1 /* 2 * Copyright (C) 2010 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.content.Context; 20 import android.util.AttributeSet; 21 import android.view.View; 22 import android.widget.TextView; 23 24 import androidx.annotation.VisibleForTesting; 25 import androidx.preference.Preference; 26 import androidx.preference.PreferenceViewHolder; 27 28 import com.android.internal.os.BatteryStatsHelper; 29 import com.android.settings.R; 30 import com.android.settings.widget.UsageView; 31 32 /** 33 * Custom preference for displaying power consumption as a bar and an icon on the left for the 34 * subsystem/app type. 35 */ 36 public class BatteryHistoryPreference extends Preference { 37 private static final String TAG = "BatteryHistoryPreference"; 38 39 private CharSequence mSummary; 40 private TextView mSummaryView; 41 42 @VisibleForTesting 43 boolean hideSummary; 44 @VisibleForTesting 45 BatteryInfo mBatteryInfo; 46 BatteryHistoryPreference(Context context, AttributeSet attrs)47 public BatteryHistoryPreference(Context context, AttributeSet attrs) { 48 super(context, attrs); 49 setLayoutResource(R.layout.battery_usage_graph); 50 setSelectable(false); 51 } 52 setStats(BatteryStatsHelper batteryStats)53 public void setStats(BatteryStatsHelper batteryStats) { 54 BatteryInfo.getBatteryInfo(getContext(), info -> { 55 mBatteryInfo = info; 56 notifyChanged(); 57 }, batteryStats, false); 58 } 59 setBottomSummary(CharSequence text)60 public void setBottomSummary(CharSequence text) { 61 mSummary = text; 62 if (mSummaryView != null) { 63 mSummaryView.setVisibility(View.VISIBLE); 64 mSummaryView.setText(mSummary); 65 } 66 hideSummary = false; 67 } 68 hideBottomSummary()69 public void hideBottomSummary() { 70 if (mSummaryView != null) { 71 mSummaryView.setVisibility(View.GONE); 72 } 73 hideSummary = true; 74 } 75 76 @Override onBindViewHolder(PreferenceViewHolder view)77 public void onBindViewHolder(PreferenceViewHolder view) { 78 super.onBindViewHolder(view); 79 final long startTime = System.currentTimeMillis(); 80 if (mBatteryInfo == null) { 81 return; 82 } 83 84 ((TextView) view.findViewById(R.id.charge)).setText(mBatteryInfo.batteryPercentString); 85 mSummaryView = (TextView) view.findViewById(R.id.bottom_summary); 86 if (mSummary != null) { 87 mSummaryView.setText(mSummary); 88 } 89 if (hideSummary) { 90 mSummaryView.setVisibility(View.GONE); 91 } 92 UsageView usageView = (UsageView) view.findViewById(R.id.battery_usage); 93 usageView.findViewById(R.id.label_group).setAlpha(.7f); 94 mBatteryInfo.bindHistory(usageView); 95 BatteryUtils.logRuntime(TAG, "onBindViewHolder", startTime); 96 } 97 } 98