HTVActionSheet.h

#import <UIKit/UIKit.h>

@interface HTVActionSheet : UIView

@property (nonatomic, copy, readonly) NSArray<NSString *> *titles;

- (instancetype)initWithTitles:(NSArray<NSString *> *)titles
                 selectedBlock:(void(^)(NSInteger))selectedBlock;
- (void)show;
- (void)dismiss;

@end

HTVActionSheet.m

#import <YYCategories/YYCategories.h>
#import <Masonry/Masonry.h>
#import "HTVActionSheet.h"
#import "HTVActionSheetCell.h"

@interface HTVActionSheetController : UIViewController

@property (nonatomic, weak) HTVActionSheet *actionSheet;

@end

@implementation HTVActionSheetController

- (UIStatusBarStyle)preferredStatusBarStyle
{
    return UIStatusBarStyleLightContent;
}

- (UIInterfaceOrientationMask)supportedInterfaceOrientations
{
   return (UIInterfaceOrientationMask)(1 << [[UIApplication sharedApplication] statusBarOrientation]);
}

- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(nullable UIEvent *)event
{
    [super touchesBegan:touches withEvent:event];
    [self.actionSheet dismiss];
}

@end


@interface HTVActionSheet () <UITableViewDataSource, UITableViewDelegate>

@property (nonatomic, strong) UIWindow *window;
@property (nonatomic, strong) UITableView *tableView;
@property (nonatomic, copy, readwrite) NSArray<NSString *> *titles;
@property (nonatomic, copy) void(^selectedBlock)(NSInteger);

@end

@implementation HTVActionSheet

- (instancetype)initWithTitles:(NSArray<NSString *> *)titles
                 selectedBlock:(void(^)(NSInteger))selectedBlock
{
    if (self = [super init]) {
        _titles = titles;
        _selectedBlock = selectedBlock;
        [self setup];
    }
    return self;
}

- (CGSize)intrinsicContentSize
{
    CGSize size = CGSizeMake(kScreenWidth, 50 * self.titles.count + 50);
    if (@available(iOS 11.0, *)) {
        size.height += self.safeAreaInsets.bottom;
    }
    return size;
}

- (void)safeAreaInsetsDidChange
{
    [super safeAreaInsetsDidChange];
    [self invalidateIntrinsicContentSize];
}


- (void)setup
{
    [self.tableView registerClass:[HTVActionSheetCell class]
           forCellReuseIdentifier:@"HTVActionSheetCell"];
    [self addSubview:self.tableView];
    [self.tableView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.equalTo(self);
    }];
}

- (UITableView *)tableView
{
    if (_tableView == nil) {
        _tableView = [[UITableView alloc] init];
        _tableView.dataSource = self;
        _tableView.delegate = self;
        _tableView.scrollEnabled = NO;
        _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
    }
    return _tableView;
}


- (void)show
{
    HTVActionSheetController *controller = [[HTVActionSheetController alloc] init];
    controller.actionSheet = self;

    self.window = [[UIWindow alloc] initWithFrame:[UIScreen mainScreen].bounds];
    self.window.backgroundColor = [UIColor clearColor];
    self.window.windowLevel = UIWindowLevelAlert;
    self.window.rootViewController = controller;
//    [self.window makeKeyAndVisible];
    self.window.hidden = NO;
    [self.window addSubview:self];

    [self mas_makeConstraints:^(MASConstraintMaker *make) {
        make.top.equalTo(self.window.mas_bottom);
        make.leading.trailing.equalTo(self.window);
    }];
    [self.window layoutIfNeeded];
    [UIView animateWithDuration:0.25 animations:^{
        [self mas_remakeConstraints:^(MASConstraintMaker *make) {
            make.leading.trailing.bottom.equalTo(self.window);
        }];
        [self.window layoutIfNeeded];
        self.window.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.4];
    }];
}

- (void)dismiss
{
    [UIView animateWithDuration:0.25 animations:^{
        [self mas_remakeConstraints:^(MASConstraintMaker *make) {
            make.top.equalTo(self.window.mas_bottom);
            make.leading.trailing.equalTo(self.window);
        }];
        [self.window layoutIfNeeded];
        self.window.backgroundColor = [UIColor clearColor];
    } completion:^(BOOL finished) {
        [self removeFromSuperview];
    }];
}


