#import "ParentViewController.h"

#import "SPPageMenu.h"

#import "BaseViewController.h"

#import "FirstViewController.h"

#import "SecondViewController.h"

#import "ThidViewController.h"

#import "FourViewController.h"

#import "FiveViewController.h"

#import "SixViewController.h"

#import "SevenViewController.h"

#import "EightViewController.h"

#import "JSBadgeView.h"

#define screenW [UIScreen mainScreen].bounds.size.width

#define screenH [UIScreen mainScreen].bounds.size.height

#define pageMenuH 40

#define NaviH (screenH >= 812 ? 88 : 64) // 812是iPhoneX的高度

#define scrollViewHeight (screenH-NaviH-pageMenuH)

@interface ParentViewController () <SPPageMenuDelegate, UIScrollViewDelegate>

@property (nonatomic, strong) NSArray *dataArr;

@property (nonatomic, weak) SPPageMenu *pageMenu;

@property (nonatomic, strong) UIScrollView *scrollView;

@property (nonatomic, strong) NSMutableArray *myChildViewControllers;

@implementation ParentViewController

- (void)test1 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test2 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectZero trackerStyle:SPPageMenuTrackerStyleLineLongerThanItem];

pageMenu.translatesAutoresizingMaskIntoConstraints = NO;

// 传递数组，默认选中第1个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

NSMutableArray *contraints = [NSMutableArray array];

[contraints addObject:[NSLayoutConstraint constraintWithItem:pageMenu attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeTop multiplier:1.0 constant:NaviH]];

[contraints addObject:[NSLayoutConstraint constraintWithItem:pageMenu attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationEqual toItem:nil attribute:NSLayoutAttributeNotAnAttribute multiplier:1.0 constant:pageMenuH]];

[contraints addObject:[NSLayoutConstraint constraintWithItem:pageMenu attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeLeft multiplier:1.0 constant:0]];

[contraints addObject:[NSLayoutConstraint constraintWithItem:pageMenu attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self.view attribute:NSLayoutAttributeRight multiplier:1.0 constant:0]];

[self.view addConstraints:contraints];

_pageMenu = pageMenu;

}

- (void)test3 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLineAttachment];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test4 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleNothing];

// 传递数组，默认选中第1个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

// 设置缩放

pageMenu.selectedItemZoomScale = 1.3;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test5 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleRoundedRect];

// 传递数组，默认选中第1个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.tracker.backgroundColor = [UIColor redColor];

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test6 {

self.dataArr = @[@"生活",@"影视中心",@"交通"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(15, NaviH, screenW-30, pageMenuH) trackerStyle:SPPageMenuTrackerStyleRoundedRect];

// 设置pageMenu边框

pageMenu.layer.borderWidth = 1;

pageMenu.layer.borderColor = [UIColor redColor].CGColor;

pageMenu.layer.cornerRadius = pageMenuH * 0.5;

// 传递数组，默认选中第1个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.unSelectedItemTitleColor = [UIColor redColor];

// 设置跟踪器的颜色

pageMenu.tracker.backgroundColor = [UIColor redColor];

// 设置跟踪器的高度，与pageMenu同高，这样半径就可以跟pageMenu的圆角半径一致，实际上这里设置的半径是无效的，圆角矩形内部会根据高度自动设置圆角

[pageMenu setTrackerHeight:pageMenuH cornerRadius:pageMenuH*0.5];

// 排列方式

pageMenu.permutationWay = SPPageMenuPermutationWayNotScrollAdaptContent;

pageMenu.dividingLine.hidden = YES;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test7{

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleRect];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test8 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleNothing];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test9 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 可滑动的自适应内容排列

pageMenu.permutationWay = SPPageMenuPermutationWayScrollAdaptContent;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test10 {

self.dataArr = @[@"生活",@"影视中心",@"交通规则"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 不可滑动的等宽排列

pageMenu.permutationWay = SPPageMenuPermutationWayNotScrollEqualWidths;

pageMenu.trackerWidth = 20;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test11 {

self.dataArr = @[@"生活",@"音乐榜中榜",@"交通规则"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 不可滑动的自适应内容排列

pageMenu.permutationWay = SPPageMenuPermutationWayNotScrollAdaptContent;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test12 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"军事",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.trackerFollowingMode = SPPageMenuTrackerFollowingModeAlways;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test13 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"军事",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.trackerFollowingMode = SPPageMenuTrackerFollowingModeEnd;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test14 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"军事",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.trackerFollowingMode = SPPageMenuTrackerFollowingModeHalf;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test15 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"军事",@"综艺"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.showFuntionButton = YES;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test16 {

self.dataArr = @[@"生活",@"娱乐",@"交通"];

