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);
    bInstrumentNames = m_settings.readBoolEntry("/InstrumentNames", false);
    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.writeEntry("/InstrumentNames", bInstrumentNames);
    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	capela	341	bInstrumentNames = m_settings.readBoolEntry("/InstrumentNames", false);
70	capela	106	m_settings.endGroup();
71
72			// And go into view options group.
73			m_settings.beginGroup("/View");
74			bMenubar = m_settings.readBoolEntry("/Menubar", true);
75			bToolbar = m_settings.readBoolEntry("/Toolbar", true);
76			bStatusbar = m_settings.readBoolEntry("/Statusbar", true);
77			bAutoArrange = m_settings.readBoolEntry("/AutoArrange", true);
78			m_settings.endGroup();
79
80			m_settings.endGroup(); // Options group.
81
82			// Recent file list.
83			m_settings.beginGroup("/RecentFiles");
84			recentFiles.clear();
85			for (int i = 0; i < iMaxRecentFiles; i++) {
86			QString sFilename = m_settings.readEntry("/File" + QString::number(i + 1), QString::null);
87			if (!sFilename.isEmpty())
88			recentFiles.append(sFilename);
89			}
90			m_settings.endGroup();
91
92			// Last but not least, get the default directories.
93			m_settings.beginGroup("/Default");
94			sSessionDir = m_settings.readEntry("/SessionDir", QString::null);
95			sInstrumentDir = m_settings.readEntry("/InstrumentDir", QString::null);
96	capela	176	sEngineName = m_settings.readEntry("/EngineName", QString::null);
97			sAudioDriver = m_settings.readEntry("/AudioDriver", QString::null);
98			sMidiDriver = m_settings.readEntry("/MidiDriver", QString::null);
99	capela	106	m_settings.endGroup();
100			}
101
102
103			// Default Destructor.
104			qsamplerOptions::~qsamplerOptions (void)
105			{
106			// Make program version available in the future.
107			m_settings.beginGroup("/Program");
108			m_settings.writeEntry("/Version", QSAMPLER_VERSION);
109			m_settings.endGroup();
110
111			// And go into general options group.
112			m_settings.beginGroup("/Options");
113
114			// Save server options.
115			m_settings.beginGroup("/Server");
116			m_settings.writeEntry("/ServerHost", sServerHost);
117			m_settings.writeEntry("/ServerPort", iServerPort);
118			m_settings.writeEntry("/ServerTimeout", iServerTimeout);
119			m_settings.writeEntry("/ServerStart", bServerStart);
120			m_settings.writeEntry("/ServerCmdLine", sServerCmdLine);
121			m_settings.writeEntry("/StartDelay", iStartDelay);
122			m_settings.endGroup();
123
124			// Save display options.
125			m_settings.beginGroup("/Display");
126			m_settings.writeEntry("/DisplayFont", sDisplayFont);
127	capela	267	m_settings.writeEntry("/DisplayEffect", bDisplayEffect);
128	capela	106	m_settings.writeEntry("/AutoRefresh", bAutoRefresh);
129			m_settings.writeEntry("/AutoRefreshTime", iAutoRefreshTime);
130	capela	119	m_settings.writeEntry("/MaxVolume", iMaxVolume);
131	capela	106	m_settings.writeEntry("/MessagesFont", sMessagesFont);
132			m_settings.writeEntry("/MessagesLimit", bMessagesLimit);
133			m_settings.writeEntry("/MessagesLimitLines", iMessagesLimitLines);
134			m_settings.writeEntry("/ConfirmRemove", bConfirmRemove);
135			m_settings.writeEntry("/StdoutCapture", bStdoutCapture);
136			m_settings.writeEntry("/CompletePath", bCompletePath);
137			m_settings.writeEntry("/MaxRecentFiles", iMaxRecentFiles);
138	capela	341	m_settings.writeEntry("/InstrumentNames", bInstrumentNames);
139	capela	106	m_settings.endGroup();
140
141			// View options group.
142			m_settings.beginGroup("/View");
143			m_settings.writeEntry("/Menubar", bMenubar);
144			m_settings.writeEntry("/Toolbar", bToolbar);
145			m_settings.writeEntry("/Statusbar", bStatusbar);
146			m_settings.writeEntry("/AutoArrange", bAutoArrange);
147			m_settings.endGroup();
148
149			m_settings.endGroup(); // Options group.
