【Android】ActionBar 設定背景的方法

@ set background icon

getSupportActionBar().setBackgroundDrawable(getResources().getDrawable(R.drawable.icon_name)); 

@ call setNavigationMode(NAVIGATION_MODE_TABS) to make the tabs visible

getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

@ disable the activity title by calling setDisplayShowTitleEnabled(false)

getSupportActionBar().setDisplayShowTitleEnabled(false);

@ disable application home by calling setDisplayShowHomeEnabled(false)

getSupportActionBar().setDisplayShowHomeEnabled(false);