Some work about adaptive color scheme for Web UI (PR #19901)
http://[316:c51a:62a3:8b9::4]/d4708/qBittorrent/src/branch/adaptive-webui
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85 lines
3.0 KiB
85 lines
3.0 KiB
/* |
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* Bittorrent Client using Qt and libtorrent. |
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* Copyright (C) 2019 Vladimir Golovnev <glassez@yandex.ru> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* |
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* In addition, as a special exception, the copyright holders give permission to |
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* link this program with the OpenSSL project's "OpenSSL" library (or with |
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* modified versions of it that use the same license as the "OpenSSL" library), |
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* and distribute the linked executables. You must obey the GNU General Public |
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* License in all respects for all of the code used other than "OpenSSL". If you |
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* modify file(s), you may extend this exception to your version of the file(s), |
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* but you are not obligated to do so. If you do not wish to do so, delete this |
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* exception statement from your version. |
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*/ |
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#include "applicationinstancemanager.h" |
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#include <QtGlobal> |
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#ifdef Q_OS_WIN |
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#include <windows.h> |
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#include <QDebug> |
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#include <QSharedMemory> |
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#endif |
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#include "base/path.h" |
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#include "qtlocalpeer/qtlocalpeer.h" |
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ApplicationInstanceManager::ApplicationInstanceManager(const Path &instancePath, QObject *parent) |
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: QObject {parent} |
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, m_peer {new QtLocalPeer(instancePath.data(), this)} |
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, m_isFirstInstance {!m_peer->isClient()} |
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{ |
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connect(m_peer, &QtLocalPeer::messageReceived, this, &ApplicationInstanceManager::messageReceived); |
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#ifdef Q_OS_WIN |
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const QString sharedMemoryKey = instancePath.data() + u"/shared-memory"; |
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auto sharedMem = new QSharedMemory(sharedMemoryKey, this); |
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if (m_isFirstInstance) |
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{ |
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// First instance creates shared memory and store PID |
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if (sharedMem->create(sizeof(DWORD)) && sharedMem->lock()) |
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{ |
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*(static_cast<DWORD *>(sharedMem->data())) = ::GetCurrentProcessId(); |
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sharedMem->unlock(); |
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} |
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} |
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else |
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{ |
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// Later instances attach to shared memory and retrieve PID |
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if (sharedMem->attach() && sharedMem->lock()) |
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{ |
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::AllowSetForegroundWindow(*(static_cast<DWORD *>(sharedMem->data()))); |
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sharedMem->unlock(); |
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} |
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} |
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if (!sharedMem->isAttached()) |
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qCritical() << "Failed to initialize shared memory: " << sharedMem->errorString(); |
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#endif |
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} |
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bool ApplicationInstanceManager::isFirstInstance() const |
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{ |
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return m_isFirstInstance; |
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} |
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bool ApplicationInstanceManager::sendMessage(const QString &message, const int timeout) |
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{ |
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return m_peer->sendMessage(message, timeout); |
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}
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