// trackerStyle:跟踪器的样式

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLine];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

// 同时设置图片和文字，如果只想要文字，image传nil，如果只想要图片，title传nil，imagePosition和ratio传0即可

[pageMenu setFunctionButtonContent:[SPPageMenuButtonItem itemWithTitle:@"更多" image:[UIImage imageNamed:@"Expression_1"] imagePosition:SPItemImagePositionTop] forState:UIControlStateNormal];

[pageMenu setFunctionButtonTitleTextAttributes:@{NSFontAttributeName:[UIFont systemFontOfSize:13]} forState:UIControlStateNormal];

pageMenu.showFuntionButton = YES;

// 设置代理

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test17 {

self.dataArr = @[@"生活",[UIImage imageNamed:@"Expression_1"],@"交通",[UIImage imageNamed:@"Expression_2"],@"搞笑",@"综艺"];

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLineLongerThanItem];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test18 {

self.dataArr = @[@"生活",@"影视中心",@"交通",@"电视剧",@"搞笑",@"综艺"];

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleRect];

// 传递数组，默认选中第1个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

// 指定第1个item为图片

[pageMenu setImage:[UIImage imageNamed:@"Expression_1"] forItemAtIndex:0];

// 指定第2个item同时含有图片和文字，图片在上

SPPageMenuButtonItem *item1 = [SPPageMenuButtonItem itemWithTitle:@"害羞" image:[UIImage imageNamed:@"Expression_2"]];

item1.imagePosition = SPItemImagePositionTop;

[pageMenu setItem:item1 forItemAtIndex:1];

// 指定第4个item同时含有图片和文字，图片在右

SPPageMenuButtonItem *item2 = [SPPageMenuButtonItem itemWithTitle:@"歌曲" image:[UIImage imageNamed:@"asc"] imagePosition:SPItemImagePositionRight];

[pageMenu setItem:item2 forItemAtIndex:3];

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test19 {

self.dataArr = @[@"生活",@"校园",@"交通",@"军事",@"搞笑",@"综艺"];

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleNothing];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

pageMenu.selectedItemTitleColor = [UIColor whiteColor];

pageMenu.unSelectedItemTitleColor = [UIColor whiteColor];

pageMenu.selectedItemZoomScale = 1.5;

pageMenu.delegate = self;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

UIImage *image = [UIImage imageNamed:@"mateor.jpg"];

[pageMenu setBackgroundImage:image barMetrics:0];

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)test20 {

self.dataArr = @[@"点菜",@"评论",@"商家",@"已购"];

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleLineAttachment];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:0];

pageMenu.itemTitleFont = [UIFont boldSystemFontOfSize:17];

pageMenu.selectedItemTitleColor = [UIColor blackColor];

pageMenu.unSelectedItemTitleColor = [UIColor grayColor];

pageMenu.trackerWidth = 20;

// 设置第一个按钮后面的自定义间距为60，增大第一个和第二个按钮之间的间距，腾出空间方便在第一个按钮的后面放置一个副标题

[pageMenu setCustomSpacing:60 afterItemAtIndex:1];

pageMenu.delegate = self;

pageMenu.permutationWay = SPPageMenuPermutationWayNotScrollEqualWidths;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

// 获取第1个item上文字相对pageMenu的位置大小

CGRect titleRect = [pageMenu titleRectRelativeToPageMenuForItemAtIndex:1];

UILabel *detailLabel = [[UILabel alloc] init];

detailLabel.text = @"8384";

detailLabel.font = [UIFont systemFontOfSize:11];

detailLabel.textColor = [UIColor lightGrayColor];

detailLabel.frame = CGRectMake(CGRectGetMaxX(titleRect),CGRectGetMaxY(titleRect)-16, 50, 16);

[pageMenu addComponentViewInScrollView:detailLabel];

}

- (void)test21 {

self.dataArr = @[@"生活",@"军事",@"水木年华",@"综艺"];

