单项选择题
Toolbar怎样设置标题? A.
toolbar.setTitle("My Title"); B.
toolbar.setSubtitle("Sub title"); C.
toolbar.setLogo(R.drawable.ic_launcher); D.
setSupportActionBar(toolbar);
Toolbar怎样设置标题? A.
toolbar.setTitle("My Title"); B.
toolbar.setSubtitle("Sub title"); C.
toolbar.setLogo(R.drawable.ic_launcher); D.
setSupportActionBar(toolbar);