在android studio 3.3中使用android食物订购应用程序时遇到此错误：
02-01 22:23:20.751 8518-8518/com.royalkitchenabuja.royalkitchenserver E/UncaughtException: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.royalkitchenabuja.royalkitchenserver/com.royalkitchenabuja.royalkitchenserver.Home}: android.view.InflateException: Binary XML file line #2: Binary XML file line #2: Error inflating class android.support.v4.widget.DrawerLayout
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2583)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2665)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1499)
at android.os.Handler.dispatchMessage(Handler.java:111)
at android.os.Looper.loop(Looper.java:207)
at android.app.ActivityThread.main(ActivityThread.java:5765)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:794)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:684)
Caused by: android.view.InflateException: Binary XML file line #2: Binary XML file line #2: Error inflating class android.support.v4.widget.DrawerLayout
at android.view.LayoutInflater.inflate(LayoutInflater.java:539)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at com.royalkitchenabuja.royalkitchenserver.Home.onCreate(Home.java:84)
at android.app.Activity.performCreate(Activity.java:6301)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1113)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2530)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2665)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1499)
at android.os.Handler.dispatchMessage(Handler.java:111)
at android.os.Looper.loop(Looper.java:207)
at android.app.ActivityThread.main(ActivityThread.java:5765)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:794)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:684)
Caused by: android.view.InflateException: Binary XML file line #2: Error inflating class android.support.v4.widget.DrawerLayout
at android.view.LayoutInflater.createView(LayoutInflater.java:645)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at com.royalkitchenabuja.royalkitchenserver.Home.onCreate(Home.java:84)
at android.app.Activity.performCreate(Activity.java:6301)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1113)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2530)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2665)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1499)
at android.os.Handler.dispatchMessage(Handler.java:111)
at android.os.Looper.loop(Looper.java:207)
at android.app.ActivityThread.main(ActivityThread.java:5765)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:794)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:684)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance(Native Method)
at android.view.LayoutInflater.createView(LayoutInflater.java:619)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:764)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at com.royalkitchenabuja.royalkitchenserver.Home.onCreate(Home.java:84)
at android.app.Activity.performCreate(Activity.java:6301)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1113)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2530)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2665)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1499)
at android.os.Handler.dispatchMessage(Handler.java:111)
at android.os.Looper.loop(Looper.java:207)
at android.app.ActivityThread.main(ActivityThread.java:5765)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:794)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:684)
这是受影响的xml文件（activity_home.xml）：
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
android:background="@drawable/logo2"
tools:openDrawer="start">
<include
layout="@layout/app_bar_home"
android:layout_width="match_parent"
android:layout_height="match_parent" />
<android.support.design.widget.NavigationView
android:id="@+id/nav_view"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="start"
android:fitsSystemWindows="true"
app:headerLayout="@layout/nav_header_home"
android:background="@color/overlayBackground"
app:itemTextColor="@android:color/white"
app:itemIconTint="@android:color/white"
app:menu="@menu/activity_home_drawer" />
</android.support.v4.widget.DrawerLayout>
这是受影响的Java文件（Home.java）：
package com.royalkitchenabuja.royalkitchenserver;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AlertDialog;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.support.design.widget.NavigationView;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.TextView;
import android.widget.Toast;
import com.firebase.ui.database.FirebaseRecyclerAdapter;
import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.Query;
import com.google.firebase.database.ValueEventListener;
import com.google.firebase.iid.FirebaseInstanceId;
import com.google.firebase.storage.FirebaseStorage;
import com.google.firebase.storage.OnProgressListener;
import com.google.firebase.storage.StorageReference;
import com.google.firebase.storage.UploadTask;
import com.rengwuxian.materialedittext.MaterialEditText;
import com.royalkitchenabuja.royalkitchenserver.Common.Common;
import com.royalkitchenabuja.royalkitchenserver.Model.Token;
import com.royalkitchenabuja.royalkitchenserver.Interface.ItemClickListener;
import com.royalkitchenabuja.royalkitchenserver.Model.Category;
import com.royalkitchenabuja.royalkitchenserver.R;
import com.royalkitchenabuja.royalkitchenserver.ViewHolder.MenuViewHolder;
import com.squareup.picasso.Picasso;
import java.util.UUID;
import info.hoang8f.widget.FButton;
public class Home extends AppCompatActivity
implements NavigationView.OnNavigationItemSelectedListener {
TextView txtFullName;
//Firebase
FirebaseDatabase database;
DatabaseReference categories;
FirebaseStorage storage;
StorageReference storageReference;
FirebaseRecyclerAdapter<Category,MenuViewHolder> adapter;
//View
RecyclerView recycler_menu;
