trunk/src/qsamplerDeviceForm.ui.h

// qsamplerDeviceForm.ui.h
//
// ui.h extension file, included from the uic-generated form implementation.
/****************************************************************************
   Copyright (C) 2005, 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 <qmessagebox.h>
#include <qfiledialog.h>
#include <qfileinfo.h>
#include <qlistbox.h>
#include <qptrlist.h>
#include <qpopupmenu.h>

#include "qsamplerMainForm.h"

#include "config.h"


// Kind of constructor.
void qsamplerDeviceForm::init (void)
{
        // Initialize locals.
        m_pMainForm   = (qsamplerMainForm *) QWidget::parentWidget();
        m_pClient     = NULL;
        m_iDirtySetup = 0;
        m_bNewDevice  = false;
        m_deviceType  = qsamplerDevice::None;
        m_pAudioItems = NULL;
        m_pMidiItems  = NULL;

        // This an outsider (from designer), but rather important.
        QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
                this, SLOT(changeDeviceParam(int,int)));
        QObject::connect(DevicePortParamTable, SIGNAL(valueChanged(int,int)),
                this, SLOT(changeDevicePortParam(int,int)));

        // Try to restore normal window positioning.
        adjustSize();
}


// Kind of destructor.
void qsamplerDeviceForm::destroy (void)
{
}


// Notify our parent that we're emerging.
void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )
{
        if (m_pMainForm)
                m_pMainForm->stabilizeForm();

        stabilizeForm();

        QWidget::showEvent(pShowEvent);
}


// Notify our parent that we're closing.
void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )
{
        QWidget::hideEvent(pHideEvent);

        if (m_pMainForm)
                m_pMainForm->stabilizeForm();
}


// Device configuration dialog setup formal initializer.
void qsamplerDeviceForm::setClient ( lscp_client_t *pClient )
{
        // If it has not changed, do nothing.
        if (m_pClient && m_pClient == pClient)
                return;

        // Set new reference.
        m_pClient = pClient;
        
        // OK. Do a whole refresh around.
        refreshDevices();
}


// Create a new device from current table view.
void qsamplerDeviceForm::createDevice (void)
{
        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

        const qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();

        // Build the parameter list...
        const qsamplerDeviceParamMap& params = device.params();
        lscp_param_t *pParams = new lscp_param_t [params.count() + 1];
        int iParam = 0;
        qsamplerDeviceParamMap::ConstIterator iter;
        for (iter = params.begin(); iter != params.end(); ++iter) {
                pParams[iParam].key   = (char *) iter.key().latin1();
                pParams[iParam].value = (char *) iter.data().value.latin1();
                ++iParam;
        }
        // Null terminated.
        pParams[iParam].key   = NULL;
        pParams[iParam].value = NULL;

        // Now it depends on the device type...
        qsamplerDeviceItem *pRootItem = NULL;
        int iDeviceID = -1;
        switch (device.deviceType()) {
        case qsamplerDevice::Audio:
                pRootItem = m_pAudioItems;
                if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
                                device.driverName().latin1(), pParams)) < 0)
                        m_pMainForm->appendMessagesClient("lscp_create_audio_device");
                break;
        case qsamplerDevice::Midi:
                pRootItem = m_pMidiItems;
                if ((iDeviceID = ::lscp_create_midi_device(m_pClient,
                                device.driverName().latin1(), pParams)) < 0)
                        m_pMainForm->appendMessagesClient("lscp_create_midi_device");
                break;
        case qsamplerDevice::None:
                break;
        }

        // Free used parameter array.
        delete pParams;

        // We're on to create the new device item.
        if (iDeviceID >= 0) {
                // Append the new device item.
                qsamplerDeviceItem *pDeviceItem = new qsamplerDeviceItem(pRootItem,
                        m_pClient, device.deviceType(), iDeviceID);
                // Just make it the new selection...
                DeviceListView->setSelected(pDeviceItem, true);
                // Done.
                m_pMainForm->appendMessages(pDeviceItem->device().deviceName() + ' '
                        + tr("created."));
                // Main session should be marked dirty.
                m_pMainForm->sessionDirty();
        }
}


// Delete current device in table view.
void qsamplerDeviceForm::deleteDevice (void)
{
        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

        const qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();

        // Prompt user if this is for real...
        qsamplerOptions *pOptions = m_pMainForm->options();
        if (pOptions && pOptions->bConfirmRemove) {
                if (QMessageBox::warning(this, tr("Warning"),
                        tr("Delete %1 device:\n\n"
                        "%2\n\n"
                        "Are you sure?")
                        .arg(device.deviceTypeName())
                        .arg(device.deviceName()),
                        tr("OK"), tr("Cancel")) > 0)
                        return;
        }

        // Now it depends on the device type...
        lscp_status_t ret = LSCP_FAILED;
        switch (device.deviceType()) {
        case qsamplerDevice::Audio:
                if ((ret = ::lscp_destroy_audio_device(m_pClient,
                                device.deviceID())) != LSCP_OK)
                        m_pMainForm->appendMessagesClient("lscp_destroy_audio_device");
                break;
        case qsamplerDevice::Midi:
                if ((ret = ::lscp_destroy_midi_device(m_pClient,
                                device.deviceID())) != LSCP_OK)
                        m_pMainForm->appendMessagesClient("lscp_destroy_midi_device");
                break;
        case qsamplerDevice::None:
                break;
        }

