iOS OC 判断刘海屏，异形屏，IphoneX

+(BOOL)isNotchScreen{

    BOOLisNotchScreen =NO;

    if([selfisSimulator]) {

        NSString * obj = [[NSProcessInfo processInfo].environment objectForKey:@"SIMULATOR_MODEL_IDENTIFIER"];

        isNotchScreen = [selfjudgeIsNotchScreen:obj];

    }else{

        structutsnamesystemInfo;

        uname(&systemInfo);

        NSString* phoneType = [NSStringstringWithCString: systemInfo.machineencoding:NSASCIIStringEncoding];

        isNotchScreen = [selfjudgeIsNotchScreen:phoneType];

    }

    returnisNotchScreen;

}

+(BOOL)judgeIsNotchScreen:(NSString*)phoneType{

    if (![phoneType isKindOfClass:NSString.class]) {

        phoneType = [NSStringstringWithFormat:@"%@", phoneType];

    }

    if([phoneTypehasPrefix:@"iPhone"]) {

        phoneType = [phoneTypesubstringFromIndex:@"iPhone".length];

        NSArray* types = [phoneTypecomponentsSeparatedByString:@","];

        if(types.count>=2) {

            NSString* mainType = types[0];

            NSString* subType = types[1];

            if(mainType.intValue==10&& (subType.intValue==3|| subType.intValue==6)) {  //iPhoneX

                returnYES;

            }elseif(mainType.intValue==12&& subType.intValue==8){    //iPhoneSE 第二代

                returnNO;

            }elseif(mainType.intValue>10) {

                returnYES;

            }

        }

    }

    return NO;

}

+(BOOL)isSimulator

{

    if (TARGET_IPHONE_SIMULATOR == 1 && TARGET_OS_IPHONE == 1) {

        //模拟器

        returnYES;

    }else{

        //真机

        returnNO;

    }

}