google的mvp源码阅读笔记

Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
ActionBar ab = getSupportActionBar();
// 设置左边的菜单
ab.setHomeAsUpIndicator(R.drawable.ic_menu);
ab.setDisplayHomeAsUpEnabled(true);

    public IdlingResource () {
        return EspressoIdlingResource.getIdlingResource();
    }