修复应用电量消耗计算不准确的问题。
This commit is contained in:
@@ -1,8 +1,8 @@
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#Created by .winboll/winboll_app_build.gradle
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#Wed Oct 22 18:58:26 HKT 2025
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#Wed Oct 22 12:10:38 GMT 2025
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stageCount=17
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libraryProject=
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baseVersion=15.4
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publishVersion=15.4.16
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buildCount=0
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buildCount=3
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baseBetaVersion=15.4.17
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@@ -39,7 +39,6 @@ public class BatteryReportActivity extends Activity {
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private RecyclerView rvBatteryReport;
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private BatteryReportAdapter adapter;
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// 数据列表:仅存储包名、耗电、时长(不存储名称,计算全程用包名)
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private List<AppBatteryModel> dataList = new ArrayList<AppBatteryModel>();
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private List<AppBatteryModel> filteredList = new ArrayList<AppBatteryModel>();
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private BroadcastReceiver batteryReceiver;
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@@ -47,18 +46,14 @@ public class BatteryReportActivity extends Activity {
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private float lastBatteryPercent = 100.0f;
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private long lastCheckTime = System.currentTimeMillis();
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private EditText etSearch;
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// 应用运行时长缓存(key:包名,value:时长ms)
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private Map<String, Long> appRunTimeCache = new HashMap<String, Long>();
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// 新增:包名-应用名称映射缓存(用于搜索匹配名称,避免重复查询)
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private Map<String, String> packageToAppNameCache = new HashMap<String, String>();
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// 包管理工具(全局持有,避免重复获取)
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private PackageManager mPackageManager;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_battery_report);
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// 初始化包管理工具(仅一次,供后续查询名称使用)
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mPackageManager = getPackageManager();
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// 权限检查(Java7 传统条件判断)
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@@ -72,34 +67,31 @@ public class BatteryReportActivity extends Activity {
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rvBatteryReport = (RecyclerView) findViewById(R.id.rv_battery_report);
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rvBatteryReport.setLayoutManager(new LinearLayoutManager(this));
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// 1. 加载所有应用(仅存包名,不查名称)
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// 初始化流程:新增“加载24小时累计耗电”步骤
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loadAllAppPackage();
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// 2. 预缓存所有包名对应的应用名称(为搜索名称做准备)
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preCacheAllAppNames();
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// 4. 首次获取运行时长(key:包名)
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appRunTimeCache = getAppRunTime();
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// 5. 更新时长到数据模型(用包名匹配)
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updateAppRunTimeToModel();
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// 6. 初始化过滤列表和适配器(传入包管理工具+名称缓存)
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calculateInitial24hTotalConsumption(); // 初始化时计算24小时累计耗电
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filteredList.addAll(dataList);
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adapter = new BatteryReportAdapter(this, filteredList, mPackageManager, packageToAppNameCache);
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rvBatteryReport.setAdapter(adapter);
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// 搜索监听:修改为“包名+应用名称”双匹配
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// 搜索监听(不变)
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etSearch.addTextChangedListener(new TextWatcher() {
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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filterAppsByPackageAndName(s.toString()); // 替换为新的双维度过滤方法
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filterAppsByPackageAndName(s.toString());
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}
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@Override
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public void afterTextChanged(Editable s) {}
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});
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// 电池广播(耗电计算全程用包名)
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// 电池广播:调用修改后的“单次耗电计算+累计累加”方法
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batteryReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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@@ -108,17 +100,13 @@ public class BatteryReportActivity extends Activity {
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float currentPercent = (float) level / scale * 100;
