trunk/src/qsamplerOptionsForm.cpp

// qsamplerOptionsForm.cpp
//
/****************************************************************************
   Copyright (C) 2004-2009, 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 "qsamplerOptionsForm.h"

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

#include <QMessageBox>
#include <QFontDialog>
#include <QFileDialog>


namespace QSampler {

//-------------------------------------------------------------------------
// QSampler::OptionsForm -- Options form implementation.
//

OptionsForm::OptionsForm ( QWidget* pParent )
        : QDialog(pParent)
{
        m_ui.setupUi(this);

        // No settings descriptor initially (the caller will set it).
        m_pOptions = NULL;

        // Initialize dirty control state.
        m_iDirtySetup = 0;
        m_iDirtyCount = 0;

        // Set dialog validators...
        m_ui.ServerPortComboBox->setValidator(
                new QIntValidator(m_ui.ServerPortComboBox));

        // Try to restore old window positioning.
        adjustSize();

        QObject::connect(m_ui.ServerHostComboBox,
                SIGNAL(editTextChanged(const QString&)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.ServerPortComboBox,
                SIGNAL(editTextChanged(const QString&)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.ServerTimeoutSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.ServerStartCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.ServerCmdLineComboBox,
                SIGNAL(editTextChanged(const QString&)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.StartDelaySpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MessagesLogCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MessagesLogPathComboBox,
                SIGNAL(editTextChanged(const QString&)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MessagesLogPathToolButton,
                SIGNAL(clicked()),
                SLOT(browseMessagesLogPath()));
        QObject::connect(m_ui.DisplayFontPushButton,
                SIGNAL(clicked()),
                SLOT(chooseDisplayFont()));
        QObject::connect(m_ui.DisplayEffectCheckBox,
                SIGNAL(toggled(bool)),
                SLOT(toggleDisplayEffect(bool)));
        QObject::connect(m_ui.AutoRefreshCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.AutoRefreshTimeSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MaxVolumeSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MessagesFontPushButton,
                SIGNAL(clicked()),
                SLOT(chooseMessagesFont()));
        QObject::connect(m_ui.MessagesLimitCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MessagesLimitLinesSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.ConfirmRemoveCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.KeepOnTopCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.StdoutCaptureCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MaxRecentFilesSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.CompletePathCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.InstrumentNamesCheckBox,
                SIGNAL(stateChanged(int)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.BaseFontSizeComboBox,
                SIGNAL(editTextChanged(const QString&)),
                SLOT(optionsChanged()));
        QObject::connect(m_ui.MaxVoicesSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(maxVoicesChanged(int)));
        QObject::connect(m_ui.MaxStreamsSpinBox,
                SIGNAL(valueChanged(int)),
                SLOT(maxStreamsChanged(int)));
        QObject::connect(m_ui.OkPushButton,
                SIGNAL(clicked()),
                SLOT(accept()));
        QObject::connect(m_ui.CancelPushButton,
                SIGNAL(clicked()),
                SLOT(reject()));
}

OptionsForm::~OptionsForm()
{
}

// Populate (setup) dialog controls from settings descriptors.
void OptionsForm::setup ( Options *pOptions )
{
        // Set reference descriptor.
        m_pOptions = pOptions;

        // Start clean.
        m_iDirtyCount = 0;
        // Avoid nested changes.
        m_iDirtySetup++;

        // Load combo box history...
        m_pOptions->loadComboBoxHistory(m_ui.ServerHostComboBox);
        m_pOptions->loadComboBoxHistory(m_ui.ServerPortComboBox);
        m_pOptions->loadComboBoxHistory(m_ui.ServerCmdLineComboBox);
        m_pOptions->loadComboBoxHistory(m_ui.MessagesLogPathComboBox);

        // Load Server settings...
        m_ui.ServerHostComboBox->setEditText(m_pOptions->sServerHost);
        m_ui.ServerPortComboBox->setEditText(QString::number(m_pOptions->iServerPort));
        m_ui.ServerTimeoutSpinBox->setValue(m_pOptions->iServerTimeout);
        m_ui.ServerStartCheckBox->setChecked(m_pOptions->bServerStart);
        m_ui.ServerCmdLineComboBox->setEditText(m_pOptions->sServerCmdLine);
        m_ui.StartDelaySpinBox->setValue(m_pOptions->iStartDelay);

        // Logging options...
        m_ui.MessagesLogCheckBox->setChecked(m_pOptions->bMessagesLog);
        m_ui.MessagesLogPathComboBox->setEditText(m_pOptions->sMessagesLogPath);

        // Load Display options...
        QFont font;
        QPalette pal;

        // Display font.
        if (m_pOptions->sDisplayFont.isEmpty()
                || !font.fromString(m_pOptions->sDisplayFont))
                font = QFont("Sans Serif", 8);
        m_ui.DisplayFontTextLabel->setFont(font);
        m_ui.DisplayFontTextLabel->setText(font.family()
                + ' ' + QString::number(font.pointSize()));

        // Display effect.
        m_ui.DisplayEffectCheckBox->setChecked(m_pOptions->bDisplayEffect);
        toggleDisplayEffect(m_pOptions->bDisplayEffect);

