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 <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(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)
{
        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...
        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;

        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);
                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);
                stabilizeForm();
                return;
        }

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

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


// parameter value change slot.
void qsamplerDeviceForm::changeValue ( 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;

        m_iDirtySetup++;
        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_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"), this, SLOT(createDevice()));
        pContextMenu->setItemEnabled(iItemID, bEnabled || (bClient && m_bNewDevice));
        iItemID = pContextMenu->insertItem(
                QIconSet(QPixmap::fromMimeSource("deviceDelete.png")),
                tr("&Delete"), 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	452	#include <qpopupmenu.h>
28	capela	426
29			#include "qsamplerMainForm.h"
30
31			#include "config.h"
32
33
34			// Kind of constructor.
35			void qsamplerDeviceForm::init (void)
36			{
37	capela	431	// Initialize locals.
38			m_pMainForm = (qsamplerMainForm *) QWidget::parentWidget();
39			m_pClient = NULL;
40	capela	426	m_iDirtySetup = 0;
41	capela	431	m_bNewDevice = false;
42	capela	436	m_deviceType = qsamplerDevice::None;
43	capela	442	m_pAudioItems = NULL;
44			m_pMidiItems = NULL;
45	capela	426
46	capela	433	// This an outsider (from designer), but rather important.
47			QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
48	capela	436	this, SLOT(changeValue(int,int)));
49	capela	433
50	capela	431	// Try to restore normal window positioning.
51			adjustSize();
52	capela	426	}
53
54
55			// Kind of destructor.
56			void qsamplerDeviceForm::destroy (void)
57			{
58			}
59
60
61	capela	428	// Notify our parent that we're emerging.
62			void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )
63			{
64	capela	431	if (m_pMainForm)
65			m_pMainForm->stabilizeForm();
66	capela	428
67	capela	431	stabilizeForm();
68	capela	428
69	capela	431	QWidget::showEvent(pShowEvent);
70	capela	428	}
71
72
73			// Notify our parent that we're closing.
74			void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )
75			{
76	capela	431	QWidget::hideEvent(pHideEvent);
77	capela	428
78	capela	431	if (m_pMainForm)
79			m_pMainForm->stabilizeForm();
80	capela	428	}
81
82
83	capela	426	// Device configuration dialog setup formal initializer.
84	capela	428	void qsamplerDeviceForm::setClient ( lscp_client_t *pClient )
85	capela	426	{
86	capela	428	// If it has not changed, do nothing.
87			if (m_pClient && m_pClient == pClient)
88	capela	431	return;
89	capela	426
90	capela	428	// Set new reference.
91			m_pClient = pClient;
92
93			// OK. Do a whole refresh around.
94			refreshDevices();
95			}
96
97
98	capela	433	// Create a new device from current table view.
99			void qsamplerDeviceForm::createDevice (void)
100	capela	428	{
101	capela	433	QListViewItem *pItem = DeviceListView->selectedItem();
102			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
103			return;
104	capela	428
105	capela	433	qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
106	capela	428
107	capela	433	// Build the parameter list...
108			qsamplerDeviceParamMap& params = device.params();
109			lscp_param_t *pParams = new lscp_param_t [params.count() + 1];
110	capela	436	int iParam = 0;
111	capela	433	qsamplerDeviceParamMap::ConstIterator iter;
112			for (iter = params.begin(); iter != params.end(); ++iter) {
113	capela	436	pParams[iParam].key = (char *) iter.key().latin1();
114			pParams[iParam].value = (char *) iter.data().value.latin1();
115			++iParam;
116	capela	433	}
117			// Null terminated.
118	capela	436	pParams[iParam].key = NULL;
119			pParams[iParam].value = NULL;
120	capela	428
121	capela	433	// Now it depends on the device type...
122	capela	442	qsamplerDeviceItem *pRootItem = NULL;
123	capela	433	int iDeviceID = -1;
124			switch (device.deviceType()) {
125			case qsamplerDevice::Audio:
126	capela	448	pRootItem = m_pAudioItems;
127	capela	436	if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
128	capela	433	device.driverName().latin1(), pParams)) < 0)
129			m_pMainForm->appendMessagesClient("lscp_create_audio_device");
130			break;
131			case qsamplerDevice::Midi:
132	capela	448	pRootItem = m_pMidiItems;
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	442	// We're on to create the new device item.
145	capela	433	if (iDeviceID >= 0) {
146	capela	442	// Append the new device item.
147			qsamplerDeviceItem *pDeviceItem = new qsamplerDeviceItem(pRootItem,
148			m_pClient, device.deviceType(), iDeviceID);
149			// Just make it the new selection...
150			DeviceListView->setSelected(pDeviceItem, true);
151	capela	433	// Done.
152	capela	442	m_pMainForm->appendMessages(pDeviceItem->device().deviceName() + ' '
153			+ tr("created."));
154	capela	433	// Main session should be marked dirty.
