trunk/src/qsamplerOptions.cpp

// qsamplerOptions.cpp
//
/****************************************************************************
   Copyright (C) 2004-2008, rncbc aka Rui Nuno Capela. All rights reserved.
   Copyright (C) 2007, Christian Schoenebeck

   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.

   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, write to the Free Software Foundation, Inc.,
   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

*****************************************************************************/

#include "qsamplerAbout.h"
#include "qsamplerOptions.h"
#include "qsamplerMainForm.h"

#include <QTextStream>
#include <QComboBox>

#include <lscp/client.h>

#ifdef CONFIG_LIBGIG
#include <gig.h>
#endif


namespace QSampler {

//-------------------------------------------------------------------------
// QSampler::Options - Prototype settings structure.
//

// Constructor.
Options::Options (void)
        : m_settings(QSAMPLER_DOMAIN, QSAMPLER_TITLE)
{
        // Begin into general options group.
        m_settings.beginGroup("/Options");

        // Load server options...
        m_settings.beginGroup("/Server");
        sServerHost    = m_settings.value("/ServerHost", "localhost").toString();
        iServerPort    = m_settings.value("/ServerPort", 8888).toInt();
        #if defined(__APPLE__)  //  Toshi Nagata 20080105
        //  TODO: Should this be a configure option?
        iServerTimeout = m_settings.value("/ServerTimeout", 10000).toInt();
        #else
        iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
        #endif
        bServerStart   = m_settings.value("/ServerStart", true).toBool();
        #if defined(__APPLE__)  //  Toshi Nagata 20080113
        sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler.starter").toString();
        #else
        sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
        #endif
        iStartDelay    = m_settings.value("/StartDelay", 3).toInt();
        m_settings.endGroup();

        // Load logging options...
        m_settings.beginGroup("/Logging");
        bMessagesLog     = m_settings.value("/MessagesLog", false).toBool();
        sMessagesLogPath = m_settings.value("/MessagesLogPath", "qsampler.log").toString();
        m_settings.endGroup();

        // Load display options...
        m_settings.beginGroup("/Display");
        sDisplayFont     = m_settings.value("/DisplayFont").toString();
        bDisplayEffect   = m_settings.value("/DisplayEffect", true).toBool();
        bAutoRefresh     = m_settings.value("/AutoRefresh", true).toBool();
        iAutoRefreshTime = m_settings.value("/AutoRefreshTime", 1000).toInt();
        iMaxVolume       = m_settings.value("/MaxVolume", 100).toInt();
        sMessagesFont    = m_settings.value("/MessagesFont").toString();
        bMessagesLimit   = m_settings.value("/MessagesLimit", true).toBool();
        iMessagesLimitLines = m_settings.value("/MessagesLimitLines", 1000).toInt();
        bConfirmRemove   = m_settings.value("/ConfirmRemove", true).toBool();
        bKeepOnTop       = m_settings.value("/KeepOnTop", true).toBool();
        bStdoutCapture   = m_settings.value("/StdoutCapture", true).toBool();
        bCompletePath    = m_settings.value("/CompletePath", true).toBool();
        iMaxRecentFiles  = m_settings.value("/MaxRecentFiles", 5).toInt();
        iBaseFontSize    = m_settings.value("/BaseFontSize", 0).toInt();
// if libgig provides a fast way to retrieve instrument names even for large
// .gig files, then we enable this feature by default
#if HAVE_LIBGIG_SETAUTOLOAD
        bInstrumentNames = m_settings.value("/InstrumentNames", true).toBool();
#else
        bInstrumentNames = m_settings.value("/InstrumentNames", false).toBool();
#endif
        m_settings.endGroup();

        // And go into view options group.
        m_settings.beginGroup("/View");
        bMenubar     = m_settings.value("/Menubar", true).toBool();
        bToolbar     = m_settings.value("/Toolbar", true).toBool();
        bStatusbar   = m_settings.value("/Statusbar", true).toBool();
        bAutoArrange = m_settings.value("/AutoArrange", true).toBool();
        m_settings.endGroup();

        m_settings.endGroup(); // Options group.

        // Recent file list.
        recentFiles.clear();
        m_settings.beginGroup("/RecentFiles");
        for (int iFile = 0; iFile < iMaxRecentFiles; iFile++) {
                QString sFilename = m_settings.value(
                        "/File" + QString::number(iFile + 1)).toString();
                if (!sFilename.isEmpty())
                        recentFiles.append(sFilename);
        }
        m_settings.endGroup();

        // Sampler fine tuning settings.
        m_settings.beginGroup("/Tuning");
        iMaxVoices  = m_settings.value("/MaxVoices",  -1).toInt();
        iMaxStreams = m_settings.value("/MaxStreams",  -1).toInt();
        m_settings.endGroup();

