public void onDestroy() {
if (mFolderObserver != null) {
mFolderObserver.unregisterAndDestroy();
mFolderObserver = null;
}
mAccountObserver.unregisterAndDestroy();
mHandler.removeMessages(SubtitleHandler.EMAIL);
}
public void initialize(
ControllableActivity activity, ActivityController callback, ActionBar actionBar) {
mActionBar = actionBar;
mController = callback;
mActivity = activity;
initializeTitleViews();
mFolderObserver =
new FolderObserver() {
@Override
public void onChanged(Folder newFolder) {
onFolderUpdated(newFolder);
}
};
// Return values are purposely discarded. Initialization happens quite early, and we don't
// have a valid folder, or a valid list of accounts.
mFolderObserver.initialize(mController);
updateAccount(mAccountObserver.initialize(activity.getAccountController()));
}