        // Auto-refresh and maximum volume options.
        m_ui.AutoRefreshCheckBox->setChecked(m_pOptions->bAutoRefresh);
        m_ui.AutoRefreshTimeSpinBox->setValue(m_pOptions->iAutoRefreshTime);
        m_ui.MaxVolumeSpinBox->setValue(m_pOptions->iMaxVolume);

        // Messages font.
        if (m_pOptions->sMessagesFont.isEmpty()
                || !font.fromString(m_pOptions->sMessagesFont))
                font = QFont("Monospace", 8);
        pal = m_ui.MessagesFontTextLabel->palette();
        pal.setColor(QPalette::Background, pal.base().color());
        m_ui.MessagesFontTextLabel->setPalette(pal);
        m_ui.MessagesFontTextLabel->setFont(font);
        m_ui.MessagesFontTextLabel->setText(font.family()
                + ' ' + QString::number(font.pointSize()));

        // Messages limit option.
        m_ui.MessagesLimitCheckBox->setChecked(m_pOptions->bMessagesLimit);
        m_ui.MessagesLimitLinesSpinBox->setValue(m_pOptions->iMessagesLimitLines);

        // Other options finally.
        m_ui.ConfirmRemoveCheckBox->setChecked(m_pOptions->bConfirmRemove);
        m_ui.KeepOnTopCheckBox->setChecked(m_pOptions->bKeepOnTop);
        m_ui.StdoutCaptureCheckBox->setChecked(m_pOptions->bStdoutCapture);
        m_ui.CompletePathCheckBox->setChecked(m_pOptions->bCompletePath);
        m_ui.InstrumentNamesCheckBox->setChecked(m_pOptions->bInstrumentNames);
        m_ui.MaxRecentFilesSpinBox->setValue(m_pOptions->iMaxRecentFiles);
        if (m_pOptions->iBaseFontSize > 0)
                m_ui.BaseFontSizeComboBox->setEditText(QString::number(m_pOptions->iBaseFontSize));
        else
                m_ui.BaseFontSizeComboBox->setCurrentIndex(0);

#ifndef CONFIG_LIBGIG
        m_ui.InstrumentNamesCheckBox->setEnabled(false);
#endif

        bMaxVoicesModified = bMaxStreamsModified = false;
#ifdef CONFIG_MAX_VOICES
        const bool bMaxVoicesSupported =
                m_pOptions->getEffectiveMaxVoices() >= 0;
        const bool bMaxStreamsSupported =
                m_pOptions->getEffectiveMaxStreams() >= 0;

        m_ui.MaxVoicesSpinBox->setEnabled(bMaxVoicesSupported);
        m_ui.MaxVoicesSpinBox->setValue(m_pOptions->getMaxVoices());
        if (!bMaxVoicesSupported)
                m_ui.MaxVoicesSpinBox->setToolTip(
                        tr("This parameter is not supported by the current sampler "
                           "version in use.")
                );
        else
                m_ui.MaxVoicesSpinBox->setToolTip(
                        tr("The max. amount of voices the sampler shall process "
                           "simultaniously.")
                );

        m_ui.MaxStreamsSpinBox->setEnabled(bMaxStreamsSupported);
        m_ui.MaxStreamsSpinBox->setValue(m_pOptions->getMaxStreams());
        if (!bMaxStreamsSupported)
                m_ui.MaxStreamsSpinBox->setToolTip(
                        tr("This parameter is not supported by the current sampler "
                           "version in use.")
                );
        else
                m_ui.MaxStreamsSpinBox->setToolTip(
                        tr("The max. amount of disk streams the sampler shall process "
                           "simultaniously.")
                );
#else
        m_ui.MaxVoicesSpinBox->setEnabled(false);
        m_ui.MaxStreamsSpinBox->setEnabled(false);
        m_ui.MaxVoicesSpinBox->setToolTip(
                tr("QSampler was built without support for this parameter.")
        );
        m_ui.MaxStreamsSpinBox->setToolTip(
                tr("QSampler was built without support for this parameter.")
        );
#endif // CONFIG_MAX_VOICES

