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#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
#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
#import <UIKit/UIKit.h>
@interface HTVActionSheetCell : UITableViewCell
@property (nonatomic, strong) UILabel *titleLabel;
@property (nonatomic, strong) UIView *separatorView;
@end
#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
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