这段代码的意思 public TranslationVM(@NonNull Application application) { super(application); retrofit = new Retrofit.Builder().addConverterFactory(GsonConverterFactory.create()).baseUrl(Constant.YouDaoUrl).build(); baseRequest = retrofit.create(BaseRequest.class); //主页 flag = true; explains = new MutableLiveData<>(); webs = new MutableLiveData<>(); labels = new ObservableArrayList<>(); inputInfo = new MutableLiveData<>(); alert = new MutableLiveData<>(); CPhonetic = new MutableLiveData<>(); USPhonetic = new MutableLiveData<>(); UKPhonetic = new MutableLiveData<>(); to = new MutableLiveData<>(); query = new MutableLiveData<>(); webShape = new MutableLiveData<>(); webShape.setValue(""); webEg = new MutableLiveData<>(); img_src_lan = new MutableLiveData<>(); img_src_lan.setValue(R.drawable.ic_arrow_right_24); img_src_collection = new MutableLiveData<>(); SpeakUrl = new MutableLiveData<>(); VoicePlaying = new MutableLiveData<>(); baseRoomDatabase = InstanceDatabase.getInstance(getApplication()); wordsDao = baseRoomDatabase.getWordsDao(); preferences = UtilMethod.getPreferences(getApplication()); editor = preferences.edit(); currentUserId = preferences.getInt(Constant.currentId, -1); //生词页数据 words = new ObservableArrayList<>(); wordsCount = new MutableLiveData<>(); selectAllWordsByUserId(); }
时间: 2024-04-01 14:34:09 浏览: 55
MyApplication17.zip
这是一个 Android 应用程序中的 ViewModel 类的构造函数。ViewModel 是一个用于存储和管理 UI 界面数据的类。这个构造函数中,通过 Retrofit 创建了一个网络请求服务的实例,然后初始化了一些 LiveData 和 ObservableArrayList,用于在 UI 界面中显示和更新数据。其中包括查询结果的解释、网络释义、词性、翻译结果等。此外,还初始化了一些其他变量,例如单词库和 SharedPreferences。最后,通过调用 selectAllWordsByUserId() 方法,从单词库中查询当前用户的生词列表并将其存储到 words 变量中。
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