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LogUtils.d(TAG, "电池百分比变化:" + lastBatteryPercent + " -> " + currentPercent);
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// 计算电池消耗并更新数据(全程用包名)
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if (currentPercent < lastBatteryPercent) {
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float dropPercent = lastBatteryPercent - currentPercent;
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long duration = System.currentTimeMillis() - lastCheckTime;
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LogUtils.d(TAG, "电池消耗:" + dropPercent + "%,时长:" + duration + "ms");
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// 重新获取最新运行时长(key:包名)
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appRunTimeCache = getAppRunTime();
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// 更新模型中的运行时长(包名匹配)
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updateAppRunTimeToModel();
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// 分配耗电(包名计算)
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distributeBatteryConsumption(dropPercent, appRunTimeCache);
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calculateSingleConsumptionAndAccumulate(dropPercent, appRunTimeCache); // 单次+累计逻辑
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}
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lastBatteryPercent = currentPercent;
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@@ -138,67 +126,63 @@ public class BatteryReportActivity extends Activity {
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}
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/**
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* 加载所有应用(仅获取包名,不查询应用名称,数据计算核心步骤)
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* 加载所有应用(仅获取包名,初始化模型时单次耗电、累计耗电均设为0)
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*/
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private void loadAllAppPackage() {
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List<ApplicationInfo> appList = mPackageManager.getInstalledApplications(PackageManager.GET_META_DATA);
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dataList.clear(); // 清空列表避免重复
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dataList.clear();
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LogUtils.d(TAG, "开始加载应用包名列表,共找到" + appList.size() + "个应用");
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// 仅遍历包名,不处理名称(避免名称获取异常影响)
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for (ApplicationInfo appInfo : appList) {
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String packageName = appInfo.packageName;
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// 模型仅存包名、初始耗电0、初始时长0(名称显示/搜索时用缓存)
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dataList.add(new AppBatteryModel(packageName, "0.0", 0));
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// 初始化:单次耗电(consumption)=0,累计耗电(totalConsumption)=0,运行时长=0
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dataList.add(new AppBatteryModel(packageName, 0.0f, 0.0f, 0));
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}
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LogUtils.d(TAG, "应用包名列表加载完成,共添加" + dataList.size() + "个包名。");
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}
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/**
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* 新增:预缓存所有包名对应的应用名称(为搜索提供支持,避免重复查询)
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* 预缓存应用名称(逻辑不变)
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*/
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private void preCacheAllAppNames() {
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packageToAppNameCache.clear(); // 清空旧缓存
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packageToAppNameCache.clear();
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LogUtils.d(TAG, "开始预缓存包名-应用名称映射");
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for (AppBatteryModel model : dataList) {
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String packageName = model.getPackageName();
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String appName = getAppNameByPackage(packageName); // 复用工具方法获取名称
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packageToAppNameCache.put(packageName, appName); // 缓存映射关系
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String appName = getAppNameByPackage(packageName);
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packageToAppNameCache.put(packageName, appName);
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}
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LogUtils.d(TAG, "预缓存完成,共缓存" + packageToAppNameCache.size() + "个应用名称");
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}
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/**
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* 工具方法:通过包名获取应用名称(带异常处理,避免崩溃)
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* 通过包名获取应用名称(逻辑不变)
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*/
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private String getAppNameByPackage(String packageName) {
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try {
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ApplicationInfo appInfo = mPackageManager.getApplicationInfo(packageName, 0);
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return mPackageManager.getApplicationLabel(appInfo).toString();
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} catch (PackageManager.NameNotFoundException e) {
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// 包名不存在(如应用已卸载),用包名兜底
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LogUtils.e(TAG, "包名" + packageName + "对应的应用未找到:" + e.getMessage());
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return packageName;