SPPageMenu *pageMenu = [SPPageMenu pageMenuWithFrame:CGRectMake(0, NaviH, screenW, pageMenuH) trackerStyle:SPPageMenuTrackerStyleNothing];

// 传递数组，默认选中第2个

[pageMenu setItems:self.dataArr selectedItemIndex:1];

pageMenu.delegate = self;

pageMenu.permutationWay = SPPageMenuPermutationWayNotScrollAdaptContent;

// 给pageMenu传递外界的大scrollView，内部监听self.scrollView的滚动，从而实现让跟踪器跟随self.scrollView移动的效果

pageMenu.bridgeScrollView = self.scrollView;

// 这里通过KVC的形式取出按钮数组，再通过下标获取指定的按钮。本框架没有特别提供返回指定按钮的方法，因为按钮是不能返回的，一旦返回，该按钮的属性就可以被外界轻松地任意修改，这是一个框架该考虑的安全问题。如果专门提供一个设置角标的方法，那么角标的样式又可以自定义，角标并非本框架的核心功能，所以没必要因为它将框架搞得过于臃肿。

NSArray *buttons = [pageMenu valueForKey:@"_buttons"];

UIButton *button0 = [buttons objectAtIndex:0];

JSBadgeView *badgeView0 = [[JSBadgeView alloc] initWithParentView:button0.titleLabel alignment:JSBadgeViewAlignmentTopRight];

badgeView0.badgePositionAdjustment = CGPointMake(10, 0);

badgeView0.badgeBackgroundColor = [UIColor redColor];

badgeView0.badgeOverlayColor = [UIColor clearColor];

badgeView0.badgeStrokeColor = [UIColor redColor];

badgeView0.badgeText = @"3";

UIButton *button1 = [buttons objectAtIndex:2];

JSBadgeView *badgeView2 = [[JSBadgeView alloc] initWithParentView:button1.titleLabel alignment:JSBadgeViewAlignmentTopRight];

badgeView2.badgePositionAdjustment = CGPointMake(10, 0);

badgeView2.badgeBackgroundColor = [UIColor whiteColor];

badgeView2.badgeOverlayColor = [UIColor clearColor];

badgeView2.badgeStrokeColor = [UIColor redColor];

badgeView2.badgeTextColor = [UIColor redColor];

badgeView2.badgeMinWidth = 1.0 / [UIScreen mainScreen].scale;

badgeView2.badgeText = @"99";

[self.view addSubview:pageMenu];

_pageMenu = pageMenu;

}

- (void)viewDidLoad {

[super viewDidLoad];

self.view.backgroundColor = [UIColor whiteColor];

switch (_testNumber) {

case 0:

[self test1];

break;

case 1:

[self test2];

break;

case 2:

[self test3];

break;

case 3:

[self test4];

break;

case 4:

[self test5];

break;

case 5:

[self test6];

break;

case 6:

[self test7];

break;

case 7:

[self test8];

break;

case 8:

[self test9];

break;

case 9:

[self test10];

break;

case 10:

[self test11];

break;

case 11:

[self test12];

break;

case 12:

[self test13];

break;

case 13:

[self test14];

break;

case 14:

[self test15];

break;

case 15:

[self test16];

break;

case 16:

[self test17];

break;

case 17:

[self test18];

break;

case 18:

[self test19];

break;

case 19:

[self test20];

break;

case 20:

[self test21];

break;

}

[self.view addSubview:self.scrollView];

NSArray *controllerClassNames = [NSArray arrayWithObjects:@"FirstViewController",@"SecondViewController",@"ThidViewController",@"FourViewController",@"FiveViewController",@"SixViewController",@"SevenViewController",@"EightViewController", nil];

for (int i = 0; i < self.dataArr.count; i++) {

if (controllerClassNames.count > i) {

BaseViewController *baseVc = [[NSClassFromString(controllerClassNames[i]) alloc] init];

id object = [self.pageMenu contentForItemAtIndex:i];

if ([object isKindOfClass:[NSString class]]) {

baseVc.text = object;

} else if ([object isKindOfClass:[UIImage class]]) {

baseVc.text = @"图片";

} else {

SPPageMenuButtonItem *item = (SPPageMenuButtonItem *)object;

baseVc.text = item.title;

}

[self addChildViewController:baseVc];

