public void setHomeAsUpIndicator(int resId) {
        Drawable indicator = null;
        if (resId != 0) {
            indicator = mDrawerLayout.getResources().getDrawable(resId);
        }
        setHomeAsUpIndicator(indicator);
    }
public void setHomeAsUpIndicator ( int resId ) { Drawable indicator = null ; if ( resId != 0 ) { indicator = mDrawerLayout . getResources ( ) . getDrawable ( resId ) ; } setHomeAsUpIndicator ( indicator ) ; }
Set the up indicator to display when the drawer indicator is not
enabled.
<p/>
If you pass 0 to this method, the default drawable from the theme will
be used.

@param resId Resource ID of a drawable to use for the up indicator, or 0
to use the theme's default
@see #setDrawerIndicatorEnabled(boolean)