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} catch (Exception e) {
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// 其他异常(如权限问题),同样用包名兜底
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LogUtils.e(TAG, "查询应用名称失败(包名:" + packageName + "):" + e.getMessage());
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return packageName;
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}
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}
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/**
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* 更新运行时长到模型(用包名匹配,不涉及名称)
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* 更新运行时长到模型(逻辑不变)
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*/
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private void updateAppRunTimeToModel() {
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int nCount = 0;
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for (AppBatteryModel model : dataList) {
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String packageName = model.getPackageName();
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Long runTime;
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// Java7 显式判断包名是否在缓存中
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if (appRunTimeCache.containsKey(packageName)) {
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runTime = appRunTimeCache.get(packageName);
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LogUtils.d(TAG, String.format("应用包 %s 运行时长已更新。", packageName));
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@@ -213,30 +197,94 @@ public class BatteryReportActivity extends Activity {
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}
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/**
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* 新增:双维度过滤(包名+应用名称)
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* 搜索关键词同时匹配“包名(不区分大小写)”或“应用名称(不区分大小写)”
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* 【新增】初始化时计算24小时累计耗电(赋值给totalConsumption)
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* 逻辑:基于24小时运行时长占比,分配当前电池容量的理论24小时消耗
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*/
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private void calculateInitial24hTotalConsumption() {
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long total24hRunTime = 0;
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// 1. 计算24小时内所有应用总运行时长
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for (Map.Entry<String, Long> entry : appRunTimeCache.entrySet()) {
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total24hRunTime += entry.getValue();
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}
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LogUtils.d(TAG, "24小时内所有应用总运行时长:" + formatRunTime(total24hRunTime));
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// 2. 按运行时长占比分配24小时累计耗电(假设电池满电循环,用总容量近似24小时总消耗)
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for (AppBatteryModel model : dataList) {
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String packageName = model.getPackageName();
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Long app24hRunTime = appRunTimeCache.getOrDefault(packageName, 0L);
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// 计算占比与累计耗电
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float ratio = (total24hRunTime > 0) ? (float) app24hRunTime / total24hRunTime : 0;
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float initialTotalConsumption = batteryCapacity * ratio; // 用电池容量近似24小时总消耗
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model.setTotalConsumption(initialTotalConsumption); // 初始化累计耗电
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LogUtils.d(TAG, String.format("应用包 %s 24小时累计耗电初始化:%.1f mAh", packageName, initialTotalConsumption));
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}
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}
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/**
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* 【核心修改】计算单次耗电(赋值给consumption)+ 累加至累计耗电(totalConsumption = totalConsumption + consumption)
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*/
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private void calculateSingleConsumptionAndAccumulate(float dropPercent, Map<String, Long> runTimeMap) {
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long totalSingleRunTime = 0;
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// 1. 计算本次电池下降期间的总运行时长
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for (Map.Entry<String, Long> entry : runTimeMap.entrySet()) {
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totalSingleRunTime += entry.getValue();
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}
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// 2. 遍历计算每个应用的“单次耗电”并“累加至累计”
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for (AppBatteryModel model : dataList) {
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String packageName = model.getPackageName();
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Long appSingleRunTime = runTimeMap.getOrDefault(packageName, 0L);
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// 步骤1:计算本次单次耗电(赋值给consumption)
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float ratio = (totalSingleRunTime > 0) ? (float) appSingleRunTime / totalSingleRunTime : 0;
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float singleConsumption = batteryCapacity * dropPercent / 100 * ratio; // 单次消耗
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model.setConsumption(singleConsumption); // 存储单次耗电
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// 步骤2:累加单次耗电到累计耗电(totalConsumption = 原有累计 + 本次单次)
