trunk/src/qsamplerOptions.cpp

// qsamplerOptions.cpp
//
/****************************************************************************
   Copyright (C) 2003-2004, rncbc aka Rui Nuno Capela. All rights reserved.

   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

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

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

#include <qcombobox.h>

#include <lscp/client.h>

#include "config.h"


//-------------------------------------------------------------------------
// qsamplerOptions - Prototype settings structure.
//

// Constructor.
qsamplerOptions::qsamplerOptions (void)
{
    // Begin master key group.
    m_settings.beginGroup("/qsampler");

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

    // Load server options...
    m_settings.beginGroup("/Server");
    sServerHost    = m_settings.readEntry("/ServerHost", "localhost");
    iServerPort    = m_settings.readNumEntry("/ServerPort", 8888);
    iServerTimeout = m_settings.readNumEntry("/ServerTimeout", 500);
    bServerStart   = m_settings.readBoolEntry("/ServerStart", true);
    sServerCmdLine = m_settings.readEntry("/ServerCmdLine", "linuxsampler");
    iStartDelay    = m_settings.readNumEntry("/StartDelay", 2);
    m_settings.endGroup();

    // Load display options...
    m_settings.beginGroup("/Display");
    sDisplayFont     = m_settings.readEntry("/DisplayFont", QString::null);
    bDisplayEffect   = m_settings.readBoolEntry("/DisplayEffect", true);
    bAutoRefresh     = m_settings.readBoolEntry("/AutoRefresh", true);
    iAutoRefreshTime = m_settings.readNumEntry("/AutoRefreshTime", 1000);
    iMaxVolume       = m_settings.readNumEntry("/MaxVolume", 100);
    sMessagesFont    = m_settings.readEntry("/MessagesFont", QString::null);
    bMessagesLimit   = m_settings.readBoolEntry("/MessagesLimit", true);
    iMessagesLimitLines = m_settings.readNumEntry("/MessagesLimitLines", 1000);
    bConfirmRemove   = m_settings.readBoolEntry("/ConfirmRemove", true);
    bStdoutCapture   = m_settings.readBoolEntry("/StdoutCapture", true);
    bCompletePath    = m_settings.readBoolEntry("/CompletePath", true);
    iMaxRecentFiles  = m_settings.readNumEntry("/MaxRecentFiles", 5);
    m_settings.endGroup();

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

    m_settings.endGroup(); // Options group.

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

    // Last but not least, get the default directories.
    m_settings.beginGroup("/Default");
    sSessionDir    = m_settings.readEntry("/SessionDir", QString::null);
    sInstrumentDir = m_settings.readEntry("/InstrumentDir", QString::null);
    sEngineName    = m_settings.readEntry("/EngineName", QString::null);
    sAudioDriver   = m_settings.readEntry("/AudioDriver", QString::null);
    sMidiDriver    = m_settings.readEntry("/MidiDriver", QString::null);
    m_settings.endGroup();
}


// Default Destructor.
qsamplerOptions::~qsamplerOptions (void)
{
    // Make program version available in the future.
    m_settings.beginGroup("/Program");
    m_settings.writeEntry("/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.writeEntry("/ServerHost", sServerHost);
    m_settings.writeEntry("/ServerPort", iServerPort);
    m_settings.writeEntry("/ServerTimeout", iServerTimeout);
    m_settings.writeEntry("/ServerStart", bServerStart);
    m_settings.writeEntry("/ServerCmdLine", sServerCmdLine);
    m_settings.writeEntry("/StartDelay", iStartDelay);
    m_settings.endGroup();

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

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

    m_settings.endGroup(); // Options group.