        // Show result.
        if (ret == LSCP_OK) {
                // Show log message before loosing it.
                m_pMainForm->appendMessages(device.deviceName() + ' '
                        + tr("deleted."));
                // Done.
                delete pItem;
                // Main session should be marked dirty.
                m_pMainForm->sessionDirty();
        }
}


// Refresh all device list and views.
void qsamplerDeviceForm::refreshDevices (void)
{
        // Avoid nested changes.
        m_iDirtySetup++;

        //
        // (Re)Load complete device configuration data ...
        //
        m_pAudioItems = NULL;
        m_pMidiItems = NULL;
        DeviceListView->clear();
        if (m_pClient) {
                int *piDeviceIDs;
                // Grab and pop Audio devices...
                m_pAudioItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
                        qsamplerDevice::Audio);
                if (m_pAudioItems) {
                        m_pAudioItems->setText(0, tr("Audio"));
                        piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Audio);
                        for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
                                new qsamplerDeviceItem(m_pAudioItems, m_pClient,
                                        qsamplerDevice::Audio, piDeviceIDs[i]);
                        }
                        m_pAudioItems->setOpen(true);
                }
                // Grab and pop MIDI devices...
                m_pMidiItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
                        qsamplerDevice::Midi);
                if (m_pMidiItems) {
                        m_pMidiItems->setText(0, tr("MIDI"));
                        piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Midi);
                        for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
                                new qsamplerDeviceItem(m_pMidiItems, m_pClient,
                                        qsamplerDevice::Midi, piDeviceIDs[i]);
                        }
                        m_pMidiItems->setOpen(true);
                }
        }

        // Done.
        m_iDirtySetup--;

        // Show something.
        selectDevice();
}


// Driver selection slot.
void qsamplerDeviceForm::selectDriver ( const QString& sDriverName )
{
        if (m_iDirtySetup > 0)
                return;

        //
        //  Driver name has changed for a new device...
        //

        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

        qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();

        // Driver change is only valid for scratch devices...
        if (m_bNewDevice) {
                m_iDirtySetup++;
                device.setDriver(m_pClient, sDriverName);
                DeviceParamTable->refresh(device.params(), m_bNewDevice);
                m_iDirtySetup--;
                // Done.
                stabilizeForm();
        }
}


// Device selection slot.
void qsamplerDeviceForm::selectDevice (void)
{
        if (m_iDirtySetup > 0)
                return;

        //
        //  Device selection has changed...
        //

        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM) {
                m_deviceType = qsamplerDevice::None;
                DeviceNameTextLabel->setText(QString::null);
                DeviceParamTable->setNumRows(0);
                DevicePortComboBox->setEnabled(false);
                DevicePortParamTable->setEnabled(false);
                stabilizeForm();
                return;
        }

        qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();

        m_iDirtySetup++;
        // Flag whether this is a new device.
        m_bNewDevice = (device.deviceID() < 0);

        // Fill the device/driver heading...
        QString sPrefix;
        if (!m_bNewDevice)
                sPrefix += device.deviceTypeName() + ' ';
        DeviceNameTextLabel->setText(sPrefix + device.deviceName());
        // The driver combobox is only rebuilt if device type has changed...
        if (device.deviceType() != m_deviceType) {
                DriverNameComboBox->clear();
                DriverNameComboBox->insertStringList(
                        qsamplerDevice::getDrivers(m_pClient, device.deviceType()));
                m_deviceType = device.deviceType();
        }
        // Do we need a driver name?
        if (m_bNewDevice || device.driverName().isEmpty())
                device.setDriver(m_pClient, DriverNameComboBox->currentText());
        const QString& sDriverName = device.driverName();
        if (DriverNameComboBox->listBox()->findItem(sDriverName, Qt::ExactMatch) == NULL)
                DriverNameComboBox->insertItem(sDriverName);
        DriverNameComboBox->setCurrentText(sDriverName);
        DriverNameTextLabel->setEnabled(m_bNewDevice);
        DriverNameComboBox->setEnabled(m_bNewDevice);
        // Fill the device parameter table...
        DeviceParamTable->refresh(device.params(), m_bNewDevice);
        // And now the device port/channel parameter table...
        DevicePortComboBox->clear();
        DevicePortParamTable->setNumRows(0);
        if (m_bNewDevice) {
                DevicePortComboBox->setEnabled(false);
                DevicePortParamTable->setEnabled(false);
        } else {
                QPixmap pixmap;
                switch (device.deviceType()) {
                case qsamplerDevice::Audio:
                    pixmap = QPixmap::fromMimeSource("audio2.png");
                    break;
                case qsamplerDevice::Midi:
                    pixmap = QPixmap::fromMimeSource("midi2.png");
                    break;
                case qsamplerDevice::None:
                    break;
                }
                qsamplerDevicePortList& ports = device.ports();
                qsamplerDevicePort *pPort;
                for (pPort = ports.first(); pPort; pPort = ports.next()) {
            DevicePortComboBox->insertItem(pixmap,
                                device.deviceTypeName() + ' ' + pPort->portName());
                }
                bool bEnabled = (ports.count() > 0);
                DevicePortComboBox->setEnabled(bEnabled);
                DevicePortParamTable->setEnabled(bEnabled);
        }
        // Done.
        m_iDirtySetup--;
        
