LanguageHelper

Change your application language for any language and support LTR and RTL

How to use this class?

This class is built with dagger2 and used as a Singleton class.

1- copy the class to your project

2- in Applicatoin class add

   @Override
    protected void attachBaseContext(Context base) {

// dagger not work here, so I have to create my own
   // dagger not work here, so I have to create my own
     base = new LanguageHelper(base, sharedPreferencesHelper).wrapContext(base);
        super.attachBaseContext(base);
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        super.onConfigurationChanged(newConfig);
        // setup the languages
        languageHelper.overrideLocal(this);
    }

3- in each Activity

   @Override
    protected void attachBaseContext(Context base) {

// dagger not work here, so I have to create my own
        base = new LanguageHelper(base,sharedPreferencesHelper).wrapContext(base);
        super.attachBaseContext(base);
    }

in onCreate method

after super.onCreate

 languageHelper.wrapContext(this);

4- in each activity and dialog

before super.onCreate

 languageHelper.setDirection(getWindow().getDecorView());

5- to change the app language

// new language = "en" or "ar"
languageHelper.setNewLanguage(newLanguage,launcherActivity)

That's it!