    // Recent file list.
    m_settings.beginGroup("/RecentFiles");
    for (int i = 0; i < (int) recentFiles.count(); i++)
        m_settings.writeEntry("/File" + QString::number(i + 1), recentFiles[i]);
    m_settings.endGroup();

    // Default directories.
    m_settings.beginGroup("/Default");
    m_settings.writeEntry("/SessionDir", sSessionDir);
    m_settings.writeEntry("/InstrumentDir", sInstrumentDir);
    m_settings.writeEntry("/EngineName", sEngineName);
    m_settings.writeEntry("/AudioDriver", sAudioDriver);
    m_settings.writeEntry("/MidiDriver", sMidiDriver);
    m_settings.endGroup();

    m_settings.endGroup();
}

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

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


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

// Help about command line options.
void qsamplerOptions::print_usage ( const char *arg0 )
{
    const QString sEot = "\n\t";
    const QString sEol = "\n\n";

    fprintf(stderr, QObject::tr("Usage") + ": %s [" + QObject::tr("options") + "] [" +
        QObject::tr("session-file") + "]" + sEol, arg0);
    fprintf(stderr, QSAMPLER_TITLE " - " + QObject::tr(QSAMPLER_SUBTITLE) + sEol);
    fprintf(stderr, QObject::tr("Options") + ":" + sEol);
    fprintf(stderr, "  -s, --start" + sEot +
        QObject::tr("Start linuxsampler server locally") + sEol);
    fprintf(stderr, "  -h, --hostname" + sEot +
        QObject::tr("Specify linuxsampler server hostname") + sEol);
    fprintf(stderr, "  -p, --port" + sEot +
        QObject::tr("Specify linuxsampler server port number") + sEol);
    fprintf(stderr, "  -?, --help" + sEot +
        QObject::tr("Show help about command line options") + sEol);
    fprintf(stderr, "  -v, --version" + sEot +
        QObject::tr("Show version information") + sEol);
}


// Parse command line arguments into m_settings.
bool qsamplerOptions::parse_args ( int argc, char **argv )
{
    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.find("=");
        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()) {
                fprintf(stderr, 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()) {
                fprintf(stderr, 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") {
            fprintf(stderr, "Qt: %s\n", qVersion());
            fprintf(stderr, "liblscp: %s\n", ::lscp_client_version());
            fprintf(stderr, "qsampler: %s\n", 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 qsamplerOptions::loadWidgetGeometry ( QWidget *pWidget )
{
    // Try to restore old form window positioning.
    if (pWidget) {
        QPoint fpos;
        QSize  fsize;
        bool bVisible;
        m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
        fpos.setX(m_settings.readNumEntry("/x", -1));
        fpos.setY(m_settings.readNumEntry("/y", -1));
        fsize.setWidth(m_settings.readNumEntry("/width", -1));
        fsize.setHeight(m_settings.readNumEntry("/height", -1));
        bVisible = m_settings.readBoolEntry("/visible", false);
        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 qsamplerOptions::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/" + QString(pWidget->name()));
        bool bVisible = pWidget->isVisible();
        if (bVisible) {
            QPoint fpos  = pWidget->pos();
            QSize  fsize = pWidget->size();
            m_settings.writeEntry("/x", fpos.x());
            m_settings.writeEntry("/y", fpos.y());
            m_settings.writeEntry("/width", fsize.width());
            m_settings.writeEntry("/height", fsize.height());
        }
        m_settings.writeEntry("/visible", bVisible);
        m_settings.endGroup();
    }
}


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

void qsamplerOptions::add2ComboBoxHistory ( QComboBox *pComboBox, const QString& sNewText, int iLimit, int iIndex )
{
    int iCount = pComboBox->count();
    for (int i = 0; i < iCount; i++) {
        QString sText = pComboBox->text(i);
        if (sText == sNewText) {
            pComboBox->removeItem(i);
            iCount--;
            break;
        }
    }
    while (iCount >= iLimit)
        pComboBox->removeItem(--iCount);
    pComboBox->insertItem(sNewText, iIndex);
}


void qsamplerOptions::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
{
    pComboBox->setUpdatesEnabled(false);
    pComboBox->setDuplicatesEnabled(false);

    m_settings.beginGroup("/History/" + QString(pComboBox->name()));
    for (int i = 0; i < iLimit; i++) {
        QString sText = m_settings.readEntry("/Item" + QString::number(i + 1), QString::null);
        if (sText.isEmpty())
            break;
        add2ComboBoxHistory(pComboBox, sText, iLimit);
    }
    m_settings.endGroup();