#pragma mark - UITableView
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 2;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    if (section == 1) {
        return 1;
    }
    return self.titles.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    HTVActionSheetCell *cell = [tableView dequeueReusableCellWithIdentifier:@"HTVActionSheetCell"
                                                               forIndexPath:indexPath];
    if (indexPath.section == 1) {
        cell.titleLabel.text = NSLocalizedString(@"cancel", @"取消");
        cell.titleLabel.textColor = [UIColor colorWithRGB:0xbbbbbb];
        cell.contentView.backgroundColor = [UIColor colorWithRGB:0xf5f5f5];
        cell.separatorView.hidden = YES;
        return cell;
    }
    cell.titleLabel.text = self.titles[(NSUInteger)indexPath.row];
    cell.titleLabel.textColor = [UIColor colorWithRGB:0x1d1d1d];
    cell.contentView.backgroundColor = [UIColor whiteColor];
    cell.separatorView.hidden = indexPath.row == self.titles.count - 1;
    return cell;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (@available(iOS 11.0, *)) {
        if (indexPath.section == 1) {
            return 50 + self.safeAreaInsets.bottom;
        }
    }
    return 50;
}

//- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section {
//    UIView *separator = [[UIView alloc] init];
//    separator.backgroundColor = [UIColor colorWithRGB:0x32323a];
//
//    UIView *footerView = [[UIView alloc] init];
//    footerView.backgroundColor = [UIColor colorWithRGB:0x1b1b24];
//    [footerView addSubview:separator];
//    [separator mas_makeConstraints:^(MASConstraintMaker *make) {
//        make.edges.mas_equalTo(UIEdgeInsetsMake(0, 16, 0, 16));
//    }];
//
//    return footerView;
//}
//
//- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section {
//    return 1 / kScreenScale;
//}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    [tableView deselectRowAtIndexPath:indexPath animated:YES];

    [self dismiss];
    if (self.selectedBlock) {
        self.selectedBlock(indexPath.section == 0 ? indexPath.row : -1);
    }
}

@end

HTVActionSheetCell.h

#import <UIKit/UIKit.h>

@interface HTVActionSheetCell : UITableViewCell

@property (nonatomic, strong) UILabel *titleLabel;
@property (nonatomic, strong) UIView *separatorView;

@end

HTVActionSheetCell.m

#import <YYCategories/YYCategories.h>
#import <Masonry/Masonry.h>
#import "HTVActionSheetCell.h"

@implementation HTVActionSheetCell

- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(nullable NSString *)reuseIdentifier
{
    if (self = [super initWithStyle:style reuseIdentifier:reuseIdentifier]) {
        UIView *selectedBackgroundView = [[UIView alloc] init];
        selectedBackgroundView.backgroundColor = [UIColor colorWithWhite:0 alpha:0.1];
        self.selectedBackgroundView = selectedBackgroundView;
    }
    return self;
}


- (UILabel *)titleLabel
{
    if (_titleLabel == nil) {
        _titleLabel = [[UILabel alloc] init];
        _titleLabel.font = [UIFont fontWithName:@"Roboto-Regular" size:16];
        _titleLabel.textAlignment = NSTextAlignmentCenter;
        [self.contentView addSubview:_titleLabel];
        [_titleLabel mas_makeConstraints:^(MASConstraintMaker *make) {
            if (@available(iOS 11.0, *)) {
                make.centerX.equalTo(self.contentView);
                make.top.equalTo(self.contentView.mas_safeAreaLayoutGuideTop);
                make.bottom.equalTo(self.contentView.mas_safeAreaLayoutGuideBottom);
            } else {
                make.center.equalTo(self.contentView);
            }
        }];
    }
    return _titleLabel;
}

- (UIView *)separatorView
{
    if (_separatorView == nil) {
        _separatorView = [[UIView alloc] init];
        _separatorView.backgroundColor = [UIColor colorWithRGB:0xe3e4e6];
        [self addSubview:_separatorView];
        [_separatorView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.left.right.bottom.equalTo(self);
            make.height.equalTo(@(1 / kScreenScale));
        }];
    }
    return _separatorView;
}
@end