150
151			// Recent file list.
152			m_settings.beginGroup("/RecentFiles");
153			for (int i = 0; i < (int) recentFiles.count(); i++)
154			m_settings.writeEntry("/File" + QString::number(i + 1), recentFiles[i]);
155			m_settings.endGroup();
156
157			// Default directories.
158			m_settings.beginGroup("/Default");
159			m_settings.writeEntry("/SessionDir", sSessionDir);
160			m_settings.writeEntry("/InstrumentDir", sInstrumentDir);
161	capela	176	m_settings.writeEntry("/EngineName", sEngineName);
162			m_settings.writeEntry("/AudioDriver", sAudioDriver);
163			m_settings.writeEntry("/MidiDriver", sMidiDriver);
164	capela	106	m_settings.endGroup();
165
166			m_settings.endGroup();
167			}
168
169			//-------------------------------------------------------------------------
170			// Settings accessor.
171			//
172
173			QSettings& qsamplerOptions::settings (void)
174			{
175			return m_settings;
176			}
177
178
179			//-------------------------------------------------------------------------
180			// Command-line argument stuff.
181			//
182
183			// Help about command line options.
184			void qsamplerOptions::print_usage ( const char *arg0 )
185			{
186			const QString sEot = "\n\t";
187			const QString sEol = "\n\n";
188
189			fprintf(stderr, QObject::tr("Usage") + ": %s [" + QObject::tr("options") + "] [" +
190			QObject::tr("session-file") + "]" + sEol, arg0);
191			fprintf(stderr, QSAMPLER_TITLE " - " + QObject::tr(QSAMPLER_SUBTITLE) + sEol);
192			fprintf(stderr, QObject::tr("Options") + ":" + sEol);
193			fprintf(stderr, " -s, --start" + sEot +
194			QObject::tr("Start linuxsampler server locally") + sEol);
195			fprintf(stderr, " -h, --hostname" + sEot +
196			QObject::tr("Specify linuxsampler server hostname") + sEol);
197			fprintf(stderr, " -p, --port" + sEot +
198			QObject::tr("Specify linuxsampler server port number") + sEol);
199			fprintf(stderr, " -?, --help" + sEot +
200			QObject::tr("Show help about command line options") + sEol);
201			fprintf(stderr, " -v, --version" + sEot +
202			QObject::tr("Show version information") + sEol);
203			}
204
205
206			// Parse command line arguments into m_settings.
207			bool qsamplerOptions::parse_args ( int argc, char **argv )
208			{
209			const QString sEol = "\n\n";
210			int iCmdArgs = 0;
211
212			for (int i = 1; i < argc; i++) {
213
214			if (iCmdArgs > 0) {
215			sSessionFile += " ";
216			sSessionFile += argv[i];
217			iCmdArgs++;
218			continue;
219			}
220
221			QString sArg = argv[i];
222			QString sVal = QString::null;
223			int iEqual = sArg.find("=");
224			if (iEqual >= 0) {
225			sVal = sArg.right(sArg.length() - iEqual - 1);
226			sArg = sArg.left(iEqual);
227			}
228			else if (i < argc)
229			sVal = argv[i + 1];
230
231			if (sArg == "-s" \|\| sArg == "--start") {
232			bServerStart = true;
233			}
234			else if (sArg == "-h" \|\| sArg == "--hostname") {
235			if (sVal.isNull()) {
236			fprintf(stderr, QObject::tr("Option -h requires an argument (hostname).") + sEol);
237			return false;
238			}
239			sServerHost = sVal;
240			if (iEqual < 0)
241			i++;
242			}
243			else if (sArg == "-p" \|\| sArg == "--port") {
244			if (sVal.isNull()) {
245			fprintf(stderr, QObject::tr("Option -p requires an argument (port).") + sEol);
246			return false;
247			}
248			iServerPort = sVal.toInt();
249			if (iEqual < 0)
250			i++;
251			}
252			else if (sArg == "-?" \|\| sArg == "--help") {
253			print_usage(argv[0]);
254			return false;
255			}
256			else if (sArg == "-v" \|\| sArg == "--version") {
257			fprintf(stderr, "Qt: %s\n", qVersion());
258			fprintf(stderr, "liblscp: %s\n", ::lscp_client_version());
259			fprintf(stderr, "qsampler: %s\n", QSAMPLER_VERSION);
260			return false;
261			}
262			else {
263			// If we don't have one by now,
264			// this will be the startup sesion file...
