src/Thread_RAMObserver.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2019 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version, but always including the *additional*
   9 // restrictions defined in the "License.txt" file.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this program; if not, write to the Free Software Foundation, Inc.,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 // http://www.gnu.org/licenses/gpl-2.0.txt
  21 ///////////////////////////////////////////////////////////////////////////////
  22
  23 #pragma once
  24
  25 #include <QThread>
  26 #include <QSemaphore>
  27
  28 class RAMObserverThread: public QThread
  29 {
  30         Q_OBJECT
  31
  32 public:
  33         RAMObserverThread(void);
  34         ~RAMObserverThread(void);
  35
  36         void stop(void) { m_semaphore.release(); }
  37
  38 protected:
  39         void run(void);
  40         void observe(void);
  41
  42 signals:
  43         void currentUsageChanged(const double usage);
  44
  45 private:
  46         QSemaphore m_semaphore;
  47 };