diff options
Diffstat (limited to 'src/gui/application/LircClient.cpp')
-rw-r--r-- | src/gui/application/LircClient.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/gui/application/LircClient.cpp b/src/gui/application/LircClient.cpp new file mode 100644 index 0000000..ae731d7 --- /dev/null +++ b/src/gui/application/LircClient.cpp @@ -0,0 +1,100 @@ +/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ + +/* + Rosegarden + A MIDI and audio sequencer and musical notation editor. + + This program is Copyright 2000-2008 + Guillaume Laurent <[email protected]>, + Chris Cannam <[email protected]>, + Richard Bown <[email protected]> + + This file is Copyright 2005 + Toni Arnold <[email protected]> + + The moral rights of Guillaume Laurent, Chris Cannam, and Richard + Bown to claim authorship of this work have been asserted. + + Other copyrights also apply to some parts of this work. Please + see the AUTHORS file and individual file headers for details. + + 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 2 of the + License, or (at your option) any later version. See the file + COPYING included with this distribution for more information. +*/ + + +#include "LircClient.h" + +#ifdef HAVE_LIRC + +#include "misc/Debug.h" +#include "base/Exception.h" +#include <qobject.h> +#include <qsocketnotifier.h> +#include <fcntl.h> +#include <cstdlib> + +namespace Rosegarden +{ + +LircClient::LircClient(void) + : QObject() +{ + int socketFlags; + + // socket setup with nonblock + m_socket = lirc_init("rosegarden", 1); + if (m_socket == -1) { + throw Exception("Failed to connect to LIRC"); + } + + if (lirc_readconfig(NULL, &m_config, NULL) == -1) { + throw Exception("Failed reading LIRC config file"); + } + + fcntl(m_socket, F_GETOWN, getpid()); + socketFlags = fcntl(m_socket, F_GETFL, 0); + if (socketFlags != -1) { + fcntl(socketFlags, F_SETFL, socketFlags | O_NONBLOCK); + } + + m_socketNotifier = new QSocketNotifier(m_socket, QSocketNotifier::Read, 0); + connect(m_socketNotifier, SIGNAL(activated(int)), this, SLOT(readButton()) ); + + RG_DEBUG << "LircClient::LircClient: connected to socket: " << m_socket << endl; +} + +LircClient::~LircClient() +{ + lirc_freeconfig(m_config); + delete m_socketNotifier; + lirc_deinit(); + + RG_DEBUG << "LircClient::~LircClient: cleaned up" << endl; +} + +void LircClient::readButton() +{ + char *code; + int ret; + + RG_DEBUG << "LircClient::readButton" << endl; + + if (lirc_nextcode(&code) == 0 && code != NULL) { // no error && a string is available + // handle any command attached to that button + while ( (ret = lirc_code2char(m_config, code, &m_command)) == 0 && m_command != NULL ) + { + emit buttonPressed(m_command); + } + free(code); + } +} + +} + +#include "LircClient.moc" + +#endif |