265			sSessionFile += sArg;
266			iCmdArgs++;
267			}
268			}
269
270			// Alright with argument parsing.
271			return true;
272			}
273
274
275			//---------------------------------------------------------------------------
276			// Widget geometry persistence helper methods.
277
278			void qsamplerOptions::loadWidgetGeometry ( QWidget *pWidget )
279			{
280			// Try to restore old form window positioning.
281			if (pWidget) {
282			QPoint fpos;
283			QSize fsize;
284			bool bVisible;
285			m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
286			fpos.setX(m_settings.readNumEntry("/x", -1));
287			fpos.setY(m_settings.readNumEntry("/y", -1));
288			fsize.setWidth(m_settings.readNumEntry("/width", -1));
289			fsize.setHeight(m_settings.readNumEntry("/height", -1));
290			bVisible = m_settings.readBoolEntry("/visible", false);
291			m_settings.endGroup();
292			if (fpos.x() > 0 && fpos.y() > 0)
293			pWidget->move(fpos);
294			if (fsize.width() > 0 && fsize.height() > 0)
295			pWidget->resize(fsize);
296			else
297			pWidget->adjustSize();
298			if (bVisible)
299			pWidget->show();
300			else
301			pWidget->hide();
302			}
303			}
304
305
306			void qsamplerOptions::saveWidgetGeometry ( QWidget *pWidget )
307			{
308			// Try to save form window position...
309			// (due to X11 window managers ideossincrasies, we better
310			// only save the form geometry while its up and visible)
311			if (pWidget) {
312			m_settings.beginGroup("/Geometry/" + QString(pWidget->name()));
313			bool bVisible = pWidget->isVisible();
314			if (bVisible) {
315			QPoint fpos = pWidget->pos();
316			QSize fsize = pWidget->size();
317			m_settings.writeEntry("/x", fpos.x());
318			m_settings.writeEntry("/y", fpos.y());
319			m_settings.writeEntry("/width", fsize.width());
320			m_settings.writeEntry("/height", fsize.height());
321			}
322			m_settings.writeEntry("/visible", bVisible);
323			m_settings.endGroup();
324			}
325			}
326
327
328			//---------------------------------------------------------------------------
329			// Combo box history persistence helper implementation.
330
331			void qsamplerOptions::add2ComboBoxHistory ( QComboBox *pComboBox, const QString& sNewText, int iLimit, int iIndex )
332			{
333			int iCount = pComboBox->count();
334			for (int i = 0; i < iCount; i++) {
335			QString sText = pComboBox->text(i);
336			if (sText == sNewText) {
337			pComboBox->removeItem(i);
338			iCount--;
339			break;
340			}
341			}
342			while (iCount >= iLimit)
343			pComboBox->removeItem(--iCount);
344			pComboBox->insertItem(sNewText, iIndex);
345			}
346
347
348			void qsamplerOptions::loadComboBoxHistory ( QComboBox *pComboBox, int iLimit )
349			{
350			pComboBox->setUpdatesEnabled(false);
351			pComboBox->setDuplicatesEnabled(false);
352
353			m_settings.beginGroup("/History/" + QString(pComboBox->name()));
354			for (int i = 0; i < iLimit; i++) {
355			QString sText = m_settings.readEntry("/Item" + QString::number(i + 1), QString::null);
356			if (sText.isEmpty())
357			break;
358			add2ComboBoxHistory(pComboBox, sText, iLimit);
359			}
360			m_settings.endGroup();
361
362			pComboBox->setUpdatesEnabled(true);
363			}
364
365
366			void qsamplerOptions::saveComboBoxHistory ( QComboBox *pComboBox, int iLimit )
367			{
368			add2ComboBoxHistory(pComboBox, pComboBox->currentText(), iLimit, 0);
369
370			m_settings.beginGroup("/History/" + QString(pComboBox->name()));
371			for (int i = 0; i < iLimit && i < pComboBox->count(); i++) {
372			QString sText = pComboBox->text(i);
373			if (sText.isEmpty())
374			break;
375			m_settings.writeEntry("/Item" + QString::number(i + 1), sText);
376			}
377			m_settings.endGroup();
378			}
379
380
381			// end of qsamplerOptions.cpp