xref: /packages/apps/UnifiedEmail/src/com/android/mail/ui/FolderController.java

/*
 * Copyright (C) 2012 Google Inc.
 * Licensed to The Android Open Source Project.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.mail.ui;

import android.database.DataSetObserver;

import com.android.mail.providers.Folder;

/**
 * The canonical owner of the apps' current {@link Folder} should implement this interface to keep
 * other components updated.
 *
 */
public interface FolderController {

    Folder getFolder();

    void registerFolderObserver(DataSetObserver observer);
    void unregisterFolderObserver(DataSetObserver observer);
    void requestFolderRefresh();
}