1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#define LOG_TAG "InputManager"
18
19//#define LOG_NDEBUG 0
20
21#include "InputManager.h"
22
23#include <cutils/log.h>
24
25namespace android {
26
27InputManager::InputManager(
28        const sp<EventHubInterface>& eventHub,
29        const sp<InputReaderPolicyInterface>& readerPolicy,
30        const sp<InputDispatcherPolicyInterface>& dispatcherPolicy) {
31    mDispatcher = new InputDispatcher(dispatcherPolicy);
32    mReader = new InputReader(eventHub, readerPolicy, mDispatcher);
33    initialize();
34}
35
36InputManager::InputManager(
37        const sp<InputReaderInterface>& reader,
38        const sp<InputDispatcherInterface>& dispatcher) :
39        mReader(reader),
40        mDispatcher(dispatcher) {
41    initialize();
42}
43
44InputManager::~InputManager() {
45    stop();
46}
47
48void InputManager::initialize() {
49    mReaderThread = new InputReaderThread(mReader);
50    mDispatcherThread = new InputDispatcherThread(mDispatcher);
51}
52
53status_t InputManager::start() {
54    status_t result = mDispatcherThread->run("InputDispatcher", PRIORITY_URGENT_DISPLAY);
55    if (result) {
56        ALOGE("Could not start InputDispatcher thread due to error %d.", result);
57        return result;
58    }
59
60    result = mReaderThread->run("InputReader", PRIORITY_URGENT_DISPLAY);
61    if (result) {
62        ALOGE("Could not start InputReader thread due to error %d.", result);
63
64        mDispatcherThread->requestExit();
65        return result;
66    }
67
68    return OK;
69}
70
71status_t InputManager::stop() {
72    status_t result = mReaderThread->requestExitAndWait();
73    if (result) {
74        ALOGW("Could not stop InputReader thread due to error %d.", result);
75    }
76
77    result = mDispatcherThread->requestExitAndWait();
78    if (result) {
79        ALOGW("Could not stop InputDispatcher thread due to error %d.", result);
80    }
81
82    return OK;
83}
84
85sp<InputReaderInterface> InputManager::getReader() {
86    return mReader;
87}
88
89sp<InputDispatcherInterface> InputManager::getDispatcher() {
90    return mDispatcher;
91}
92
93} // namespace android
94