Google 音声認識のサンプル コードを試してみましたが、アプリがクラッシュし、logcat で Failed to inflate 例外が報告されました。
これが私のコードです：
MainActivity.java
/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.audiphone;
import com.example.audiphone.R;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
import android.speech.RecognizerIntent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import java.util.ArrayList;
import java.util.List;
/**
* Sample code that invokes the speech recognition intent API.
*/
public class MainActivity extends Activity implements OnClickListener {
private static final int VOICE_RECOGNITION_REQUEST_CODE = 1234;
private ListView mList;
/**
* Called with the activity is first created.
*/
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Inflate our UI from its XML layout description.
setContentView(R.layout.activity_main);
// Get display items for later interaction
Button speakButton = (Button) findViewById(R.id.btn_speak);
mList = (ListView) findViewById(R.id.list);
// Check to see if a recognition activity is present
PackageManager pm = getPackageManager();
List<ResolveInfo> activities = pm.queryIntentActivities(
new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);
if (activities.size() != 0) {
speakButton.setOnClickListener(this);
} else {
speakButton.setEnabled(false);
speakButton.setText("Recognizer not present");
}
}
/**
* Handle the click on the start recognition button.
*/
public void onClick(View v) {
if (v.getId() == R.id.btn_speak) {
startVoiceRecognitionActivity();
}
}
/**
* Fire an intent to start the speech recognition activity.
*/
private void startVoiceRecognitionActivity() {
Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speech recognition demo");
startActivityForResult(intent, VOICE_RECOGNITION_REQUEST_CODE);
}
/**
* Handle the results from the recognition activity.
*/
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == VOICE_RECOGNITION_REQUEST_CODE && resultCode == RESULT_OK) {
// Fill the list view with the strings the recognizer thought it could have heard
ArrayList<String> matches = data.getStringArrayListExtra(
RecognizerIntent.EXTRA_RESULTS);
mList.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,
matches));
}
super.onActivityResult(requestCode, resultCode, data);
}
}
これが私のlayout/activity_main.xmlです:
<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:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/hello_world" />
<Button
android:id="@+id/btn_speak"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/textView1"
android:layout_below="@+id/textView1"
android:text="@string/point2speak" />
<List
android:id="@+id/list"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="10dp"
android:gravity="center"
android:textSize="16sp" />
</RelativeLayout>
ここに私のAndroidManifest.xmlがあります
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.audiphone"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="9"
android:targetSdkVersion="17" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.example.audiphone.MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
更新: logcat の出力は次のとおりです。
05-27 21:58:38.778: E/ActivityThread(23210): at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
05-27 21:58:38.778: E/ActivityThread(23210): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
05-27 21:58:38.878: E/AndroidRuntime(23210): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.audiphone/com.example.audiphone.MainActivity}: android.view.InflateException: Binary XML file line #10: Error inflating class List
05-27 21:58:38.878: E/AndroidRuntime(23210): at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
05-27 21:58:38.878: E/AndroidRuntime(23210): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
05-27 21:58:56.295: E/ActivityThread(23372): at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
05-27 21:58:56.295: E/ActivityThread(23372): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
05-27 21:58:56.315: E/AndroidRuntime(23372): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.audiphone/com.example.audiphone.MainActivity}: android.view.InflateException: Binary XML file line #10: Error inflating class List
05-27 21:58:56.315: E/AndroidRuntime(23372): at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
05-27 21:58:56.315: E/AndroidRuntime(23372): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk