Android 如何使用导航抽屉打开片段并通过recyclerview更改标题
我用Android 如何使用导航抽屉打开片段并通过recyclerview更改标题,android,navigation-drawer,Android,Navigation Drawer,我用recyclerview创建了一个导航抽屉，并将片段添加到该recyclerview的列表中，但我得到了一个例外 无法启动活动，出现充气机异常 我检查了一下，但无法解决它。这是我的代码，一个异常日志 请告诉我如何解决它 多谢各位 import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.os.Bundle; im
recyclerview导航抽屉片段recyclerview无法启动活动，出现充气机异常import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.GestureDetector;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;
import com.sun.suni.design.fragments.AboutUS;
import com.sun.suni.design.fragments.Overview;
import com.sun.suni.design.fragments.Products;
import com.sun.suni.design.fragments.ReachUs;
import java.util.ArrayList;
import java.util.List;
/**
* A simple {@link Fragment} subclass.
*/
public class NavigationDrawerFragment extends Fragment {
private RecyclerView recyclerView;
private ActionBarDrawerToggle sDrawerToggle;
private DrawerLayout sDrawerLayout;
private SunAdapter adapter;
private View containerView;
public static final String PREF_FILE_NAME = "navtest";
public static final String KEY_USER_LEARNED_DRAWER = "user_learned_drawer";
private boolean sUserLearnedDrawer;
private boolean sFromSavedInstanceState;
public NavigationDrawerFragment() {
// Required empty public constructor
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
sUserLearnedDrawer = Boolean.valueOf(readFromPreferences(getActivity(),KEY_USER_LEARNED_DRAWER,"false"));
if (savedInstanceState != null) {
sFromSavedInstanceState = true;
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View layout = inflater.inflate(R.layout.fragment_navigation_drawer, container, false);
recyclerView = (RecyclerView) layout.findViewById(R.id.drawer_list);
adapter = new SunAdapter(getActivity(),getData());
recyclerView.setAdapter(adapter);
recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
recyclerView.addOnItemTouchListener(new RecyclerTouchListener(getActivity(), recyclerView, new ClickListener() {
@Override
public void onClick(View view, int posititon) {
displayView(posititon);
}
@Override
public void onLongClick(View view, int position) {
Toast.makeText(getActivity(),"onLongClick"+position,Toast.LENGTH_SHORT).show();
}
}));
return layout;
}
private void displayView(int position) {
// update the main content by replacing fragments
Fragment fragment = null;
switch (position) {
case 0:
fragment = new Products();
break;
case 1:
fragment = new AboutUS();
break;
case 2:
fragment = new Overview();
break;
case 3:
fragment = new ReachUs();
break;
default:
break;
}
if (fragment != null) {
FragmentManager fragmentManager = getFragmentManager();
fragmentManager.beginTransaction()
.replace(R.id.drawer_list, fragment).commit();
// update selected item and title, then close the drawer
sDrawerLayout.closeDrawer(recyclerView);
} else {
// error in creating fragment
Log.e("MainActivity", "Error in creating fragment");
}
}
public static List<Info> getData(){
List<Info> data = new ArrayList<>();
int[] icons = {R.drawable.products,R.drawable.aboutus,R.drawable.blog,R.drawable.reachus};
String[] titles = {"PRODUCTS", "ABOUT US ", "BLOG", "REACH US"};
for (int i=0;i<titles.length && i<icons.length;i++){
Info current = new Info();
current.iconId = icons[i];
current.title = titles[i];
data.add(current);
}
return data;
}
public void setUp(int fragmentId,DrawerLayout drawerLayout, final Toolbar toolbar) {
containerView = getActivity().findViewById(fragmentId);
sDrawerLayout = drawerLayout;
sDrawerToggle = new ActionBarDrawerToggle(getActivity(), drawerLayout, toolbar, R.string.drawer_open,R.string.drawer_close){
@Override
public void onDrawerOpened(View drawerView) {
super.onDrawerOpened(drawerView);
if (!sUserLearnedDrawer){
sUserLearnedDrawer = true;
saveToPreferences(getActivity(), KEY_USER_LEARNED_DRAWER, sUserLearnedDrawer+"");
}
getActivity().invalidateOptionsMenu();
}
@Override
public void onDrawerClosed(View drawerView) {
super.onDrawerClosed(drawerView);
getActivity().invalidateOptionsMenu();
}
@Override
public void onDrawerSlide(View drawerView, float slideOffset) {
if (slideOffset < 0.5){
toolbar.setAlpha(1-slideOffset);
}
}
};
if (!sUserLearnedDrawer && !sFromSavedInstanceState){
sDrawerLayout.openDrawer(containerView);
}
sDrawerLayout.setDrawerListener(sDrawerToggle);
sDrawerLayout.post(new Runnable() {
@Override
public void run() {
sDrawerToggle.syncState();
}
});
}
public static void saveToPreferences(Context conrext, String preferenceName, String preferenceValue){
SharedPreferences sP = conrext.getSharedPreferences(PREF_FILE_NAME, conrext.MODE_PRIVATE);
SharedPreferences.Editor editor = sP.edit();
editor.putString(preferenceName, preferenceValue);
editor.apply();
}
public static String readFromPreferences(Context context, String preferenceName, String defaultValue){
