提高iOS开发效率的小技巧与思路

 CGFloat top = 0;
  CGFloat left = 0;
  CGFloat bottom = 0;
  CGFloat right = 0;

  if ([UIScreen ff_screenSize].width == 375) {

    top = 80;
    left = 70;
    bottom = 31;
    self.titleLabel.font = [UIFont systemFontOfSize:18];
    self.englishLabel.font = [UIFont systemFontOfSize:20];
    self.introduceLabel.font = [UIFont systemFontOfSize:14];
    right = 33;

  }else if ([UIScreen ff_screenSize].width == 414){
    bottom = 31;
    top = 88;
    left = 84;
    right = 33;

  }else if ([UIScreen ff_screenSize].width == 320){

    self.titleLabel.font = [UIFont systemFontOfSize:16];
    self.englishLabel.font = [UIFont systemFontOfSize:18];
    self.introduceLabel.font = [UIFont systemFontOfSize:13];
    self.introduceTop.constant = 8;
    top = 70;
    left = 44;
    bottom = 24;
    right = 28;

  }

  self.collectionButtonLeft.constant = right;

  self.chineseLabelTop.constant = top;
  self.introlduceLeft.constant = left;
  self.collectionButtonbottom.constant = bottom;

  [self.view setNeedsLayout];

@property (weak, nonatomic) IBOutlet UICountingLabel *tuitionLabel;

 weakSelf.tuitionLabel.text = self.tuitionForAcademyModel.tuition;

NSInteger grade = [self.tuitionForAcademyModel.tuition integerValue];

weakSelf.tuitionLabel.format = @"%d%";

[weakSelf.tuitionLabel countFromZeroTo:grade];

- (void)configureContentLabelText
{
  NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc]initWithString:@"Label"];
  long number = 5;
  CFNumberRef num = CFNumberCreate(kCFAllocatorDefault,kCFNumberSInt8Type,&number);
  [attributedString addAttribute:(id)kCTKernAttributeName value:(__bridge id)num range:NSMakeRange(0,[attributedString length])];
  CFRelease(num);

  self.label.attributedText = attributedString;
}

#import <UIKit/UIKit.h>

@interface WXMainController : UITabBarController

@end

#pragma mark -监听账号互踢，这时候先退出登录，然后回到首页
- (void)addNotification{

  WS(weakSelf);

  //  [[NSNotificationCenter defaultCenter] postNotificationName:KMutualKickNotification object:nil];
  [[NSNotificationCenter defaultCenter] addObserverForName:KMutualKickNotification object:nil queue:nil usingBlock:^(NSNotification * _Nonnull note) {

    [weakSelf alertWindow];

  }];

}

#pragma mark-弹出框选择界面
- (void)alertWindow{


  if (!self.isShow) {

    self.isShow = YES;

    UIAlertView *alter = [[UIAlertView alloc] initWithTitle:@"" message:@"您的账号已在其他设备登录，现在您已经处于退出登录状态" delegate:self cancelButtonTitle:@"确定" otherButtonTitles:nil];

    [alter show];
  }


}

#pragma mark-弹出框选择界面的代理方法，点击确定就弹出登录框
- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{

  if (buttonIndex == 0) {

    WXLoginController * loginController = [WXLoginController showLoginContoller:NO andIsShowColse:NO];

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

    self.isShow = NO;

  }

}