城市三级列表

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Button go = (Button) findViewById(R.id.go);
        final TextView tvResult = (TextView) findViewById(R.id.tv_result);
        go.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                CityPicker cityPicker = new CityPicker.Builder(MainActivity.this).textSize(20)
                        .textColor(Color.parseColor("#000000"))
                        .provinceCyclic(true)
                        .cityCyclic(false)
                        .districtCyclic(false)
                        .visibleItemsCount(7)
                        .itemPadding(10)
                        .build();

                cityPicker.show();
                cityPicker.setOnCityItemClickListener(new CityPicker.OnCityItemClickListener() {
                    @Override
                    public void onSelected(String... citySelected) {
                        tvResult.setText("选择结果：
省：" + citySelected[0] + "
市：" + citySelected[1] + "
区："
                                + citySelected[2] + "
邮编：" + citySelected[3]);
                    }
                });
            }
        });
    }}

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"

    >

    <Button
        android:id="@+id/go"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="选择省市区" />

    <TextView
        android:id="@+id/tv_result"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/go"
        android:layout_marginTop="10dp"
        android:text="选择结果："
        android:textSize="20sp" />
</RelativeLayout>

 compile 'liji.library.dev:citypickerview:0.3.0'