    pComboBox->setUpdatesEnabled(true);
}


void qsamplerOptions::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
{
    add2ComboBoxHistory(pComboBox, pComboBox->currentText(), iLimit, 0);

    m_settings.beginGroup("/History/" + QString(pComboBox->name()));
    for (int i = 0; i < iLimit && i < pComboBox->count(); i++) {
        QString sText = pComboBox->text(i);
        if (sText.isEmpty())
            break;
        m_settings.writeEntry("/Item" + QString::number(i + 1), sText);
    }
    m_settings.endGroup();
}


// end of qsamplerOptions.cpp
1	capela	106	// qsamplerOptions.cpp
2			//
3			/****************************************************************************
4			Copyright (C) 2003-2004, rncbc aka Rui Nuno Capela. All rights reserved.
5
6			This program is free software; you can redistribute it and/or
7			modify it under the terms of the GNU General Public License
8			as published by the Free Software Foundation; either version 2
9			of the License, or (at your option) any later version.
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
17			along with this program; if not, write to the Free Software
18			Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19
20			*****************************************************************************/
21
22			#include "qsamplerOptions.h"
23			#include "qsamplerAbout.h"
24
25			#include <qcombobox.h>
26
27	capela	264	#include <lscp/client.h>
28	capela	106
29			#include "config.h"
30
31
32			//-------------------------------------------------------------------------
33			// qsamplerOptions - Prototype settings structure.
34			//
35
36			// Constructor.
37			qsamplerOptions::qsamplerOptions (void)
38			{
39			// Begin master key group.
40			m_settings.beginGroup("/qsampler");
41
42			// And go into general options group.
43			m_settings.beginGroup("/Options");
44
45			// Load server options...
46			m_settings.beginGroup("/Server");
47			sServerHost = m_settings.readEntry("/ServerHost", "localhost");
48			iServerPort = m_settings.readNumEntry("/ServerPort", 8888);
49			iServerTimeout = m_settings.readNumEntry("/ServerTimeout", 500);
50			bServerStart = m_settings.readBoolEntry("/ServerStart", true);
51			sServerCmdLine = m_settings.readEntry("/ServerCmdLine", "linuxsampler");
52			iStartDelay = m_settings.readNumEntry("/StartDelay", 2);
53			m_settings.endGroup();
54
55			// Load display options...
56			m_settings.beginGroup("/Display");
57			sDisplayFont = m_settings.readEntry("/DisplayFont", QString::null);
58	capela	267	bDisplayEffect = m_settings.readBoolEntry("/DisplayEffect", true);
59	capela	106	bAutoRefresh = m_settings.readBoolEntry("/AutoRefresh", true);
60			iAutoRefreshTime = m_settings.readNumEntry("/AutoRefreshTime", 1000);
61	capela	119	iMaxVolume = m_settings.readNumEntry("/MaxVolume", 100);
62	capela	106	sMessagesFont = m_settings.readEntry("/MessagesFont", QString::null);
63			bMessagesLimit = m_settings.readBoolEntry("/MessagesLimit", true);
64			iMessagesLimitLines = m_settings.readNumEntry("/MessagesLimitLines", 1000);
65			bConfirmRemove = m_settings.readBoolEntry("/ConfirmRemove", true);
66			bStdoutCapture = m_settings.readBoolEntry("/StdoutCapture", true);
67			bCompletePath = m_settings.readBoolEntry("/CompletePath", true);
68			iMaxRecentFiles = m_settings.readNumEntry("/MaxRecentFiles", 5);
69			m_settings.endGroup();
70
71			// And go into view options group.
72			m_settings.beginGroup("/View");
73			bMenubar = m_settings.readBoolEntry("/Menubar", true);
74			bToolbar = m_settings.readBoolEntry("/Toolbar", true);