        // Last but not least, get the default directories.
        m_settings.beginGroup("/Default");
        sSessionDir    = m_settings.value("/SessionDir").toString();
        sInstrumentDir = m_settings.value("/InstrumentDir").toString();
        sEngineName    = m_settings.value("/EngineName").toString();
        sAudioDriver   = m_settings.value("/AudioDriver").toString();
        sMidiDriver    = m_settings.value("/MidiDriver").toString();
        iMidiMap       = m_settings.value("/MidiMap",  0).toInt();
        iMidiBank      = m_settings.value("/MidiBank", 0).toInt();
        iMidiProg      = m_settings.value("/MidiProg", 0).toInt();
        iVolume        = m_settings.value("/Volume", 100).toInt();
        iLoadMode      = m_settings.value("/Loadmode", 0).toInt();
        m_settings.endGroup();
}


// Default Destructor.
Options::~Options (void)
{
        // Make program version available in the future.
        m_settings.beginGroup("/Program");
        m_settings.setValue("/Version", QSAMPLER_VERSION);
        m_settings.endGroup();

        // And go into general options group.
        m_settings.beginGroup("/Options");

        // Save server options.
        m_settings.beginGroup("/Server");
        m_settings.setValue("/ServerHost", sServerHost);
        m_settings.setValue("/ServerPort", iServerPort);
        m_settings.setValue("/ServerTimeout", iServerTimeout);
        m_settings.setValue("/ServerStart", bServerStart);
        m_settings.setValue("/ServerCmdLine", sServerCmdLine);
        m_settings.setValue("/StartDelay", iStartDelay);
        m_settings.endGroup();

        // Save logging options...
        m_settings.beginGroup("/Logging");
        m_settings.setValue("/MessagesLog", bMessagesLog);
        m_settings.setValue("/MessagesLogPath", sMessagesLogPath);
        m_settings.endGroup();

        // Save display options.
        m_settings.beginGroup("/Display");
        m_settings.setValue("/DisplayFont", sDisplayFont);
        m_settings.setValue("/DisplayEffect", bDisplayEffect);
        m_settings.setValue("/AutoRefresh", bAutoRefresh);
        m_settings.setValue("/AutoRefreshTime", iAutoRefreshTime);
        m_settings.setValue("/MaxVolume", iMaxVolume);
        m_settings.setValue("/MessagesFont", sMessagesFont);
        m_settings.setValue("/MessagesLimit", bMessagesLimit);
        m_settings.setValue("/MessagesLimitLines", iMessagesLimitLines);
        m_settings.setValue("/ConfirmRemove", bConfirmRemove);
        m_settings.setValue("/KeepOnTop", bKeepOnTop);
        m_settings.setValue("/StdoutCapture", bStdoutCapture);
        m_settings.setValue("/CompletePath", bCompletePath);
        m_settings.setValue("/MaxRecentFiles", iMaxRecentFiles);
        m_settings.setValue("/BaseFontSize", iBaseFontSize);
        m_settings.setValue("/InstrumentNames", bInstrumentNames);
        m_settings.endGroup();

        // View options group.
        m_settings.beginGroup("/View");
        m_settings.setValue("/Menubar", bMenubar);
        m_settings.setValue("/Toolbar", bToolbar);
        m_settings.setValue("/Statusbar", bStatusbar);
        m_settings.setValue("/AutoArrange", bAutoArrange);
        m_settings.endGroup();

        m_settings.endGroup(); // Options group.

        // Recent file list.
        int iFile = 0;
        m_settings.beginGroup("/RecentFiles");
        QStringListIterator iter(recentFiles);
        while (iter.hasNext())
                m_settings.setValue("/File" + QString::number(++iFile), iter.next());
        m_settings.endGroup();

        // Sampler fine tuning settings.
        m_settings.beginGroup("/Tuning");
        if (iMaxVoices > 0)
                m_settings.setValue("/MaxVoices", iMaxVoices);
        if (iMaxStreams >= 0)
                m_settings.setValue("/MaxStreams", iMaxStreams);
        m_settings.endGroup();

        // Default directories.
        m_settings.beginGroup("/Default");
        m_settings.setValue("/SessionDir", sSessionDir);
        m_settings.setValue("/InstrumentDir", sInstrumentDir);
        m_settings.setValue("/EngineName", sEngineName);
        m_settings.setValue("/AudioDriver", sAudioDriver);
        m_settings.setValue("/MidiDriver", sMidiDriver);
        m_settings.setValue("/MidiMap", iMidiMap);
        m_settings.setValue("/MidiBank", iMidiBank);
        m_settings.setValue("/MidiProg", iMidiProg);
        m_settings.setValue("/Volume", iVolume);
        m_settings.setValue("/Loadmode", iLoadMode);
        m_settings.endGroup();
}

//-------------------------------------------------------------------------
// Settings accessor.
//

QSettings& Options::settings (void)
{
        return m_settings;
}


//-------------------------------------------------------------------------
// Command-line argument stuff.
//

