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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.settings.fuelgauge;
     18 
     19 import android.app.AlertDialog;
     20 import android.app.Dialog;
     21 import android.app.DialogFragment;
     22 import android.app.Fragment;
     23 import android.content.Context;
     24 import android.content.DialogInterface;
     25 import android.content.DialogInterface.OnClickListener;
     26 import android.content.pm.PackageManager;
     27 import android.content.pm.PackageManager.NameNotFoundException;
     28 import android.os.Bundle;
     29 import android.view.View;
     30 import android.widget.Checkable;
     31 import android.widget.TextView;
     32 
     33 import com.android.settings.R;
     34 import com.android.settings.applications.AppInfoBase;
     35 import com.android.settingslib.applications.ApplicationsState.AppEntry;
     36 
     37 public class HighPowerDetail extends DialogFragment implements OnClickListener,
     38         View.OnClickListener {
     39 
     40     private static final String ARG_DEFAULT_ON = "default_on";
     41 
     42     private final PowerWhitelistBackend mBackend = PowerWhitelistBackend.getInstance();
     43 
     44     private String mPackageName;
     45     private CharSequence mLabel;
     46     private boolean mDefaultOn;
     47     private boolean mIsEnabled;
     48     private Checkable mOptionOn;
     49     private Checkable mOptionOff;
     50 
     51     @Override
     52     public void onCreate(Bundle savedInstanceState) {
     53         super.onCreate(savedInstanceState);
     54 
     55         mPackageName = getArguments().getString(AppInfoBase.ARG_PACKAGE_NAME);
     56         PackageManager pm = getContext().getPackageManager();
     57         try {
     58             mLabel = pm.getApplicationInfo(mPackageName, 0).loadLabel(pm);
     59         } catch (NameNotFoundException e) {
     60             mLabel = mPackageName;
     61         }
     62         mDefaultOn = getArguments().getBoolean(ARG_DEFAULT_ON);
     63         mIsEnabled = mDefaultOn || mBackend.isWhitelisted(mPackageName);
     64     }
     65 
     66     public Checkable setup(View view, boolean on) {
     67         ((TextView) view.findViewById(android.R.id.title)).setText(on
     68                 ? R.string.ignore_optimizations_on : R.string.ignore_optimizations_off);
     69         ((TextView) view.findViewById(android.R.id.summary)).setText(on
     70                 ? R.string.ignore_optimizations_on_desc : R.string.ignore_optimizations_off_desc);
     71         view.setClickable(true);
     72         view.setOnClickListener(this);
     73         if (!on && mBackend.isSysWhitelisted(mPackageName)) {
     74             view.setEnabled(false);
     75         }
     76         return (Checkable) view;
     77     }
     78 
     79     @Override
     80     public Dialog onCreateDialog(Bundle savedInstanceState) {
     81         AlertDialog.Builder b = new AlertDialog.Builder(getContext())
     82                 .setTitle(mLabel)
     83                 .setNegativeButton(R.string.cancel, null)
     84                 .setView(R.layout.ignore_optimizations_content);
     85         if (!mBackend.isSysWhitelisted(mPackageName)) {
     86             b.setPositiveButton(R.string.done, this);
     87         }
     88         return b.create();
     89     }
     90 
     91     @Override
     92     public void onStart() {
     93         super.onStart();
     94         mOptionOn = setup(getDialog().findViewById(R.id.ignore_on), true);
     95         mOptionOff = setup(getDialog().findViewById(R.id.ignore_off), false);
     96         updateViews();
     97     }
     98 
     99     private void updateViews() {
    100         mOptionOn.setChecked(mIsEnabled);
    101         mOptionOff.setChecked(!mIsEnabled);
    102     }
    103 
    104     @Override
    105     public void onClick(View v) {
    106         if (v == mOptionOn) {
    107             mIsEnabled = true;
    108             updateViews();
    109         } else if (v == mOptionOff) {
    110             mIsEnabled = false;
    111             updateViews();
    112         }
    113     }
    114 
    115     @Override
    116     public void onClick(DialogInterface dialog, int which) {
    117         if (which == DialogInterface.BUTTON_POSITIVE) {
    118             boolean newValue = mIsEnabled;
    119             boolean oldValue = mBackend.isWhitelisted(mPackageName);
    120             if (newValue != oldValue) {
    121                 if (newValue) {
    122                     mBackend.addApp(mPackageName);
    123                 } else {
    124                     mBackend.removeApp(mPackageName);
    125                 }
    126             }
    127         }
    128     }
    129 
    130     @Override
    131     public void onDismiss(DialogInterface dialog) {
    132         super.onDismiss(dialog);
    133         Fragment target = getTargetFragment();
    134         if (target != null) {
    135             target.onActivityResult(getTargetRequestCode(), 0, null);
    136         }
    137     }
    138 
    139     public static CharSequence getSummary(Context context, AppEntry entry) {
    140         return getSummary(context, entry.info.packageName);
    141     }
    142 
    143     public static CharSequence getSummary(Context context, String pkg) {
    144         PowerWhitelistBackend powerWhitelist = PowerWhitelistBackend.getInstance();
    145         return context.getString(powerWhitelist.isSysWhitelisted(pkg) ? R.string.high_power_system
    146                 : powerWhitelist.isWhitelisted(pkg) ? R.string.high_power_on
    147                 : R.string.high_power_off);
    148     }
    149 
    150     public static void show(Fragment caller, String packageName, int requestCode,
    151             boolean defaultToOn) {
    152         HighPowerDetail fragment = new HighPowerDetail();
    153         Bundle args = new Bundle();
    154         args.putString(AppInfoBase.ARG_PACKAGE_NAME, packageName);
    155         args.putBoolean(ARG_DEFAULT_ON, defaultToOn);
    156         fragment.setArguments(args);
    157         fragment.setTargetFragment(caller, requestCode);
    158         fragment.show(caller.getFragmentManager(), HighPowerDetail.class.getSimpleName());
    159     }
    160 }
    161