        // Done.
        m_iDirtySetup--;
        stabilizeForm();
}


// Accept settings (OK button slot).
void OptionsForm::accept (void)
{
        // Save options...
        if (m_iDirtyCount > 0) {
                // Server settings....
                m_pOptions->sServerHost    = m_ui.ServerHostComboBox->currentText().trimmed();
                m_pOptions->iServerPort    = m_ui.ServerPortComboBox->currentText().toInt();
                m_pOptions->iServerTimeout = m_ui.ServerTimeoutSpinBox->value();
                m_pOptions->bServerStart   = m_ui.ServerStartCheckBox->isChecked();
                m_pOptions->sServerCmdLine = m_ui.ServerCmdLineComboBox->currentText().trimmed();
                m_pOptions->iStartDelay    = m_ui.StartDelaySpinBox->value();
                // Logging options...
                m_pOptions->bMessagesLog   = m_ui.MessagesLogCheckBox->isChecked();
                m_pOptions->sMessagesLogPath = m_ui.MessagesLogPathComboBox->currentText();
                // Channels options...
                m_pOptions->sDisplayFont   = m_ui.DisplayFontTextLabel->font().toString();
                m_pOptions->bDisplayEffect = m_ui.DisplayEffectCheckBox->isChecked();
                m_pOptions->bAutoRefresh   = m_ui.AutoRefreshCheckBox->isChecked();
                m_pOptions->iAutoRefreshTime = m_ui.AutoRefreshTimeSpinBox->value();
                m_pOptions->iMaxVolume     = m_ui.MaxVolumeSpinBox->value();
                // Messages options...
                m_pOptions->sMessagesFont  = m_ui.MessagesFontTextLabel->font().toString();
                m_pOptions->bMessagesLimit = m_ui.MessagesLimitCheckBox->isChecked();
                m_pOptions->iMessagesLimitLines = m_ui.MessagesLimitLinesSpinBox->value();
                // Other options...
                m_pOptions->bConfirmRemove = m_ui.ConfirmRemoveCheckBox->isChecked();
                m_pOptions->bKeepOnTop     = m_ui.KeepOnTopCheckBox->isChecked();
                m_pOptions->bStdoutCapture = m_ui.StdoutCaptureCheckBox->isChecked();
                m_pOptions->bCompletePath  = m_ui.CompletePathCheckBox->isChecked();
                m_pOptions->bInstrumentNames = m_ui.InstrumentNamesCheckBox->isChecked();
                m_pOptions->iMaxRecentFiles  = m_ui.MaxRecentFilesSpinBox->value();
                m_pOptions->iBaseFontSize  = m_ui.BaseFontSizeComboBox->currentText().toInt();
                // Reset dirty flag.
                m_iDirtyCount = 0;
        }

        // if the user modified the limits, apply them to the sampler
        // (and store it later in qsampler's configuration)
        if (bMaxVoicesModified && m_ui.MaxVoicesSpinBox->isEnabled())
                m_pOptions->setMaxVoices(m_ui.MaxVoicesSpinBox->value());
        if (bMaxStreamsModified && m_ui.MaxStreamsSpinBox->isEnabled())
                m_pOptions->setMaxStreams(m_ui.MaxStreamsSpinBox->value());

        // Save combobox history...
        m_pOptions->saveComboBoxHistory(m_ui.ServerHostComboBox);
        m_pOptions->saveComboBoxHistory(m_ui.ServerPortComboBox);
        m_pOptions->saveComboBoxHistory(m_ui.ServerCmdLineComboBox);
        m_pOptions->saveComboBoxHistory(m_ui.MessagesLogPathComboBox);

        // Just go with dialog acceptance.
        QDialog::accept();
}


// Reject settings (Cancel button slot).
void OptionsForm::reject (void)
{
        bool bReject = true;

        // Check if there's any pending changes...
        if (m_iDirtyCount > 0) {
                switch (QMessageBox::warning(this,
                        QSAMPLER_TITLE ": " + tr("Warning"),
                        tr("Some settings have been changed.\n\n"
                        "Do you want to apply the changes?"),
                        QMessageBox::Apply |
                        QMessageBox::Discard |
                        QMessageBox::Cancel)) {
                case QMessageBox::Apply:
                        accept();
                        return;
                case QMessageBox::Discard:
                        break;
                default:    // Cancel.
                        bReject = false;
                }
        }

        if (bReject)
                QDialog::reject();
}


// Dirty up settings.
void OptionsForm::optionsChanged (void)
{
        if (m_iDirtySetup > 0)
                return;

        m_iDirtyCount++;
        stabilizeForm();
}


// Stabilize current form state.
void OptionsForm::stabilizeForm (void)
{
        bool bValid = (m_iDirtyCount > 0);

        bool bEnabled = m_ui.ServerStartCheckBox->isChecked();
        m_ui.ServerCmdLineTextLabel->setEnabled(bEnabled);
        m_ui.ServerCmdLineComboBox->setEnabled(bEnabled);
        m_ui.StartDelayTextLabel->setEnabled(bEnabled);
        m_ui.StartDelaySpinBox->setEnabled(bEnabled);

        bEnabled = m_ui.MessagesLogCheckBox->isChecked();
        m_ui.MessagesLogPathComboBox->setEnabled(bEnabled);
        m_ui.MessagesLogPathToolButton->setEnabled(bEnabled);
        if (bEnabled && bValid) {
                const QString& sPath = m_ui.MessagesLogPathComboBox->currentText();
                bValid = !sPath.isEmpty();
        }

        m_ui.AutoRefreshTimeSpinBox->setEnabled(
                m_ui.AutoRefreshCheckBox->isChecked());
        m_ui.MessagesLimitLinesSpinBox->setEnabled(
                m_ui.MessagesLimitCheckBox->isChecked());

        m_ui.OkPushButton->setEnabled(bValid);
}


// Messages log path browse slot.
void OptionsForm::browseMessagesLogPath (void)
{
        QString sFileName = QFileDialog::getSaveFileName(
                this,                                                                                   // Parent.
                tr("Messages Log"),                                             // Caption.
                m_ui.MessagesLogPathComboBox->currentText(),    // Start here.
                tr("Log files") + " (*.log)"                    // Filter (log files)
        );

        if (!sFileName.isEmpty()) {
                m_ui.MessagesLogPathComboBox->setEditText(sFileName);
                m_ui.MessagesLogPathComboBox->setFocus();
                optionsChanged();
        }
}