// Help about command line options.
void Options::print_usage ( const char *arg0 )
{
        QTextStream out(stderr);
        out << QObject::tr("Usage: %1 [options] [session-file]\n\n"
                QSAMPLER_TITLE " - " QSAMPLER_SUBTITLE "\n\n"
                "Options:\n\n"
                "  -s, --start\n\tStart linuxsampler server locally\n\n"
                "  -h, --hostname\n\tSpecify linuxsampler server hostname\n\n"
                "  -p, --port\n\tSpecify linuxsampler server port number\n\n"
                "  -?, --help\n\tShow help about command line options\n\n"
                "  -v, --version\n\tShow version information\n\n")
                .arg(arg0);
}


// Parse command line arguments into m_settings.
bool Options::parse_args ( int argc, char **argv )
{
        QTextStream out(stderr);
        const QString sEol = "\n\n";
        int iCmdArgs = 0;

        for (int i = 1; i < argc; i++) {

                if (iCmdArgs > 0) {
                        sSessionFile += " ";
                        sSessionFile += argv[i];
                        iCmdArgs++;
                        continue;
                }

                QString sArg = argv[i];
                QString sVal = QString::null;
                int iEqual = sArg.indexOf("=");
                if (iEqual >= 0) {
                        sVal = sArg.right(sArg.length() - iEqual - 1);
                        sArg = sArg.left(iEqual);
                }
                else if (i < argc)
                        sVal = argv[i + 1];

                if (sArg == "-s" || sArg == "--start") {
                        bServerStart = true;
                }
                else if (sArg == "-h" || sArg == "--hostname") {
                        if (sVal.isNull()) {
                                out << QObject::tr("Option -h requires an argument (hostname).") + sEol;
                                return false;
                        }
                        sServerHost = sVal;
                        if (iEqual < 0)
                                i++;
                }
                else if (sArg == "-p" || sArg == "--port") {
                        if (sVal.isNull()) {
                                out << QObject::tr("Option -p requires an argument (port).") + sEol;
                                return false;
                        }
                        iServerPort = sVal.toInt();
                        if (iEqual < 0)
                                i++;
                }
                else if (sArg == "-?" || sArg == "--help") {
                        print_usage(argv[0]);
                        return false;
                }
                else if (sArg == "-v" || sArg == "--version") {
                        out << QObject::tr("Qt: %1\n").arg(qVersion());
#ifdef CONFIG_LIBGIG
                        out << QString("%1: %2\n")
                                .arg(gig::libraryName().c_str())
                                .arg(gig::libraryVersion().c_str());
#endif
                        out << QString("%1: %2\n")
                                .arg(::lscp_client_package())
                                .arg(::lscp_client_version());
                        out << QObject::tr(QSAMPLER_TITLE ": %1\n").arg(QSAMPLER_VERSION);
                        return false;
                }
                else {
                        // If we don't have one by now,
                        // this will be the startup sesion file...
                        sSessionFile += sArg;
                        iCmdArgs++;
                }
        }

        // Alright with argument parsing.
        return true;
}


//---------------------------------------------------------------------------
// Widget geometry persistence helper methods.

void Options::loadWidgetGeometry ( QWidget *pWidget )
{
        // Try to restore old form window positioning.
        if (pWidget) {
                QPoint fpos;
                QSize  fsize;
                bool bVisible;
                m_settings.beginGroup("/Geometry/" + pWidget->objectName());
                fpos.setX(m_settings.value("/x", -1).toInt());
                fpos.setY(m_settings.value("/y", -1).toInt());
                fsize.setWidth(m_settings.value("/width", -1).toInt());
                fsize.setHeight(m_settings.value("/height", -1).toInt());
                bVisible = m_settings.value("/visible", false).toBool();
                m_settings.endGroup();
                if (fpos.x() > 0 && fpos.y() > 0)
                        pWidget->move(fpos);
                if (fsize.width() > 0 && fsize.height() > 0)
                        pWidget->resize(fsize);
                else
                        pWidget->adjustSize();
                if (bVisible)
                        pWidget->show();
                else
                        pWidget->hide();
        }
}


void Options::saveWidgetGeometry ( QWidget *pWidget )
{
        // Try to save form window position...
        // (due to X11 window managers ideossincrasies, we better
        // only save the form geometry while its up and visible)
        if (pWidget) {
                m_settings.beginGroup("/Geometry/" + pWidget->objectName());
                bool bVisible = pWidget->isVisible();
                const QPoint& fpos  = pWidget->pos();
                const QSize&  fsize = pWidget->size();
                m_settings.setValue("/x", fpos.x());
                m_settings.setValue("/y", fpos.y());
                m_settings.setValue("/width", fsize.width());
                m_settings.setValue("/height", fsize.height());
                m_settings.setValue("/visible", bVisible);
                m_settings.endGroup();
        }
}


//---------------------------------------------------------------------------
// Combo box history persistence helper implementation.

