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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
      5  * except in compliance with the License. You may obtain a copy of the License at
      6  *
      7  *      http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the
     10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     11  * KIND, either express or implied. See the License for the specific language governing
     12  * permissions and limitations under the License.
     13  */
     14 
     15 package com.android.settings.datausage;
     16 
     17 import android.content.Context;
     18 import android.content.Intent;
     19 import android.content.res.TypedArray;
     20 import android.net.NetworkTemplate;
     21 import android.os.Bundle;
     22 import android.support.v4.content.res.TypedArrayUtils;
     23 import android.support.v7.preference.Preference;
     24 import android.util.AttributeSet;
     25 import android.util.FeatureFlagUtils;
     26 
     27 import com.android.internal.logging.nano.MetricsProto;
     28 import com.android.settings.R;
     29 import com.android.settings.core.FeatureFlags;
     30 import com.android.settings.core.SubSettingLauncher;
     31 import com.android.settingslib.net.DataUsageController;
     32 
     33 public class DataUsagePreference extends Preference implements TemplatePreference {
     34 
     35     private NetworkTemplate mTemplate;
     36     private int mSubId;
     37     private int mTitleRes;
     38 
     39     public DataUsagePreference(Context context, AttributeSet attrs) {
     40         super(context, attrs);
     41         final TypedArray a = context.obtainStyledAttributes(
     42                 attrs, new int[] {com.android.internal.R.attr.title},
     43                 TypedArrayUtils.getAttr(
     44                         context, android.support.v7.preference.R.attr.preferenceStyle,
     45                         android.R.attr.preferenceStyle), 0);
     46         mTitleRes = a.getResourceId(0, 0);
     47         a.recycle();
     48     }
     49 
     50     @Override
     51     public void setTemplate(NetworkTemplate template, int subId,
     52             NetworkServices services) {
     53         mTemplate = template;
     54         mSubId = subId;
     55         DataUsageController controller = new DataUsageController(getContext());
     56         DataUsageController.DataUsageInfo usageInfo = controller.getDataUsageInfo(mTemplate);
     57         if (FeatureFlagUtils.isEnabled(getContext(), FeatureFlags.DATA_USAGE_SETTINGS_V2)) {
     58             if (mTemplate.isMatchRuleMobile()) {
     59                 setTitle(R.string.app_cellular_data_usage);
     60             } else {
     61                 setTitle(mTitleRes);
     62                 setSummary(getContext().getString(R.string.data_usage_template,
     63                         DataUsageUtils.formatDataUsage(getContext(), usageInfo.usageLevel),
     64                                 usageInfo.period));
     65             }
     66         } else {
     67             setTitle(mTitleRes);
     68             setSummary(getContext().getString(R.string.data_usage_template,
     69                     DataUsageUtils.formatDataUsage(getContext(), usageInfo.usageLevel),
     70                             usageInfo.period));
     71         }
     72         setIntent(getIntent());
     73     }
     74 
     75     @Override
     76     public Intent getIntent() {
     77         final Bundle args = new Bundle();
     78         args.putParcelable(DataUsageList.EXTRA_NETWORK_TEMPLATE, mTemplate);
     79         args.putInt(DataUsageList.EXTRA_SUB_ID, mSubId);
     80         final SubSettingLauncher launcher = new SubSettingLauncher(getContext())
     81                 .setArguments(args)
     82                 .setDestination(DataUsageList.class.getName())
     83                 .setSourceMetricsCategory(MetricsProto.MetricsEvent.VIEW_UNKNOWN);
     84         if (FeatureFlagUtils.isEnabled(getContext(), FeatureFlags.DATA_USAGE_SETTINGS_V2)) {
     85             if (mTemplate.isMatchRuleMobile()) {
     86                 launcher.setTitle(R.string.app_cellular_data_usage);
     87             } else {
     88                 launcher.setTitle(mTitleRes);
     89             }
     90         } else {
     91             if (mTitleRes > 0) {
     92                 launcher.setTitle(mTitleRes);
     93             } else {
     94                 launcher.setTitle(getTitle());
     95             }
     96         }
     97         return launcher.toIntent();
     98     }
     99 }
    100