// The channel display font selection dialog.
void OptionsForm::chooseDisplayFont (void)
{
        bool  bOk  = false;
        QFont font = QFontDialog::getFont(&bOk,
                m_ui.DisplayFontTextLabel->font(), this);
        if (bOk) {
                m_ui.DisplayFontTextLabel->setFont(font);
                m_ui.DisplayFontTextLabel->setText(font.family()
                        + ' ' + QString::number(font.pointSize()));
                optionsChanged();
        }
}


// The messages font selection dialog.
void OptionsForm::chooseMessagesFont (void)
{
        bool  bOk  = false;
        QFont font = QFontDialog::getFont(&bOk,
                m_ui.MessagesFontTextLabel->font(), this);
        if (bOk) {
                m_ui.MessagesFontTextLabel->setFont(font);
                m_ui.MessagesFontTextLabel->setText(font.family()
                        + ' ' + QString::number(font.pointSize()));
                optionsChanged();
        }
}


// The channel display effect demo changer.
void OptionsForm::toggleDisplayEffect ( bool bOn )
{
        QPalette pal;
        pal.setColor(QPalette::Foreground, Qt::green);
        if (bOn) {
                QPixmap pm(":/icons/displaybg1.png");
                pal.setBrush(QPalette::Background, QBrush(pm));
        } else {
                pal.setColor(QPalette::Background, Qt::black);
        }
        m_ui.DisplayFontTextLabel->setPalette(pal);

        optionsChanged();
}

void OptionsForm::maxVoicesChanged(int /*iMaxVoices*/)
{
        bMaxVoicesModified = true;
        optionsChanged();
}

void OptionsForm::maxStreamsChanged(int /*iMaxStreams*/)
{
        bMaxStreamsModified = true;
        optionsChanged();
}

} // namespace QSampler

// end of qsamplerOptionsForm.cpp
1	capela	1464	// qsamplerOptionsForm.cpp
2			//
3			/****************************************************************************
4	capela	1840	Copyright (C) 2004-2009, rncbc aka Rui Nuno Capela. All rights reserved.
5	capela	1464	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	schoenebeck	1461	#include "qsamplerOptionsForm.h"
24
25			#include "qsamplerAbout.h"
26			#include "qsamplerOptions.h"
27
28			#include <QMessageBox>
29			#include <QFontDialog>
30	capela	1738	#include <QFileDialog>
31	schoenebeck	1461
32	capela	1499
33	schoenebeck	1461	namespace QSampler {
34
35	capela	1558	//-------------------------------------------------------------------------
36			// QSampler::OptionsForm -- Options form implementation.
37			//
38
39	capela	1509	OptionsForm::OptionsForm ( QWidget* pParent )
40			: QDialog(pParent)
41	capela	1473	{
42	capela	1509	m_ui.setupUi(this);
43	schoenebeck	1461
44	capela	1473	// No settings descriptor initially (the caller will set it).
45			m_pOptions = NULL;
46	schoenebeck	1461
47	capela	1473	// Initialize dirty control state.
48			m_iDirtySetup = 0;
49			m_iDirtyCount = 0;
50	schoenebeck	1461
51	capela	1473	// Set dialog validators...
52	capela	1509	m_ui.ServerPortComboBox->setValidator(
53			new QIntValidator(m_ui.ServerPortComboBox));
54	schoenebeck	1461
55	capela	1473	// Try to restore old window positioning.
56			adjustSize();
57	capela	1466
58	capela	1509	QObject::connect(m_ui.ServerHostComboBox,
59	capela	1504	SIGNAL(editTextChanged(const QString&)),
60	capela	1466	SLOT(optionsChanged()));
61	capela	1509	QObject::connect(m_ui.ServerPortComboBox,
62	capela	1504	SIGNAL(editTextChanged(const QString&)),
63	capela	1466	SLOT(optionsChanged()));
64	capela	1509	QObject::connect(m_ui.ServerTimeoutSpinBox,
65	capela	1466	SIGNAL(valueChanged(int)),
66			SLOT(optionsChanged()));
67	capela	1509	QObject::connect(m_ui.ServerStartCheckBox,
68	capela	1466	SIGNAL(stateChanged(int)),
69			SLOT(optionsChanged()));
70	capela	1509	QObject::connect(m_ui.ServerCmdLineComboBox,
71	capela	1504	SIGNAL(editTextChanged(const QString&)),
72	capela	1466	SLOT(optionsChanged()));
73	capela	1509	QObject::connect(m_ui.StartDelaySpinBox,
74	capela	1466	SIGNAL(valueChanged(int)),
75			SLOT(optionsChanged()));
76	capela	1738	QObject::connect(m_ui.MessagesLogCheckBox,
77			SIGNAL(stateChanged(int)),
78			SLOT(optionsChanged()));
79			QObject::connect(m_ui.MessagesLogPathComboBox,
80			SIGNAL(editTextChanged(const QString&)),
81			SLOT(optionsChanged()));
82			QObject::connect(m_ui.MessagesLogPathToolButton,
83			SIGNAL(clicked()),
84			SLOT(browseMessagesLogPath()));
85	capela	1509	QObject::connect(m_ui.DisplayFontPushButton,
86	capela	1466	SIGNAL(clicked()),
87			SLOT(chooseDisplayFont()));
88	capela	1509	QObject::connect(m_ui.DisplayEffectCheckBox,
89	capela	1466	SIGNAL(toggled(bool)),
90			SLOT(toggleDisplayEffect(bool)));
91	capela	1509	QObject::connect(m_ui.AutoRefreshCheckBox,
92	capela	1466	SIGNAL(stateChanged(int)),
93			SLOT(optionsChanged()));
94	capela	1509	QObject::connect(m_ui.AutoRefreshTimeSpinBox,
95	capela	1466	SIGNAL(valueChanged(int)),
96			SLOT(optionsChanged()));
97	capela	1509	QObject::connect(m_ui.MaxVolumeSpinBox,
98	capela	1466	SIGNAL(valueChanged(int)),
99			SLOT(optionsChanged()));
100	capela	1509	QObject::connect(m_ui.MessagesFontPushButton,
101	capela	1466	SIGNAL(clicked()),
102			SLOT(chooseMessagesFont()));
103	capela	1509	QObject::connect(m_ui.MessagesLimitCheckBox,
104	capela	1466	SIGNAL(stateChanged(int)),
105			SLOT(optionsChanged()));
106	capela	1509	QObject::connect(m_ui.MessagesLimitLinesSpinBox,
107	capela	1466	SIGNAL(valueChanged(int)),
108			SLOT(optionsChanged()));
109	capela	1509	QObject::connect(m_ui.ConfirmRemoveCheckBox,
110	capela	1466	SIGNAL(stateChanged(int)),
111			SLOT(optionsChanged()));
112	capela	1509	QObject::connect(m_ui.KeepOnTopCheckBox,
113	capela	1466	SIGNAL(stateChanged(int)),
114			SLOT(optionsChanged()));
115	capela	1509	QObject::connect(m_ui.StdoutCaptureCheckBox,
116	capela	1466	SIGNAL(stateChanged(int)),
117			SLOT(optionsChanged()));
118	capela	1509	QObject::connect(m_ui.MaxRecentFilesSpinBox,
119	capela	1466	SIGNAL(valueChanged(int)),
120			SLOT(optionsChanged()));
121	capela	1509	QObject::connect(m_ui.CompletePathCheckBox,
122	capela	1466	SIGNAL(stateChanged(int)),
123			SLOT(optionsChanged()));
124	capela	1509	QObject::connect(m_ui.InstrumentNamesCheckBox,
125	capela	1466	SIGNAL(stateChanged(int)),
126			SLOT(optionsChanged()));
127	capela	1749	QObject::connect(m_ui.BaseFontSizeComboBox,
128			SIGNAL(editTextChanged(const QString&)),