void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
{
        // Load combobox list from configuration settings file...
        m_settings.beginGroup("/History/" + pComboBox->objectName());

        if (m_settings.childKeys().count() > 0) {
                pComboBox->setUpdatesEnabled(false);
                pComboBox->setDuplicatesEnabled(false);
                pComboBox->clear();
                for (int i = 0; i < iLimit; i++) {
                        const QString& sText = m_settings.value(
                                "/Item" + QString::number(i + 1)).toString();
                        if (sText.isEmpty())
                                break;
                        pComboBox->addItem(sText);
                }
                pComboBox->setUpdatesEnabled(true);
        }

        m_settings.endGroup();
}


void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
{
        // Add current text as latest item...
        const QString& sCurrentText = pComboBox->currentText();
        int iCount = pComboBox->count();
        for (int i = 0; i < iCount; i++) {
                const QString& sText = pComboBox->itemText(i);
                if (sText == sCurrentText) {
                        pComboBox->removeItem(i);
                        iCount--;
                        break;
                }
        }
        while (iCount >= iLimit)
                pComboBox->removeItem(--iCount);
        pComboBox->insertItem(0, sCurrentText);
        iCount++;

        // Save combobox list to configuration settings file...
        m_settings.beginGroup("/History/" + pComboBox->objectName());
        for (int i = 0; i < iCount; i++) {
                const QString& sText = pComboBox->itemText(i);
                if (sText.isEmpty())
                        break;
                m_settings.setValue("/Item" + QString::number(i + 1), sText);
        }
        m_settings.endGroup();
}

int Options::getMaxVoices() {
#ifndef CONFIG_MAX_VOICES
        return -1;
#else
        if (iMaxVoices > 0) return iMaxVoices;
        return getEffectiveMaxVoices();
#endif // CONFIG_MAX_VOICES
}

int Options::getEffectiveMaxVoices() {
#ifndef CONFIG_MAX_VOICES
        return -1;
#else
        MainForm *pMainForm = MainForm::getInstance();
        if (!pMainForm || !pMainForm->client())
                return -1;

        return ::lscp_get_voices(pMainForm->client());
#endif // CONFIG_MAX_VOICES
}

void Options::setMaxVoices(int iMaxVoices) {
#ifdef CONFIG_MAX_VOICES
        if (iMaxVoices < 1) return;

        MainForm *pMainForm = MainForm::getInstance();
        if (!pMainForm || !pMainForm->client())
                return;

        lscp_status_t result =
                ::lscp_set_voices(pMainForm->client(), iMaxVoices);

        if (result != LSCP_OK) {
                pMainForm->appendMessagesClient("lscp_set_voices");
                return;
        }

        this->iMaxVoices = iMaxVoices;
#endif // CONFIG_MAX_VOICES
}

int Options::getMaxStreams() {
#ifndef CONFIG_MAX_VOICES
        return -1;
#else
        if (iMaxStreams > 0) return iMaxStreams;
        return getEffectiveMaxStreams();
#endif // CONFIG_MAX_VOICES
}

int Options::getEffectiveMaxStreams() {
#ifndef CONFIG_MAX_VOICES
        return -1;
#else
        MainForm *pMainForm = MainForm::getInstance();
        if (!pMainForm || !pMainForm->client())
                return -1;

        return ::lscp_get_streams(pMainForm->client());
#endif // CONFIG_MAX_VOICES
}

void Options::setMaxStreams(int iMaxStreams) {
#ifdef CONFIG_MAX_VOICES
        if (iMaxStreams < 0) return;

        MainForm *pMainForm = MainForm::getInstance();
        if (!pMainForm || !pMainForm->client())
                return;

        lscp_status_t result =
                ::lscp_set_streams(pMainForm->client(), iMaxStreams);

        if (result != LSCP_OK) {
                pMainForm->appendMessagesClient("lscp_set_streams");
                return;
        }

        this->iMaxStreams = iMaxStreams;
#endif // CONFIG_MAX_VOICES
}

void Options::sendFineTuningSettings() {
        setMaxVoices(iMaxVoices);
        setMaxStreams(iMaxStreams);

        MainForm *pMainForm = MainForm::getInstance();
        if (!pMainForm || !pMainForm->client())
                return;

        pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
}

} // namespace QSampler


// end of qsamplerOptions.cpp
1	// qsamplerOptions.cpp
2	//
3	/****************************************************************************
4	Copyright (C) 2004-2008, rncbc aka Rui Nuno Capela. All rights reserved.
5	Copyright (C) 2007, Christian Schoenebeck
6
7	This program is free software; you can redistribute it and/or
8	modify it under the terms of the GNU General Public License
9	as published by the Free Software Foundation; either version 2
10	of the License, or (at your option) any later version.
11
12	This program is distributed in the hope that it will be useful,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	GNU General Public License for more details.
16
17	You should have received a copy of the GNU General Public License along
18	with this program; if not, write to the Free Software Foundation, Inc.,
19	51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20
21	*****************************************************************************/
22
23	#include "qsamplerAbout.h"
24	#include "qsamplerOptions.h"
25	#include "qsamplerMainForm.h"
26
27	#include <QTextStream>
28	#include <QComboBox>
29
30	#include <lscp/client.h>
31
32	#ifdef CONFIG_LIBGIG
33	#include <gig.h>
34	#endif
35
36
37	namespace QSampler {
38
39	//-------------------------------------------------------------------------
40	// QSampler::Options - Prototype settings structure.
41	//
42
43	// Constructor.
44	Options::Options (void)
45	: m_settings(QSAMPLER_DOMAIN, QSAMPLER_TITLE)
46	{
47	// Begin into general options group.
48	m_settings.beginGroup("/Options");
49
50	// Load server options...
51	m_settings.beginGroup("/Server");
52	sServerHost = m_settings.value("/ServerHost", "localhost").toString();
53	iServerPort = m_settings.value("/ServerPort", 8888).toInt();
54	#if defined(__APPLE__) // Toshi Nagata 20080105
55	// TODO: Should this be a configure option?
56	iServerTimeout = m_settings.value("/ServerTimeout", 10000).toInt();
57	#else
58	iServerTimeout = m_settings.value("/ServerTimeout", 1000).toInt();
59	#endif
60	bServerStart = m_settings.value("/ServerStart", true).toBool();
61	#if defined(__APPLE__) // Toshi Nagata 20080113
62	sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler.starter").toString();
63	#else
64	sServerCmdLine = m_settings.value("/ServerCmdLine", "linuxsampler").toString();
65	#endif
66	iStartDelay = m_settings.value("/StartDelay", 3).toInt();
67	m_settings.endGroup();
68
69	// Load logging options...
70	m_settings.beginGroup("/Logging");
71	bMessagesLog = m_settings.value("/MessagesLog", false).toBool();
72	sMessagesLogPath = m_settings.value("/MessagesLogPath", "qsampler.log").toString();
73	m_settings.endGroup();
74
75	// Load display options...
76	m_settings.beginGroup("/Display");
77	sDisplayFont = m_settings.value("/DisplayFont").toString();
78	bDisplayEffect = m_settings.value("/DisplayEffect", true).toBool();
79	bAutoRefresh = m_settings.value("/AutoRefresh", true).toBool();
80	iAutoRefreshTime = m_settings.value("/AutoRefreshTime", 1000).toInt();
81	iMaxVolume = m_settings.value("/MaxVolume", 100).toInt();
82	sMessagesFont = m_settings.value("/MessagesFont").toString();
83	bMessagesLimit = m_settings.value("/MessagesLimit", true).toBool();
84	iMessagesLimitLines = m_settings.value("/MessagesLimitLines", 1000).toInt();
85	bConfirmRemove = m_settings.value("/ConfirmRemove", true).toBool();
86	bKeepOnTop = m_settings.value("/KeepOnTop", true).toBool();
87	bStdoutCapture = m_settings.value("/StdoutCapture", true).toBool();
88	bCompletePath = m_settings.value("/CompletePath", true).toBool();
89	iMaxRecentFiles = m_settings.value("/MaxRecentFiles", 5).toInt();
90	iBaseFontSize = m_settings.value("/BaseFontSize", 0).toInt();
91	// if libgig provides a fast way to retrieve instrument names even for large
92	// .gig files, then we enable this feature by default
93	#if HAVE_LIBGIG_SETAUTOLOAD
94	bInstrumentNames = m_settings.value("/InstrumentNames", true).toBool();
95	#else
96	bInstrumentNames = m_settings.value("/InstrumentNames", false).toBool();
97	#endif
98	m_settings.endGroup();
99
100	// And go into view options group.
101	m_settings.beginGroup("/View");
102	bMenubar = m_settings.value("/Menubar", true).toBool();
103	bToolbar = m_settings.value("/Toolbar", true).toBool();
104	bStatusbar = m_settings.value("/Statusbar", true).toBool();
105	bAutoArrange = m_settings.value("/AutoArrange", true).toBool();
