java导航视图e引发异常#第11行充气机错误

Question

我正在做一个登录应用程序登录后，有一个导航是不工作的，它是给java异常错误。我试着调试它的显示

Unable to start activity ComponentInfo{com.gmakerorganisation.glocator/com.gmakerorganisation.glocator.MainMenu}: 安卓.view.InflateException: Binary XML file line #11: Error inflating class 安卓.support.design.widget.NavigationView

我的导航活动

package com.gmakerorganisation.glocator;

import 安卓.support.design.widget.FloatingActionButton;
import 安卓.support.design.widget.NavigationView;
import 安卓.support.design.widget.Snackbar;
import 安卓.support.v4.view.GravityCompat;
import 安卓.support.v4.widget.DrawerLayout;
import 安卓.support.v7.app.ActionBarDrawerToggle;
import 安卓.support.v7.app.AppCompatActivity;
import 安卓.os.Bundle;
import 安卓.support.v7.widget.Toolbar;
import 安卓.view.Menu;
import 安卓.view.MenuItem;
import 安卓.view.View;
import 安卓.widget.TextView;

import com.gmakerorganisation.glocator.Fragments.Chats;
import com.gmakerorganisation.glocator.Fragments.Contacts;
import com.gmakerorganisation.glocator.Fragments.Help;
import com.gmakerorganisation.glocator.Fragments.Setting;
import com.gmakerorganisation.glocator.Fragments.Update_Profile;
import com.gmakerorganisation.glocator.Fragments.Update_status;

public class MainMenu extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener{

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main_menu);
        NavigationView navigationView = null;
        Toolbar toolbar = null;
        //Set the fragment initially
        Chats fragment = new Chats();
        安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                getSupportFragmentManager().beginTransaction();
        fragmentTransaction.replace(R.id.fragment_container, fragment);
        fragmentTransaction.commit();

        toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();
            }
        });

        DrawerLayout 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.setDrawerListener(toggle);
        toggle.syncState();

        navigationView = (NavigationView) findViewById(R.id.nav_view);

        //How to change elements in the header programatically
        View headerView = navigationView.getHeaderView(0);
        TextView emailText = (TextView) headerView.findViewById(R.id.email);
        emailText.setText("This is in main menu.java");

        navigationView.setNavigationItemSelectedListener(this);


    }

    @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.main, 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_chat) {
            //Set the fragment initially
            Chats fragment = new Chats();
            安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                    getSupportFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, fragment);
            fragmentTransaction.commit();
            // Handle the camera action
        } else if (id == R.id.nav_contacts) {
            //Set the fragment initially
           Contacts fragment = new Contacts();
            安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                    getSupportFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, fragment);
            fragmentTransaction.commit();

        } else if (id == R.id.nav_profileandname) {
            Update_Profile fragment = new Update_Profile();
            安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                    getSupportFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, fragment);
            fragmentTransaction.commit();

        } else if (id == R.id.nav_statusupdate) {
            Update_status fragment = new Update_status();
            安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                    getSupportFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, fragment);
            fragmentTransaction.commit();

        } else if (id == R.id.nav_setting) {
            Setting fragment = new Setting();
            安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                    getSupportFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, fragment);
            fragmentTransaction.commit();


        } else if (id == R.id.nav_help) {
            Help fragment = new Help();
            安卓.support.v4.app.FragmentTransaction fragmentTransaction =
                    getSupportFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment_container, fragment);
            fragmentTransaction.commit();


        }

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        drawer.closeDrawer(GravityCompat.START);
        return true;
    }
}

我的导航布局。xml

    <include layout="@layout/app_bar_main" 安卓:layout_width="match_parent"
        安卓:layout_height="match_parent" />

    <安卓.support.design.widget.NavigationView 安卓:id="@+id/nav_view"
        安卓:layout_width="wrap_content" 安卓:layout_height="match_parent"
        安卓:layout_gravity="start" 安卓:fitsSystemWindows="true"
        app:headerLayout="@layout/nav_header_main" app:menu="@menu/activity_main_drawer" />

</安卓.support.v4.widget.DrawerLayout>

我的孩子长得很好。格拉德尔

apply plugin: 'com.安卓.application'

安卓 {
    compileSdkVersion 23
    buildToolsVersion "23.0.3"

    defaultConfig {
        applicationId "com.gmakerorganisation.glocator"
        minSdkVersion 14
        targetSdkVersion 23
        versionCode 1
        versionName "1.0"
        multiDexEnabled true
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-安卓.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    testCompile 'junit:junit:4.12'
    compile 'com.安卓.support:appcompat-v7:23.4.0'
    compile 'com.google.安卓.gms:play-services:9.0.2'
    compile 'com.安卓.support:design:23.4.0'
    compile 'com.mcxiaoke.volley:library-aar:1.0.0'
    compile 'com.安卓.support:multidex:1.0.0'
    compile 'com.安卓.support:support-v4:23.4.0'
    compile 'com.安卓.support:appcompat-v7:23.1.0'
    compile 'com.安卓.support:design:23.1.1'
}

我还张贴了发生错误的地方的图片 Image Of Error when Debugged

Answer 1

DrawerLayout是根元素尝试更改代码以使用DrawerLayout作为根元素

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout
    android:id="@+id/drawer_layout"
    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:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true">

    <android.support.design.widget.CoordinatorLayout
        android:id="@+id/content"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">


    <android.support.design.widget.AppBarLayout
        android:layout_height="wrap_content"
        android:layout_width="match_parent">


    </android.support.design.widget.AppBarLayout>

    <include layout="@layout/content_main"/>

</android.support.design.widget.CoordinatorLayout>
    <android.support.design.widget.NavigationView
        android:id="@+id/navigation_view"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_gravity="start"
        app:headerLayout="@layout/nav_header_main"
        app:menu="@menu/activity_main_drawer"/>
</android.support.v4.widget.DrawerLayout>