한 시간에 하나씩 경고를 표시하는 방법 시간과 지연

Question

다른 시간 지연을 사용하여 다른 유형의 경고를 표시해야합니다. 경고를 하나씩 표시하십시오. 하나의 경고창을 표시하고 지연 시간을두고 다음 경고 표시를 유지하십시오. .. 하나씩 보여주기 이것은 내 코드입니다

for (int j = 0; j < [[CMAppData appData].arrayDistanceAlert count]; j++) 
{ 

     CMBeaconsDisplayList * displayData = [[CMAppData appData].arrayDistanceAlert objectAtIndex:j]; 


     if ([displayData.type isEqualToString:@"1"]) 
     { 
      if ([displayData.type isEqualToString:@"1"] &&[displayData.displayForTime isEqualToString:@"0"]) { 


       [self performSelector:@selector(dismissAlertView:) withObject:displayData afterDelay:[displayData.displayForTime intValue]*60]; 
      } 

      else{ 

       double delayInSeconds =[displayData.displayForTime intValue] *10 ; 

       dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, delayInSeconds * NSEC_PER_SEC); 
       dispatch_after(popTime, dispatch_get_main_queue(), ^(void){ 

        NSLog(@"%f",delayInSeconds); 

        UIAlertView * alert =[[UIAlertView alloc] initWithTitle:displayData.title message:displayData.content delegate:self cancelButtonTitle:@"Cancel" otherButtonTitles:@"pause", nil]; 
        alert.alertViewStyle =UIAlertViewStyleDefault; 
        [alert show]; 
        [self performSelector:@selector(dismissUIAlertViewType:) withObject:alert afterDelay:15]; 

       }); 

           } 

     } 

     else { 

      if ([displayData.type isEqualToString:@"2"]&&[displayData.displayForTime isEqualToString:@"0"]) { 

       UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:displayData.title message:displayData.content delegate:self cancelButtonTitle:@"Cancel" otherButtonTitles:nil]; 
       [alertView show]; 
      } 
      else{ 
       double delayInSeconds =[displayData.displayForTime intValue]*10; 

       dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, delayInSeconds * NSEC_PER_SEC); 
       dispatch_after(popTime, dispatch_get_main_queue(), ^(void){ 

        CustomIOSAlertView *alertView = [[CustomIOSAlertView alloc] init]; 
        UIView *customView = [[UIView alloc] initWithFrame:CGRectMake(0.0, 0.0, [UIScreen mainScreen].bounds.size.width-20, [UIScreen mainScreen].bounds.size.height-100)]; 
        customView.backgroundColor = [UIColor blueColor]; 
        [alertView setContainerView:customView]; 

        UIScrollView *MyScrollVw= [[UIScrollView alloc]initWithFrame:CGRectMake(0 ,0 ,[UIScreen mainScreen].bounds.size.width-20 ,[UIScreen mainScreen].bounds.size.height-100)]; 
        MyScrollVw.delegate= self; 
        [MyScrollVw setShowsHorizontalScrollIndicator:NO]; 
        [MyScrollVw setShowsVerticalScrollIndicator:YES]; 
        MyScrollVw.scrollEnabled= YES; 
        MyScrollVw.userInteractionEnabled= YES; 
        MyScrollVw.contentSize= CGSizeMake([UIScreen mainScreen].bounds.size.width-20 ,1150);//(width,height) 
        [customView addSubview:MyScrollVw]; 


        UILabel * lblTitle = [[UILabel alloc] initWithFrame:CGRectMake(0.0, 0.0, customView.frame.size.width, 30.0)]; 
        lblTitle.text = displayData.title; 
        lblTitle.font = [UIFont fontWithName:@"Arial" size:15.0]; 
        lblTitle.numberOfLines = 1; 
        lblTitle.baselineAdjustment = UIBaselineAdjustmentAlignBaselines; // or UIBaselineAdjustmentAlignCenters, or UIBaselineAdjustmentNone 
        lblTitle.adjustsFontSizeToFitWidth = YES; 
        lblTitle.minimumScaleFactor = 10.0f/12.0f; 
        lblTitle.clipsToBounds = YES; 
        lblTitle.backgroundColor = [UIColor clearColor]; 
        lblTitle.textColor = [UIColor whiteColor]; 
        lblTitle.textAlignment = NSTextAlignmentCenter; 
        [MyScrollVw addSubview:lblTitle]; 

        UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(0.0, lblTitle.frame.origin.y+lblTitle.frame.size.height, customView.frame.size.width, 250)]; 
        displayData.image = [displayData.image stringByReplacingOccurrencesOfString:@" " withString:@"%20"]; 
        if(displayData.image && ![displayData.image isKindOfClass:[NSNull class]]) 
        { 
        [imageView sd_setImageWithURL:[NSURL URLWithString:displayData.image] placeholderImage:nil options:/* DISABLES CODE */ (0) == 0 ? SDWebImageRefreshCached : 0]; 
        } 
        if ([displayData.image length]==0) 
        { 
         [imageView setImage:[UIImage imageNamed:@""]]; 
        } 
        [MyScrollVw addSubview:imageView]; 


        NSString *videoString = displayData.video; 
        NSString *lastWord = [[videoString componentsSeparatedByString:@"="] lastObject]; 
        self.playerView = [[YTPlayerView alloc]init]; 
        self.playerView.frame = CGRectMake(0.0, imageView.frame.origin.y+imageView.frame.size.height, customView.frame.size.width, 250.0); 
        [self.playerView loadWithVideoId:lastWord playerVars:@{@"playsinline":@1}]; 
        [MyScrollVw addSubview:self.playerView]; 



        UIButton * btnPlayAudio = [[UIButton alloc] initWithFrame:CGRectMake(10.0,self.playerView .frame.origin.y+self.playerView .frame.size.height, customView.frame.size.width-20, 30)]; 

        [ btnPlayAudio addTarget:self action:@selector(playAudio:) forControlEvents:UIControlEventTouchUpInside]; 
        btnPlayAudio.backgroundColor = [UIColor redColor]; 
        [btnPlayAudio setTitle:@"Play Audio" forState:UIControlStateNormal]; 
        [btnPlayAudio setAccessibilityValue:displayData.audio]; 

        [MyScrollVw addSubview:btnPlayAudio]; 

        UILabel * lblDescription = [[UILabel alloc] initWithFrame:CGRectMake(10.0,btnPlayAudio .frame.origin.y + btnPlayAudio .frame.size.height, customView.frame.size.width-20, 100)]; 
        lblDescription.text = displayData.content; 
        lblDescription.font = [UIFont fontWithName:@"Arial" size:15.0]; 
        lblDescription.numberOfLines = 0; 
        [lblDescription sizeToFit]; 
        lblDescription.baselineAdjustment = UIBaselineAdjustmentAlignBaselines; // or UIBaselineAdjustmentAlignCenters, or UIBaselineAdjustmentNone 
        lblDescription.adjustsFontSizeToFitWidth = YES; 
        lblDescription.minimumScaleFactor = 10.0f/12.0f; 
        lblDescription.clipsToBounds = YES; 
        lblDescription.backgroundColor = [UIColor clearColor]; 
        lblDescription.textColor = [UIColor whiteColor]; 
        lblDescription.textAlignment = NSTextAlignmentCenter; 
        [MyScrollVw addSubview:lblDescription]; 
        [alertView show]; 

        [self performSelector:@selector(dismissImageAlertView:) withObject:alertView afterDelay:15]; 

       }); 

       delayInSeconds = delayInSeconds * 10; 

      } 

     } 


    } 

Answer 1

setTimeout : 시간 간격 후에 한 번 기능을 실행할 수 있습니다.

alert('Before the Delay'); 

function afterDelay() { 
    alert('After the Delay'); 
} 

setTimeout(afterDelay, 2000);