/*
 * Copyright (C) 2009 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 android.os.storage;

/**
 * Callback class for receiving events from MountService.
 *
 * @hide - Applications should use android.os.storage.IStorageEventListener
 * for storage event callbacks.
 */
interface IMountServiceListener {
    /**
     * Detection state of USB Mass Storage has changed
     *
     * @param available true if a UMS host is connected.
     */
    void onUsbMassStorageConnectionChanged(boolean connected);

    /**
     * Storage state has changed.
     *
     * @param path The volume mount path.
     * @param oldState The old state of the volume.
     * @param newState The new state of the volume.
     *
     * Note: State is one of the values returned by Environment.getExternalStorageState()
     */
    void onStorageStateChanged(String path, String oldState, String newState);
}