129			SLOT(optionsChanged()));
130	schoenebeck	1803	QObject::connect(m_ui.MaxVoicesSpinBox,
131			SIGNAL(valueChanged(int)),
132			SLOT(maxVoicesChanged(int)));
133			QObject::connect(m_ui.MaxStreamsSpinBox,
134			SIGNAL(valueChanged(int)),
135			SLOT(maxStreamsChanged(int)));
136	capela	1509	QObject::connect(m_ui.OkPushButton,
137	capela	1466	SIGNAL(clicked()),
138			SLOT(accept()));
139	capela	1509	QObject::connect(m_ui.CancelPushButton,
140	capela	1466	SIGNAL(clicked()),
141			SLOT(reject()));
142	schoenebeck	1461	}
143
144	capela	1473	OptionsForm::~OptionsForm()
145			{
146	schoenebeck	1461	}
147
148			// Populate (setup) dialog controls from settings descriptors.
149	capela	1558	void OptionsForm::setup ( Options *pOptions )
150	schoenebeck	1461	{
151	capela	1509	// Set reference descriptor.
152			m_pOptions = pOptions;
153	schoenebeck	1461
154	capela	1509	// Start clean.
155			m_iDirtyCount = 0;
156			// Avoid nested changes.
157			m_iDirtySetup++;
158	schoenebeck	1461
159	capela	1509	// Load combo box history...
160			m_pOptions->loadComboBoxHistory(m_ui.ServerHostComboBox);
161			m_pOptions->loadComboBoxHistory(m_ui.ServerPortComboBox);
162			m_pOptions->loadComboBoxHistory(m_ui.ServerCmdLineComboBox);
163	capela	1738	m_pOptions->loadComboBoxHistory(m_ui.MessagesLogPathComboBox);
164	schoenebeck	1461
165	capela	1509	// Load Server settings...
166			m_ui.ServerHostComboBox->setEditText(m_pOptions->sServerHost);
167			m_ui.ServerPortComboBox->setEditText(QString::number(m_pOptions->iServerPort));
168			m_ui.ServerTimeoutSpinBox->setValue(m_pOptions->iServerTimeout);
169			m_ui.ServerStartCheckBox->setChecked(m_pOptions->bServerStart);
170			m_ui.ServerCmdLineComboBox->setEditText(m_pOptions->sServerCmdLine);
171			m_ui.StartDelaySpinBox->setValue(m_pOptions->iStartDelay);
172	schoenebeck	1461
173	capela	1738	// Logging options...
174			m_ui.MessagesLogCheckBox->setChecked(m_pOptions->bMessagesLog);
175			m_ui.MessagesLogPathComboBox->setEditText(m_pOptions->sMessagesLogPath);
176
177	capela	1509	// Load Display options...
178			QFont font;
179	capela	1504	QPalette pal;
180	schoenebeck	1461
181	capela	1509	// Display font.
182			if (m_pOptions->sDisplayFont.isEmpty()
183			\|\| !font.fromString(m_pOptions->sDisplayFont))
184			font = QFont("Sans Serif", 8);
185			m_ui.DisplayFontTextLabel->setFont(font);
186			m_ui.DisplayFontTextLabel->setText(font.family()
187			+ ' ' + QString::number(font.pointSize()));
188	schoenebeck	1461
189	capela	1509	// Display effect.
190			m_ui.DisplayEffectCheckBox->setChecked(m_pOptions->bDisplayEffect);
191			toggleDisplayEffect(m_pOptions->bDisplayEffect);
192	schoenebeck	1461
193	capela	1509	// Auto-refresh and maximum volume options.
194			m_ui.AutoRefreshCheckBox->setChecked(m_pOptions->bAutoRefresh);
195			m_ui.AutoRefreshTimeSpinBox->setValue(m_pOptions->iAutoRefreshTime);
196			m_ui.MaxVolumeSpinBox->setValue(m_pOptions->iMaxVolume);
197	schoenebeck	1461
198	capela	1509	// Messages font.
199			if (m_pOptions->sMessagesFont.isEmpty()
200			\|\| !font.fromString(m_pOptions->sMessagesFont))
201	capela	1788	font = QFont("Monospace", 8);
202	capela	1509	pal = m_ui.MessagesFontTextLabel->palette();
203	capela	1788	pal.setColor(QPalette::Background, pal.base().color());
204	capela	1509	m_ui.MessagesFontTextLabel->setPalette(pal);
205			m_ui.MessagesFontTextLabel->setFont(font);
206			m_ui.MessagesFontTextLabel->setText(font.family()
207			+ ' ' + QString::number(font.pointSize()));
208	schoenebeck	1461
209	capela	1509	// Messages limit option.
210			m_ui.MessagesLimitCheckBox->setChecked(m_pOptions->bMessagesLimit);
211			m_ui.MessagesLimitLinesSpinBox->setValue(m_pOptions->iMessagesLimitLines);
212	schoenebeck	1461
213	capela	1509	// Other options finally.
214			m_ui.ConfirmRemoveCheckBox->setChecked(m_pOptions->bConfirmRemove);
215			m_ui.KeepOnTopCheckBox->setChecked(m_pOptions->bKeepOnTop);
216			m_ui.StdoutCaptureCheckBox->setChecked(m_pOptions->bStdoutCapture);
217			m_ui.CompletePathCheckBox->setChecked(m_pOptions->bCompletePath);
218			m_ui.InstrumentNamesCheckBox->setChecked(m_pOptions->bInstrumentNames);
219			m_ui.MaxRecentFilesSpinBox->setValue(m_pOptions->iMaxRecentFiles);
220	capela	1749	if (m_pOptions->iBaseFontSize > 0)
221			m_ui.BaseFontSizeComboBox->setEditText(QString::number(m_pOptions->iBaseFontSize));
222			else
223			m_ui.BaseFontSizeComboBox->setCurrentIndex(0);
224	schoenebeck	1461
225			#ifndef CONFIG_LIBGIG
226	capela	1509	m_ui.InstrumentNamesCheckBox->setEnabled(false);
227	schoenebeck	1461	#endif
228
229	schoenebeck	1803	bMaxVoicesModified = bMaxStreamsModified = false;
