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 "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_iDirtyCount = 0;
        m_bNewDevice  = false;
        m_deviceType  = qsamplerDevice::None;

        // This an outsider (from designer), but rather important.
        QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
                this, SLOT(changeValue(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)
{
        //
        // TODO: Create a new device from current table view...
        //
        m_pMainForm->appendMessages("qsamplerDeviceForm::createDevice()");

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

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

        // Build the parameter list...
        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...
        int iDeviceID = -1;
        switch (device.deviceType()) {
        case qsamplerDevice::Audio:
                if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
                                device.driverName().latin1(), pParams)) < 0)
                        m_pMainForm->appendMessagesClient("lscp_create_audio_device");
                break;
        case qsamplerDevice::Midi:
                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;

        // Show result.
        if (iDeviceID >= 0) {
                m_pMainForm->appendMessages(device.deviceName() + ' ' + tr("created."));
                // Done.
                refreshDevices();
                // Main session should be marked dirty.
                m_pMainForm->sessionDirty();
        }
}


// Delete current device in table view.
void qsamplerDeviceForm::deleteDevice (void)
{
        //
        // TODO: Delete current device in table view...
        //
        m_pMainForm->appendMessages("qsamplerDeviceForm::deleteDevice()");

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

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

        // 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) {
                m_pMainForm->appendMessages(device.deviceName() + ' ' + tr("deleted."));
                // Done.
                refreshDevices();
                // Main session should be marked dirty.
                m_pMainForm->sessionDirty();
        }
}


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

        //
        // TODO: Load device configuration data ...
        //
        m_pMainForm->appendMessages("qsamplerDeviceForm::refreshDevices()");

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

        // Done.
        m_iDirtyCount = 0;
        m_iDirtySetup--;

        // Show something.
        selectDevice();
}


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

        //
        //  TODO: Driver name has changed for a new device...
        //
        m_pMainForm->appendMessages("qsamplerDeviceForm::selectDriver()");

        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) {
                device.setDriver(m_pClient, sDriverName);
                DeviceParamTable->refresh(device);
                m_iDirtyCount++;
                // Done.
                stabilizeForm();
        }
}


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

        //
        //  TODO: Device selection has changed...
        //
        m_pMainForm->appendMessages("qsamplerDeviceForm::selectDevice()");

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

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

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

        // Fill the device/driver heading...
        DeviceNameTextLabel->setText(device.deviceTypeName() + ' ' + 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);
        // Done.
        stabilizeForm();
}


// parameter value change slot.
void qsamplerDeviceForm::changeValue ( int iRow, int iCol )
{
        //
        //  TODO: Device parameter change...
        //
        m_pMainForm->appendMessages("qsamplerDeviceForm::changeValue()");
        
        QListViewItem *pItem = DeviceListView->selectedItem();
        if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
                return;

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

        // Table 1st column has the parameter name;
        qsamplerDeviceParamMap& params = device.params();
        const QString sParam = DeviceParamTable->text(iRow, 0);
        const QString sValue = DeviceParamTable->text(iRow, iCol);
        params[sParam].value = 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...
                lscp_status_t ret = LSCP_FAILED;
                switch (device.deviceType()) {
                case qsamplerDevice::Audio:
                        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:
                        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));
                }
        }