// 控制器本来自带childViewControllers,但是遗憾的是该数组的元素顺序永远无法改变，只要是addChildViewController,都是添加到最后一个，而控制器不像数组那样，可以插入或删除任意位置，所以这里自己定义可变数组，以便插入(删除)(如果没有插入(删除)功能，直接用自带的childViewControllers即可)

[self.myChildViewControllers addObject:baseVc];

}

}

// pageMenu.selectedItemIndex就是选中的item下标

if (self.pageMenu.selectedItemIndex < self.myChildViewControllers.count) {

BaseViewController *baseVc = self.myChildViewControllers[self.pageMenu.selectedItemIndex];

[self.scrollView addSubview:baseVc.view];

baseVc.view.frame = CGRectMake(screenW*self.pageMenu.selectedItemIndex, 0, screenW, scrollViewHeight);

self.scrollView .contentOffset = CGPointMake(screenW*self.pageMenu.selectedItemIndex, 0);

self.scrollView .contentSize = CGSizeMake(self.dataArr.count*screenW, 0);

}

}

#pragma mark - SPPageMenu的代理方法

- (void)pageMenu:(SPPageMenu *)pageMenu itemSelectedAtIndex:(NSInteger)index {

NSLog(@"%zd",index);

}

- (void)pageMenu:(SPPageMenu *)pageMenu itemSelectedFromIndex:(NSInteger)fromIndex toIndex:(NSInteger)toIndex {

NSLog(@"%zd------->%zd",fromIndex,toIndex);

// 如果该代理方法是由拖拽self.scrollView而触发，说明self.scrollView已经在用户手指的拖拽下而发生偏移，此时不需要再用代码去设置偏移量，否则在跟踪模式为SPPageMenuTrackerFollowingModeHalf的情况下，滑到屏幕一半时会有闪跳现象。闪跳是因为外界设置的scrollView偏移和用户拖拽产生冲突

if (!self.scrollView.isDragging) { // 判断用户是否在拖拽scrollView

// 如果fromIndex与toIndex之差大于等于2,说明跨界面移动了,此时不动画.

if (labs(toIndex - fromIndex) >= 2) {

[self.scrollView setContentOffset:CGPointMake(screenW * toIndex, 0) animated:NO];

} else {

[self.scrollView setContentOffset:CGPointMake(screenW * toIndex, 0) animated:YES];

}

}

if (self.myChildViewControllers.count <= toIndex) {return;}

UIViewController *targetViewController = self.myChildViewControllers[toIndex];

// 如果已经加载过，就不再加载

if ([targetViewController isViewLoaded]) return;

targetViewController.view.frame = CGRectMake(screenW * toIndex, 0, screenW, scrollViewHeight);

[_scrollView addSubview:targetViewController.view];

}

- (void)pageMenu:(SPPageMenu *)pageMenu functionButtonClicked:(UIButton *)functionButton {

UIAlertController *alertController = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];

UIAlertAction *action1 = [UIAlertAction actionWithTitle:@"插入一个带标题的item" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {

[self insertItemWithObject:@"十九大" toIndex:0];

}];

UIAlertAction *action2 = [UIAlertAction actionWithTitle:@"插入一个带图片的item" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {

[self insertItemWithObject:[UIImage imageNamed:@"Expression_1"] toIndex:0];

}];

UIAlertAction *action3 = [UIAlertAction actionWithTitle:@"删除一个item" style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {

[self removeItemAtIndex:0];

}];

UIAlertAction *action4 = [UIAlertAction actionWithTitle:@"删除所有item" style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {

[self removeAllItems];

}];

UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {

}];

[alertController addAction:action1];

[alertController addAction:action2];

[alertController addAction:action3];

[alertController addAction:action4];

[alertController addAction:cancelAction];

[self presentViewController:alertController animated:YES completion:nil];

}

#pragma mark - insert or remove

- (void)insertItemWithObject:(id)object toIndex:(NSInteger)insertNumber {

if (insertNumber > self.myChildViewControllers.count) return;

// 插入之前，先将新控制器之后的控制器view往后偏移

for (int i = 0; i < self.myChildViewControllers.count; i++) {

if (i >= insertNumber) {

UIViewController *childController = self.myChildViewControllers[i];

childController.view.frame = CGRectMake(screenW * (i+1), 0, screenW, scrollViewHeight);