SharedPreferences sP = context.getSharedPreferences(PREF_FILE_NAME, context.MODE_PRIVATE);
return sP.getString(preferenceName,defaultValue);
}
class RecyclerTouchListener implements RecyclerView.OnItemTouchListener {
private GestureDetector gestureDetector;
private ClickListener clickListener;
public RecyclerTouchListener(Context context, final RecyclerView recyclerView, final ClickListener clickListener){
this.clickListener = clickListener;
gestureDetector = new GestureDetector(context, new GestureDetector.SimpleOnGestureListener(){
@Override
public boolean onSingleTapUp(MotionEvent e) {
return true;
}
@Override
public void onLongPress(MotionEvent e) {
View child = recyclerView.findChildViewUnder(e.getX(), e.getY());
if (child != null && clickListener != null){
clickListener.onLongClick(child, recyclerView.getChildPosition(child));
}
}
});
}
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
View child = rv.findChildViewUnder(e.getX(), e.getY());
if (child != null && clickListener != null && gestureDetector.onTouchEvent(e)){
clickListener.onClick(child, rv.getChildPosition(child));
}
return false;
}
@Override
public void onTouchEvent(RecyclerView rv, MotionEvent e) {
}
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
}
}
public interface ClickListener {
public void onClick(View view, int posititon);
public void onLongClick(View view, int position);
}
}
导入android.content.Context；
导入android.content.Intent；
导入android.content.SharedReferences；
导入android.os.Bundle；
导入android.support.v4.app.Fragment；
导入android.support.v4.app.FragmentManager；
导入android.support.v4.widget.DrawerLayout；
导入android.support.v7.app.ActionBarDrawerToggle；
导入android.support.v7.widget.LinearLayoutManager；
导入android.support.v7.widget.RecyclerView；
导入android.support.v7.widget.Toolbar；
导入android.util.Log；
导入android.view.GestureDetector；
导入android.view.LayoutInflater；
导入android.view.MotionEvent；
导入android.view.view；
导入android.view.ViewGroup；
导入android.widget.Toast；
导入com.sun.suni.design.fragments.AboutUS；
导入com.sun.suni.design.fragments.Overview；
导入com.sun.suni.design.fragments.Products；
导入com.sun.suni.design.fragments.ReachUs；
导入java.util.ArrayList；
导入java.util.List；
/**
*一个简单的{@link Fragment}子类。
*/
公共类NavigationDrawerFragment扩展了片段{
私人回收站；
私人行动律师事务所；
私人抽屉布局SDRAWERLLAYOUT；
专用适配器；
私有视图容器视图；
公共静态最终字符串PREF_FILE_NAME=“navtest”；
公共静态最终字符串键\u USER\u LEARNED\u DRAWER=“USER\u LEARNED\u DRAWER”；
私有布尔SUSERLERNEDDRAWER；
私有布尔值sFromSavedInstanceState；
公共导航抽屉碎片（）{
//必需的空公共构造函数
}
@凌驾
创建时的公共void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
sUserLearnedDrawer=Boolean.valueOf（readFromPreferences（getActivity（），KEY\u USER\u LEARNED\u DRAWER，“false”）；
如果（savedInstanceState！=null）{
sFromSavedInstanceState=true；
}
}
@凌驾
创建视图上的公共视图（布局、充气机、视图组容器、，
Bundle savedInstanceState）{
//为该碎片膨胀布局
视图布局=充气机。充气（R.layout.fragment\u navigation\u抽屉、容器，错误）；
recyclerView=（recyclerView）layout.findViewById（R.id.drawer\u列表）；
adapter=newsundapter（getActivity（），getData（））；
recyclerView.setAdapter（适配器）；
setLayoutManager（新的LinearLayoutManager（getActivity（））；
addOnItemTouchListener（新的RecyclerTouchListener（getActivity（），recyclerView，new ClickListener（））{
@凌驾
公共void onClick（视图，int位置）{
显示视图（位置）；
}
@凌驾
仅长按公共无效（视图，int位置）{
Toast.makeText（getActivity（），“onLongClick”+位置，Toast.LENGTH\u SHORT.show（）；
}
}));
返回布局；
}
私有void显示视图（内部位置）{
//通过替换片段更新主要内容
片段=空；
开关（位置）{
案例0：
片段=新产品（）；
打破
案例1：
fragment=新的AboutUS（）；
打破
案例2：
fragment=newoverview（）；
打破
案例3：
fragment=新的ReachUs（）；
打破
违约：
打破
}
if（片段！=null）{
FragmentManager FragmentManager=getFragmentManager（）；
fragmentManager.beginTransaction（）
.replace（R.id.drawer_list，fragment）.commit（）；
//更新所选项目和标题，然后关闭抽屉
sDrawerLayout.封闭抽屉（recyclerView）；
}否则{
//创建片段时出错
Log.e（“MainActivity”，“创建片段时出错”）；
}
}
公共静态列表getData（）{
列表数据=新的ArrayList（）；
int[]icons={R.drawable.products，R.drawable.aboutus，R.drawable.blog，R.drawable.reachus}；
String[]titles={“产品”、“关于我们”、“博客”、“联系我们”}；
对于（int i=0；i布局中是否有任何自定义视图？它表示错误膨胀未知。发布布局文件我已添加plz检查您的xml布局中是否有错误，发布xml布局我已添加检查您的布局中是否有任何自定义视图？它表示错误膨胀未知。发布布局文件我已添加plz检查i如果您的xml布局出现错误，请发布您的xml布局。我已经添加了检查
FATAL EXCEPTION: main
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: Process: com.sun.suni.design, PID: 14593
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.sun.suni.design/com.sun.suni.design.activities.MainActivity}: android.view.InflateException: Binary XML file line #10: Error inflating class <unknown>
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2298)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.access$800(ActivityThread.java:144)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:102)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.os.Looper.loop(Looper.java:135)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.main(ActivityThread.java:5221)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Method.invoke(Native Method)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Method.invoke(Method.java:372)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: Caused by: android.view.InflateException: Binary XML file line #10: Error inflating class <unknown>
