| /* |
| * Copyright (C) 2010 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.content.Context; |
| import android.os.Bundle; |
| import android.os.SystemClock; |
| import android.support.v7.preference.Preference; |
| import android.support.v7.preference.PreferenceViewHolder; |
| import android.util.AttributeSet; |
| import android.widget.TextView; |
| import com.android.internal.os.BatteryStatsHelper; |
| import com.android.settings.R; |
| import com.android.settings.Utils; |
| import com.android.settingslib.BatteryInfo; |
| import com.android.settingslib.graph.UsageView; |
| |
| /** |
| * Custom preference for displaying power consumption as a bar and an icon on the left for the |
| * subsystem/app type. |
| * |
| */ |
| public class BatteryHistoryPreference extends Preference { |
| |
| protected static final String BATTERY_HISTORY_FILE = "tmp_bat_history.bin"; |
| |
| private BatteryStatsHelper mHelper; |
| private BatteryInfo mBatteryInfo; |
| |
| public BatteryHistoryPreference(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| setLayoutResource(R.layout.battery_usage_graph); |
| setSelectable(true); |
| } |
| |
| @Override |
| public void performClick() { |
| mHelper.storeStatsHistoryInFile(BATTERY_HISTORY_FILE); |
| Bundle args = new Bundle(); |
| args.putString(BatteryHistoryDetail.EXTRA_STATS, BATTERY_HISTORY_FILE); |
| args.putParcelable(BatteryHistoryDetail.EXTRA_BROADCAST, mHelper.getBatteryBroadcast()); |
| Utils.startWithFragment(getContext(), BatteryHistoryDetail.class.getName(), args, |
| null, 0, R.string.history_details_title, null); |
| } |
| |
| public void setStats(BatteryStatsHelper batteryStats) { |
| mHelper = batteryStats; |
| final long elapsedRealtimeUs = SystemClock.elapsedRealtime() * 1000; |
| mBatteryInfo = BatteryInfo.getBatteryInfo(getContext(), batteryStats.getBatteryBroadcast(), |
| batteryStats.getStats(), elapsedRealtimeUs); |
| notifyChanged(); |
| } |
| |
| @Override |
| public void onBindViewHolder(PreferenceViewHolder view) { |
| super.onBindViewHolder(view); |
| if (mBatteryInfo == null) { |
| return; |
| } |
| view.itemView.setClickable(true); |
| view.setDividerAllowedAbove(true); |
| ((TextView) view.findViewById(R.id.charge)).setText(mBatteryInfo.batteryPercentString); |
| ((TextView) view.findViewById(R.id.estimation)).setText(mBatteryInfo.remainingLabel); |
| UsageView usageView = (UsageView) view.findViewById(R.id.battery_usage); |
| usageView.findViewById(R.id.label_group).setAlpha(.7f); |
| mBatteryInfo.bindHistory(usageView); |
| } |
| } |