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


// Stabilize current form state.
void qsamplerDeviceForm::stabilizeForm (void)
{
        QListViewItem *pItem = DeviceListView->selectedItem();
        bool bEnabled = (pItem != NULL);
        DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
        DriverNameTextLabel->setEnabled(bEnabled &&  m_bNewDevice);
        DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
        DeviceParamTable->setEnabled(bEnabled);
        CreateDevicePushButton->setEnabled(bEnabled ||  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	426
28			#include "qsamplerMainForm.h"
29
30			#include "config.h"
31
32
33			// Kind of constructor.
34			void qsamplerDeviceForm::init (void)
35			{
36	capela	431	// Initialize locals.
37			m_pMainForm = (qsamplerMainForm *) QWidget::parentWidget();
38			m_pClient = NULL;
39	capela	426	m_iDirtySetup = 0;
40	capela	431	m_iDirtyCount = 0;
41			m_bNewDevice = false;
42	capela	436	m_deviceType = qsamplerDevice::None;
43	capela	426
44	capela	433	// This an outsider (from designer), but rather important.
45			QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
46	capela	436	this, SLOT(changeValue(int,int)));
47	capela	433
48	capela	431	// Try to restore normal window positioning.
49			adjustSize();
50	capela	426	}
51
52
53			// Kind of destructor.
54			void qsamplerDeviceForm::destroy (void)
55			{
56			}
57
58
59	capela	428	// Notify our parent that we're emerging.
60			void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )
61			{
62	capela	431	if (m_pMainForm)
63			m_pMainForm->stabilizeForm();
64	capela	428
65	capela	431	stabilizeForm();
66	capela	428
67	capela	431	QWidget::showEvent(pShowEvent);
68	capela	428	}
69
70
71			// Notify our parent that we're closing.
72			void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )
73			{
74	capela	431	QWidget::hideEvent(pHideEvent);
75	capela	428
76	capela	431	if (m_pMainForm)
77			m_pMainForm->stabilizeForm();
78	capela	428	}
79
80
81	capela	426	// Device configuration dialog setup formal initializer.
82	capela	428	void qsamplerDeviceForm::setClient ( lscp_client_t *pClient )
83	capela	426	{
84	capela	428	// If it has not changed, do nothing.
85			if (m_pClient && m_pClient == pClient)
86	capela	431	return;
87	capela	426
88	capela	428	// Set new reference.
89			m_pClient = pClient;
90
91			// OK. Do a whole refresh around.
92			refreshDevices();
93			}
94
95
96	capela	433	// Create a new device from current table view.
97			void qsamplerDeviceForm::createDevice (void)
98	capela	428	{
99			//
100	capela	433	// TODO: Create a new device from current table view...
101	capela	428	//
102	capela	433	m_pMainForm->appendMessages("qsamplerDeviceForm::createDevice()");
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	433	qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
109	capela	428
110	capela	433	// Build the parameter list...
111			qsamplerDeviceParamMap& params = device.params();
112			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			int iDeviceID = -1;
126			switch (device.deviceType()) {
127			case qsamplerDevice::Audio:
128	capela	436	if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
129	capela	433	device.driverName().latin1(), pParams)) < 0)
130			m_pMainForm->appendMessagesClient("lscp_create_audio_device");
131			break;
132			case qsamplerDevice::Midi:
133	capela	436	if ((iDeviceID = ::lscp_create_midi_device(m_pClient,
134	capela	433	device.driverName().latin1(), pParams)) < 0)
135			m_pMainForm->appendMessagesClient("lscp_create_midi_device");
136			break;
137	capela	436	case qsamplerDevice::None:
138			break;
139	capela	433	}
140	capela	428
141	capela	433	// Free used parameter array.
142	capela	436	delete pParams;
143	capela	428
144	capela	433	// Show result.
145			if (iDeviceID >= 0) {
146			m_pMainForm->appendMessages(device.deviceName() + ' ' + tr("created."));
147			// Done.
148			refreshDevices();
149			// Main session should be marked dirty.
150			m_pMainForm->sessionDirty();
151			}
152	capela	428	}
153
154
155			// Delete current device in table view.
156			void qsamplerDeviceForm::deleteDevice (void)
157			{
158			//
159	capela	431	// TODO: Delete current device in table view...
160			//
161	capela	433	m_pMainForm->appendMessages("qsamplerDeviceForm::deleteDevice()");
162	capela	430
