PPActionSheet is a simple custom style according to UIActionSheet. It contains only one class.
PPActionSheet *ppActionSheet = [[PPActionSheet alloc] initWithTitles:@[@"拍照", @"从手机相册选择", @"保存到相册", @"取消"] withSelectIndex:^(NSInteger index) {
NSLog(@"index:%ld",(long)index);
}];
[ppActionSheet show];