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Fix a view-related crash

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Bug: 12788164
Change-Id: If0d815518824a8e57b15e80111c5e6e08e93ba7e
This commit is contained in:
Jean Chalard 2014-02-14 15:14:58 +09:00
parent 4197c6f3ab
commit a7e3e74ddd
2 changed files with 14 additions and 5 deletions
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14
java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java
View file

@ -317,15 +317,19 @@ public final class DictionarySettingsFragment extends PreferenceFragment
final WordListPreference pref;
if (null != oldPreference
&& oldPreference.mVersion == version
&& oldPreference.hasStatus(status)
&& 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.
// If the old preference has all the new attributes, reuse it. Ideally, we
// should reuse the old pref even if its status is different and call
// setStatus here, but setStatus calls Preference#setSummary() which needs
// to be done on the UI thread and we're not on the UI thread here. We
// could do all this work on the UI thread, but in this case it's probably
// lighter to stay on a background thread and throw this old preference out.
pref = oldPreference;
pref.setStatus(status);
} else {
// Otherwise, discard it and create a new one instead.
// TODO: when the status is different from the old one, we need to
// animate the old one out before animating the new one in.
pref = new WordListPreference(activity, mDictionaryListInterfaceState,
mClientId, wordlistId, version, locale, description, status,
filesize);

5
java/src/com/android/inputmethod/dictionarypack/WordListPreference.java
View file

@ -98,6 +98,10 @@ public final class WordListPreference extends Preference {
setSummary(getSummary(status));
}
public boolean hasStatus(final int status) {
return status == mStatus;
}
@Override
public View onCreateView(final ViewGroup parent) {
final View orphanedView = mInterfaceState.findFirstOrphanedView();
@ -217,6 +221,7 @@ public final class WordListPreference extends Preference {
progressBar.setIds(mClientId, mWordlistId);
progressBar.setMax(mFilesize);
final boolean showProgressBar = (MetadataDbHelper.STATUS_DOWNLOADING == mStatus);
setSummary(getSummary(mStatus));
status.setVisibility(showProgressBar ? View.INVISIBLE : View.VISIBLE);
progressBar.setVisibility(showProgressBar ? View.VISIBLE : View.INVISIBLE);