カメラアクティビティが機能していません：
listActivityから起動します。リストアクティビティからさらに3つのアクティビティがありますが、カメラアクティビティ/インテントforce closesです。
Camera.java
package com.alpha.beta;
import java.io.IOException;
import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageButton;
import android.widget.ImageView;
public class Camera extends Activity implements View.OnClickListener {
ImageView Image;
ImageView setWall;
ImageButton TakePic;
Bitmap bmap;
Intent i;
final static int cameraData = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.camera);
vars();
}
private void vars() {
// TODO Auto-generated method stub
Image = (ImageView) findViewById(R.id.ivReturnPic);
setWall = (ImageView) findViewById(R.id.bSetWallpaper);
TakePic = (ImageButton) findViewById(R.id.iBTakePic);
setWall.setOnClickListener(this);
TakePic.setOnClickListener(this);
}
public void onClick(View v) {
// TODO Auto-generated method stub
switch (v.getId()) {
case R.id.iBTakePic:
try {
getApplicationContext().setWallpaper(bmap);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
break;
case R.id.bSetWallpaper:
i = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
startActivityForResult(i, cameraData);
break;
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK) {
Bundle extras = data.getExtras();
bmap = (Bitmap) extras.get("data");
Image.setImageBitmap(bmap);
}
}
}
Logcat
12-02 20:44:11.229: W/dalvikvm(6322): threadid=1: thread exiting with uncaught exception (group=0x40018578)
12-02 20:44:11.229: E/AndroidRuntime(6322): FATAL EXCEPTION: main
12-02 20:44:11.229: E/AndroidRuntime(6322): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.alpha.beta/com.alpha.beta.Camera}: java.lang.ClassCastException: android.widget.Button
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1651)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1667)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.ActivityThread.access$1500(ActivityThread.java:117)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:935)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.os.Handler.dispatchMessage(Handler.java:99)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.os.Looper.loop(Looper.java:130)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.ActivityThread.main(ActivityThread.java:3687)
12-02 20:44:11.229: E/AndroidRuntime(6322): at java.lang.reflect.Method.invokeNative(Native Method)
12-02 20:44:11.229: E/AndroidRuntime(6322): at java.lang.reflect.Method.invoke(Method.java:507)
12-02 20:44:11.229: E/AndroidRuntime(6322): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
12-02 20:44:11.229: E/AndroidRuntime(6322): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:625)
12-02 20:44:11.229: E/AndroidRuntime(6322): at dalvik.system.NativeStart.main(Native Method)
12-02 20:44:11.229: E/AndroidRuntime(6322): Caused by: java.lang.ClassCastException: android.widget.Button
12-02 20:44:11.229: E/AndroidRuntime(6322): at com.alpha.beta.Camera.vars(Camera.java:34)
12-02 20:44:11.229: E/AndroidRuntime(6322): at com.alpha.beta.Camera.onCreate(Camera.java:27)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
12-02 20:44:11.229: E/AndroidRuntime(6322): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1615)
12-02 20：44：11.229：E / AndroidRuntime（6322）：...11詳細
マニフェストファイル
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.alpha.beta"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="15" />
<uses-permission android:name="android.permission.SET_WALLPAPER" />
<application
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".Splash"
android:label="@string/title_activity_app" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".Menu"
android:label="@string/title_activity_app" >
<action android:name="com.alpha.beta.Menu" />
<category android:name="android.intent.category.DEFAULT" />
</activity>
<activity
android:name=".App"
android:label="@string/title_activity_app" >
</activity>
<activity
android:name=".TextPlay"
android:label="@string/title_activity_app" >
</activity>
<activity
android:name=".Email"
android:label="@string/title_activity_app" >
</activity>
<activity
android:name=".Camera"
android:label="@string/title_activity_app" >
</activity>
</application>
</manifest>