PawletOS/app_Settings
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Actually use the cache for names and icons.

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Fixes the flashes in name and icon in Battery usage screen when refreshing.
Bug: 8219466

Some earlier refactoring must have messed up the cache's scope. It will now
avoid reloading name and icon if already present in the cache.

Change-Id: I99c1f14dd53828dcb74cf12c02c47628e2e64d30
This commit is contained in:
Amith Yamasani
2013-02-19 10:40:33 -08:00
parent 595a891922
commit a521d11796
2 changed files with 7 additions and 4 deletions
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9
src/com/android/settings/fuelgauge/BatterySipper.java
View File

@@ -32,7 +32,8 @@ import java.util.HashMap;
class BatterySipper implements Comparable<BatterySipper> {
final Context mContext;
final HashMap<String,UidToDetail> mUidCache = new HashMap<String,UidToDetail>();
/* Cache cleared when PowerUsageSummary is destroyed */
static final HashMap<String,UidToDetail> sUidCache = new HashMap<String,UidToDetail>();
final ArrayList<BatterySipper> mRequestQueue;
final Handler mHandler;
String name;
@@ -99,8 +100,8 @@ class BatterySipper implements Comparable<BatterySipper> {
void getQuickNameIconForUid(Uid uidObj) {
final int uid = uidObj.getUid();
final String uidString = Integer.toString(uid);
if (mUidCache.containsKey(uidString)) {
UidToDetail utd = mUidCache.get(uidString);
if (sUidCache.containsKey(uidString)) {
UidToDetail utd = sUidCache.get(uidString);
defaultPackageName = utd.packageName;
name = utd.name;
icon = utd.icon;
@@ -193,7 +194,7 @@ class BatterySipper implements Comparable<BatterySipper> {
utd.name = name;
utd.icon = icon;
utd.packageName = defaultPackageName;
mUidCache.put(uidString, utd);
sUidCache.put(uidString, utd);
mHandler.sendMessage(mHandler.obtainMessage(PowerUsageSummary.MSG_UPDATE_NAME_ICON, this));
}
}

2
src/com/android/settings/fuelgauge/PowerUsageSummary.java
View File

@@ -178,6 +178,8 @@ public class PowerUsageSummary extends PreferenceFragment implements Runnable {
super.onDestroy();
if (getActivity().isChangingConfigurations()) {
sStatsXfer = mStats;
} else {
BatterySipper.sUidCache.clear();
}
}