<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="wrap_content">

  <RelativeLayout
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:padding="10dp">

    <LinearLayout
      android:id="@+id/ll_addView"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:orientation="vertical" />

    <Button
      android:id="@+id/btn_getData"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:layout_below="@+id/ll_addView"
      android:layout_marginTop="10dp"
      android:background="@drawable/em_btn_green_selector"
      android:text="获取数据" />
  </RelativeLayout>
</ScrollView>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:id="@+id/rl_hotelName"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:background="@drawable/editbox_background_normal">

  <LinearLayout
    android:id="@+id/rl_addHotel"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal">

    <TextView
      android:id="@+id/tv_hotelName"
      android:layout_width="0dp"
      android:layout_height="wrap_content"
      android:layout_marginLeft="5dp"
      android:layout_weight="1"
      android:text="酒店名称:"
      android:textSize="18sp" />

    <EditText
      android:id="@+id/ed_hotelName"
      android:layout_width="0dp"
      android:layout_height="wrap_content"
      android:layout_weight="2"
      android:background="@drawable/editbox_background_normal"
      android:padding="5dp"
      android:singleLine="true" />

    <Button
      android:id="@+id/btn_addHotel"
      android:layout_width="0dp"
      android:layout_height="30dp"
      android:layout_weight="1"
      android:background="@drawable/em_btn_green_selector"
      android:text="+新增"
      android:textColor="@color/white"
      android:textSize="18sp" />
  </LinearLayout>

  <LinearLayout
    android:id="@+id/ll_addHotelEvaluate"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_below="@+id/rl_addHotel"
    android:layout_marginTop="5dp"
    android:orientation="vertical">

    <RelativeLayout
      android:id="@+id/rl_hotelEvaluate"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:layout_below="@+id/rl_addHotel"
      android:layout_marginTop="5dp"
      android:orientation="horizontal">

      <TextView
        android:id="@+id/tv_hotelServer"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true"
        android:layout_centerVertical="true"
        android:layout_gravity="center_vertical"
        android:layout_marginLeft="5dp"
        android:layout_weight="1"
        android:text="服务评价："
        android:textSize="18sp" />

      <RatingBar
        android:id="@+id/rb_hotel_evaluate"
        style="@style/myRatingBar"
        android:layout_width="wrap_content"
        android:layout_height="20dp"
        android:layout_toRightOf="@+id/tv_hotelServer"
        android:numStars="5"
        android:rating="0"
        android:stepSize="1.0" />
    </RelativeLayout>

    <EditText
      android:id="@+id/ed_hotelEvaluate"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:layout_below="@+id/rl_server"
      android:background="@drawable/editbox_background_normal"
      android:singleLine="true" />
  </LinearLayout>
</RelativeLayout>

package com.bob.lucking.activity;

import android.app.Activity;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RatingBar;

import com.bob.lucking.R;

/**
 * Created by bob on 2017/3/20.
 */

public class DynamicAddViewActivity extends Activity implements View.OnClickListener {

  private String TAG = this.getClass().getSimpleName();
  //装在所有动态添加的Item的LinearLayout容器
  private LinearLayout addHotelNameView;

  @Override
  protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_dynamic);
    addHotelNameView = (LinearLayout) findViewById(R.id.ll_addView);
    findViewById(R.id.btn_getData).setOnClickListener(this);

    //默认添加一个Item
    addViewItem(null);
  }

  @Override
  public void onClick(View v) {
    switch (v.getId()) {
      case R.id.btn_addHotel://点击添加按钮就动态添加Item
        addViewItem(v);
        break;
      case R.id.btn_getData://打印数据
        printData();
        break;
    }
  }

  /**
   * Item排序
   */
  private void sortHotelViewItem() {
    //获取LinearLayout里面所有的view
    for (int i = 0; i < addHotelNameView.getChildCount(); i++) {
      final View childAt = addHotelNameView.getChildAt(i);
      final Button btn_remove = (Button) childAt.findViewById(R.id.btn_addHotel);
      btn_remove.setText("删除");
      btn_remove.setTag("remove");//设置删除标记
      btn_remove.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
        //从LinearLayout容器中删除当前点击到的ViewItem
         addHotelNameView.removeView(childAt);
        }
      });
      //如果是最后一个ViewItem，就设置为添加
      if (i == (addHotelNameView.getChildCount() - 1)) {
        Button btn_add = (Button) childAt.findViewById(R.id.btn_addHotel);
        btn_add.setText("+新增");
        btn_add.setTag("add");
        btn_add.setOnClickListener(this);
      }
    }
  }

  //添加ViewItem
  private void addViewItem(View view) {
    if (addHotelNameView.getChildCount() == 0) {//如果一个都没有，就添加一个
      View hotelEvaluateView = View.inflate(this, R.layout.item_hotel_evaluate, null);
      Button btn_add = (Button) hotelEvaluateView.findViewById(R.id.btn_addHotel);
      btn_add.setText("+新增");
      btn_add.setTag("add");
      btn_add.setOnClickListener(this);
      addHotelNameView.addView(hotelEvaluateView);
      //sortHotelViewItem();
    } else if (((String) view.getTag()).equals("add")) {//如果有一个以上的Item,点击为添加的Item则添加
      View hotelEvaluateView = View.inflate(this, R.layout.item_hotel_evaluate, null);
      addHotelNameView.addView(hotelEvaluateView);
      sortHotelViewItem();
    } 
    //else {
     // sortHotelViewItem();
    //}
  }

  //获取所有动态添加的Item，找到控件的id，获取数据
  private void printData() {
    for (int i = 0; i < addHotelNameView.getChildCount(); i++) {
      View childAt = addHotelNameView.getChildAt(i);
      EditText hotelName = (EditText) childAt.findViewById(R.id.ed_hotelName);
      RatingBar hotelEvaluateStart = (RatingBar) childAt.findViewById(R.id.rb_hotel_evaluate);
      EditText hotelEvaluate = (EditText) childAt.findViewById(R.id.ed_hotelEvaluate);
      Log.e(TAG, "酒店名称：" + hotelName.getText().toString() + "-----评价星数："
          + (int) hotelEvaluateStart.getRating() + "-----服务评价：" + hotelEvaluate.getText().toString());
    }
  }
}