1 /* 2 * Copyright (C) 2009 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.graphics.drawable.ColorDrawable; 21 import android.graphics.drawable.Drawable; 22 import android.preference.Preference; 23 import android.view.View; 24 import android.widget.ProgressBar; 25 import android.widget.TextView; 26 27 import com.android.settings.R; 28 29 /** 30 * Custom preference for displaying power consumption as a bar and an icon on 31 * the left for the subsystem/app type. 32 */ 33 public class PowerGaugePreference extends Preference { 34 private BatterySipper mInfo; 35 private int mProgress; 36 private CharSequence mProgressText; 37 PowerGaugePreference(Context context, Drawable icon, BatterySipper info)38 public PowerGaugePreference(Context context, Drawable icon, BatterySipper info) { 39 super(context); 40 setLayoutResource(R.layout.app_percentage_item); 41 setIcon(icon != null ? icon : new ColorDrawable(0)); 42 mInfo = info; 43 } 44 setPercent(double percentOfMax, double percentOfTotal)45 public void setPercent(double percentOfMax, double percentOfTotal) { 46 mProgress = (int) Math.ceil(percentOfMax); 47 mProgressText = getContext().getResources().getString( 48 R.string.percentage, (int) Math.ceil(percentOfTotal)); 49 notifyChanged(); 50 } 51 getInfo()52 BatterySipper getInfo() { 53 return mInfo; 54 } 55 56 @Override onBindView(View view)57 protected void onBindView(View view) { 58 super.onBindView(view); 59 60 final ProgressBar progress = (ProgressBar) view.findViewById(android.R.id.progress); 61 progress.setProgress(mProgress); 62 63 final TextView text1 = (TextView) view.findViewById(android.R.id.text1); 64 text1.setText(mProgressText); 65 } 66 } 67