106	m_settings.endGroup();
107
108	m_settings.endGroup(); // Options group.
109
110	// Recent file list.
111	recentFiles.clear();
112	m_settings.beginGroup("/RecentFiles");
113	for (int iFile = 0; iFile < iMaxRecentFiles; iFile++) {
114	QString sFilename = m_settings.value(
115	"/File" + QString::number(iFile + 1)).toString();
116	if (!sFilename.isEmpty())
117	recentFiles.append(sFilename);
118	}
119	m_settings.endGroup();
120
121	// Sampler fine tuning settings.
122	m_settings.beginGroup("/Tuning");
123	iMaxVoices = m_settings.value("/MaxVoices", -1).toInt();
124	iMaxStreams = m_settings.value("/MaxStreams", -1).toInt();
125	m_settings.endGroup();
126
127	// Last but not least, get the default directories.
128	m_settings.beginGroup("/Default");
129	sSessionDir = m_settings.value("/SessionDir").toString();
130	sInstrumentDir = m_settings.value("/InstrumentDir").toString();
131	sEngineName = m_settings.value("/EngineName").toString();
132	sAudioDriver = m_settings.value("/AudioDriver").toString();
133	sMidiDriver = m_settings.value("/MidiDriver").toString();
134	iMidiMap = m_settings.value("/MidiMap", 0).toInt();
135	iMidiBank = m_settings.value("/MidiBank", 0).toInt();
136	iMidiProg = m_settings.value("/MidiProg", 0).toInt();
137	iVolume = m_settings.value("/Volume", 100).toInt();
138	iLoadMode = m_settings.value("/Loadmode", 0).toInt();
139	m_settings.endGroup();
140	}
141
142
143	// Default Destructor.
144	Options::~Options (void)
145	{
146	// Make program version available in the future.
147	m_settings.beginGroup("/Program");
148	m_settings.setValue("/Version", QSAMPLER_VERSION);
149	m_settings.endGroup();
150
151	// And go into general options group.
152	m_settings.beginGroup("/Options");
153
154	// Save server options.
155	m_settings.beginGroup("/Server");
156	m_settings.setValue("/ServerHost", sServerHost);
157	m_settings.setValue("/ServerPort", iServerPort);
158	m_settings.setValue("/ServerTimeout", iServerTimeout);
159	m_settings.setValue("/ServerStart", bServerStart);
160	m_settings.setValue("/ServerCmdLine", sServerCmdLine);
161	m_settings.setValue("/StartDelay", iStartDelay);
162	m_settings.endGroup();
163
164	// Save logging options...
165	m_settings.beginGroup("/Logging");
166	m_settings.setValue("/MessagesLog", bMessagesLog);
167	m_settings.setValue("/MessagesLogPath", sMessagesLogPath);
168	m_settings.endGroup();
169
170	// Save display options.
171	m_settings.beginGroup("/Display");
172	m_settings.setValue("/DisplayFont", sDisplayFont);
173	m_settings.setValue("/DisplayEffect", bDisplayEffect);
174	m_settings.setValue("/AutoRefresh", bAutoRefresh);
175	m_settings.setValue("/AutoRefreshTime", iAutoRefreshTime);
176	m_settings.setValue("/MaxVolume", iMaxVolume);
177	m_settings.setValue("/MessagesFont", sMessagesFont);
178	m_settings.setValue("/MessagesLimit", bMessagesLimit);
179	m_settings.setValue("/MessagesLimitLines", iMessagesLimitLines);
180	m_settings.setValue("/ConfirmRemove", bConfirmRemove);
181	m_settings.setValue("/KeepOnTop", bKeepOnTop);
182	m_settings.setValue("/StdoutCapture", bStdoutCapture);
183	m_settings.setValue("/CompletePath", bCompletePath);
184	m_settings.setValue("/MaxRecentFiles", iMaxRecentFiles);
185	m_settings.setValue("/BaseFontSize", iBaseFontSize);
186	m_settings.setValue("/InstrumentNames", bInstrumentNames);
187	m_settings.endGroup();
188
189	// View options group.
190	m_settings.beginGroup("/View");
191	m_settings.setValue("/Menubar", bMenubar);
192	m_settings.setValue("/Toolbar", bToolbar);
193	m_settings.setValue("/Statusbar", bStatusbar);
194	m_settings.setValue("/AutoArrange", bAutoArrange);
195	m_settings.endGroup();
196
197	m_settings.endGroup(); // Options group.
198
199	// Recent file list.
200	int iFile = 0;
201	m_settings.beginGroup("/RecentFiles");
202	QStringListIterator iter(recentFiles);
203	while (iter.hasNext())
204	m_settings.setValue("/File" + QString::number(++iFile), iter.next());
205	m_settings.endGroup();
206
207	// Sampler fine tuning settings.
208	m_settings.beginGroup("/Tuning");
209	if (iMaxVoices > 0)
210	m_settings.setValue("/MaxVoices", iMaxVoices);
211	if (iMaxStreams >= 0)
212	m_settings.setValue("/MaxStreams", iMaxStreams);
213	m_settings.endGroup();
214
215	// Default directories.
216	m_settings.beginGroup("/Default");
217	m_settings.setValue("/SessionDir", sSessionDir);
218	m_settings.setValue("/InstrumentDir", sInstrumentDir);
219	m_settings.setValue("/EngineName", sEngineName);
220	m_settings.setValue("/AudioDriver", sAudioDriver);