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.createView(LayoutInflater.java:633)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:55)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.onCreateView(LayoutInflater.java:682)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:741)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.rInflate(LayoutInflater.java:806)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.inflate(LayoutInflater.java:504)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.inflate(LayoutInflater.java:414)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.inflate(LayoutInflater.java:365)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:256)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.sun.suni.design.activities.MainActivity.onCreate(MainActivity.java:22)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.Activity.performCreate(Activity.java:5937)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.access$800(ActivityThread.java:144)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:102)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.os.Looper.loop(Looper.java:135)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.main(ActivityThread.java:5221)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Method.invoke(Native Method)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Method.invoke(Method.java:372)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: Caused by: java.lang.reflect.InvocationTargetException
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Constructor.newInstance(Native Method)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Constructor.newInstance(Constructor.java:288)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.createView(LayoutInflater.java:607)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:55)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.onCreateView(LayoutInflater.java:682)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:741)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.rInflate(LayoutInflater.java:806)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.inflate(LayoutInflater.java:504)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.inflate(LayoutInflater.java:414)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.view.LayoutInflater.inflate(LayoutInflater.java:365)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:256)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:109)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.sun.suni.design.activities.MainActivity.onCreate(MainActivity.java:22)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.Activity.performCreate(Activity.java:5937)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.access$800(ActivityThread.java:144)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:102)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.os.Looper.loop(Looper.java:135)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.app.ActivityThread.main(ActivityThread.java:5221)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Method.invoke(Native Method)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at java.lang.reflect.Method.invoke(Method.java:372)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: Caused by: java.lang.OutOfMemoryError: Failed to allocate a 88473612 byte allocation with 1048576 free bytes and 63MB until OOM
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at dalvik.system.VMRuntime.newNonMovableArray(Native Method)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:609)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:444)
12-07 16:10:04.946 14593-14593/com.sun.suni.design E/AndroidRuntime: at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:973)
<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"
android:background="#FFFFFF"
tools:context="com.sun.suni.design.NavigationDrawerFragment">
<LinearLayout
android:id="@+id/container_drawer_image"
android:layout_width="match_parent"
android:background="#FFFFFF"
android:layout_height="wrap_content">
<ImageView
android:layout_width="280dp"
android:layout_marginTop="@dimen/margin_top"
android:layout_marginBottom="@dimen/margin_bottom"
android:layout_height="140dp"
android:layout_gravity="center"
android:src="@drawable/cloudicalabs"
android:id="@+id/imageView" />
</LinearLayout>
<android.support.v7.widget.RecyclerView
android:layout_below="@+id/container_drawer_image"
android:id="@+id/drawer_list"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</android.support.v7.widget.RecyclerView>