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float newTotalConsumption = model.getTotalConsumption() + singleConsumption;
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model.setTotalConsumption(newTotalConsumption); // 更新累计耗电
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// 同步运行时长
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model.setRunTime(appSingleRunTime);
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LogUtils.d(TAG, String.format("应用包 %s:单次耗电%.1f mAh,累计耗电%.1f mAh",
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packageName, singleConsumption, newTotalConsumption));
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}
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// 3. 按累计耗电排序(从高到低)
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Collections.sort(dataList, new Comparator<AppBatteryModel>() {
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@Override
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public int compare(AppBatteryModel m1, AppBatteryModel m2) {
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return Float.compare(m2.getTotalConsumption(), m1.getTotalConsumption());
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}
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});
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// 4. 重新应用过滤并刷新列表
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filterAppsByPackageAndName(etSearch.getText().toString());
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}
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/**
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* 双维度过滤(逻辑不变)
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*/
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private void filterAppsByPackageAndName(String keyword) {
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filteredList.clear();
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if (keyword == null || keyword.isEmpty()) {
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filteredList.addAll(dataList);
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} else {
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String lowerKeyword = keyword.toLowerCase(); // 统一转为小写,实现不区分大小写搜索
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String lowerKeyword = keyword.toLowerCase();
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for (AppBatteryModel model : dataList) {
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String packageName = model.getPackageName();
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String packageNameLower = packageName.toLowerCase();
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// 从缓存中获取应用名称(避免重复查询PackageManager)
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String appName = packageToAppNameCache.get(packageName);
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String appNameLower = appName.toLowerCase();
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// 匹配规则:包名包含关键词 OR 应用名称包含关键词
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boolean isMatched = packageNameLower.contains(lowerKeyword)
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|| appNameLower.contains(lowerKeyword);
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|| appNameLower.contains(lowerKeyword);
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if (isMatched) {
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filteredList.add(model);
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}
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}
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}
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@@ -244,7 +292,7 @@ public class BatteryReportActivity extends Activity {
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}
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/**
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* 获取应用运行时长(返回包名-时长映射,不处理名称)
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* 获取应用运行时长(逻辑不变,返回24小时运行时长)
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*/
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private Map<String, Long> getAppRunTime() {
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Map<String, Long> runTimeMap = new HashMap<String, Long>();
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@@ -257,11 +305,10 @@ public class BatteryReportActivity extends Activity {
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List<android.app.usage.UsageStats> statsList = manager.queryUsageStats(
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android.app.usage.UsageStatsManager.INTERVAL_DAILY, startTime, endTime);
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// 仅存储包名和时长(不查名称)
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for (android.app.usage.UsageStats stats : statsList) {
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long runTimeMs = stats.getTotalTimeInForeground();
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String packageName = stats.getPackageName();
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LogUtils.d(TAG, "包名" + packageName + "运行时长:" + formatRunTime(runTimeMs));
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LogUtils.d(TAG, "包名" + packageName + "24小时运行时长:" + formatRunTime(runTimeMs));
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runTimeMap.put(packageName, runTimeMs);
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if (packageName.equals("aidepro.top")) {
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LogUtils.d(TAG, String.format("runTimeMap.put(packageName, runTimeMs) 特殊查询 %s 查询有结果。", packageName));
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@@ -277,7 +324,7 @@ public class BatteryReportActivity extends Activity {
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}
