossline]; }        }    }}- (void) Addverticalline { for(inti =0; I <3; i + +) {        if(I <2) {UIView*verticalline = [[UIView alloc]initwithframe:cgrectmake (_width/_widthnum * (i+1),0, _width,0.5)]; Verticalline.backgroundcolor=[Uicolor Graycolor];        [Self addsubview:verticalline]; }    }}#pragmaMark-Event Monitoring-(void) buttonpressed: (UIButton *) Sender {if(Sender.titleLabel.text.length >0) {        if(_itemblock) {_itemblock (Sender.tag); }    }}@end

Use:

1. Direct use

Wjviewgroup *group = [[Wjviewgroup alloc]initwithframe:cgrectmake (screenwidth*0.05, -, screenwidth*0.9, -)]; Group.isline=YES; Group.layer.borderColor= [Uicolor colorwithhexstring:@"d3d1d1"].    Cgcolor; [Group AddItem:3Widthitem:3num:@[@"Food",@"movie",@"KTV",@"Lobster",@"Dessert",@"Seafood",@"Hot Pot",@"Buffet",@"Vegetable"]]; [Group Setitemblock:^(Nsinteger index) {NSLog (@"%ld", index);    }]; [Self.view Addsubview:group];

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Used in 2.cell

Custom Initialize Cell

_group = [[Wjviewgroup alloc]initwithframe:cgrectmake (screenwidth*0.05, Cgrectgetheight (viewbg.frame) +5, screenwidth*0.9, Cellheight)]; _group.isline=YES; if(Cellheight = = the) {_group.heightnum=2; } _group.layer.bordercolor= [Uicolor colorwithhexstring:@"d3d1d1"].        Cgcolor; [_group AddItem:3Widthitem:3num:@[@"",@"",@"",@"",@"",@"",@"",@"",@""]];[Self.contentview Addsubview:_group];

Lazy Loading:

-(Nsarray *) Arraycontext {if (!_arraycontext) {_arraycontext =[[Nsarray alloc]initwithobjects: @[@"Hot pot",@"Cake Dessert",@"Western",@"Buffet",@"Snack food",@"Grilled fish in fragrant pot",@"Dinner and Banquet",@"BBQ Grill",@"Japanese and Korean cuisine"], @[@"Cheap Hotel",@"Luxury hotels",@"Theme Hotel",@"Apartment-style hotels",@"Inn",@"Youth Hostels"], @[@"Hair",@"Nail Nail",@"Beauty body",@"Yoga/Dance"], @[@"Hot spring",@"Ocean Pavilion",@"Exhibition hall",@"Zoological and Botanical Gardens",@"Theme park",@" water park " @[@ " Show event "  board/game  ", @"  sports fitness  ", @"  foot massage  "@ " bath/Sweat steamed ", @ "4d/5d movie  "return _arraycontext;}       

In the Proxy method:

    [Cell.group Item:self.arraycontext[indexpath.row]];    [Cell.group setitemblock:^(nsinteger index) {        NSLog (@ "%ld", Index );            }];

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iOS Group Purchase category page (9 Gongge)