[self.scrollView addSubview:childController.view];

}

}

if (insertNumber <= self.pageMenu.selectedItemIndex && self.myChildViewControllers.count) { // 如果新插入的item在当前选中的item之前

// scrollView往后偏移

self.scrollView.contentOffset = CGPointMake(screenW*(self.pageMenu.selectedItemIndex+1), 0);

} else {

self.scrollView.contentOffset = CGPointMake(0, 0);

}

SixViewController *sixVc = [[SixViewController alloc] init];

sixVc.text = @"我是新插入的";

[self addChildViewController:sixVc];

[self.myChildViewControllers insertObject:sixVc atIndex:insertNumber];

// 要先添加控制器，再添加item，如果先添加item，会立即调代理方法，此时myChildViewControllers的个数还是0，在代理方法中retun了

if ([object isKindOfClass:[NSString class]]) {

[self.pageMenu insertItemWithTitle:object atIndex:insertNumber animated:YES];

} else if([object isKindOfClass:[UIImage class]]) {

[self.pageMenu insertItemWithImage:object atIndex:insertNumber animated:YES];

} else {

[self.pageMenu insertItem:object atIndex:insertNumber animated:YES];

}

// 重新设置scrollView容量

self.scrollView.contentSize = CGSizeMake(screenW*self.myChildViewControllers.count, 0);

}

- (void)removeItemAtIndex:(NSInteger)index {

// 示例中index给的是1，所以当只剩下一个子控制器时，会走该if语句，无法继续删除

if (index >= self.myChildViewControllers.count) {

return;

}

[self.pageMenu removeItemAtIndex:index animated:YES];

// 删除之前，先将新控制器之后的控制器view往前偏移

for (int i = 0; i < self.myChildViewControllers.count; i++) {

if (i >= index) {

UIViewController *childController = self.myChildViewControllers[i];

childController.view.frame = CGRectMake(screenW * (i>0?(i-1):i), 0, screenW, scrollViewHeight);

[self.scrollView addSubview:childController.view];

}

}

if (index <= self.pageMenu.selectedItemIndex) { // 移除的item在当前选中的item之前

// scrollView往前偏移

NSInteger offsetIndex = self.pageMenu.selectedItemIndex-1;

if (offsetIndex < 0) {

offsetIndex = 0;

}

self.scrollView.contentOffset = CGPointMake(screenW*offsetIndex, 0);

}

UIViewController *vc = [self.myChildViewControllers objectAtIndex:index];

[self.myChildViewControllers removeObjectAtIndex:index];

[vc removeFromParentViewController];

[vc.view removeFromSuperview];

// 重新设置scrollView容量

self.scrollView.contentSize = CGSizeMake(screenW*self.myChildViewControllers.count, 0);

}

- (void)removeAllItems {

[self.pageMenu removeAllItems];

for (UIViewController *vc in self.myChildViewControllers) {

[vc removeFromParentViewController];

[vc.view removeFromSuperview];

}

[self.myChildViewControllers removeAllObjects];

self.scrollView.contentOffset = CGPointMake(0, 0);

self.scrollView.contentSize = CGSizeMake(0, 0);

}

#pragma mark - scrollViewDelegate

- (void)scrollViewDidScroll:(UIScrollView *)scrollView {

// 这一步是实现跟踪器时刻跟随scrollView滑动的效果,如果对self.pageMenu.scrollView赋了值，这一步可省

// [self.pageMenu moveTrackerFollowScrollView:scrollView];

}

#pragma mark - getter

- (UIScrollView *)scrollView {

if (!_scrollView) {

_scrollView = [[UIScrollView alloc] initWithFrame:CGRectMake(0, NaviH+pageMenuH, screenW, scrollViewHeight)];

_scrollView.delegate = self;

_scrollView.pagingEnabled = YES;

_scrollView.showsHorizontalScrollIndicator = NO;

_scrollView.showsVerticalScrollIndicator = NO;

}

return _scrollView;

}

- (NSMutableArray *)myChildViewControllers {

if (!_myChildViewControllers) {

_myChildViewControllers = [NSMutableArray array];

}

return _myChildViewControllers;

}

- (void)dealloc {

NSLog(@"父控制器被销毁了");

}

- (void)didReceiveMemoryWarning {

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}