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core/session/processmanager.cpp

247 lines
7.7 KiB
C++

/*
* Copyright (C) 2021 CutefishOS Team.
*
* Author: revenmartin <revenmartin@gmail.com>
*
* 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 3 of the License, or
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "processmanager.h"
#include "application.h"
#include <QCoreApplication>
#include <QStandardPaths>
#include <QFileInfoList>
#include <QFileInfo>
#include <QSettings>
#include <QDebug>
#include <QTimer>
#include <QThread>
#include <QDir>
#include <QDBusInterface>
#include <QDBusPendingCall>
#include <QX11Info>
#include <KWindowSystem>
#include <KWindowSystem/NETWM>
ProcessManager::ProcessManager(Application *app, QObject *parent)
: QObject(parent)
, m_app(app)
, m_wmStarted(false)
, m_waitLoop(nullptr)
{
qApp->installNativeEventFilter(this);
}
ProcessManager::~ProcessManager()
{
qApp->removeNativeEventFilter(this);
QMapIterator<QString, QProcess *> i(m_systemProcess);
while (i.hasNext()) {
i.next();
QProcess *p = i.value();
delete p;
m_systemProcess[i.key()] = nullptr;
}
}
void ProcessManager::start()
{
startWindowManager();
startDaemonProcess();
}
void ProcessManager::logout()
{
QDBusInterface kwinIface("org.kde.KWin",
"/Session",
"org.kde.KWin.Session",
QDBusConnection::sessionBus());
if (kwinIface.isValid()) {
kwinIface.call("aboutToSaveSession", "cutefish");
kwinIface.call("setState", uint(2)); // Quit
}
QProcess s;
s.start("killall", QStringList() << "kglobalaccel5");
s.waitForFinished(-1);
QDBusInterface iface("org.freedesktop.login1",
"/org/freedesktop/login1/session/self",
"org.freedesktop.login1.Session",
QDBusConnection::systemBus());
if (iface.isValid())
iface.call("Terminate");
QCoreApplication::exit(0);
}
void ProcessManager::startWindowManager()
{
QProcess *wmProcess = new QProcess;
wmProcess->start(m_app->wayland() ? "kwin_wayland" : "kwin_x11", QStringList());
if (!m_app->wayland()) {
QEventLoop waitLoop;
m_waitLoop = &waitLoop;
// add a timeout to avoid infinite blocking if a WM fail to execute.
QTimer::singleShot(30 * 1000, &waitLoop, SLOT(quit()));
waitLoop.exec();
m_waitLoop = nullptr;
}
}
void ProcessManager::startDesktopProcess()
{
// When the cutefish-settings-daemon theme module is loaded, start the desktop.
// In the way, there will be no problem that desktop and launcher can't get wallpaper.
QList<QPair<QString, QStringList>> list;
// Desktop components
list << qMakePair(QString("cutefish-notificationd"), QStringList());
list << qMakePair(QString("cutefish-statusbar"), QStringList());
list << qMakePair(QString("cutefish-dock"), QStringList());
list << qMakePair(QString("cutefish-filemanager"), QStringList("--desktop"));
list << qMakePair(QString("cutefish-launcher"), QStringList());
list << qMakePair(QString("cutefish-powerman"), QStringList());
list << qMakePair(QString("cutefish-clipboard"), QStringList());
// For CutefishOS.
if (QFile("/usr/bin/cutefish-welcome").exists() &&
!QFile("/run/live/medium/live/filesystem.squashfs").exists()) {
QSettings settings("cutefishos", "login");
if (!settings.value("Finished", false).toBool()) {
list << qMakePair(QString("/usr/bin/cutefish-welcome"), QStringList());
} else {
list << qMakePair(QString("/usr/bin/cutefish-welcome"), QStringList() << "-d");
}
}
for (QPair<QString, QStringList> pair : list) {
QProcess *process = new QProcess;
process->setProcessChannelMode(QProcess::ForwardedChannels);
process->setProgram(pair.first);
process->setArguments(pair.second);
process->start();
process->waitForStarted();
qDebug() << "Load DE components: " << pair.first << pair.second;
// Add to map
if (process->exitCode() == 0) {
m_autoStartProcess.insert(pair.first, process);
} else {
process->deleteLater();
}
}
// Auto start
QTimer::singleShot(100, this, &ProcessManager::loadAutoStartProcess);
}
void ProcessManager::startDaemonProcess()
{
QList<QPair<QString, QStringList>> list;
list << qMakePair(QString("cutefish-settings-daemon"), QStringList());
list << qMakePair(QString("cutefish-xembedsniproxy"), QStringList());
list << qMakePair(QString("cutefish-gmenuproxy"), QStringList());
list << qMakePair(QString("chotkeys"), QStringList());
for (QPair<QString, QStringList> pair : list) {
QProcess *process = new QProcess;
process->setProcessChannelMode(QProcess::ForwardedChannels);
process->setProgram(pair.first);
process->setArguments(pair.second);
process->start();
process->waitForStarted();
// Add to map
if (process->exitCode() == 0) {
m_autoStartProcess.insert(pair.first, process);
} else {
process->deleteLater();
}
}
}
void ProcessManager::loadAutoStartProcess()
{
QStringList execList;
const QStringList dirs = QStandardPaths::locateAll(QStandardPaths::GenericConfigLocation,
QStringLiteral("autostart"),
QStandardPaths::LocateDirectory);
for (const QString &dir : dirs) {
const QDir d(dir);
const QStringList fileNames = d.entryList(QStringList() << QStringLiteral("*.desktop"));
for (const QString &file : fileNames) {
QSettings desktop(d.absoluteFilePath(file), QSettings::IniFormat);
desktop.setIniCodec("UTF-8");
desktop.beginGroup("Desktop Entry");
if (desktop.contains("OnlyShowIn"))
continue;
const QString execValue = desktop.value("Exec").toString();
// 避免冲突
if (execValue.contains("gmenudbusmenuproxy"))
continue;
if (!execValue.isEmpty()) {
execList << execValue;
}
}
}
for (const QString &exec : execList) {
QProcess *process = new QProcess;
process->setProgram(exec);
process->start();
process->waitForStarted();
if (process->exitCode() == 0) {
m_autoStartProcess.insert(exec, process);
} else {
process->deleteLater();
}
}
}
bool ProcessManager::nativeEventFilter(const QByteArray &eventType, void *message, long *result)
{
if (eventType != "xcb_generic_event_t") // We only want to handle XCB events
return false;
// ref: lxqt session
if (!m_wmStarted && m_waitLoop) {
// all window managers must set their name according to the spec
if (!QString::fromUtf8(NETRootInfo(QX11Info::connection(), NET::SupportingWMCheck).wmName()).isEmpty()) {
qDebug() << "Window manager started";
m_wmStarted = true;
if (m_waitLoop && m_waitLoop->isRunning())
m_waitLoop->exit();
qApp->removeNativeEventFilter(this);
}
}
return false;
}