Android/packages_apps_Settings
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display amount of storage on /sdcard by downloads, music etc

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when music storage usage is clicked on, show music app
when downloads storage usage is clicked on, show download app
when pic/videos storage usage is clicked on, show gallery app

Change-Id: Ia1c341013e550acb537e6f8a4f4558030888cc45
This commit is contained in:
Vasu Nori
2011-01-25 13:39:16 -08:00
parent 55b8379d2f
commit 21809740f2
13 changed files with 831 additions and 55 deletions
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122
src/com/android/settings/deviceinfo/MemoryMeasurement.java
View File

@@ -23,6 +23,7 @@ import android.util.Log;
import java.io.File;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
@@ -35,14 +36,16 @@ import java.util.List;
*
* Filesystem stats (using StatFs)
* Directory measurements (using DefaultContainerService.measureDir)
* Applicaiton measurements (using PackageManager)
* Application measurements (using PackageManager)
*
* Then the calling application would just specify the type and an argument.
* This class would keep track of it while the calling application would
* decide on how to use it.
*/
public class MemoryMeasurement {
private static final String TAG = "MemoryMeasurement";
private static final String TAG = "MemorySettings";
private static final boolean LOCAL_LOGV = true;
static final boolean LOGV = LOCAL_LOGV && Log.isLoggable(TAG, Log.VERBOSE);
public static final String TOTAL_SIZE = "total_size";
@@ -50,7 +53,7 @@ public class MemoryMeasurement {
public static final String APPS_USED = "apps_used";
public static final String MEDIA_USED = "media_used";
private long[] mMediaSizes = new long[Constants.NUM_MEDIA_DIRS_TRACKED];
private static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer";
@@ -66,13 +69,13 @@ public class MemoryMeasurement {
// Internal memory fields
private long mInternalTotalSize;
private long mInternalAvailSize;
private long mInternalMediaSize;
private long mInternalAppsSize;
// External memory fields
private long mExternalTotalSize;
private long mExternalAvailSize;
List<FileInfo> mFileInfoForMisc;
private MemoryMeasurement(Context context) {
// Start the thread that will measure the disk usage.
@@ -98,7 +101,9 @@ public class MemoryMeasurement {
}
public void setReceiver(MeasurementReceiver receiver) {
mReceiver = new WeakReference<MeasurementReceiver>(receiver);
if (mReceiver == null || mReceiver.get() == null) {
mReceiver = new WeakReference<MeasurementReceiver>(receiver);
}
}
public void measureExternal() {
@@ -134,6 +139,9 @@ public class MemoryMeasurement {
private void sendInternalExactUpdate() {
MeasurementReceiver receiver = (mReceiver != null) ? mReceiver.get() : null;
if (receiver == null) {
if (LOGV) {
Log.i(TAG, "measurements dropped because receiver is null! wasted effort");
}
return;
}
@@ -141,7 +149,9 @@ public class MemoryMeasurement {
bundle.putLong(TOTAL_SIZE, mInternalTotalSize);
bundle.putLong(AVAIL_SIZE, mInternalAvailSize);
bundle.putLong(APPS_USED, mInternalAppsSize);
bundle.putLong(MEDIA_USED, mInternalMediaSize);
for (int i = 0; i < Constants.NUM_MEDIA_DIRS_TRACKED; i++) {
bundle.putLong(Constants.mMediaDirs.get(i).mKey, mMediaSizes[i]);
}
receiver.updateExactInternal(bundle);
}
@@ -252,6 +262,7 @@ public class MemoryMeasurement {
case MSG_CONNECTED: {
IMediaContainerService imcs = (IMediaContainerService) msg.obj;
measureExactInternalStorage(imcs);
break;
}
case MSG_DISCONNECT: {
synchronized (mLock) {
@@ -265,6 +276,7 @@ public class MemoryMeasurement {
