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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* Copyright (C) 2019 Tianjin KYLIN Information Technology Co., Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "eventmonitorthread.h"
#include <QFile>
#include <QTime>
#include <QTextStream>
#include <QThread>
extern "C" {
//#include <stdio.h>
//#include <linux/types.h>
//#include <sys/ioctl.h>
#include <unistd.h>
#include <fcntl.h>
#include <linux/input.h>
#define DEVS_FILE "/proc/bus/input/devices"
}
EventMonitorThread::EventMonitorThread(QMap<QString, QString> keyword) :
_keyword(keyword)
{
}
EventMonitorThread::~EventMonitorThread(){
}
void EventMonitorThread::run(){
QString threadText = QStringLiteral("@0x%1").arg(quintptr(QThread::currentThreadId()), 16, 16, QLatin1Char('0'));
// qDebug("thread %s begin!", threadText.toLatin1().data());
// QMap<QString, QString>::iterator it0 = _keyword.begin();
// for (; it0 != _keyword.end(); it0++){
// qDebug("this thread's key is: '%s'", it0.value().toLatin1().data());
// }
int fd;
struct input_event ie;
//获取EventX
QString eventFile = "";
QFile * readFile = new QFile(DEVS_FILE);
if (!readFile->open(QIODevice::ReadOnly | QIODevice::Text)){
qWarning("Open Devices File '%s' Failed!", DEVS_FILE);
readFile->close();
return;
} else {
QTextStream stream(readFile);
QString alldevicesInfo = stream.readAll();
QStringList devicesInfo = alldevicesInfo.split("\n\n");
QList<bool> flags;
for (QString deviceInfo : devicesInfo){
flags.clear(); flags.append(true);
QStringList lines = deviceInfo.split("\n", QString::SkipEmptyParts);
for (QString line : lines){
QMap<QString, QString>::iterator it = _keyword.begin();
for (; it != _keyword.end(); it++){
if (line.startsWith(it.key()) ){
if (line.contains(it.value())){
flags.append(true);
} else {
flags.append(false);
}
}
}
if (line.startsWith("H: Handlers=")){
QString options = line.split("=").at(1);
for (QString option : options.split(" ", QString::SkipEmptyParts)){
if (option.startsWith("event")){
eventFile = "/dev/input/" + option;
}
}
}
foreach (bool flag, flags) {
if (!flag){
// goto nexttime;
eventFile = "";
}
}
}
//nexttime:
if (!eventFile.isEmpty())
break;
}
readFile->close();
}
qDebug("Dev EventX is %s\n", eventFile.toLatin1().data());
if (eventFile.isEmpty()){
qWarning("Dev EventX is Empty!\n");
return;
}
QByteArray ba = eventFile.toLatin1();
fd = open(ba.data(),O_RDONLY);
if (fd <0 ) {
qWarning("Open Event File '%s' Failed!", eventFile.toLatin1().data());
return;
}
QTime pressTime(0, 0, 0, 0);
QTime releaseTime(0, 0, 0, 0);
QTime longPressTime(0, 0, 0, 0);
while (1) {
if (read(fd, &ie, sizeof(ie))){
if (ie.type == 1){
if (ie.value == 1)
pressTime = QTime::currentTime();
if (ie.value == 0)
releaseTime = QTime::currentTime();
if (ie.value == 2)
longPressTime = QTime::currentTime();
// qDebug("presstime: %s", pressTime.toString("hh:mm").toLatin1().data());
// qDebug("releaseTime: %s", releaseTime.toString("hh:mm").toLatin1().data());
if (pressTime.secsTo(QTime(0, 0, 0, 0)) != 0 && releaseTime.secsTo(QTime(0, 0, 0, 0)) != 0){
emit eventMeet(ie.code);
pressTime = QTime(0, 0, 0, 0);
releaseTime = QTime(0, 0, 0, 0);
longPressTime = QTime(0, 0, 0, 0);
}
}
}
}
close(fd);
//线程结束
callJobComplete();
}
void EventMonitorThread::callJobComplete(){
emit jobComplete();
}
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