#import "CXDSideMenuController.h"#import "AllControllerDispatchTool.h"#import "SideHeaderView.h"#import "Masonry.h"#import "LoginViewController.h"@interface CXDSideMenuController ()//背景遮罩@property (strong, nonatomic) UIView *backgroundImageView;//内容视图@property (strong, nonatomic) UIView *contentView;//进入视图的序号@property (assign, nonatomic) NSUInteger selectIndex;//侧边栏headerView@property (strong, nonatomic) SideHeaderView *headerView;@end@implementation CXDSideMenuController#pragma mark - 初始化方法+ (instancetype)shareSideMenu{    static CXDSideMenuController *sideMenuVC = nil;    static dispatch_once_t onceToken;    dispatch_once(&onceToken, ^{        sideMenuVC = [self new];    });    return sideMenuVC;    }//唤醒侧边菜单方法+ (void)openSideMenuFromWindow:(UIWindow *)window{    //每次调用都能够保证唤醒的侧边菜单是唯一的一个    CXDSideMenuController *sideMenu = [CXDSideMenuController shareSideMenu];    [window addSubview:sideMenu.view];        //唤醒之后，需要让侧边菜单移动进入当前视图    [UIView animateWithDuration:0.5 animations:^{        CGRect rect = sideMenu.contentView.frame;        rect.origin.x = 0;        sideMenu.contentView.frame = rect;        sideMenu.backgroundImageView.alpha = 0.5;    }];}-(void)touchesBegan:(NSSet
     
       *)touches withEvent:(UIEvent *)event{    //侧滑菜单收回    [self closeSideMenu];    }//侧滑菜单收回(单独抽出，方便点击tableView的row发生对应响应)- (void)closeSideMenu{    //如何拿到已经被唤醒的侧滑菜单    [UIView animateWithDuration:0.5 animations:^{        //侧滑菜单收回        CGRect rect = self.contentView.frame;        rect.origin.x = -rect.size.width;        self.contentView.frame = rect;        self.backgroundImageView.alpha = 0;    } completion:^(BOOL finished) {        //将侧滑菜单从当前视图移除        [self.view removeFromSuperview];        //进入相应的选择界面        [AllControllerDispatchTool createViewControllerWithIndex:_selectIndex];    }];}#pragma mark - 生命周期- (void)viewDidLoad {    [super viewDidLoad];    //构建界面    [self.view addSubview:self.backgroundImageView];    [self.view addSubview:self.contentView];    [self.contentView addSubview:self.headerView];        //添加约束    //因为_headerView是加载在contentView之上，所以headerView得约束是根据contentView来计算的，因此在block当中,weakSelf必须为contentView类型    __weak typeof(self.contentView)weakSelf = self.contentView;    [_headerView mas_makeConstraints:^(MASConstraintMaker *make) {        make.left.equalTo(weakSelf.mas_left);        make.right.equalTo(weakSelf.mas_right);        make.top.equalTo(weakSelf.mas_top);        make.height.equalTo(110);    }];}#pragma mark - 懒加载-(UIView *)backgroundImageView{    if (!_backgroundImageView) {        _backgroundImageView = [[UIView alloc]initWithFrame:[UIScreen mainScreen].bounds];        _backgroundImageView.backgroundColor = [UIColor blackColor];        _backgroundImageView.alpha = 0;    }    return _backgroundImageView;}-(UIView *)contentView{    if (!_contentView) {        CGRect rect = [UIScreen mainScreen].bounds;        _contentView = [[UIView alloc] initWithFrame:CGRectMake(-rect.size.width*0.8, 0, rect.size.width*0.8, rect.size.height)];        _contentView.backgroundColor = [UIColor colorWithRed:0.2 green:0.2 blue:0.2 alpha:1];    }    return _contentView;}-(SideHeaderView *)headerView{    if (!_headerView) {        _headerView = [[SideHeaderView alloc] init];        [_headerView.headImageBtn addTarget:self action:@selector(moveToLoginView) forControlEvents:UIControlEventTouchUpInside];        [_headerView.userNameBtn addTarget:self action:@selector(moveToLoginView) forControlEvents:UIControlEventTouchUpInside];    }    return _headerView;}- (void)moveToLoginView{    LoginViewController *loginVC = [[LoginViewController alloc] init];    [self presentViewController:loginVC animated:YES completion:nil];}
     

PS：通过按钮唤起侧滑菜单过程

PS：部分代码，仅供参考