RecyclerView.LayoutManager layoutManager;
//Add New Menu Layout
MaterialEditText edtName;
FButton btnUpload,btnSelect;
Category newCategory;
Uri saveUri;
DrawerLayout drawer;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_home);
Toolbar toolbar = (Toolbar)findViewById(R.id.toolbar);
toolbar.setTitle("Menu Management");
setSupportActionBar(toolbar);
//Init Firebase
database = FirebaseDatabase.getInstance();
categories = database.getReference("Category");
storage = FirebaseStorage.getInstance();
storageReference = storage.getReference();
FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
showDialog();
}
});
drawer = (DrawerLayout)findViewById(R.id.drawer_layout);
ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
drawer.addDrawerListener(toggle);
toggle.syncState();
NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
navigationView.setNavigationItemSelectedListener(this);
//Set Name for user
View headerView = navigationView.getHeaderView(0);
txtFullName = (TextView)headerView.findViewById(R.id.txtFullName);
txtFullName.setText(Common.currentUser.getName());
//Init View
recycler_menu = (RecyclerView)findViewById(R.id.recycler_menu);
recycler_menu.setHasFixedSize(true);
layoutManager = new LinearLayoutManager(this);
recycler_menu.setLayoutManager(layoutManager);
loadMenu();
//Send token
updateToken(FirebaseInstanceId.getInstance().getToken());
}
private void updateToken(String token) {
FirebaseDatabase db = FirebaseDatabase.getInstance();
DatabaseReference tokens = db.getReference("Tokens");
Token data = new Token(token,true);
tokens.child(Common.currentUser.getPhone()).setValue(data);
}
private void showDialog() {
AlertDialog.Builder alertDialog = new AlertDialog.Builder(Home.this);
alertDialog.setTitle("Add new Category");
alertDialog.setMessage("Please provide full information");
LayoutInflater inflater = this.getLayoutInflater();
View add_menu_layout = inflater.inflate(R.layout.add_new_menu_layout,null);
edtName = add_menu_layout.findViewById(R.id.edtName);
btnSelect = add_menu_layout.findViewById(R.id.btnSelect);
btnUpload = add_menu_layout.findViewById(R.id.btnUpload);
//Event for button
btnSelect.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
chooseImage(); // Let user select image from Gallery and save Uri of this image
}
});
btnUpload.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
uploadImage();
}
});
alertDialog.setView(add_menu_layout);
alertDialog.setIcon(R.drawable.ic_shopping_cart_black_24dp);
//Set button
alertDialog.setPositiveButton("YES", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
//Here, just create new category
if (newCategory != null)
{
categories.push().setValue(newCategory);
Snackbar.make(drawer,"New category "+newCategory.getName()+" was added",Snackbar.LENGTH_SHORT)
.show();
}
}
});
alertDialog.setNegativeButton("NO", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
}
});
alertDialog.show();
}
private void uploadImage() {
if (saveUri != null)
{
final ProgressDialog mDialog = new ProgressDialog(this);
mDialog.setMessage("Uploading...");
mDialog.show();
String imageName = UUID.randomUUID().toString();
final StorageReference imageFolder = storageReference.child("images/"+imageName);
imageFolder.putFile(saveUri)
.addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {
@Override
public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
mDialog.dismiss();
Toast.makeText(Home.this, "Uploaded !!!", Toast.LENGTH_SHORT).show();
imageFolder.getDownloadUrl().addOnSuccessListener(new OnSuccessListener<Uri>() {
@Override
public void onSuccess(Uri uri) {
//set value for newCategory if image uploads and we can get download link
newCategory = new Category(edtName.getText().toString(),uri.toString());
}
});
}
})
.addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception e) {
mDialog.dismiss();
Toast.makeText(Home.this, ""+e.getMessage(), Toast.LENGTH_SHORT).show();
}
})
.addOnProgressListener(new OnProgressListener<UploadTask.TaskSnapshot>() {
@Override
public void onProgress(UploadTask.TaskSnapshot taskSnapshot) {
//Don't worry about this error
double progress = (100.0 * taskSnapshot.getBytesTransferred() / taskSnapshot.getTotalByteCount());
mDialog.setMessage("Uploaded "+progress+"%");
}
});
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == Common.PICK_IMAGE_REQUEST && resultCode == RESULT_OK
&& data != null && data.getData() != null)
{
saveUri = data.getData();
btnSelect.setText("Image Selected !");
}
}
private void chooseImage() {
Intent intent = new Intent();
intent.setType("image/*");
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(Intent.createChooser(intent,"Select Picture"),Common.PICK_IMAGE_REQUEST);
}
private void loadMenu() {
adapter = new FirebaseRecyclerAdapter<Category, MenuViewHolder>(
Category.class,
R.layout.menu_item,
MenuViewHolder.class,
categories
) {
@Override
protected void populateViewHolder(MenuViewHolder viewHolder, Category model, int position) {
viewHolder.txtMenuName.setText(model.getName());
Picasso.with(Home.this).load(model.getImage())
.into(viewHolder.imageView);
viewHolder.setItemClickListener(new ItemClickListener() {
@Override
public void onClick(View view, int position, boolean isLongClick) {
//send Category Id and Start new Activity
Intent foodList = new Intent(Home.this,FoodList.class);
foodList.putExtra("CategoryId",adapter.getRef(position).getKey());
startActivity(foodList);
}
});
}
};
adapter.notifyDataSetChanged(); // Refresh data if have data changed
recycler_menu.setAdapter(adapter);
}
@Override
public void onBackPressed() {
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
if (drawer.isDrawerOpen(GravityCompat.START)) {
drawer.closeDrawer(GravityCompat.START);
} else {
super.onBackPressed();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.home, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {
// Handle navigation view item clicks here.
