查看内部存储容量与项目信息不符

最新推荐文章于 2023-07-13 10:16:33 发布

原创最新推荐文章于 2023-07-13 10:16:33 发布 · 433 阅读

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#安卓手机

本文详细介绍了在4GB存储容量下，系统如何管理和分配存储空间，包括系统使用、应用程序、缓存和其他文件的大小计算，以及如何更新显示这些信息的偏好设置。同时，探讨了在总大小小于4GB的情况下，如何调整UI显示策略。

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qrdplus/Extension/apps/NTSettings/src/com/android/settings/deviceinfo/StorageVolumePreferenceCategory.java

//added start
private StorageItemPreference mItemSystem;
private long SIZE_4_GB = 4*1024*1024*1024l;
//added end

mItemSystem = buildItem(R.string.memory_system_usage, R.color.memory_system);//added

addPreference(mItemSystem);//added

public void updateDetails(MeasurementDetails details) {
final boolean showDetails = mVolume == null || mVolume.isPrimary();
if (!showDetails) return;

// Count caches as available space, since system manages them
mItemTotal.setSummary(formatSize(SIZE_4_GB));//modified

//addedstart
final long systemSize = SIZE_4_GB - details.availSize - details.appsSize - dcimSize - musicSize - downloadsSize - details.cacheSize - details.miscSize;
updatePreference(mItemSystem, systemSize);
//added end

private MeasurementReceiver mReceiver = new MeasurementReceiver() {
@Override
public void updateApproximate(StorageMeasurement meas, long totalSize, long availSize) {
//added start
if (totalSize < SIZE_4_GB) {
mUpdateHandler.obtainMessage(MSG_UI_UPDATE_APPROXIMATE, new long[] {
SIZE_4_GB, availSize }).sendToTarget();
} else {
mUpdateHandler.obtainMessage(MSG_UI_UPDATE_APPROXIMATE, new long[] {
totalSize, availSize }).sendToTarget();
}
//added end
}