需要帮助导航抽屉

Question

我已经从https://developer.android.com/intl/es/samples/NavigationDrawer/res/drawable-mdpi/ic_drawer.html下载ic_drawer.png并将其粘贴到mipmap-hdpi,mipmap-mdpi,mipmap-xhdpi,。但我得到解决不了符号ic_drawer

actionBarDrawerToggle = new ActionBarDrawerToggle(
       this,     /* host Activity */ 
       drawerLayout,   /* DrawerLayout object */ 
       R.drawable.ic_drawer, /* nav drawer icon to replace 'Up' caret */ 
       R.string.drawer_open, /* "open drawer" description */ 
       R.string.drawer_close /* "close drawer" description */ 
     ); 

如何解决这一问题？由于

Answer 1

你应该把纹理贴图的参考，而不是绘制

R.mipmap.ic_drawer 

这里http://developer.android.com/reference/android/R.mipmap.html