Fix issue #23037899: Support for Battery Optimization permission + Dialog

New pretty dialog.

Change-Id: I6094b83139beffc407b01049a0d9d1f85a95df07
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 5131dd1..b536b20 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -956,11 +956,6 @@
             <intent-filter android:priority="1">
                 <action android:name="android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS" />
                 <category android:name="android.intent.category.DEFAULT" />
-                <data android:scheme="package" />
-            </intent-filter>
-            <intent-filter android:priority="1">
-                <action android:name="android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS" />
-                <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
                 android:value="com.android.settings.applications.ManageApplications" />
@@ -968,6 +963,17 @@
                 android:value="true" />
         </activity>
 
+        <activity android:name=".fuelgauge.RequestIgnoreBatteryOptimizations"
+                android:label="@string/high_power_apps"
+                android:taskAffinity=""
+                android:theme="@*android:style/Theme.Material.Light.Dialog.Alert">
+            <intent-filter android:priority="1">
+                <action android:name="android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data android:scheme="package" />
+            </intent-filter>
+        </activity>
+
         <!-- Keep compatibility with old shortcuts. -->
         <activity-alias android:name=".applications.ManageApplications"
                 android:label="@string/applications_settings"
diff --git a/src/com/android/settings/applications/ManageApplications.java b/src/com/android/settings/applications/ManageApplications.java
index 8d5679f..61c2ebb 100644
--- a/src/com/android/settings/applications/ManageApplications.java
+++ b/src/com/android/settings/applications/ManageApplications.java
@@ -258,16 +258,6 @@
             mListType = LIST_TYPE_HIGH_POWER;
             // Default to showing system.
             mShowSystem = true;
-            if (Settings.ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS.equals(intent.getAction())
-                    && intent.getData() != null) {
-                mCurrentPkgName = intent.getData().getSchemeSpecificPart();
-                if (mCurrentPkgName != null) {
-                    mCurrentUid = mApplicationsState.getEntry(mCurrentPkgName,
-                            UserHandle.myUserId()).info.uid;
-                    mFinishAfterDialog = true;
-                    startApplicationDetailsActivity();
-                }
-            }
         } else if (className.equals(OverlaySettingsActivity.class.getName())) {
             mListType = LIST_TYPE_OVERLAY;
             getActivity().getActionBar().setTitle(R.string.system_alert_window_access_title);
diff --git a/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java b/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java
new file mode 100644
index 0000000..1c1e9df
--- /dev/null
+++ b/src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2015 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.settings.fuelgauge;
+
+import android.Manifest;
+import android.content.DialogInterface;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.os.IDeviceIdleController;
+import android.os.PowerManager;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import com.android.settings.R;
+
+import android.net.Uri;
+import android.os.Bundle;
+import android.util.Log;
+import com.android.internal.app.AlertActivity;
+import com.android.internal.app.AlertController;
+
+public class RequestIgnoreBatteryOptimizations extends AlertActivity implements
+        DialogInterface.OnClickListener {
+    static final String TAG = "RequestIgnoreBatteryOptimizations";
+
+    private static final String DEVICE_IDLE_SERVICE = "deviceidle";
+
+    IDeviceIdleController mDeviceIdleService;
+    String mPackageName;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mDeviceIdleService = IDeviceIdleController.Stub.asInterface(
+                ServiceManager.getService(DEVICE_IDLE_SERVICE));
+
+        Uri data = getIntent().getData();
+        if (data == null) {
+            Log.w(TAG, "No data supplied for IGNORE_BATTERY_OPTIMIZATION_SETTINGS in: "
+                    + getIntent());
+            finish();
+            return;
+        }
+        mPackageName = data.getSchemeSpecificPart();
+        if (mPackageName == null) {
+            Log.w(TAG, "No data supplied for IGNORE_BATTERY_OPTIMIZATION_SETTINGS in: "
+                    + getIntent());
+            finish();
+            return;
+        }
+
+        PowerManager power = getSystemService(PowerManager.class);
+        if (power.isIgnoringBatteryOptimizations(mPackageName)) {
+            Log.i(TAG, "Not should prompt, already ignoring optimizations: " + mPackageName);
+            finish();
+            return;
+        }
+
+        ApplicationInfo ai;
+        try {
+            ai = getPackageManager().getApplicationInfo(mPackageName, 0);
+        } catch (PackageManager.NameNotFoundException e) {
+            Log.w(TAG, "Requested package doesn't exist: " + mPackageName);
+            finish();
+            return;
+        }
+
+        if (getPackageManager().checkPermission(
+                Manifest.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS, mPackageName)
+                != PackageManager.PERMISSION_GRANTED) {
+            Log.w(TAG, "Requested package " + mPackageName + " does not hold permission "
+                    + Manifest.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
+            finish();
+            return;
+        }
+
+        final AlertController.AlertParams p = mAlertParams;
+        p.mTitle = getText(R.string.high_power_prompt_title);
+        p.mMessage = getString(R.string.high_power_prompt_body, ai.loadLabel(getPackageManager()));
+        p.mPositiveButtonText = getText(R.string.yes);
+        p.mNegativeButtonText = getText(R.string.no);
+        p.mPositiveButtonListener = this;
+        p.mNegativeButtonListener = this;
+        setupAlert();
+    }
+
+    @Override
+    public void onClick(DialogInterface dialog, int which) {
+        switch (which) {
+            case BUTTON_POSITIVE:
+                try {
+                    mDeviceIdleService.addPowerSaveWhitelistApp(mPackageName);
+                } catch (RemoteException e) {
+                    Log.w(TAG, "Unable to reach IDeviceIdleController", e);
+                }
+                setResult(RESULT_OK);
+                break;
+            case BUTTON_NEGATIVE:
+                break;
+        }
+    }
+}