75			bStatusbar = m_settings.readBoolEntry("/Statusbar", true);
76			bAutoArrange = m_settings.readBoolEntry("/AutoArrange", true);
77			m_settings.endGroup();
78
79			m_settings.endGroup(); // Options group.
80
81			// Recent file list.
82			m_settings.beginGroup("/RecentFiles");
83			recentFiles.clear();
84			for (int i = 0; i < iMaxRecentFiles; i++) {
85			QString sFilename = m_settings.readEntry("/File" + QString::number(i + 1), QString::null);
86			if (!sFilename.isEmpty())
87			recentFiles.append(sFilename);
88			}
89			m_settings.endGroup();
90
91			// Last but not least, get the default directories.
92			m_settings.beginGroup("/Default");
93			sSessionDir = m_settings.readEntry("/SessionDir", QString::null);
94			sInstrumentDir = m_settings.readEntry("/InstrumentDir", QString::null);
95	capela	176	sEngineName = m_settings.readEntry("/EngineName", QString::null);
96			sAudioDriver = m_settings.readEntry("/AudioDriver", QString::null);
97			sMidiDriver = m_settings.readEntry("/MidiDriver", QString::null);
98	capela	106	m_settings.endGroup();
99			}
100
101
102			// Default Destructor.
103			qsamplerOptions::~qsamplerOptions (void)
104			{
105			// Make program version available in the future.
106			m_settings.beginGroup("/Program");
107			m_settings.writeEntry("/Version", QSAMPLER_VERSION);
108			m_settings.endGroup();
109
110			// And go into general options group.
111			m_settings.beginGroup("/Options");
112
113			// Save server options.
114			m_settings.beginGroup("/Server");
115			m_settings.writeEntry("/ServerHost", sServerHost);
116			m_settings.writeEntry("/ServerPort", iServerPort);
117			m_settings.writeEntry("/ServerTimeout", iServerTimeout);
118			m_settings.writeEntry("/ServerStart", bServerStart);
119			m_settings.writeEntry("/ServerCmdLine", sServerCmdLine);
120			m_settings.writeEntry("/StartDelay", iStartDelay);
121			m_settings.endGroup();
122
123			// Save display options.
124			m_settings.beginGroup("/Display");
125			m_settings.writeEntry("/DisplayFont", sDisplayFont);
126	capela	267	m_settings.writeEntry("/DisplayEffect", bDisplayEffect);
127	capela	106	m_settings.writeEntry("/AutoRefresh", bAutoRefresh);
128			m_settings.writeEntry("/AutoRefreshTime", iAutoRefreshTime);
129	capela	119	m_settings.writeEntry("/MaxVolume", iMaxVolume);
130	capela	106	m_settings.writeEntry("/MessagesFont", sMessagesFont);
131			m_settings.writeEntry("/MessagesLimit", bMessagesLimit);
132			m_settings.writeEntry("/MessagesLimitLines", iMessagesLimitLines);
133			m_settings.writeEntry("/ConfirmRemove", bConfirmRemove);
134			m_settings.writeEntry("/StdoutCapture", bStdoutCapture);
135			m_settings.writeEntry("/CompletePath", bCompletePath);
136			m_settings.writeEntry("/MaxRecentFiles", iMaxRecentFiles);
137			m_settings.endGroup();
138
139			// View options group.
140			m_settings.beginGroup("/View");
141			m_settings.writeEntry("/Menubar", bMenubar);
142			m_settings.writeEntry("/Toolbar", bToolbar);
143			m_settings.writeEntry("/Statusbar", bStatusbar);
144			m_settings.writeEntry("/AutoArrange", bAutoArrange);
145			m_settings.endGroup();
146
147			m_settings.endGroup(); // Options group.
148
149			// Recent file list.
150			m_settings.beginGroup("/RecentFiles");
151			for (int i = 0; i < (int) recentFiles.count(); i++)
152			m_settings.writeEntry("/File" + QString::number(i + 1), recentFiles[i]);
153			m_settings.endGroup();
154
155			// Default directories.
156			m_settings.beginGroup("/Default");
157			m_settings.writeEntry("/SessionDir", sSessionDir);
158			m_settings.writeEntry("/InstrumentDir", sInstrumentDir);