        // Make the device port/channel selection effective.
        selectDevicePort(DevicePortComboBox->currentItem());
}


// Device port/channel selection slot.
void qsamplerDeviceForm::selectDevicePort ( int iPort )
{
        if (m_iDirtySetup > 0)
                return;

        //
        //  Device port/channel selection has changed...
        //

        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

        qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
        qsamplerDevicePort *pPort = device.ports().at(iPort);
        if (pPort) {
                m_iDirtySetup++;
                DevicePortParamTable->refresh(pPort->params(), true);
                m_iDirtySetup--;
        }
        // Done.
        stabilizeForm();
}


// Device parameter value change slot.
void qsamplerDeviceForm::changeDeviceParam ( int iRow, int iCol )
{
        if (m_iDirtySetup > 0)
                return;
        if (iRow < 0 || iCol < 0)
                return;
                
        //
        //  Device parameter change...
        //

        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

        qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();

        m_iDirtySetup++;
        // Table 1st column has the parameter name;
        const qsamplerDeviceParamMap& params = device.params();
        const QString sParam = DeviceParamTable->text(iRow, 0);
        const QString sValue = DeviceParamTable->text(iRow, iCol);
        
        // Set the local device parameter value.
        device.setParam(sParam, sValue);

        // Set proper device parameter, on existing device ...
        if (device.deviceID() >= 0) {
                // Prepare parameter struct.
                lscp_param_t param;
                param.key   = (char *) sParam.latin1();
                param.value = (char *) sValue.latin1();
                // Now it depends on the device type...
                bool bRefresh = false;
                lscp_status_t ret = LSCP_FAILED;
                switch (device.deviceType()) {
                case qsamplerDevice::Audio:
                    bRefresh = (sParam == "CHANNELS");
                        if ((ret = ::lscp_set_audio_device_param(m_pClient,
                                        device.deviceID(), &param)) != LSCP_OK)
                                m_pMainForm->appendMessagesClient("lscp_set_audio_device_param");
                        break;
                case qsamplerDevice::Midi:
                    bRefresh = (sParam == "PORTS");
                        if ((ret = ::lscp_set_midi_device_param(m_pClient,
                                        device.deviceID(), &param)) != LSCP_OK)
                                m_pMainForm->appendMessagesClient("lscp_set_midi_device_param");
                        break;
                case qsamplerDevice::None:
                        break;
                }
                // Show result.
                if (ret == LSCP_OK) {
                        m_pMainForm->appendMessages(device.deviceName() + ' '
                                + QString("%1: %2.").arg(sParam).arg(sValue));
                        // Special care for specific parameter changes...
                        if (bRefresh)
                            device.refresh(m_pClient);
                }
        }

        // Done.
        m_iDirtySetup--;
        stabilizeForm();
        // Main session should be dirtier...
        m_pMainForm->sessionDirty();
}


// Device port/channel parameter value change slot.
void qsamplerDeviceForm::changeDevicePortParam ( int iRow, int iCol )
{
        if (m_iDirtySetup > 0)
                return;
        if (iRow < 0 || iCol < 0)
                return;

        //
        //  Device port/channel parameter change...
        //

        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

        qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();

        int iPort = DevicePortComboBox->currentItem();
        qsamplerDevicePort *pPort = device.ports().at(iPort);
        if (pPort == NULL)
            return;

        m_iDirtySetup++;
        // Table 1st column has the parameter name;
        const qsamplerDeviceParamMap& params = pPort->params();
        const QString sParam = DevicePortParamTable->text(iRow, 0);
        const QString sValue = DevicePortParamTable->text(iRow, iCol);

        // Set the local device port/channel parameter value.
        pPort->setParam(sParam, sValue);

        // Set proper device port/channel parameter, if any...
        if (device.deviceID() >= 0 && pPort->portID() >= 0) {
                // Prepare parameter struct.
                lscp_param_t param;
                param.key   = (char *) sParam.latin1();
                param.value = (char *) sValue.latin1();
                // Now it depends on the device type...
                lscp_status_t ret = LSCP_FAILED;
                switch (device.deviceType()) {
                case qsamplerDevice::Audio:
                        if ((ret = ::lscp_set_audio_channel_param(m_pClient,
                                        device.deviceID(), pPort->portID(), &param)) != LSCP_OK)
                                m_pMainForm->appendMessagesClient("lscp_set_audio_channel_param");
                        break;
                case qsamplerDevice::Midi:
                        if ((ret = ::lscp_set_midi_port_param(m_pClient,
                                        device.deviceID(), pPort->portID(), &param)) != LSCP_OK)
                                m_pMainForm->appendMessagesClient("lscp_set_midi_port_param");
                        break;
                case qsamplerDevice::None:
                        break;
                }
                // Show result.
                if (ret == LSCP_OK) {
                        m_pMainForm->appendMessages(device.deviceName() + ' '
                                + pPort->portName()     + ' '
                                + QString("%1: %2.").arg(sParam).arg(sValue));
                }
        }