int id = item.getItemId();
if (id == R.id.nav_orders)
{
Intent orders = new Intent(Home.this,OrderStatus.class);
startActivity(orders);
}
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
drawer.closeDrawer(GravityCompat.START);
return true;
}
//Update / Delete
//Press Ctrl+O
@Override
public boolean onContextItemSelected(MenuItem item) {
if (item.getTitle().equals(Common.UPDATE))
{
showUpdateDialog(adapter.getRef(item.getOrder()).getKey(),adapter.getItem(item.getOrder()));
}
else if (item.getTitle().equals(Common.DELETE))
{
deleteCategory(adapter.getRef(item.getOrder()).getKey());
}
return super.onContextItemSelected(item);
}
private void deleteCategory(String key) {
//First , we need to get all food in category
DatabaseReference foods = database.getReference("Foods");
Query foodInCategory = foods.orderByChild("menuId").equalTo(key);
foodInCategory.addValueEventListener(new ValueEventListener() {
@Override
public void onDataChange(DataSnapshot dataSnapshot) {
for (DataSnapshot postSnapShot:dataSnapshot.getChildren())
{
postSnapShot.getRef().removeValue();
}
}
@Override
public void onCancelled(DatabaseError databaseError) {
}
});
categories.child(key).removeValue();
Toast.makeText(this, "Item deleted !!!!", Toast.LENGTH_SHORT).show();
}
private void showUpdateDialog(final String key, final Category item) {
AlertDialog.Builder alertDialog = new AlertDialog.Builder(Home.this);
alertDialog.setTitle("Update Category");
alertDialog.setMessage("Please fill full information");
LayoutInflater inflater = this.getLayoutInflater();
View add_menu_layout = inflater.inflate(R.layout.add_new_menu_layout,null);
edtName = add_menu_layout.findViewById(R.id.edtName);
btnSelect = add_menu_layout.findViewById(R.id.btnSelect);
btnUpload = add_menu_layout.findViewById(R.id.btnUpload);
//Set default name
edtName.setText(item.getName());
//Event for button
btnSelect.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
chooseImage(); // Let user select image from Gallery and save Uri of this image
}
});
btnUpload.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
changeImage(item);
}
});
alertDialog.setView(add_menu_layout);
alertDialog.setIcon(R.drawable.ic_shopping_cart_black_24dp);
//Set button
alertDialog.setPositiveButton("YES", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
//Update information
item.setName(edtName.getText().toString());
categories.child(key).setValue(item);
}
});
alertDialog.setNegativeButton("NO", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
}
});
alertDialog.show();
}
private void changeImage(final Category item) {
if (saveUri != null)
{
final ProgressDialog mDialog = new ProgressDialog(this);
mDialog.setMessage("Uploading...");
mDialog.show();
String imageName = UUID.randomUUID().toString();
final StorageReference imageFolder = storageReference.child("images/"+imageName);
imageFolder.putFile(saveUri)
.addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {
@Override
public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
mDialog.dismiss();
Toast.makeText(Home.this, "Uploaded !!!", Toast.LENGTH_SHORT).show();
imageFolder.getDownloadUrl().addOnSuccessListener(new OnSuccessListener<Uri>() {
@Override
public void onSuccess(Uri uri) {
//set value for newCategory if image uploads and we can get download link
item.setImage(uri.toString());
}
});
}
})
.addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception e) {
mDialog.dismiss();
Toast.makeText(Home.this, ""+e.getMessage(), Toast.LENGTH_SHORT).show();
}
})
.addOnProgressListener(new OnProgressListener<UploadTask.TaskSnapshot>() {
@Override
public void onProgress(UploadTask.TaskSnapshot taskSnapshot) {
//Don't worry about this error
double progress = (100.0 * taskSnapshot.getBytesTransferred() / taskSnapshot.getTotalByteCount());
mDialog.setMessage("Uploaded "+progress+"%");
}
});
}
}
}