159	capela	176	m_settings.writeEntry("/EngineName", sEngineName);
160			m_settings.writeEntry("/AudioDriver", sAudioDriver);
161			m_settings.writeEntry("/MidiDriver", sMidiDriver);
162	capela	106	m_settings.endGroup();
163
164			m_settings.endGroup();
165			}
166
167			//-------------------------------------------------------------------------
168			// Settings accessor.
169			//
170
171			QSettings& qsamplerOptions::settings (void)
172			{
173			return m_settings;
174			}
175
176
177			//-------------------------------------------------------------------------
178			// Command-line argument stuff.
179			//
180
181			// Help about command line options.
182			void qsamplerOptions::print_usage ( const char *arg0 )
183			{
184			const QString sEot = "\n\t";
185			const QString sEol = "\n\n";
186
187			fprintf(stderr, QObject::tr("Usage") + ": %s [" + QObject::tr("options") + "] [" +
188			QObject::tr("session-file") + "]" + sEol, arg0);
189			fprintf(stderr, QSAMPLER_TITLE " - " + QObject::tr(QSAMPLER_SUBTITLE) + sEol);
190			fprintf(stderr, QObject::tr("Options") + ":" + sEol);
191			fprintf(stderr, " -s, --start" + sEot +
192			QObject::tr("Start linuxsampler server locally") + sEol);
193			fprintf(stderr, " -h, --hostname" + sEot +
194			QObject::tr("Specify linuxsampler server hostname") + sEol);
195			fprintf(stderr, " -p, --port" + sEot +
196			QObject::tr("Specify linuxsampler server port number") + sEol);
197			fprintf(stderr, " -?, --help" + sEot +
198			QObject::tr("Show help about command line options") + sEol);
199			fprintf(stderr, " -v, --version" + sEot +
200			QObject::tr("Show version information") + sEol);
201			}
202
203
204			// Parse command line arguments into m_settings.
205			bool qsamplerOptions::parse_args ( int argc, char **argv )
206			{
207			const QString sEol = "\n\n";
208			int iCmdArgs = 0;
209
210			for (int i = 1; i < argc; i++) {
211
212			if (iCmdArgs > 0) {
213			sSessionFile += " ";
214			sSessionFile += argv[i];
215			iCmdArgs++;
216			continue;
217			}
218
219			QString sArg = argv[i];
220			QString sVal = QString::null;
221			int iEqual = sArg.find("=");
222			if (iEqual >= 0) {
223			sVal = sArg.right(sArg.length() - iEqual - 1);
224			sArg = sArg.left(iEqual);
225			}
226			else if (i < argc)
227			sVal = argv[i + 1];
228
229			if (sArg == "-s" \|\| sArg == "--start") {
230			bServerStart = true;
231			}
232			else if (sArg == "-h" \|\| sArg == "--hostname") {
233			if (sVal.isNull()) {
234			fprintf(stderr, QObject::tr("Option -h requires an argument (hostname).") + sEol);
235			return false;
236			}
237			sServerHost = sVal;
238			if (iEqual < 0)
239			i++;
240			}
241			else if (sArg == "-p" \|\| sArg == "--port") {
242			if (sVal.isNull()) {
243			fprintf(stderr, QObject::tr("Option -p requires an argument (port).") + sEol);
244			return false;
245			}
246			iServerPort = sVal.toInt();
247			if (iEqual < 0)
248			i++;
249			}
250			else if (sArg == "-?" \|\| sArg == "--help") {
251			print_usage(argv[0]);
252			return false;
253			}
254			else if (sArg == "-v" \|\| sArg == "--version") {
255			fprintf(stderr, "Qt: %s\n", qVersion());
256			fprintf(stderr, "liblscp: %s\n", ::lscp_client_version());
257			fprintf(stderr, "qsampler: %s\n", QSAMPLER_VERSION);
258			return false;
259			}
260			else {
261			// If we don't have one by now,
262			// this will be the startup sesion file...
263			sSessionFile += sArg;
264			iCmdArgs++;
265			}
266			}
267
268			// Alright with argument parsing.
269			return true;
270			}
271
272