        // Done.
        m_iDirtySetup--;
        stabilizeForm();
        // Main session should be dirtier...
        m_pMainForm->sessionDirty();
}


// Device list view context menu handler.
void qsamplerDeviceForm::contextMenu ( QListViewItem *pItem, const QPoint& pos, int )
{
        int iItemID;
        
        // Build the device context menu...
        QPopupMenu* pContextMenu = new QPopupMenu(this);
        
        bool bClient = (m_pClient != NULL);
        bool bEnabled = (pItem != NULL);
        iItemID = pContextMenu->insertItem(
                QIconSet(QPixmap::fromMimeSource("deviceCreate.png")),
                tr("&Create device"), this, SLOT(createDevice()));
        pContextMenu->setItemEnabled(iItemID, bEnabled || (bClient && m_bNewDevice));
        iItemID = pContextMenu->insertItem(
                QIconSet(QPixmap::fromMimeSource("deviceDelete.png")),
                tr("&Delete device"), this, SLOT(deleteDevice()));
        pContextMenu->setItemEnabled(iItemID, bEnabled && !m_bNewDevice);
        pContextMenu->insertSeparator();
        iItemID = pContextMenu->insertItem(
                QIconSet(QPixmap::fromMimeSource("formRefresh.png")),
                tr("&Refresh"), this, SLOT(refreshDevices()));
        pContextMenu->setItemEnabled(iItemID, bClient);
        
        pContextMenu->exec(pos);
        
        delete pContextMenu;
}


// Stabilize current form state.
void qsamplerDeviceForm::stabilizeForm (void)
{
        QListViewItem *pItem = DeviceListView->selectedItem();
        bool bClient = (m_pClient != NULL);
        bool bEnabled = (pItem != NULL);
        DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
        DriverNameTextLabel->setEnabled(bEnabled &&  m_bNewDevice);
        DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
        DeviceParamTable->setEnabled(bEnabled);
        RefreshDevicesPushButton->setEnabled(bClient);
        CreateDevicePushButton->setEnabled(bEnabled || (bClient && m_bNewDevice));
        DeleteDevicePushButton->setEnabled(bEnabled && !m_bNewDevice);
}


