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Merge "Reuse old preferences if possible."

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Jean Chalard 2013-05-10 05:56:32 +00:00 committed by Android (Google) Code Review
commit 2564bd0937
2 changed files with 28 additions and 7 deletions
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31
java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java
View file

@ -66,6 +66,8 @@ public final class DictionarySettingsFragment extends PreferenceFragment
private boolean mChangedSettings;
private DictionaryListInterfaceState mDictionaryListInterfaceState =
new DictionaryListInterfaceState();
private TreeMap<String, WordListPreference> mCurrentPreferenceMap =
new TreeMap<String, WordListPreference>(); // never null
private final BroadcastReceiver mConnectivityChangedReceiver = new BroadcastReceiver() {
@Override
@ -278,7 +280,7 @@ public final class DictionarySettingsFragment extends PreferenceFragment
return result;
} else {
final String systemLocaleString = Locale.getDefault().toString();
final TreeMap<String, WordListPreference> prefList =
final TreeMap<String, WordListPreference> prefMap =
new TreeMap<String, WordListPreference>();
final int idIndex = cursor.getColumnIndex(MetadataDbHelper.WORDLISTID_COLUMN);
final int versionIndex = cursor.getColumnIndex(MetadataDbHelper.VERSION_COLUMN);
@ -299,16 +301,31 @@ public final class DictionarySettingsFragment extends PreferenceFragment
// The key is sorted in lexicographic order, according to the match level, then
// the description.
final String key = matchLevelString + "." + description + "." + wordlistId;
final WordListPreference existingPref = prefList.get(key);
final WordListPreference existingPref = prefMap.get(key);
if (null == existingPref || hasPriority(status, existingPref.mStatus)) {
final WordListPreference pref = new WordListPreference(activity,
mDictionaryListInterfaceState, mClientId, wordlistId, version, locale,
description, status, filesize);
prefList.put(key, pref);
final WordListPreference oldPreference = mCurrentPreferenceMap.get(key);
final WordListPreference pref;
if (null != oldPreference
&& oldPreference.mVersion == version
&& oldPreference.mLocale.equals(locale)) {
// If the old preference has all the new attributes, reuse it. We test
// for version and locale because although attributes other than status
// need to be the same, others have been tested through the key of the
// map. Also, status may differ so we don't want to use #equals() here.
pref = oldPreference;
pref.mStatus = status;
} else {
// Otherwise, discard it and create a new one instead.
pref = new WordListPreference(activity, mDictionaryListInterfaceState,
mClientId, wordlistId, version, locale, description, status,
filesize);
}
prefMap.put(key, pref);
}
} while (cursor.moveToNext());
cursor.close();
return prefList.values();
mCurrentPreferenceMap = prefMap;
return prefMap.values();
}
}

4
java/src/com/android/inputmethod/dictionarypack/WordListPreference.java
View file

@ -58,6 +58,8 @@ public final class WordListPreference extends Preference {
// The metadata word list id and version of this word list.
public final String mWordlistId;
public final int mVersion;
public final Locale mLocale;
public final String mDescription;
// The status
public int mStatus;
// The size of the dictionary file
@ -80,6 +82,8 @@ public final class WordListPreference extends Preference {
mVersion = version;
mWordlistId = wordlistId;
mFilesize = filesize;
mLocale = locale;
mDescription = description;
setLayoutResource(R.layout.dictionary_line);