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shmclient.cpp

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    • Edric Milaret's avatar
      fe39094b
      uri: register ring protocol · fe39094b
      Edric Milaret authored
      - This commit enforce that only one instance of Ring can run.
      Ring window now show if it was minimized or hidden when attempting
      to launch again.
      
      - Ring will be launched or shown on ring: protocol use and
      call the provided uri.
      (e.g.
      <a href="ring:93fcda525734afd73f5cac945af0653906f6a692">
      	test ring link
      </a>)
      
      - Register ring protocol in Windows registry at install time
      as we need administrator elevation.
      
      Issue: #78588
      Issue: #78589
      Change-Id: I7645d8a3154ce1c91a91bfac21c330add9a03fcc
      fe39094b
      History
      uri: register ring protocol
      Edric Milaret authored
      - This commit enforce that only one instance of Ring can run.
      Ring window now show if it was minimized or hidden when attempting
      to launch again.
      
      - Ring will be launched or shown on ring: protocol use and
      call the provided uri.
      (e.g.
      <a href="ring:93fcda525734afd73f5cac945af0653906f6a692">
      	test ring link
      </a>)
      
      - Register ring protocol in Windows registry at install time
      as we need administrator elevation.
      
      Issue: #78588
      Issue: #78589
      Change-Id: I7645d8a3154ce1c91a91bfac21c330add9a03fcc
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    shmclient.cpp 1.80 KiB
    /***************************************************************************
     * Copyright (C) 2016 by Savoir-faire Linux                                *
     * Author: Edric Ladent Milaret <edric.ladent-milaret@savoirfairelinux.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       *
     * (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, see <http://www.gnu.org/licenses/>.   *
     **************************************************************************/
    
    #include "shmclient.h"
    
    #include <QTextStream>
    
    ShmClient::ShmClient(QSharedMemory* shm, QSystemSemaphore *sem) :
        shm_(shm),
        sem_(sem)
    {
        start();
    }
    
    void ShmClient::run()
    {
        while (true) {
    
            sem_->acquire();
    
            shm_->lock();
    
            char const *from = (char const*)shm_->data();
    
            QString uri = "";
            QTextStream stream(&uri);
    
            while (from && *from)
            {
                stream << *from;
                ++from;
            }
    
            shm_->unlock();
    
            emit RingEvent(uri);
        }
    }