230			#ifdef CONFIG_MAX_VOICES
231			const bool bMaxVoicesSupported =
232			m_pOptions->getEffectiveMaxVoices() >= 0;
233			const bool bMaxStreamsSupported =
234			m_pOptions->getEffectiveMaxStreams() >= 0;
235
236			m_ui.MaxVoicesSpinBox->setEnabled(bMaxVoicesSupported);
237			m_ui.MaxVoicesSpinBox->setValue(m_pOptions->getMaxVoices());
238			if (!bMaxVoicesSupported)
239			m_ui.MaxVoicesSpinBox->setToolTip(
240			tr("This parameter is not supported by the current sampler "
241			"version in use.")
242			);
243			else
244			m_ui.MaxVoicesSpinBox->setToolTip(
245			tr("The max. amount of voices the sampler shall process "
246			"simultaniously.")
247			);
248
249			m_ui.MaxStreamsSpinBox->setEnabled(bMaxStreamsSupported);
250			m_ui.MaxStreamsSpinBox->setValue(m_pOptions->getMaxStreams());
251			if (!bMaxStreamsSupported)
252			m_ui.MaxStreamsSpinBox->setToolTip(
253			tr("This parameter is not supported by the current sampler "
254			"version in use.")
255			);
256			else
257			m_ui.MaxStreamsSpinBox->setToolTip(
258			tr("The max. amount of disk streams the sampler shall process "
259			"simultaniously.")
260			);
261			#else
262			m_ui.MaxVoicesSpinBox->setEnabled(false);
263			m_ui.MaxStreamsSpinBox->setEnabled(false);
264			m_ui.MaxVoicesSpinBox->setToolTip(
265			tr("QSampler was built without support for this parameter.")
266			);
267			m_ui.MaxStreamsSpinBox->setToolTip(
268			tr("QSampler was built without support for this parameter.")
269			);
270			#endif // CONFIG_MAX_VOICES
271
272	capela	1509	// Done.
273			m_iDirtySetup--;
274			stabilizeForm();
275	schoenebeck	1461	}
276
277
278			// Accept settings (OK button slot).
279			void OptionsForm::accept (void)
280			{
281	capela	1509	// Save options...
282			if (m_iDirtyCount > 0) {
283			// Server settings....
284			m_pOptions->sServerHost = m_ui.ServerHostComboBox->currentText().trimmed();
285			m_pOptions->iServerPort = m_ui.ServerPortComboBox->currentText().toInt();
286			m_pOptions->iServerTimeout = m_ui.ServerTimeoutSpinBox->value();
287			m_pOptions->bServerStart = m_ui.ServerStartCheckBox->isChecked();
288			m_pOptions->sServerCmdLine = m_ui.ServerCmdLineComboBox->currentText().trimmed();
289	capela	1738	m_pOptions->iStartDelay = m_ui.StartDelaySpinBox->value();
290			// Logging options...
291			m_pOptions->bMessagesLog = m_ui.MessagesLogCheckBox->isChecked();
292			m_pOptions->sMessagesLogPath = m_ui.MessagesLogPathComboBox->currentText();
293	capela	1509	// Channels options...
294			m_pOptions->sDisplayFont = m_ui.DisplayFontTextLabel->font().toString();
295			m_pOptions->bDisplayEffect = m_ui.DisplayEffectCheckBox->isChecked();
296			m_pOptions->bAutoRefresh = m_ui.AutoRefreshCheckBox->isChecked();
297			m_pOptions->iAutoRefreshTime = m_ui.AutoRefreshTimeSpinBox->value();
298			m_pOptions->iMaxVolume = m_ui.MaxVolumeSpinBox->value();
299			// Messages options...
300			m_pOptions->sMessagesFont = m_ui.MessagesFontTextLabel->font().toString();
301			m_pOptions->bMessagesLimit = m_ui.MessagesLimitCheckBox->isChecked();
302			m_pOptions->iMessagesLimitLines = m_ui.MessagesLimitLinesSpinBox->value();
303			// Other options...
304			m_pOptions->bConfirmRemove = m_ui.ConfirmRemoveCheckBox->isChecked();
305			m_pOptions->bKeepOnTop = m_ui.KeepOnTopCheckBox->isChecked();
306			m_pOptions->bStdoutCapture = m_ui.StdoutCaptureCheckBox->isChecked();
307			m_pOptions->bCompletePath = m_ui.CompletePathCheckBox->isChecked();
308			m_pOptions->bInstrumentNames = m_ui.InstrumentNamesCheckBox->isChecked();
309			m_pOptions->iMaxRecentFiles = m_ui.MaxRecentFilesSpinBox->value();
310	capela	1749	m_pOptions->iBaseFontSize = m_ui.BaseFontSizeComboBox->currentText().toInt();
311	capela	1509	// Reset dirty flag.
312			m_iDirtyCount = 0;
313			}
314	schoenebeck	1461
315	schoenebeck	1803	// if the user modified the limits, apply them to the sampler
316			// (and store it later in qsampler's configuration)
317			if (bMaxVoicesModified && m_ui.MaxVoicesSpinBox->isEnabled())
318			m_pOptions->setMaxVoices(m_ui.MaxVoicesSpinBox->value());
319			if (bMaxStreamsModified && m_ui.MaxStreamsSpinBox->isEnabled())
320			m_pOptions->setMaxStreams(m_ui.MaxStreamsSpinBox->value());
321
322	capela	1509	// Save combobox history...
323			m_pOptions->saveComboBoxHistory(m_ui.ServerHostComboBox);
324			m_pOptions->saveComboBoxHistory(m_ui.ServerPortComboBox);
325			m_pOptions->saveComboBoxHistory(m_ui.ServerCmdLineComboBox);
326	capela	1738	m_pOptions->saveComboBoxHistory(m_ui.MessagesLogPathComboBox);
327	schoenebeck	1461
328	capela	1509	// Just go with dialog acceptance.
329			QDialog::accept();
330	schoenebeck	1461	}
331
332