163	capela	433	QListViewItem *pItem = DeviceListView->selectedItem();
164			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
165			return;
166
167			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
168
169			// Now it depends on the device type...
170			lscp_status_t ret = LSCP_FAILED;
171			switch (device.deviceType()) {
172			case qsamplerDevice::Audio:
173	capela	436	if ((ret = ::lscp_destroy_audio_device(m_pClient,
174	capela	433	device.deviceID())) != LSCP_OK)
175			m_pMainForm->appendMessagesClient("lscp_destroy_audio_device");
176			break;
177			case qsamplerDevice::Midi:
178	capela	436	if ((ret = ::lscp_destroy_midi_device(m_pClient,
179	capela	433	device.deviceID())) != LSCP_OK)
180			m_pMainForm->appendMessagesClient("lscp_destroy_midi_device");
181			break;
182	capela	436	case qsamplerDevice::None:
183			break;
184	capela	433	}
185
186			// Show result.
187			if (ret == LSCP_OK) {
188			m_pMainForm->appendMessages(device.deviceName() + ' ' + tr("deleted."));
189			// Done.
190			refreshDevices();
191			// Main session should be marked dirty.
192			m_pMainForm->sessionDirty();
193			}
194	capela	428	}
195
196
197			// Refresh all device list and views.
198			void qsamplerDeviceForm::refreshDevices (void)
199			{
200	capela	431	// Avoid nested changes.
201			m_iDirtySetup++;
202	capela	428
203			//
204	capela	431	// TODO: Load device configuration data ...
205			//
206	capela	428	m_pMainForm->appendMessages("qsamplerDeviceForm::refreshDevices()");
207
208	capela	431	DeviceListView->clear();
209			if (m_pClient) {
210	capela	429	qsamplerDeviceItem *pItem;
211			int *piDeviceIDs;
212	capela	430	// Grab and pop Audio devices...
213	capela	431	pItem = new qsamplerDeviceItem(DeviceListView, m_pClient,
214	capela	429	qsamplerDevice::Audio);
215	capela	431	if (pItem) {
216	capela	429	pItem->setText(0, tr("Audio"));
217			piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Audio);
218			for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
219	capela	431	new qsamplerDeviceItem(pItem, m_pClient,
220	capela	429	qsamplerDevice::Audio, piDeviceIDs[i]);
221			}
222	capela	430	pItem->setOpen(true);
223	capela	428	}
224	capela	430	// Grab and pop MIDI devices...
225	capela	431	pItem = new qsamplerDeviceItem(DeviceListView, m_pClient,
226	capela	429	qsamplerDevice::Midi);
227	capela	431	if (pItem) {
228	capela	429	pItem->setText(0, tr("MIDI"));
229			piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Midi);
230			for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
231	capela	431	new qsamplerDeviceItem(pItem, m_pClient,
232	capela	429	qsamplerDevice::Midi, piDeviceIDs[i]);
233			}
234	capela	430	pItem->setOpen(true);
235	capela	429	}
236	capela	428	}
237
238	capela	431	// Done.
239	capela	433	m_iDirtyCount = 0;
240			m_iDirtySetup--;
241	capela	436
242	capela	433	// Show something.
243	capela	431	selectDevice();
244	capela	428	}
245
246	capela	430
247			// Driver selection slot.
248			void qsamplerDeviceForm::selectDriver ( const QString& sDriverName )
249			{
250	capela	433	if (m_iDirtySetup > 0)
251	capela	436	return;
252	capela	433
253	capela	430	//
254			// TODO: Driver name has changed for a new device...
255			//
256	capela	433	m_pMainForm->appendMessages("qsamplerDeviceForm::selectDriver()");
257	capela	430
258	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
259			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
260			return;
261
262			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
263	capela	436
264			// Driver change is only valid for scratch devices...
265	capela	431	if (m_bNewDevice) {
266			device.setDriver(m_pClient, sDriverName);
267	capela	436	DeviceParamTable->refresh(device);
268	capela	431	m_iDirtyCount++;
269	capela	436	// Done.
270			stabilizeForm();
271	capela	431	}
272	capela	430	}
273
274
275	capela	429	// Device selection slot.
276	capela	430	void qsamplerDeviceForm::selectDevice (void)
277	capela	429	{
278	capela	433	if (m_iDirtySetup > 0)
279	capela	436	return;
280	capela	433
281	capela	430	//
282			// TODO: Device selection has changed...
283			//
284			m_pMainForm->appendMessages("qsamplerDeviceForm::selectDevice()");
285	capela	428
286	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
287	capela	430	if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM) {