// end of qsamplerDeviceForm.ui.h


1	capela	426	// qsamplerDeviceForm.ui.h
2			//
3			// ui.h extension file, included from the uic-generated form implementation.
4			/****************************************************************************
5	capela	430	Copyright (C) 2005, rncbc aka Rui Nuno Capela. All rights reserved.
6	capela	426
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
18			along with this program; if not, write to the Free Software
19			Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20
21			*****************************************************************************/
22
23			#include <qmessagebox.h>
24	capela	428	#include <qfiledialog.h>
25			#include <qfileinfo.h>
26	capela	430	#include <qlistbox.h>
27	capela	463	#include <qptrlist.h>
28	capela	452	#include <qpopupmenu.h>
29	capela	426
30			#include "qsamplerMainForm.h"
31
32			#include "config.h"
33
34
35			// Kind of constructor.
36			void qsamplerDeviceForm::init (void)
37			{
38	capela	431	// Initialize locals.
39			m_pMainForm = (qsamplerMainForm *) QWidget::parentWidget();
40			m_pClient = NULL;
41	capela	426	m_iDirtySetup = 0;
42	capela	431	m_bNewDevice = false;
43	capela	436	m_deviceType = qsamplerDevice::None;
44	capela	442	m_pAudioItems = NULL;
45			m_pMidiItems = NULL;
46	capela	426
47	capela	433	// This an outsider (from designer), but rather important.
48			QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
49	capela	463	this, SLOT(changeDeviceParam(int,int)));
50			QObject::connect(DevicePortParamTable, SIGNAL(valueChanged(int,int)),
51			this, SLOT(changeDevicePortParam(int,int)));
52
53	capela	431	// Try to restore normal window positioning.
54			adjustSize();
55	capela	426	}
56
57
58			// Kind of destructor.
59			void qsamplerDeviceForm::destroy (void)
60			{
61			}
62
63
64	capela	428	// Notify our parent that we're emerging.
65			void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )
66			{
67	capela	431	if (m_pMainForm)
68			m_pMainForm->stabilizeForm();
69	capela	428
70	capela	431	stabilizeForm();
71	capela	428
72	capela	431	QWidget::showEvent(pShowEvent);
73	capela	428	}
74
75
76			// Notify our parent that we're closing.
77			void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )
78			{
79	capela	431	QWidget::hideEvent(pHideEvent);
80	capela	428
81	capela	431	if (m_pMainForm)
82			m_pMainForm->stabilizeForm();
83	capela	428	}
84
85
86	capela	426	// Device configuration dialog setup formal initializer.
87	capela	428	void qsamplerDeviceForm::setClient ( lscp_client_t *pClient )
88	capela	426	{
89	capela	428	// If it has not changed, do nothing.
90			if (m_pClient && m_pClient == pClient)
91	capela	431	return;
92	capela	426
93	capela	428	// Set new reference.
94			m_pClient = pClient;
95
96			// OK. Do a whole refresh around.
97			refreshDevices();
98			}
99
100
101	capela	433	// Create a new device from current table view.
102			void qsamplerDeviceForm::createDevice (void)
103	capela	428	{
104	capela	433	QListViewItem *pItem = DeviceListView->selectedItem();
105			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
106			return;
107	capela	428
108	capela	462	const qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
109	capela	428
110	capela	433	// Build the parameter list...
111	capela	462	const qsamplerDeviceParamMap& params = device.params();
112	capela	433	lscp_param_t *pParams = new lscp_param_t [params.count() + 1];
113	capela	436	int iParam = 0;
114	capela	433	qsamplerDeviceParamMap::ConstIterator iter;
115			for (iter = params.begin(); iter != params.end(); ++iter) {
116	capela	436	pParams[iParam].key = (char *) iter.key().latin1();
117			pParams[iParam].value = (char *) iter.data().value.latin1();
118			++iParam;
119	capela	433	}
120			// Null terminated.
121	capela	436	pParams[iParam].key = NULL;
122			pParams[iParam].value = NULL;
123	capela	428
124	capela	433	// Now it depends on the device type...
125	capela	442	qsamplerDeviceItem *pRootItem = NULL;
126	capela	433	int iDeviceID = -1;
127			switch (device.deviceType()) {
128			case qsamplerDevice::Audio:
129	capela	448	pRootItem = m_pAudioItems;
130	capela	436	if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
131	capela	433	device.driverName().latin1(), pParams)) < 0)
132			m_pMainForm->appendMessagesClient("lscp_create_audio_device");
133			break;
134			case qsamplerDevice::Midi:
135	capela	448	pRootItem = m_pMidiItems;
136	capela	436	if ((iDeviceID = ::lscp_create_midi_device(m_pClient,
137	capela	433	device.driverName().latin1(), pParams)) < 0)
138			m_pMainForm->appendMessagesClient("lscp_create_midi_device");
139			break;
140	capela	436	case qsamplerDevice::None:
141			break;
142	capela	433	}
143	capela	428
144	capela	433	// Free used parameter array.
145	capela	436	delete pParams;
146	capela	428
147	capela	442	// We're on to create the new device item.
148	capela	433	if (iDeviceID >= 0) {
149	capela	442	// Append the new device item.
150			qsamplerDeviceItem *pDeviceItem = new qsamplerDeviceItem(pRootItem,
151			m_pClient, device.deviceType(), iDeviceID);
152			// Just make it the new selection...
153			DeviceListView->setSelected(pDeviceItem, true);
154	capela	433	// Done.
155	capela	442	m_pMainForm->appendMessages(pDeviceItem->device().deviceName() + ' '