333			// Reject settings (Cancel button slot).
334			void OptionsForm::reject (void)
335			{
336	capela	1509	bool bReject = true;
337	schoenebeck	1461
338	capela	1509	// Check if there's any pending changes...
339			if (m_iDirtyCount > 0) {
340			switch (QMessageBox::warning(this,
341	schoenebeck	1461	QSAMPLER_TITLE ": " + tr("Warning"),
342	capela	1509	tr("Some settings have been changed.\n\n"
343			"Do you want to apply the changes?"),
344	capela	1840	QMessageBox::Apply \|
345			QMessageBox::Discard \|
346			QMessageBox::Cancel)) {
347			case QMessageBox::Apply:
348	capela	1509	accept();
349			return;
350	capela	1840	case QMessageBox::Discard:
351	capela	1509	break;
352			default: // Cancel.
353			bReject = false;
354			}
355			}
356	schoenebeck	1461
357	capela	1509	if (bReject)
358			QDialog::reject();
359	schoenebeck	1461	}
360
361
362			// Dirty up settings.
363			void OptionsForm::optionsChanged (void)
364			{
365	capela	1509	if (m_iDirtySetup > 0)
366			return;
367	schoenebeck	1461
368	capela	1509	m_iDirtyCount++;
369			stabilizeForm();
370	schoenebeck	1461	}
371
372
373			// Stabilize current form state.
374			void OptionsForm::stabilizeForm (void)
375			{
376	capela	1738	bool bValid = (m_iDirtyCount > 0);
377
378	capela	1509	bool bEnabled = m_ui.ServerStartCheckBox->isChecked();
379			m_ui.ServerCmdLineTextLabel->setEnabled(bEnabled);
380			m_ui.ServerCmdLineComboBox->setEnabled(bEnabled);
381			m_ui.StartDelayTextLabel->setEnabled(bEnabled);
382			m_ui.StartDelaySpinBox->setEnabled(bEnabled);
383	schoenebeck	1461
384	capela	1738	bEnabled = m_ui.MessagesLogCheckBox->isChecked();
385			m_ui.MessagesLogPathComboBox->setEnabled(bEnabled);
386			m_ui.MessagesLogPathToolButton->setEnabled(bEnabled);
387			if (bEnabled && bValid) {
388			const QString& sPath = m_ui.MessagesLogPathComboBox->currentText();
389			bValid = !sPath.isEmpty();
390			}
391
392	capela	1509	m_ui.AutoRefreshTimeSpinBox->setEnabled(
393			m_ui.AutoRefreshCheckBox->isChecked());
394			m_ui.MessagesLimitLinesSpinBox->setEnabled(
395			m_ui.MessagesLimitCheckBox->isChecked());
396	schoenebeck	1461
397	capela	1738	m_ui.OkPushButton->setEnabled(bValid);
398	schoenebeck	1461	}
399
400
401	capela	1738	// Messages log path browse slot.
402			void OptionsForm::browseMessagesLogPath (void)
403			{
404			QString sFileName = QFileDialog::getSaveFileName(
405			this, // Parent.
406			tr("Messages Log"), // Caption.
407			m_ui.MessagesLogPathComboBox->currentText(), // Start here.
408			tr("Log files") + " (*.log)" // Filter (log files)
409			);
410
411			if (!sFileName.isEmpty()) {
412			m_ui.MessagesLogPathComboBox->setEditText(sFileName);
413			m_ui.MessagesLogPathComboBox->setFocus();
414			optionsChanged();
415			}
416			}
417
418
419	schoenebeck	1461	// The channel display font selection dialog.
420			void OptionsForm::chooseDisplayFont (void)
421			{
422	capela	1509	bool bOk = false;
423			QFont font = QFontDialog::getFont(&bOk,
424			m_ui.DisplayFontTextLabel->font(), this);
425			if (bOk) {
426			m_ui.DisplayFontTextLabel->setFont(font);
427			m_ui.DisplayFontTextLabel->setText(font.family()
428			+ ' ' + QString::number(font.pointSize()));
429			optionsChanged();
430			}
431	schoenebeck	1461	}
432
433
434			// The messages font selection dialog.
435			void OptionsForm::chooseMessagesFont (void)
436			{
437	capela	1509	bool bOk = false;
438			QFont font = QFontDialog::getFont(&bOk,
439			m_ui.MessagesFontTextLabel->font(), this);
440			if (bOk) {
441			m_ui.MessagesFontTextLabel->setFont(font);
442			m_ui.MessagesFontTextLabel->setText(font.family()
443			+ ' ' + QString::number(font.pointSize()));
444			optionsChanged();
445			}
446	schoenebeck	1461	}
447
448
449			// The channel display effect demo changer.
450			void OptionsForm::toggleDisplayEffect ( bool bOn )
451			{
452	capela	1499	QPalette pal;
453			pal.setColor(QPalette::Foreground, Qt::green);
454			if (bOn) {
455	capela	1504	QPixmap pm(":/icons/displaybg1.png");
456	capela	1499	pal.setBrush(QPalette::Background, QBrush(pm));
457			} else {
458			pal.setColor(QPalette::Background, Qt::black);
459			}
460	capela	1509	m_ui.DisplayFontTextLabel->setPalette(pal);
461	schoenebeck	1461
462	capela	1499	optionsChanged();
463	schoenebeck	1461	}
464
465	schoenebeck	1803	void OptionsForm::maxVoicesChanged(int /iMaxVoices/)
466			{
467			bMaxVoicesModified = true;
468			optionsChanged();
469			}
470
471			void OptionsForm::maxStreamsChanged(int /iMaxStreams/)
472			{
473			bMaxStreamsModified = true;
474			optionsChanged();
475			}
476
477	schoenebeck	1461	} // namespace QSampler
478	capela	1464
479	capela	1466	// end of qsamplerOptionsForm.cpp