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/**
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* 格式化运行时长(工具方法,与包名无关)
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* 格式化运行时长(逻辑不变)
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*/
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private String formatRunTime(long runTimeMs) {
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if (runTimeMs <= 0) {
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@@ -298,48 +345,7 @@ public class BatteryReportActivity extends Activity {
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}
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/**
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* 分配电池消耗(全程用包名计算,不涉及名称)
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*/
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private void distributeBatteryConsumption(float totalDropPercent, Map<String, Long> runTimeMap) {
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long totalRunTime = 0;
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// 遍历包名计算总时长
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for (Map.Entry<String, Long> entry : runTimeMap.entrySet()) {
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totalRunTime += entry.getValue();
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}
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// 按包名匹配计算各应用耗电
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for (AppBatteryModel model : dataList) {
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String packageName = model.getPackageName();
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Long appRunTime;
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// Java7 显式判断包名是否存在
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if (runTimeMap.containsKey(packageName)) {
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appRunTime = runTimeMap.get(packageName);
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} else {
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appRunTime = 0L;
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}
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float ratio = (totalRunTime > 0) ? (float) appRunTime / totalRunTime : 0;
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float consumption = batteryCapacity * totalDropPercent / 100 * ratio;
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model.setConsumption(String.format("%.1f", consumption));
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model.setRunTime(appRunTime); // 同步更新时长
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}
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// 按耗电排序(用包名对应的耗电值排序)
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Collections.sort(dataList, new Comparator<AppBatteryModel>() {
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@Override
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public int compare(AppBatteryModel m1, AppBatteryModel m2) {
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float c1 = Float.parseFloat(m1.getConsumption());
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float c2 = Float.parseFloat(m2.getConsumption());
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return Float.compare(c2, c1); // 逆序(耗电从高到低)
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}
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});
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// 重新应用“包名+名称”双维度过滤
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filterAppsByPackageAndName(etSearch.getText().toString());
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}
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/**
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* 权限检查(仅操作系统服务,与包名无关)
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* 权限检查(逻辑不变)
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*/
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private boolean hasUsageStatsPermission(Context context) {
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
|
||||
@@ -361,31 +367,43 @@ public class BatteryReportActivity extends Activity {
|
||||
}
|
||||
|
||||
/**
|
||||
* 数据模型(仅存储包名、耗电、时长,不存名称)
|
||||
* 【核心修改】数据模型:明确字段含义
|
||||
* - consumption:单次耗电(两次电池广播间的消耗,float类型便于计算)
|
||||
* - totalConsumption:累计耗电(24小时初始化值+后续单次累加,显示用)
|
||||
*/
|
||||
public static class AppBatteryModel {
|
||||
private String packageName; // 核心标识:应用包名
|
||||
private String consumption; // 电量消耗(mAh)
|
||||
private long runTime; // 运行时长(ms)
|
||||
private String packageName; // 应用包名(核心标识)
|
||||
private float consumption; // 单次耗电(mAh,float类型)
|
||||
private float totalConsumption;// 累计耗电(mAh,显示+排序用)
|
||||
private long runTime; // 运行时长(ms)
|
||||
|
||||
// Java7 显式构造(仅传入包名、初始耗电、初始时长)
|
||||
public AppBatteryModel(String packageName, String consumption, long runTime) {
|
||||
// Java7 显式构造:初始化单次耗电、累计耗电为0
|
||||
public AppBatteryModel(String packageName, float consumption, float totalConsumption, long runTime) {
|
||||
this.packageName = packageName;
|
||||
this.consumption = consumption;
|
||||
this.consumption = consumption; // 单次耗电初始为0
|
||||
this.totalConsumption = totalConsumption; // 累计耗电初始为0(后续初始化时赋值)
|
||||
this.runTime = runTime;
|
||||
}
|
||||
|
||||
// Getter/Setter(仅操作包名、耗电、时长)
|
||||
// Getter/Setter:覆盖所有字段,确保数据操作正常
|
||||
public String getPackageName() {
|
||||
return packageName;
|
||||
}
|
||||
|
||||
public String getConsumption() {
|
||||
return consumption;
|
||||
public float getConsumption() {
|
||||
return consumption; // 获取单次耗电
|
||||
}
|
||||
|
||||
public void setConsumption(String consumption) {
|
||||
this.consumption = consumption;
|
||||
public void setConsumption(float consumption) {
|
||||
this.consumption = consumption; // 设置单次耗电
|
||||
}
|
||||
|
||||
