src/lib/implementations/ANCommandHandler.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited.  All rights reserved.
   5  * libCEC(R) is an original work, containing original code.
   6  *
   7  * libCEC(R) is a trademark of Pulse-Eight Limited.
   8  *
   9  * This program is dual-licensed; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22  *
  23  *
  24  * Alternatively, you can license this library under a commercial license,
  25  * please contact Pulse-Eight Licensing for more information.
  26  *
  27  * For more information contact:
  28  * Pulse-Eight Licensing       <license@pulse-eight.com>
  29  *     http://www.pulse-eight.com/
  30  *     http://www.pulse-eight.net/
  31  */
  32
  33 #include "ANCommandHandler.h"
  34 #include "../devices/CECBusDevice.h"
  35 #include "../CECProcessor.h"
  36 #include "../util/StdString.h"
  37
  38 using namespace CEC;
  39
  40 CANCommandHandler::CANCommandHandler(CCECBusDevice *busDevice) :
  41     CCECCommandHandler(busDevice)
  42 {
  43 }
  44
  45 bool CANCommandHandler::HandleVendorRemoteButtonDown(const cec_command &command)
  46 {
  47   if (command.parameters.size > 0)
  48   {
  49     m_busDevice->GetProcessor()->AddKey();
  50
  51     uint8_t iButton = 0;
  52     switch (command.parameters[0])
  53     {
  54     case CEC_AN_USER_CONTROL_CODE_RETURN:
  55       iButton = CEC_USER_CONTROL_CODE_PREVIOUS_CHANNEL;
  56       break;
  57     default:
  58       break;
  59     }
  60
  61     if (iButton > 0 && iButton <= CEC_USER_CONTROL_CODE_MAX)
  62     {
  63       CStdString strLog;
  64       strLog.Format("key pressed: %1x", iButton);
  65       m_busDevice->AddLog(CEC_LOG_DEBUG, strLog);
  66
  67       m_busDevice->GetProcessor()->SetCurrentButton((cec_user_control_code) command.parameters[0]);
  68
  69       // these ones don't send key release events
  70       m_busDevice->GetProcessor()->AddKey();
  71     }
  72   }
  73
  74   return true;
  75 }
  76
  77 bool CANCommandHandler::HandleCommand(const cec_command &command)
  78 {
  79   bool bHandled(false);
  80   if (command.destination == m_busDevice->GetMyLogicalAddress())
  81   {
  82     switch(command.opcode)
  83     {
  84     case CEC_OPCODE_VENDOR_REMOTE_BUTTON_DOWN:
  85       bHandled = true;
  86       HandleVendorRemoteButtonDown(command);
  87       break;
  88     case CEC_OPCODE_VENDOR_REMOTE_BUTTON_UP:
  89       bHandled = true;
  90       HandleUserControlRelease(command);
  91       break;
  92     default:
  93       break;
  94     }
  95   }
  96
  97   if (!bHandled)
  98     bHandled = CCECCommandHandler::HandleCommand(command);
  99
 100   return bHandled;
 101 }