| /* |
| * Copyright (C) 2010 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.view; |
| |
| /** |
| * Handles input messages that arrive on an input channel. |
| * @hide |
| */ |
| public interface InputHandler { |
| /** |
| * Handle a key event. |
| * It is the responsibility of the callee to ensure that the finished callback is |
| * eventually invoked when the event processing is finished and the input system |
| * can send the next event. |
| * @param event The key event data. |
| * @param finishedCallback The callback to invoke when event processing is finished. |
| */ |
| public void handleKey(KeyEvent event, Runnable finishedCallback); |
| |
| /** |
| * Handle a touch event. |
| * It is the responsibility of the callee to ensure that the finished callback is |
| * eventually invoked when the event processing is finished and the input system |
| * can send the next event. |
| * @param event The motion event data. |
| * @param finishedCallback The callback to invoke when event processing is finished. |
| */ |
| public void handleTouch(MotionEvent event, Runnable finishedCallback); |
| |
| /** |
| * Handle a trackball event. |
| * It is the responsibility of the callee to ensure that the finished callback is |
| * eventually invoked when the event processing is finished and the input system |
| * can send the next event. |
| * @param event The motion event data. |
| * @param finishedCallback The callback to invoke when event processing is finished. |
| */ |
| public void handleTrackball(MotionEvent event, Runnable finishedCallback); |
| } |