156			+ tr("created."));
157	capela	433	// Main session should be marked dirty.
158			m_pMainForm->sessionDirty();
159			}
160	capela	428	}
161
162
163			// Delete current device in table view.
164			void qsamplerDeviceForm::deleteDevice (void)
165			{
166	capela	433	QListViewItem *pItem = DeviceListView->selectedItem();
167			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
168			return;
169
170	capela	462	const qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
171	capela	433
172	capela	442	// Prompt user if this is for real...
173			qsamplerOptions *pOptions = m_pMainForm->options();
174	capela	448	if (pOptions && pOptions->bConfirmRemove) {
175			if (QMessageBox::warning(this, tr("Warning"),
176			tr("Delete %1 device:\n\n"
177			"%2\n\n"
178			"Are you sure?")
179			.arg(device.deviceTypeName())
180			.arg(device.deviceName()),
181			tr("OK"), tr("Cancel")) > 0)
182			return;
183			}
184	capela	442
185	capela	433	// Now it depends on the device type...
186			lscp_status_t ret = LSCP_FAILED;
187			switch (device.deviceType()) {
188			case qsamplerDevice::Audio:
189	capela	436	if ((ret = ::lscp_destroy_audio_device(m_pClient,
190	capela	433	device.deviceID())) != LSCP_OK)
191			m_pMainForm->appendMessagesClient("lscp_destroy_audio_device");
192			break;
193			case qsamplerDevice::Midi:
194	capela	436	if ((ret = ::lscp_destroy_midi_device(m_pClient,
195	capela	433	device.deviceID())) != LSCP_OK)
196			m_pMainForm->appendMessagesClient("lscp_destroy_midi_device");
197			break;
198	capela	436	case qsamplerDevice::None:
199			break;
200	capela	433	}
201
202			// Show result.
203			if (ret == LSCP_OK) {
204	capela	442	// Show log message before loosing it.
205			m_pMainForm->appendMessages(device.deviceName() + ' '
206			+ tr("deleted."));
207	capela	433	// Done.
208	capela	442	delete pItem;
209	capela	433	// Main session should be marked dirty.
210			m_pMainForm->sessionDirty();
211			}
212	capela	428	}
213
214
215			// Refresh all device list and views.
216			void qsamplerDeviceForm::refreshDevices (void)
217			{
218	capela	431	// Avoid nested changes.
219			m_iDirtySetup++;
220	capela	428
221			//
222	capela	442	// (Re)Load complete device configuration data ...
223	capela	431	//
224	capela	442	m_pAudioItems = NULL;
225			m_pMidiItems = NULL;
226	capela	431	DeviceListView->clear();
227			if (m_pClient) {
228	capela	429	int *piDeviceIDs;
229	capela	430	// Grab and pop Audio devices...
230	capela	442	m_pAudioItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
231	capela	429	qsamplerDevice::Audio);
232	capela	442	if (m_pAudioItems) {
233			m_pAudioItems->setText(0, tr("Audio"));
234	capela	429	piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Audio);
235			for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
236	capela	442	new qsamplerDeviceItem(m_pAudioItems, m_pClient,
237	capela	429	qsamplerDevice::Audio, piDeviceIDs[i]);
238			}
239	capela	442	m_pAudioItems->setOpen(true);
240	capela	428	}
241	capela	430	// Grab and pop MIDI devices...
242	capela	442	m_pMidiItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
243	capela	429	qsamplerDevice::Midi);
244	capela	442	if (m_pMidiItems) {
245			m_pMidiItems->setText(0, tr("MIDI"));
246	capela	429	piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Midi);
247			for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
248	capela	442	new qsamplerDeviceItem(m_pMidiItems, m_pClient,
249	capela	429	qsamplerDevice::Midi, piDeviceIDs[i]);
250			}
251	capela	442	m_pMidiItems->setOpen(true);
252	capela	429	}
253	capela	428	}
254
255	capela	431	// Done.
256	capela	433	m_iDirtySetup--;
257	capela	436
258	capela	433	// Show something.
259	capela	431	selectDevice();
260	capela	428	}
261
262	capela	430
263			// Driver selection slot.
264			void qsamplerDeviceForm::selectDriver ( const QString& sDriverName )
265			{
266	capela	433	if (m_iDirtySetup > 0)
267	capela	436	return;
268	capela	433
269	capela	430	//
270	capela	442	// Driver name has changed for a new device...
271	capela	430	//
272
273	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
274			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
275			return;
276
277			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
278	capela	436
279			// Driver change is only valid for scratch devices...
280	capela	431	if (m_bNewDevice) {
281	capela	442	m_iDirtySetup++;
282	capela	431	device.setDriver(m_pClient, sDriverName);
283	capela	462	DeviceParamTable->refresh(device.params(), m_bNewDevice);
284	capela	442	m_iDirtySetup--;
285	capela	436	// Done.
286			stabilizeForm();
287	capela	431	}
288	capela	430	}
289
290
291	capela	429	// Device selection slot.
292	capela	430	void qsamplerDeviceForm::selectDevice (void)
293	capela	429	{
294	capela	433	if (m_iDirtySetup > 0)
295	capela	436	return;
296	capela	433
297	capela	430	//
298	capela	442	// Device selection has changed...
299	capela	430	//
300	capela	428
301	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
302	capela	430	if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM) {
303	capela	436	m_deviceType = qsamplerDevice::None;
304			DeviceNameTextLabel->setText(QString::null);
305			DeviceParamTable->setNumRows(0);
306	capela	463	DevicePortComboBox->setEnabled(false);
