Android DrawerLayout 不显示左边的图标, 显示那个小箭头问题

up vote17down voteaccepted

You need to syncState() call of your ActionBarDrawerToggle object from onPostCreate()

@Overrideprotected void onPostCreate(Bundle savedInstanceState) {    super.onPostCreate(savedInstanceState);    // Sync the toggle state after onRestoreInstanceState has occurred.    mDrawerToggle.syncState();}