下拉框

 <com.rey.material.widget.Spinner
                android:id="@+id/speciality"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_below="@+id/job_layout"
                android:layout_marginLeft="@dimen/profile_detail_common_margin"
                android:layout_marginRight="@dimen/profile_detail_common_margin"
                android:layout_marginTop="20dp"
                android:minWidth="128dp"
                app:spn_arrowSize="0dp" />
                
                
      ArrayAdapter<String> adapter = new ArrayAdapter<>(getSelf(), R.layout.row_span, AccountHelper.getSubjectStringList(getSelf()));
            speciality.setAdapter(adapter);
            speciality.setOnItemClickListener(new Spinner.OnItemClickListener() {
                @Override
                public boolean onItemClick(Spinner spinner, View view, int i, long l) {
                    speciality.setSelection(i);
                    profileProfession = AccountHelper.getSubjectValue(i, getSelf());
                    return false;
                }
            });