307			DevicePortParamTable->setEnabled(false);
308	capela	430	stabilizeForm();
309			return;
310			}
311	capela	429
312	capela	431	qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
313	capela	436
314	capela	463	m_iDirtySetup++;
315	capela	436	// Flag whether this is a new device.
316	capela	430	m_bNewDevice = (device.deviceID() < 0);
317
318	capela	433	// Fill the device/driver heading...
319	capela	452	QString sPrefix;
320			if (!m_bNewDevice)
321			sPrefix += device.deviceTypeName() + ' ';
322			DeviceNameTextLabel->setText(sPrefix + device.deviceName());
323	capela	436	// The driver combobox is only rebuilt if device type has changed...
324			if (device.deviceType() != m_deviceType) {
325			DriverNameComboBox->clear();
326			DriverNameComboBox->insertStringList(
327			qsamplerDevice::getDrivers(m_pClient, device.deviceType()));
328			m_deviceType = device.deviceType();
329			}
330			// Do we need a driver name?
331			if (m_bNewDevice \|\| device.driverName().isEmpty())
332			device.setDriver(m_pClient, DriverNameComboBox->currentText());
333	capela	430	const QString& sDriverName = device.driverName();
334	capela	436	if (DriverNameComboBox->listBox()->findItem(sDriverName, Qt::ExactMatch) == NULL)
335			DriverNameComboBox->insertItem(sDriverName);
336			DriverNameComboBox->setCurrentText(sDriverName);
337	capela	430	DriverNameTextLabel->setEnabled(m_bNewDevice);
338			DriverNameComboBox->setEnabled(m_bNewDevice);
339			// Fill the device parameter table...
340	capela	462	DeviceParamTable->refresh(device.params(), m_bNewDevice);
341	capela	463	// And now the device port/channel parameter table...
342			DevicePortComboBox->clear();
343			DevicePortParamTable->setNumRows(0);
344			if (m_bNewDevice) {
345			DevicePortComboBox->setEnabled(false);
346			DevicePortParamTable->setEnabled(false);
347			} else {
348			QPixmap pixmap;
349			switch (device.deviceType()) {
350			case qsamplerDevice::Audio:
351			pixmap = QPixmap::fromMimeSource("audio2.png");
352			break;
353			case qsamplerDevice::Midi:
354			pixmap = QPixmap::fromMimeSource("midi2.png");
355			break;
356			case qsamplerDevice::None:
357			break;
358			}
359			qsamplerDevicePortList& ports = device.ports();
360			qsamplerDevicePort *pPort;
361			for (pPort = ports.first(); pPort; pPort = ports.next()) {
362			DevicePortComboBox->insertItem(pixmap,
363			device.deviceTypeName() + ' ' + pPort->portName());
364			}
365			bool bEnabled = (ports.count() > 0);
366			DevicePortComboBox->setEnabled(bEnabled);
367			DevicePortParamTable->setEnabled(bEnabled);
368			}
369	capela	430	// Done.
370	capela	442	m_iDirtySetup--;
371	capela	463
372			// Make the device port/channel selection effective.
373			selectDevicePort(DevicePortComboBox->currentItem());
374			}
375
376
377			// Device port/channel selection slot.
378			void qsamplerDeviceForm::selectDevicePort ( int iPort )
379			{
380			if (m_iDirtySetup > 0)
381			return;
382
383			//
384			// Device port/channel selection has changed...
385			//
386
387			QListViewItem *pItem = DeviceListView->selectedItem();
388			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
389			return;
390
391			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
392			qsamplerDevicePort *pPort = device.ports().at(iPort);
393			if (pPort) {
394			m_iDirtySetup++;
395			DevicePortParamTable->refresh(pPort->params(), true);
396			m_iDirtySetup--;
397			}
398			// Done.
399	capela	430	stabilizeForm();
400	capela	429	}
401
402
403	capela	463	// Device parameter value change slot.
404			void qsamplerDeviceForm::changeDeviceParam ( int iRow, int iCol )
405	capela	432	{
406	capela	442	if (m_iDirtySetup > 0)
407	capela	448	return;
408	capela	442	if (iRow < 0 \|\| iCol < 0)
409	capela	448	return;
410
411	capela	432	//
412	capela	442	// Device parameter change...
413	capela	432	//
414	capela	442
415	capela	432	QListViewItem *pItem = DeviceListView->selectedItem();
416			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
417			return;
418
419			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
420
421	capela	463	m_iDirtySetup++;
422	capela	436	// Table 1st column has the parameter name;
423	capela	462	const qsamplerDeviceParamMap& params = device.params();
424	capela	436	const QString sParam = DeviceParamTable->text(iRow, 0);
425	capela	433	const QString sValue = DeviceParamTable->text(iRow, iCol);
426	capela	462
427			// Set the local device parameter value.
428			device.setParam(sParam, sValue);
429	capela	432
430	capela	433	// Set proper device parameter, on existing device ...
431			if (device.deviceID() >= 0) {
432			// Prepare parameter struct.
433			lscp_param_t param;
434			param.key = (char *) sParam.latin1();
435			param.value = (char *) sValue.latin1();
436			// Now it depends on the device type...
437	capela	463	bool bRefresh = false;
438	capela	433	lscp_status_t ret = LSCP_FAILED;
439			switch (device.deviceType()) {
440			case qsamplerDevice::Audio:
441	capela	463	bRefresh = (sParam == "CHANNELS");
442	capela	436	if ((ret = ::lscp_set_audio_device_param(m_pClient,
443	capela	433	device.deviceID(), &param)) != LSCP_OK)
444			m_pMainForm->appendMessagesClient("lscp_set_audio_device_param");
445			break;
446			case qsamplerDevice::Midi:
