ios 应用多语言自由切换实现

第一次进入应用获取本机语言.1.假设本机语言在软件实现语言列表里.则默认选中本机语言,可是用户还是能够选择其他语言.2.假设本机语言不在软件实现语言列表里,则默认选中英语.用户还是能够选择其他语言.

全部要更换语言的controller里注冊通知.当用户选择了一个语言后发送语言改动的通知.控制器收到语言改动通知后,对须要改动语言的控制进行又一次设置.

/** 初始化语言 */

- (void)initLanguage{

    //1. 获取系统支持的语言

    _languages = [NSMutableArrayarrayWithCapacity:5];

    NSURL *url = [[NSBundlemainBundle]URLForResource:kLanguagePlistwithExtension:kTypePlist];

    NSDictionary *dic = [NSDictionarydictionaryWithContentsOfURL:url];


    //2 生成语言对象

    [dicenumerateKeysAndObjectsUsingBlock:^(id key,id obj,BOOL *stop) {

       DYCXLanguage *language = [DYCXLanguagelanguageWithKey:keyAndValue:obj];

        [_languagesaddObject:language];

    }];

    

    

    //3. 获取用户保存的语言[0] = 中文简体, [1] = zh-Hans;

   NSString *userLanguageValue = [selfgetUserLanguage];

   if (!userLanguageValue) {

        userLanguageValue =kDefaultUserLanguage;

        //3.1 获取系统语言

       NSString * localLanguage = [selfgetLocalLanguageValue];

        //3.2. 确定默认语言

       for (DYCXLanguage *languagein_languages) {

            //3.3.假设软件语言包涵系统语言默觉得系统语言,假设不包涵默认设置为英语

           if ([localLanguageisEqualToString:language.languageValue]) {

                userLanguageValue = localLanguage;

            }

        }

    }

    

    //4. 设置当前语言

    for (DYCXLanguage *languagein_languages) {

       if ([userLanguageValueisEqualToString:language.languageValue]) {

            language.used =YES;

           _userLanguage = language;

           break;

        }

    }

}


- (NSString *)getLocalLanguageValue{

    NSUserDefaults *defaults = [NSUserDefaultsstandardUserDefaults];

   NSArray *languages = [defaultsobjectForKey:@"AppleLanguages"];

   return [languagesobjectAtIndex:0];

}



#pragma mark - 语言更改,又一次载入

- (void)reloadStringWithLanguage{

    [_confirmsetTitle:[NSStringlocalizedWithString:@"dialog_positive_key"]forState:UIControlStateNormal];

    _selectLanguage.text = [NSStringlocalizedWithString:@"select_language_key"];

    

   if ([self.delegaterespondsToSelector:@selector(onLanguageChange)]) {

        [self.delegateonLanguageChange];

    }

}


#pragma mark -NSString 的分类,载入相应文件夹里的string

+ (NSString *)localizedWithString:(NSString *)key{

    NSString *area = [DYCXConfigsharedDYCXConfig].userLanguage.languageValue;

   if (!area) {

        area = kDefaultUserLanguage;

    }

   NSString *table = [NSStringstringWithFormat:@"%@.lproj/Localizable", area];

   NSString *localizedString = [[NSBundlemainBundle] localizedStringForKey:(key)value:nil table:(table)];

    NSAssert(localizedString,@"localized error, table = %@, key = %@", table, key);

   return localizedString;

}



以本地化方式获取国际化信息的显示名称

NSLocale *curLocal = [[NSLocale alloc]initWithLocaleIdentifier:@"zh-Hans"] ;

NSLog(@"%@",[curLocal displayNameForKey:NSLocaleIdentifier value:@"fr_FR"] );// 法文(法国)

curLocal = [[NSLocale alloc]initWithLocaleIdentifier:@"zh-Hant"] ;

NSLog(@"%@",[curLocal displayNameForKey:NSLocaleIdentifier value:@"fr_FR"] );//法文(法國)

原文地址:https://www.cnblogs.com/liguangsunls/p/7286744.html