| /* |
| * Copyright (C) 2007 Esmertec AG. |
| * Copyright (C) 2007 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.im.engine; |
| |
| /** |
| * Interface that allows the implementing classes to listen to connection |
| * relative events. Listeners are registered with ImConnection. |
| */ |
| public interface ConnectionListener { |
| /** |
| * Called when the connection's state has changed. |
| * |
| * @param state |
| * the new state of the connection. |
| * @param error |
| * the error which caused the state change or <code>null</code> |
| * it's a normal state change. |
| */ |
| public void onStateChanged(int state, ImErrorInfo error); |
| |
| public void onUserPresenceUpdated(); |
| |
| public void onUpdatePresenceError(ImErrorInfo error); |
| } |