221	m_settings.setValue("/MidiDriver", sMidiDriver);
222	m_settings.setValue("/MidiMap", iMidiMap);
223	m_settings.setValue("/MidiBank", iMidiBank);
224	m_settings.setValue("/MidiProg", iMidiProg);
225	m_settings.setValue("/Volume", iVolume);
226	m_settings.setValue("/Loadmode", iLoadMode);
227	m_settings.endGroup();
228	}
229
230	//-------------------------------------------------------------------------
231	// Settings accessor.
232	//
233
234	QSettings& Options::settings (void)
235	{
236	return m_settings;
237	}
238
239
240	//-------------------------------------------------------------------------
241	// Command-line argument stuff.
242	//
243
244	// Help about command line options.
245	void Options::print_usage ( const char *arg0 )
246	{
247	QTextStream out(stderr);
248	out << QObject::tr("Usage: %1 [options] [session-file]\n\n"
249	QSAMPLER_TITLE " - " QSAMPLER_SUBTITLE "\n\n"
250	"Options:\n\n"
251	" -s, --start\n\tStart linuxsampler server locally\n\n"
252	" -h, --hostname\n\tSpecify linuxsampler server hostname\n\n"
253	" -p, --port\n\tSpecify linuxsampler server port number\n\n"
254	" -?, --help\n\tShow help about command line options\n\n"
255	" -v, --version\n\tShow version information\n\n")
256	.arg(arg0);
257	}
258
259
260	// Parse command line arguments into m_settings.
261	bool Options::parse_args ( int argc, char **argv )
262	{
263	QTextStream out(stderr);
264	const QString sEol = "\n\n";
265	int iCmdArgs = 0;
266
267	for (int i = 1; i < argc; i++) {
268
269	if (iCmdArgs > 0) {
270	sSessionFile += " ";
271	sSessionFile += argv[i];
272	iCmdArgs++;
273	continue;
274	}
275
276	QString sArg = argv[i];
277	QString sVal = QString::null;
278	int iEqual = sArg.indexOf("=");
279	if (iEqual >= 0) {
280	sVal = sArg.right(sArg.length() - iEqual - 1);
281	sArg = sArg.left(iEqual);
282	}
283	else if (i < argc)
284	sVal = argv[i + 1];
285
286	if (sArg == "-s" \|\| sArg == "--start") {
287	bServerStart = true;
288	}
289	else if (sArg == "-h" \|\| sArg == "--hostname") {
290	if (sVal.isNull()) {
291	out << QObject::tr("Option -h requires an argument (hostname).") + sEol;
292	return false;
293	}
294	sServerHost = sVal;
295	if (iEqual < 0)
296	i++;
297	}
298	else if (sArg == "-p" \|\| sArg == "--port") {
299	if (sVal.isNull()) {
300	out << QObject::tr("Option -p requires an argument (port).") + sEol;
301	return false;
302	}
303	iServerPort = sVal.toInt();
304	if (iEqual < 0)
305	i++;
306	}
307	else if (sArg == "-?" \|\| sArg == "--help") {
308	print_usage(argv[0]);
309	return false;
310	}
311	else if (sArg == "-v" \|\| sArg == "--version") {
312	out << QObject::tr("Qt: %1\n").arg(qVersion());
313	#ifdef CONFIG_LIBGIG
314	out << QString("%1: %2\n")
315	.arg(gig::libraryName().c_str())
316	.arg(gig::libraryVersion().c_str());
317	#endif
318	out << QString("%1: %2\n")
319	.arg(::lscp_client_package())
320	.arg(::lscp_client_version());
321	out << QObject::tr(QSAMPLER_TITLE ": %1\n").arg(QSAMPLER_VERSION);
322	return false;
323	}
324	else {
325	// If we don't have one by now,
326	// this will be the startup sesion file...
327	sSessionFile += sArg;
328	iCmdArgs++;
329	}
330	}
331
332	// Alright with argument parsing.
333	return true;
334	}
335
336
337	//---------------------------------------------------------------------------
338	// Widget geometry persistence helper methods.
339
340	void Options::loadWidgetGeometry ( QWidget *pWidget )
341	{
342	// Try to restore old form window positioning.
343	if (pWidget) {
344	QPoint fpos;
345	QSize fsize;
346	bool bVisible;
347	m_settings.beginGroup("/Geometry/" + pWidget->objectName());
348	fpos.setX(m_settings.value("/x", -1).toInt());
349	fpos.setY(m_settings.value("/y", -1).toInt());
350	fsize.setWidth(m_settings.value("/width", -1).toInt());
351	fsize.setHeight(m_settings.value("/height", -1).toInt());
352	bVisible = m_settings.value("/visible", false).toBool();
353	m_settings.endGroup();
354	if (fpos.x() > 0 && fpos.y() > 0)
355	pWidget->move(fpos);
356	if (fsize.width() > 0 && fsize.height() > 0)
357	pWidget->resize(fsize);
358	else
359	pWidget->adjustSize();
360	if (bVisible)
361	pWidget->show();
362	else
363	pWidget->hide();
364	}
365	}
366
367
368	void Options::saveWidgetGeometry ( QWidget *pWidget )
369	{
370	// Try to save form window position...
371	// (due to X11 window managers ideossincrasies, we better
372	// only save the form geometry while its up and visible)
373	if (pWidget) {
374	m_settings.beginGroup("/Geometry/" + pWidget->objectName());
375	bool bVisible = pWidget->isVisible();