288	capela	436	m_deviceType = qsamplerDevice::None;
289			DeviceNameTextLabel->setText(QString::null);
290			DeviceParamTable->setNumRows(0);
291	capela	430	stabilizeForm();
292			return;
293			}
294	capela	429
295	capela	431	qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
296	capela	436
297			// Flag whether this is a new device.
298	capela	430	m_bNewDevice = (device.deviceID() < 0);
299
300	capela	433	// Fill the device/driver heading...
301			DeviceNameTextLabel->setText(device.deviceTypeName() + ' ' + device.deviceName());
302	capela	436	// The driver combobox is only rebuilt if device type has changed...
303			if (device.deviceType() != m_deviceType) {
304			DriverNameComboBox->clear();
305			DriverNameComboBox->insertStringList(
306			qsamplerDevice::getDrivers(m_pClient, device.deviceType()));
307			m_deviceType = device.deviceType();
308			}
309			// Do we need a driver name?
310			if (m_bNewDevice \|\| device.driverName().isEmpty())
311			device.setDriver(m_pClient, DriverNameComboBox->currentText());
312	capela	430	const QString& sDriverName = device.driverName();
313	capela	436	if (DriverNameComboBox->listBox()->findItem(sDriverName, Qt::ExactMatch) == NULL)
314			DriverNameComboBox->insertItem(sDriverName);
315			DriverNameComboBox->setCurrentText(sDriverName);
316	capela	430	DriverNameTextLabel->setEnabled(m_bNewDevice);
317			DriverNameComboBox->setEnabled(m_bNewDevice);
318			// Fill the device parameter table...
319	capela	431	DeviceParamTable->refresh(device);
320	capela	430	// Done.
321			stabilizeForm();
322	capela	429	}
323
324
325	capela	432	// parameter value change slot.
326			void qsamplerDeviceForm::changeValue ( int iRow, int iCol )
327			{
328			//
329			// TODO: Device parameter change...
330			//
331			m_pMainForm->appendMessages("qsamplerDeviceForm::changeValue()");
332
333			QListViewItem *pItem = DeviceListView->selectedItem();
334			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
335			return;
336
337			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
338
339	capela	436	// Table 1st column has the parameter name;
340	capela	432	qsamplerDeviceParamMap& params = device.params();
341	capela	436	const QString sParam = DeviceParamTable->text(iRow, 0);
342	capela	433	const QString sValue = DeviceParamTable->text(iRow, iCol);
343			params[sParam].value = sValue;
344	capela	432
345	capela	433	// Set proper device parameter, on existing device ...
346			if (device.deviceID() >= 0) {
347			// Prepare parameter struct.
348			lscp_param_t param;
349			param.key = (char *) sParam.latin1();
350			param.value = (char *) sValue.latin1();
351			// Now it depends on the device type...
352			lscp_status_t ret = LSCP_FAILED;
353			switch (device.deviceType()) {
354			case qsamplerDevice::Audio:
355	capela	436	if ((ret = ::lscp_set_audio_device_param(m_pClient,
356	capela	433	device.deviceID(), &param)) != LSCP_OK)
357			m_pMainForm->appendMessagesClient("lscp_set_audio_device_param");
358			break;
359			case qsamplerDevice::Midi:
360	capela	436	if ((ret = ::lscp_set_midi_device_param(m_pClient,
361	capela	433	device.deviceID(), &param)) != LSCP_OK)
362			m_pMainForm->appendMessagesClient("lscp_set_midi_device_param");
363			break;
364	capela	436	case qsamplerDevice::None:
365			break;
366	capela	433	}
367			// Show result.
368			if (ret == LSCP_OK) {
369			m_pMainForm->appendMessages(device.deviceName() + ' ' +
370			QString("%1: %2.").arg(sParam).arg(sValue));
371			}
372			}
373	capela	436
374	capela	433	// Done.
375	capela	432	m_iDirtyCount++;
376			stabilizeForm();
377	capela	433	// Main session should be dirtier...
378			m_pMainForm->sessionDirty();
379	capela	432	}
380
381
382	capela	426	// Stabilize current form state.
383			void qsamplerDeviceForm::stabilizeForm (void)
384			{
385	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
386			bool bEnabled = (pItem != NULL);
387	capela	433	DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
388			DriverNameTextLabel->setEnabled(bEnabled && m_bNewDevice);
389	capela	430	DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
390			DeviceParamTable->setEnabled(bEnabled);
391	capela	433	CreateDevicePushButton->setEnabled(bEnabled \|\| m_bNewDevice);
392			DeleteDevicePushButton->setEnabled(bEnabled && !m_bNewDevice);
393	capela	426	}
394
395
396			// end of qsamplerDeviceForm.ui.h