public float getTotalConsumption() {
|
||||
return totalConsumption; // 获取累计耗电(显示用)
|
||||
}
|
||||
|
||||
public void setTotalConsumption(float totalConsumption) {
|
||||
this.totalConsumption = totalConsumption; // 设置累计耗电(初始化/累加用)
|
||||
}
|
||||
|
||||
public long getRunTime() {
|
||||
@@ -398,37 +416,37 @@ public class BatteryReportActivity extends Activity {
|
||||
}
|
||||
|
||||
/**
|
||||
* RecyclerView 适配器(支持从缓存获取名称,避免重复查询)
|
||||
* RecyclerView 适配器:仅显示累计耗电(totalConsumption),逻辑适配模型修改
|
||||
*/
|
||||
public static class BatteryReportAdapter extends RecyclerView.Adapter<BatteryReportAdapter.ViewHolder> {
|
||||
private Context mContext;
|
||||
private List<AppBatteryModel> mDataList;
|
||||
private PackageManager mPm; // 兜底用:缓存无名称时查询
|
||||
private Map<String, String> mPackageToNameCache; // 新增:名称缓存映射
|
||||
private PackageManager mPm;
|
||||
private Map<String, String> mPackageToNameCache;
|
||||
|
||||
// Java7 显式构造(新增名称缓存参数)
|
||||
// Java7 显式构造:接收名称缓存,确保显示时高效获取应用名
|
||||
public BatteryReportAdapter(Context context, List<AppBatteryModel> dataList,
|
||||
PackageManager pm, Map<String, String> packageToNameCache) {
|
||||
this.mContext = context;
|
||||
this.mDataList = dataList;
|
||||
this.mPm = pm;
|
||||
this.mPackageToNameCache = packageToNameCache; // 接收名称缓存
|
||||
this.mPackageToNameCache = packageToNameCache;
|
||||
}
|
||||
|
||||
@Override
|
||||
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
|
||||
// 加载系统列表项布局(text1显示应用名,text2显示累计耗电+时长)
|
||||
View itemView = LayoutInflater.from(mContext)
|
||||
.inflate(android.R.layout.simple_list_item_2, parent, false);
|
||||
return new ViewHolder(itemView);
|
||||
}
|
||||
|
||||
// 绑定数据:优先从缓存取名称,无缓存时兜底查询
|
||||
@Override
|
||||
public void onBindViewHolder(ViewHolder holder, int position) {
|
||||
// Java7 显式非空判断(避免空指针)
|
||||
// Java7 显式非空判断:避免空指针异常
|
||||
if (mDataList == null || mDataList.isEmpty() || position >= mDataList.size()) {
|
||||
holder.tvAppName.setText("未知应用");
|
||||
holder.tvConsumption.setText("耗电:0.0 mAh | 运行时长:0秒");
|
||||
holder.tvConsumption.setText("累计耗电:0.0 mAh | 运行时长:0秒");
|
||||
return;
|
||||
}
|
||||
|
||||
@@ -436,66 +454,59 @@ public class BatteryReportActivity extends Activity {
|
||||
String packageName = model.getPackageName();
|
||||
String appName = "";
|
||||
|
||||
// 优先从缓存获取名称(避免重复调用PackageManager,提升性能)
|
||||
// 优先从缓存获取应用名:减少PackageManager调用,提升性能
|
||||
if (mPackageToNameCache != null && mPackageToNameCache.containsKey(packageName)) {
|
||||
appName = mPackageToNameCache.get(packageName);
|
||||
} else {
|
||||
// 缓存无数据时,兜底查询名称(兼容异常场景)
|
||||
// 缓存无数据时兜底查询,并同步更新缓存
|
||||
try {
|
||||
ApplicationInfo appInfo = mPm.getApplicationInfo(packageName, 0);
|
||||
appName = mPm.getApplicationLabel(appInfo).toString();
|
||||
// 同步更新到缓存,后续复用
|
||||
if (mPackageToNameCache != null) {
|
||||
mPackageToNameCache.put(packageName, appName);
|
||||
}
|
||||
} catch (PackageManager.NameNotFoundException e) {
|
||||
appName = packageName;
|
||||
appName = packageName; // 包名不存在时用包名兜底
|
||||
LogUtils.e("Adapter", "包名" + packageName + "对应的应用未找到:" + e.getMessage());
|
||||
} catch (Exception e) {
|
||||
appName = packageName;
|
||||
appName = packageName; // 其他异常时用包名兜底
|
||||
LogUtils.e("Adapter", "查询应用名称失败(包名:" + packageName + "):" + e.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
// 显示应用名称(缓存/兜底结果)
|
||||
// 显示逻辑:仅展示累计耗电(totalConsumption),隐藏单次耗电
|
||||
holder.tvAppName.setText(appName);
|
||||
|
||||
// 格式化运行时长(调用 Activity 的工具方法)
|
||||
// 格式化运行时长 + 累计耗电(保留1位小数,提升可读性)
|
||||
String runTimeStr = ((BatteryReportActivity) mContext).formatRunTime(model.getRunTime());
|
||||
// 显示耗电+运行时长(基于包名计算的结果)
|
||||
String consumptionText = String.format("耗电:%s mAh | 运行时长:%s",
|
||||
model.getConsumption(), runTimeStr);
|
||||
holder.tvConsumption.setText(consumptionText);
|
||||
String totalConsumptionText = String.format("累计耗电:%.1f mAh | 运行时长:%s",
|
||||
model.getTotalConsumption(), runTimeStr);
|
||||
holder.tvConsumption.setText(totalConsumptionText);
|
||||
|
||||
// 优化显示:目标应用文字标蓝(通过包名匹配)
|
||||
// 显示优化:文字颜色区分(避免所有应用均标蓝,仅示例可按需修改)
|
||||
holder.tvAppName.setTextColor(mContext.getResources().getColor(android.R.color.black));
|
||||
holder.tvConsumption.setTextColor(mContext.getResources().getColor(android.R.color.darker_gray));
|
||||
|
||||
holder.tvAppName.setTextColor(mContext.getResources().getColor(android.R.color.holo_blue_dark));
|
||||
holder.tvConsumption.setTextColor(mContext.getResources().getColor(android.R.color.holo_blue_dark));
|
||||
|
||||
//holder.tvAppName.setTextColor(mContext.getResources().getColor(android.R.color.black));
|
||||
//holder.tvConsumption.setTextColor(mContext.getResources().getColor(android.R.color.darker_gray));
|
||||
|
||||
|
||||
// 调整文字大小(提升可读性)
|
||||
// 调整文字大小:适配手机屏幕,提升可读性
|
||||
holder.tvAppName.setTextSize(16);
|
||||
holder.tvConsumption.setTextSize(14);
|
||||
}
|
||||
|
||||
// 获取列表长度(Java7 三元运算符)
|
||||
// 获取列表长度:Java7 三元运算符判断空值,避免空指针
|
||||
@Override
|
||||
public int getItemCount() {
|
||||
return mDataList == null ? 0 : mDataList.size();
|
||||
}
|
||||
|
||||
// ViewHolder(绑定系统布局的两个 TextView)
|
||||
/**
|
||||
* ViewHolder:绑定系统布局控件,与显示逻辑对应
|
||||
*/
|
||||
public static class ViewHolder extends RecyclerView.ViewHolder {
|
||||
TextView tvAppName; // 显示应用名称(缓存/兜底获取)
|
||||
TextView tvConsumption; // 显示耗电+运行时长(包名计算结果)
|
||||
TextView tvAppName; // 显示应用名称
|
||||
TextView tvConsumption; // 显示累计耗电 + 运行时长
|
||||
|
||||
// Java7 显式构造
|
||||
// Java7 显式构造:绑定控件ID(系统布局固定ID:text1、text2)
|
||||
public ViewHolder(View itemView) {
|
||||
super(itemView);
|
||||
// 强制类型转换(系统布局控件 ID:text1 和 text2)
|
||||
tvAppName = (TextView) itemView.findViewById(android.R.id.text1);
|
||||
tvConsumption = (TextView) itemView.findViewById(android.R.id.text2);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user