376	const QPoint& fpos = pWidget->pos();
377	const QSize& fsize = pWidget->size();
378	m_settings.setValue("/x", fpos.x());
379	m_settings.setValue("/y", fpos.y());
380	m_settings.setValue("/width", fsize.width());
381	m_settings.setValue("/height", fsize.height());
382	m_settings.setValue("/visible", bVisible);
383	m_settings.endGroup();
384	}
385	}
386
387
388	//---------------------------------------------------------------------------
389	// Combo box history persistence helper implementation.
390
391	void Options::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
392	{
393	// Load combobox list from configuration settings file...
394	m_settings.beginGroup("/History/" + pComboBox->objectName());
395
396	if (m_settings.childKeys().count() > 0) {
397	pComboBox->setUpdatesEnabled(false);
398	pComboBox->setDuplicatesEnabled(false);
399	pComboBox->clear();
400	for (int i = 0; i < iLimit; i++) {
401	const QString& sText = m_settings.value(
402	"/Item" + QString::number(i + 1)).toString();
403	if (sText.isEmpty())
404	break;
405	pComboBox->addItem(sText);
406	}
407	pComboBox->setUpdatesEnabled(true);
408	}
409
410	m_settings.endGroup();
411	}
412
413
414	void Options::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
415	{
416	// Add current text as latest item...
417	const QString& sCurrentText = pComboBox->currentText();
418	int iCount = pComboBox->count();
419	for (int i = 0; i < iCount; i++) {
420	const QString& sText = pComboBox->itemText(i);
421	if (sText == sCurrentText) {
422	pComboBox->removeItem(i);
423	iCount--;
424	break;
425	}
426	}
427	while (iCount >= iLimit)
428	pComboBox->removeItem(--iCount);
429	pComboBox->insertItem(0, sCurrentText);
430	iCount++;
431
432	// Save combobox list to configuration settings file...
433	m_settings.beginGroup("/History/" + pComboBox->objectName());
434	for (int i = 0; i < iCount; i++) {
435	const QString& sText = pComboBox->itemText(i);
436	if (sText.isEmpty())
437	break;
438	m_settings.setValue("/Item" + QString::number(i + 1), sText);
439	}
440	m_settings.endGroup();
441	}
442
443	int Options::getMaxVoices() {
444	#ifndef CONFIG_MAX_VOICES
445	return -1;
446	#else
447	if (iMaxVoices > 0) return iMaxVoices;
448	return getEffectiveMaxVoices();
449	#endif // CONFIG_MAX_VOICES
450	}
451
452	int Options::getEffectiveMaxVoices() {
453	#ifndef CONFIG_MAX_VOICES
454	return -1;
455	#else
456	MainForm *pMainForm = MainForm::getInstance();
457	if (!pMainForm \|\| !pMainForm->client())
458	return -1;
459
460	return ::lscp_get_voices(pMainForm->client());
461	#endif // CONFIG_MAX_VOICES
462	}
463
464	void Options::setMaxVoices(int iMaxVoices) {
465	#ifdef CONFIG_MAX_VOICES
466	if (iMaxVoices < 1) return;
467
468	MainForm *pMainForm = MainForm::getInstance();
469	if (!pMainForm \|\| !pMainForm->client())
470	return;
471
472	lscp_status_t result =
473	::lscp_set_voices(pMainForm->client(), iMaxVoices);
474
475	if (result != LSCP_OK) {
476	pMainForm->appendMessagesClient("lscp_set_voices");
477	return;
478	}
479
480	this->iMaxVoices = iMaxVoices;
481	#endif // CONFIG_MAX_VOICES
482	}
483
484	int Options::getMaxStreams() {
485	#ifndef CONFIG_MAX_VOICES
486	return -1;
487	#else
488	if (iMaxStreams > 0) return iMaxStreams;
489	return getEffectiveMaxStreams();
490	#endif // CONFIG_MAX_VOICES
491	}
492
493	int Options::getEffectiveMaxStreams() {
494	#ifndef CONFIG_MAX_VOICES
495	return -1;
496	#else
497	MainForm *pMainForm = MainForm::getInstance();
498	if (!pMainForm \|\| !pMainForm->client())
499	return -1;
500
501	return ::lscp_get_streams(pMainForm->client());
502	#endif // CONFIG_MAX_VOICES
503	}
504
505	void Options::setMaxStreams(int iMaxStreams) {
506	#ifdef CONFIG_MAX_VOICES
507	if (iMaxStreams < 0) return;
508
509	MainForm *pMainForm = MainForm::getInstance();
510	if (!pMainForm \|\| !pMainForm->client())
511	return;
512
513	lscp_status_t result =
514	::lscp_set_streams(pMainForm->client(), iMaxStreams);
515
516	if (result != LSCP_OK) {
517	pMainForm->appendMessagesClient("lscp_set_streams");
518	return;
519	}
520
521	this->iMaxStreams = iMaxStreams;
522	#endif // CONFIG_MAX_VOICES
523	}
524
525	void Options::sendFineTuningSettings() {
526	setMaxVoices(iMaxVoices);
527	setMaxStreams(iMaxStreams);
528
529	MainForm *pMainForm = MainForm::getInstance();
530	if (!pMainForm \|\| !pMainForm->client())
531	return;
532
533	pMainForm->appendMessages(QObject::tr("Sent fine tuning settings."));
534	}
535
536	} // namespace QSampler
537
538
539	// end of qsamplerOptions.cpp