PopupWindow

效果图

PopupWindow效果图

代码
layout_pop.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@drawable/timg"
    >


    <TextView
        android:id="@+id/tv_good"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:textColor="@color/colorGray"
        android:text="好"
        android:gravity="center"
        android:paddingTop="8dp"
        android:paddingBottom="8dp"
        />

    <TextView
        android:id="@+id/tv_good2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:textColor="@color/colorGray"
        android:text="还行"
        android:gravity="center"
        android:paddingTop="8dp"
        android:paddingBottom="8dp"
        />

    <TextView
        android:id="@+id/tv_bad"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:textColor="@color/colorGray"
        android:text="不好"
        android:gravity="center"
        android:paddingTop="8dp"
        android:paddingBottom="8dp"
        />
</LinearLayout>

PopupWindowActivity

public class PopupWindowActivity extends AppCompatActivity {

    private Button mBtnPop;
    private PopupWindow mPop;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_popup_window);
        mBtnPop = findViewById(R.id.btn_pop);
        mBtnPop.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                View view = getLayoutInflater().inflate(R.layout.layout_pop, null);
                TextView tv = view.findViewById(R.id.tv_good);
                tv.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        mPop.dismiss();
                        ToastUtil.showLong(PopupWindowActivity.this, ((TextView)v).getText());
                    }
                });

                mPop = new PopupWindow(view, mBtnPop.getWidth(), ViewGroup.LayoutParams.WRAP_CONTENT);
                mPop.setOutsideTouchable(false);
                mPop.setFocusable(true);
                mPop.showAsDropDown(mBtnPop);
            }
        });
    }
}