content: /*
   * Copyright (C) 2006 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.android.server.am;
  
  import android.content.pm.ApplicationInfo;
  import com.android.internal.logging.MetricsLogger;
  import com.android.internal.logging.nano.MetricsProto;
  
  import android.content.ActivityNotFoundException;
  import android.content.Context;
  import android.content.Intent;
  import android.content.res.Resources;
  import android.os.Bundle;
  import android.os.Handler;
  import android.os.Message;
  import android.text.BidiFormatter;
  import android.util.Slog;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.WindowManager;
  import android.widget.FrameLayout;
  import android.widget.TextView;
  
  final class AppNotRespondingDialog extends BaseErrorDialog implements View.OnClickListener {
      private static final String TAG = "AppNotRespondingDialog";
  
      // Event 'what' codes
      static final int FORCE_CLOSE = 1;
      static final int WAIT = 2;
      static final int WAIT_AND_REPORT = 3;
  
      public static final int CANT_SHOW = -1;
      public static final int ALREADY_SHOWING = -2;
  
      private final ActivityManagerService mService;
      private final ProcessRecord mProc;
  
      public AppNotRespondingDialog(ActivityManagerService service, Context context, Data data) {
          super(context);
  
          mService = service;
          mProc = data.proc;
          Resources res = context.getResources();
  
          setCancelable(false);
  
          int resid;
          CharSequence name1 = data.aInfo != null
                  ? data.aInfo.loadLabel(context.getPackageManager())
                  : null;
          CharSequence name2 = null;
          if ((mProc.pkgList.size() == 1) &&
                  (name2=context.getPackageManager().getApplicationLabel(mProc.info)) != null) {
              if (name1 != null) {
                  resid = com.android.internal.R.string.anr_activity_application;
              } else {
                  name1 = name2;
                  name2 = mProc.processName;
                  resid = com.android.internal.R.string.anr_application_process;
              }
          } else {
              if (name1 != null) {
                  name2 = mProc.processName;
                  resid = com.android.internal.R.string.anr_activity_process;
              } else {
                  name1 = mProc.processName;
                  resid = com.android.internal.R.string.anr_process;
              }
          }
  
          BidiFormatter bidi = BidiFormatter.getInstance();
  
          setTitle(name2 != null
                  ? res.getString(resid, bidi.unicodeWrap(name1.toString()), bidi.unicodeWrap(name2.toString()))
                  : res.getString(resid, bidi.unicodeWrap(name1.toString())));
  
          if (data.aboveSystem) {
              getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ERROR);
          }
          WindowManager.LayoutParams attrs = getWindow().getAttributes();
          attrs.setTitle("Application Not Responding: " + mProc.info.processName);
          attrs.privateFlags = WindowManager.LayoutParams.PRIVATE_FLAG_SYSTEM_ERROR |
                  WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS;
          getWindow().setAttributes(attrs);
      }
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          final FrameLayout frame = findViewById(android.R.id.custom);
          final Context context = getContext();
          LayoutInflater.from(context).inflate(
                  com.android.internal.R.layout.app_anr_dialog, frame, true);
  
          final TextView report = findViewById(com.android.internal.R.id.aerr_report);
          report.setOnClickListener(this);
          final boolean hasReceiver = mProc.errorReportReceiver != null;
          report.setVisibility(hasReceiver ? View.VISIBLE : View.GONE);
          final TextView close = findViewById(com.android.internal.R.id.aerr_close);
          close.setOnClickListener(this);
          final TextView wait = findViewById(com.android.internal.R.id.aerr_wait);
          wait.setOnClickListener(this);
  
          findViewById(com.android.internal.R.id.customPanel).setVisibility(View.VISIBLE);
      }
  
      @Override
      public void onClick(View v) {
          switch (v.getId()) {
              case com.android.internal.R.id.aerr_report:
                  mHandler.obtainMessage(WAIT_AND_REPORT).sendToTarget();
                  break;
              case com.android.internal.R.id.aerr_close:
                  mHandler.obtainMessage(FORCE_CLOSE).sendToTarget();
                  break;
              case com.android.internal.R.id.aerr_wait:
                  mHandler.obtainMessage(WAIT).sendToTarget();
                  break;
              default:
                  break;
          }
      }
  
      private final Handler mHandler = new Handler() {
          public void handleMessage(Message msg) {
              Intent appErrorIntent = null;
  
              MetricsLogger.action(getContext(), MetricsProto.MetricsEvent.ACTION_APP_ANR,
                      msg.what);
  
              switch (msg.what) {
                  case FORCE_CLOSE:
                      // Kill the application.
                      mService.killAppAtUsersRequest(mProc, AppNotRespondingDialog.this);
                      break;
                  case WAIT_AND_REPORT:
                  case WAIT:
                      // Continue waiting for the application.
                      synchronized (mService) {
                          ProcessRecord app = mProc;
  
                          if (msg.what == WAIT_AND_REPORT) {
                              appErrorIntent = mService.mAppErrors.createAppErrorIntentLocked(app,
                                      System.currentTimeMillis(), null);
                          }
  
                          app.setNotResponding(false);
                          app.notRespondingReport = null;
                          if (app.anrDialog == AppNotRespondingDialog.this) {
                              app.anrDialog = null;
                          }
                          mService.mServices.scheduleServiceTimeoutLocked(app);
                      }
                      break;
              }
  
              if (appErrorIntent != null) {
                  try {
                      getContext().startActivity(appErrorIntent);
                  } catch (ActivityNotFoundException e) {
                      Slog.w(TAG, "bug report receiver dissappeared", e);
                  }
              }
  
              dismiss();
          }
      };
  
      static class Data {
          final ProcessRecord proc;
          final ApplicationInfo aInfo;
          final boolean aboveSystem;
  
          Data(ProcessRecord proc, ApplicationInfo aInfo, boolean aboveSystem) {
              this.proc = proc;
              this.aInfo = aInfo;
              this.aboveSystem = aboveSystem;
          }
      }
  }
  