context.unbindService(mDefContainerConn);
}
}
break;
}
case MSG_COMPLETED: {
mMeasured = true;
@@ -356,24 +368,40 @@ public class MemoryMeasurement {
if (context == null) {
return;
}
// We have to get installd to measure the package sizes.
PackageManager pm = context.getPackageManager();
if (pm == null) {
return;
}
long mediaSize;
try {
mediaSize = imcs.calculateDirectorySize(
Environment.getExternalStorageDirectory().getAbsolutePath());
} catch (Exception e) {
Log.i(TAG, "Could not read memory from default container service");
return;
// measure sizes for all except "media_misc" - which is computed
for (int i = 0; i < Constants.NUM_MEDIA_DIRS_TRACKED - 1; i++) {
mMediaSizes[i] = 0;
String[] dirs = Constants.mMediaDirs.get(i).mDirPaths;
int len = dirs.length;
if (len > 0) {
for (int k = 0; k < len; k++) {
long dirSize = getSize(imcs, dirs[k]);
mMediaSizes[i] += dirSize;
if (LOGV) {
Log.i(TAG, "size of " + dirs[k] + ": " + dirSize);
}
}
}
}
mInternalMediaSize = mediaSize;
// compute the size of "misc"
mMediaSizes[Constants.MEDIA_MISC_INDEX] = mMediaSizes[Constants.MEDIA_INDEX];
for (int i = 1; i < Constants.NUM_MEDIA_DIRS_TRACKED - 1; i++) {
mMediaSizes[Constants.MEDIA_MISC_INDEX] -= mMediaSizes[i];
}
if (LOGV) {
Log.i(TAG, "media_misc size: " + mMediaSizes[Constants.MEDIA_MISC_INDEX]);
}
// compute the sizes of each of the files/directories under 'misc' category
measureSizesOfMisc(imcs);
// compute apps sizes
final List<ApplicationInfo> apps = pm
.getInstalledApplications(PackageManager.GET_UNINSTALLED_PACKAGES
| PackageManager.GET_DISABLED_COMPONENTS);
@@ -393,6 +421,43 @@ public class MemoryMeasurement {
// Sending of the message back to the MeasurementReceiver is
// completed in the PackageObserver
}
private void measureSizesOfMisc(IMediaContainerService imcs) {
File top = Environment.getExternalStorageDirectory();
mFileInfoForMisc = new ArrayList<FileInfo>();
File[] files = top.listFiles();
int len = files.length;
if (len == 0) {
return;
}
// get sizes of all top level nodes in /sdcard dir except the ones already computed...
long counter = 0;
for (int i = 0; i < len; i++) {
String path = files[i].getAbsolutePath();
if (Constants.ExclusionTargetsForMiscFiles.contains(path)) {
continue;
}
if (files[i].isFile()) {
mFileInfoForMisc.add(new FileInfo(path, files[i].length(), counter++));
} else if (files[i].isDirectory()) {
long dirSize = getSize(imcs, path);
mFileInfoForMisc.add(new FileInfo(path, dirSize, counter++));
} else {
}
}
// sort the list of FileInfo objects collected above in descending order of their sizes
Collections.sort(mFileInfoForMisc);
}
private long getSize(IMediaContainerService imcs, String dir) {
try {
long size = imcs.calculateDirectorySize(dir);
return size;
} catch (Exception e) {
Log.w(TAG, "Could not read memory from default container service for " +
dir, e);
return -1;
}
}
public void measureApproximateExternalStorage() {
File path = Environment.getExternalStorageDirectory();
@@ -412,4 +477,29 @@ public class MemoryMeasurement {
public void invalidate() {
mHandler.sendEmptyMessage(MeasurementHandler.MSG_INVALIDATE);
}
boolean isSizeOfMiscCategorynonZero() {
return mFileInfoForMisc.size() > 0;
}
static class FileInfo implements Comparable<FileInfo> {
String mFileName;
long mSize;
long mId;
FileInfo(String fileName, long size, long id) {
mFileName = fileName;
mSize = size;
mId = id;
}
@Override
public int compareTo(FileInfo that) {
if (this == that || mSize == that.mSize) return 0;
else if (mSize < that.mSize) return 1; // for descending sort
else return -1;
}
@Override
public String toString() {
return mFileName + " : " + mSize + ", id:" + mId;
}
}
}