447	capela	463	bRefresh = (sParam == "PORTS");
448	capela	436	if ((ret = ::lscp_set_midi_device_param(m_pClient,
449	capela	433	device.deviceID(), &param)) != LSCP_OK)
450			m_pMainForm->appendMessagesClient("lscp_set_midi_device_param");
451			break;
452	capela	436	case qsamplerDevice::None:
453			break;
454	capela	433	}
455			// Show result.
456			if (ret == LSCP_OK) {
457	capela	442	m_pMainForm->appendMessages(device.deviceName() + ' '
458			+ QString("%1: %2.").arg(sParam).arg(sValue));
459	capela	463	// Special care for specific parameter changes...
460			if (bRefresh)
461			device.refresh(m_pClient);
462	capela	433	}
463			}
464	capela	436
465	capela	433	// Done.
466	capela	442	m_iDirtySetup--;
467	capela	432	stabilizeForm();
468	capela	433	// Main session should be dirtier...
469			m_pMainForm->sessionDirty();
470	capela	432	}
471
472
473	capela	463	// Device port/channel parameter value change slot.
474			void qsamplerDeviceForm::changeDevicePortParam ( int iRow, int iCol )
475			{
476			if (m_iDirtySetup > 0)
477			return;
478			if (iRow < 0 \|\| iCol < 0)
479			return;
480
481			//
482			// Device port/channel parameter change...
483			//
484
485			QListViewItem *pItem = DeviceListView->selectedItem();
486			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
487			return;
488
489			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
490
491			int iPort = DevicePortComboBox->currentItem();
492			qsamplerDevicePort *pPort = device.ports().at(iPort);
493			if (pPort == NULL)
494			return;
495
496			m_iDirtySetup++;
497			// Table 1st column has the parameter name;
498			const qsamplerDeviceParamMap& params = pPort->params();
499			const QString sParam = DevicePortParamTable->text(iRow, 0);
500			const QString sValue = DevicePortParamTable->text(iRow, iCol);
501
502			// Set the local device port/channel parameter value.
503			pPort->setParam(sParam, sValue);
504
505			// Set proper device port/channel parameter, if any...
506			if (device.deviceID() >= 0 && pPort->portID() >= 0) {
507			// Prepare parameter struct.
508			lscp_param_t param;
509			param.key = (char *) sParam.latin1();
510			param.value = (char *) sValue.latin1();
511			// Now it depends on the device type...
512			lscp_status_t ret = LSCP_FAILED;
513			switch (device.deviceType()) {
514			case qsamplerDevice::Audio:
515			if ((ret = ::lscp_set_audio_channel_param(m_pClient,
516			device.deviceID(), pPort->portID(), &param)) != LSCP_OK)
517			m_pMainForm->appendMessagesClient("lscp_set_audio_channel_param");
518			break;
519			case qsamplerDevice::Midi:
520			if ((ret = ::lscp_set_midi_port_param(m_pClient,
521			device.deviceID(), pPort->portID(), &param)) != LSCP_OK)
522			m_pMainForm->appendMessagesClient("lscp_set_midi_port_param");
523			break;
524			case qsamplerDevice::None:
525			break;
526			}
527			// Show result.
528			if (ret == LSCP_OK) {
529			m_pMainForm->appendMessages(device.deviceName() + ' '
530			+ pPort->portName() + ' '
531			+ QString("%1: %2.").arg(sParam).arg(sValue));
532			}
533			}
534
535			// Done.
536			m_iDirtySetup--;
537			stabilizeForm();
538			// Main session should be dirtier...
539			m_pMainForm->sessionDirty();
540			}
541
542
543	capela	452	// Device list view context menu handler.
544			void qsamplerDeviceForm::contextMenu ( QListViewItem *pItem, const QPoint& pos, int )
545			{
546			int iItemID;
547
548			// Build the device context menu...
549			QPopupMenu* pContextMenu = new QPopupMenu(this);
550
551			bool bClient = (m_pClient != NULL);
552			bool bEnabled = (pItem != NULL);
553			iItemID = pContextMenu->insertItem(
554			QIconSet(QPixmap::fromMimeSource("deviceCreate.png")),
555	capela	463	tr("&Create device"), this, SLOT(createDevice()));
556	capela	452	pContextMenu->setItemEnabled(iItemID, bEnabled \|\| (bClient && m_bNewDevice));
557			iItemID = pContextMenu->insertItem(
558			QIconSet(QPixmap::fromMimeSource("deviceDelete.png")),
559	capela	463	tr("&Delete device"), this, SLOT(deleteDevice()));
560	capela	452	pContextMenu->setItemEnabled(iItemID, bEnabled && !m_bNewDevice);
561			pContextMenu->insertSeparator();
562			iItemID = pContextMenu->insertItem(
563			QIconSet(QPixmap::fromMimeSource("formRefresh.png")),
564			tr("&Refresh"), this, SLOT(refreshDevices()));
565			pContextMenu->setItemEnabled(iItemID, bClient);
566
567			pContextMenu->exec(pos);
568
569			delete pContextMenu;
570			}
571
572
573	capela	426	// Stabilize current form state.
574			void qsamplerDeviceForm::stabilizeForm (void)
575			{
576	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
577	capela	452	bool bClient = (m_pClient != NULL);
578	capela	431	bool bEnabled = (pItem != NULL);
579	capela	433	DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
580			DriverNameTextLabel->setEnabled(bEnabled && m_bNewDevice);
581	capela	430	DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
582			DeviceParamTable->setEnabled(bEnabled);
583	capela	452	RefreshDevicesPushButton->setEnabled(bClient);
584			CreateDevicePushButton->setEnabled(bEnabled \|\| (bClient && m_bNewDevice));
585	capela	433	DeleteDevicePushButton->setEnabled(bEnabled && !m_bNewDevice);
586	capela	426	}
587
588
589			// end of qsamplerDeviceForm.ui.h
590	capela	463
591
592