273			//---------------------------------------------------------------------------
274			// Widget geometry persistence helper methods.
275
276			void qsamplerOptions::loadWidgetGeometry ( QWidget *pWidget )
277			{
278			// Try to restore old form window positioning.
279			if (pWidget) {
280			QPoint fpos;
281			QSize fsize;
282			bool bVisible;
283			m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
284			fpos.setX(m_settings.readNumEntry("/x", -1));
285			fpos.setY(m_settings.readNumEntry("/y", -1));
286			fsize.setWidth(m_settings.readNumEntry("/width", -1));
287			fsize.setHeight(m_settings.readNumEntry("/height", -1));
288			bVisible = m_settings.readBoolEntry("/visible", false);
289			m_settings.endGroup();
290			if (fpos.x() > 0 && fpos.y() > 0)
291			pWidget->move(fpos);
292			if (fsize.width() > 0 && fsize.height() > 0)
293			pWidget->resize(fsize);
294			else
295			pWidget->adjustSize();
296			if (bVisible)
297			pWidget->show();
298			else
299			pWidget->hide();
300			}
301			}
302
303
304			void qsamplerOptions::saveWidgetGeometry ( QWidget *pWidget )
305			{
306			// Try to save form window position...
307			// (due to X11 window managers ideossincrasies, we better
308			// only save the form geometry while its up and visible)
309			if (pWidget) {
310			m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
311			bool bVisible = pWidget->isVisible();
312			if (bVisible) {
313			QPoint fpos = pWidget->pos();
314			QSize fsize = pWidget->size();
315			m_settings.writeEntry("/x", fpos.x());
316			m_settings.writeEntry("/y", fpos.y());
317			m_settings.writeEntry("/width", fsize.width());
318			m_settings.writeEntry("/height", fsize.height());
319			}
320			m_settings.writeEntry("/visible", bVisible);
321			m_settings.endGroup();
322			}
323			}
324
325
326			//---------------------------------------------------------------------------
327			// Combo box history persistence helper implementation.
328
329			void qsamplerOptions::add2ComboBoxHistory ( QComboBox *pComboBox, const QString& sNewText, int iLimit, int iIndex )
330			{
331			int iCount = pComboBox->count();
332			for (int i = 0; i < iCount; i++) {
333			QString sText = pComboBox->text(i);
334			if (sText == sNewText) {
335			pComboBox->removeItem(i);
336			iCount--;
337			break;
338			}
339			}
340			while (iCount >= iLimit)
341			pComboBox->removeItem(--iCount);
342			pComboBox->insertItem(sNewText, iIndex);
343			}
344
345
346			void qsamplerOptions::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
347			{
348			pComboBox->setUpdatesEnabled(false);
349			pComboBox->setDuplicatesEnabled(false);
350
351			m_settings.beginGroup("/History/" + QString(pComboBox->name()));
352			for (int i = 0; i < iLimit; i++) {
353			QString sText = m_settings.readEntry("/Item" + QString::number(i + 1), QString::null);
354			if (sText.isEmpty())
355			break;
356			add2ComboBoxHistory(pComboBox, sText, iLimit);
357			}
358			m_settings.endGroup();
359
360			pComboBox->setUpdatesEnabled(true);
361			}
362
363
364			void qsamplerOptions::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
365			{
366			add2ComboBoxHistory(pComboBox, pComboBox->currentText(), iLimit, 0);
367
368			m_settings.beginGroup("/History/" + QString(pComboBox->name()));
369			for (int i = 0; i < iLimit && i < pComboBox->count(); i++) {
370			QString sText = pComboBox->text(i);
371			if (sText.isEmpty())
372			break;
373			m_settings.writeEntry("/Item" + QString::number(i + 1), sText);
374			}
375			m_settings.endGroup();
376			}
377
378
379			// end of qsamplerOptions.cpp