次のコードを使用して、webview を表示しています。これを onCreate() で使用しました
import java.io.IOException;
import java.net.URL;
import java.util.Calendar;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.myrestaurant.utils.MyProgressDialog;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.StrictMode;
import android.app.Activity;
import android.app.AlarmManager;
import android.app.AlertDialog;
import android.app.PendingIntent;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.graphics.Bitmap;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class BeapSoundActivity extends Activity implements OnClickListener{
WebView wvLink;
MyProgressDialog pgrDialog;
AlertDialog alertDialog;
// Button btnStop;
static TextView pending_number;
MediaPlayer mMediaPlayer;
int pending;
PendingIntent pendingIntent ;
static {
// StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
StrictMode.setThreadPolicy( new StrictMode.ThreadPolicy.Builder().permitAll().build());
}
MyProgressDialog dialog;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.beap_sound);
pending_number=(TextView)findViewById(R.id.order_num);
Log.e("tvvvv",""+BeapSoundActivity. pending_number);
// btnStop=(Button)findViewById(R.id.stop);
wvLink=(WebView)findViewById(R.id.webview1);
// btnStop.setOnClickListener(this);
// mMediaPlayer = new MediaPlayer();
TelephonyManager manager = (TelephonyManager)this.getSystemService(Context.TELEPHONY_SERVICE);
if(manager.getPhoneType() == TelephonyManager.PHONE_TYPE_NONE){
// return "Tablet";
}else{
// return "Mobile";
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
}
// doInBack dob=new doInBack();
//
Intent svc=new Intent(BeapSoundActivity.this, BackgroundService.class);
pendingIntent = PendingIntent.getService(BeapSoundActivity.this, 0, svc, 0);
AlarmManager alarmManager = (AlarmManager)getSystemService(ALARM_SERVICE);
Calendar calendar = Calendar.getInstance();
calendar.setTimeInMillis(System.currentTimeMillis());
calendar.add(Calendar.SECOND, 2);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), 10*1000, pendingIntent);
// startService(svc);
if(pgrDialog!=null){
pgrDialog.dismiss();
}
pgrDialog=MyProgressDialog.show(BeapSoundActivity.this, null,null);
alertDialog = new AlertDialog.Builder(this).create();
wvLink.setWebViewClient(new myWebClient());
wvLink.getSettings().setJavaScriptEnabled(true);
wvLink.loadUrl(" http://mybusinessapp2.testshell.net");
// pgrDialog.dismiss();
Log.e("pend",""+pending);
}
public void setPendings(){
}
//end of doBack
public class myWebClient extends WebViewClient
{
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
// TODO Auto-generated method stub
super.onPageStarted(view, url, favicon);
}
public void onPageFinished(WebView view, String url) {
// Log.i(TAG, "Finished loading URL: " +url);
if (pgrDialog.isShowing()) {
pgrDialog.dismiss();
}
}
public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
// Log.e(TAG, "Error: " + description);
Toast.makeText(BeapSoundActivity.this, "Oh no! " + description, Toast.LENGTH_SHORT).show();
alertDialog.setTitle("Error");
alertDialog.setMessage(description);
alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
return;
}
});
alertDialog.show();
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
// TODO Auto-generated method stub
view.loadUrl(url);
return true;
}
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// if(v.equals(btnStop)){
// mMediaPlayer.stop();
// }
}
}
Here is Logcat output:
03-25 15:18:30.984: E/WindowManager(4133): Activity com.myrestaurant.activities.BeapSoundActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView{41ded2d8 V.E..... R.....ID 0,0-60,60} that was originally added here
03-25 15:18:30.984: E/WindowManager(4133): android.view.WindowLeaked: Activity com.myrestaurant.activities.BeapSoundActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView{41ded2d8 V.E..... R.....ID 0,0-60,60} that was originally added here
03-25 15:18:30.984: E/WindowManager(4133): at android.view.ViewRootImpl.<init>(ViewRootImpl.java:354)
03-25 15:18:30.984: E/WindowManager(4133): at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:216)
03-25 15:18:30.984: E/WindowManager(4133): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.Dialog.show(Dialog.java:281)
03-25 15:18:30.984: E/WindowManager(4133): at com.myrestaurant.utils.MyProgressDialog.show(MyProgressDialog.java:45)
03-25 15:18:30.984: E/WindowManager(4133): at com.myrestaurant.utils.MyProgressDialog.show(MyProgressDialog.java:27)
03-25 15:18:30.984: E/WindowManager(4133): at com.myrestaurant.utils.MyProgressDialog.show(MyProgressDialog.java:22)
03-25 15:18:30.984: E/WindowManager(4133): at com.myrestaurant.activities.BeapSoundActivity.onCreate(BeapSoundActivity.java:96)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.Activity.performCreate(Activity.java:5104)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.ActivityThread.access$600(ActivityThread.java:141)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234)
03-25 15:18:30.984: E/WindowManager(4133): at android.os.Handler.dispatchMessage(Handler.java:99)
03-25 15:18:30.984: E/WindowManager(4133): at android.os.Looper.loop(Looper.java:137)
03-25 15:18:30.984: E/WindowManager(4133): at android.app.ActivityThread.main(ActivityThread.java:5039)
03-25 15:18:30.984: E/WindowManager(4133): at java.lang.reflect.Method.invokeNative(Native Method)
03-25 15:18:30.984: E/WindowManager(4133): at java.lang.reflect.Method.invoke(Method.java:511)
03-25 15:18:30.984: E/WindowManager(4133): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
03-25 15:18:30.984: E/WindowManager(4133): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
03-25 15:18:30.984: E/WindowManager(4133): at dalvik.system.NativeStart.main(Native Method)
03-25 15:18:31.016: E/tvvvv(4133): android.widget.TextView{41d5be50 V.ED.... ......ID 0,0-0,0 #7f080006 app:id/order_num}
これを Google Nexus (7 インチ タブレット) で実行してもエラーは発生しませんが、Nexus フォンではエラーが発生します。この問題を解決するのを手伝ってくれる人はいますか?