155			m_pMainForm->sessionDirty();
156			}
157	capela	428	}
158
159
160			// Delete current device in table view.
161			void qsamplerDeviceForm::deleteDevice (void)
162			{
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	capela	442	// Prompt user if this is for real...
170			qsamplerOptions *pOptions = m_pMainForm->options();
171	capela	448	if (pOptions && pOptions->bConfirmRemove) {
172			if (QMessageBox::warning(this, tr("Warning"),
173			tr("Delete %1 device:\n\n"
174			"%2\n\n"
175			"Are you sure?")
176			.arg(device.deviceTypeName())
177			.arg(device.deviceName()),
178			tr("OK"), tr("Cancel")) > 0)
179			return;
180			}
181	capela	442
182	capela	433	// Now it depends on the device type...
183			lscp_status_t ret = LSCP_FAILED;
184			switch (device.deviceType()) {
185			case qsamplerDevice::Audio:
186	capela	436	if ((ret = ::lscp_destroy_audio_device(m_pClient,
187	capela	433	device.deviceID())) != LSCP_OK)
188			m_pMainForm->appendMessagesClient("lscp_destroy_audio_device");
189			break;
190			case qsamplerDevice::Midi:
191	capela	436	if ((ret = ::lscp_destroy_midi_device(m_pClient,
192	capela	433	device.deviceID())) != LSCP_OK)
193			m_pMainForm->appendMessagesClient("lscp_destroy_midi_device");
194			break;
195	capela	436	case qsamplerDevice::None:
196			break;
197	capela	433	}
198
199			// Show result.
200			if (ret == LSCP_OK) {
201	capela	442	// Show log message before loosing it.
202			m_pMainForm->appendMessages(device.deviceName() + ' '
203			+ tr("deleted."));
204	capela	433	// Done.
205	capela	442	delete pItem;
206	capela	433	// Main session should be marked dirty.
207			m_pMainForm->sessionDirty();
208			}
209	capela	428	}
210
211
212			// Refresh all device list and views.
213			void qsamplerDeviceForm::refreshDevices (void)
214			{
215	capela	431	// Avoid nested changes.
216			m_iDirtySetup++;
217	capela	428
218			//
219	capela	442	// (Re)Load complete device configuration data ...
220	capela	431	//
221	capela	442	m_pAudioItems = NULL;
222			m_pMidiItems = NULL;
223	capela	431	DeviceListView->clear();
224			if (m_pClient) {
225	capela	429	int *piDeviceIDs;
226	capela	430	// Grab and pop Audio devices...
227	capela	442	m_pAudioItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
228	capela	429	qsamplerDevice::Audio);
229	capela	442	if (m_pAudioItems) {
230			m_pAudioItems->setText(0, tr("Audio"));
231	capela	429	piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Audio);
232			for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
233	capela	442	new qsamplerDeviceItem(m_pAudioItems, m_pClient,
234	capela	429	qsamplerDevice::Audio, piDeviceIDs[i]);
235			}
236	capela	442	m_pAudioItems->setOpen(true);
237	capela	428	}
238	capela	430	// Grab and pop MIDI devices...
239	capela	442	m_pMidiItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
240	capela	429	qsamplerDevice::Midi);
241	capela	442	if (m_pMidiItems) {
242			m_pMidiItems->setText(0, tr("MIDI"));
243	capela	429	piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Midi);
244			for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
245	capela	442	new qsamplerDeviceItem(m_pMidiItems, m_pClient,
246	capela	429	qsamplerDevice::Midi, piDeviceIDs[i]);
247			}
248	capela	442	m_pMidiItems->setOpen(true);
249	capela	429	}
250	capela	428	}
251
252	capela	431	// Done.
253	capela	433	m_iDirtySetup--;
254	capela	436
255	capela	433	// Show something.
256	capela	431	selectDevice();
257	capela	428	}
258
259	capela	430
260			// Driver selection slot.
261			void qsamplerDeviceForm::selectDriver ( const QString& sDriverName )
262			{
263	capela	433	if (m_iDirtySetup > 0)
264	capela	436	return;
265	capela	433
266	capela	430	//
267	capela	442	// Driver name has changed for a new device...
268	capela	430	//
269
270	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
271			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
272			return;
273
274			qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
275	capela	436
276			// Driver change is only valid for scratch devices...
277	capela	431	if (m_bNewDevice) {
278	capela	442	m_iDirtySetup++;
279	capela	431	device.setDriver(m_pClient, sDriverName);
280	capela	436	DeviceParamTable->refresh(device);
281	capela	442	m_iDirtySetup--;
282	capela	436	// Done.
283			stabilizeForm();
284	capela	431	}
285	capela	430	}
286
287
288	capela	429	// Device selection slot.
289	capela	430	void qsamplerDeviceForm::selectDevice (void)
290	capela	429	{
291	capela	433	if (m_iDirtySetup > 0)
292	capela	436	return;
293	capela	433
294	capela	430	//
295	capela	442	// Device selection has changed...
296	capela	430	//
297	capela	428
298	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
299	capela	430	if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM) {
300	capela	436	m_deviceType = qsamplerDevice::None;
301			DeviceNameTextLabel->setText(QString::null);
302			DeviceParamTable->setNumRows(0);
303	capela	430	stabilizeForm();
304			return;
305			}
306	capela	429
307	capela	442	m_iDirtySetup++;
308	capela	431	qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
309	capela	436
310			// Flag whether this is a new device.
311	capela	430	m_bNewDevice = (device.deviceID() < 0);
312
313	capela	433	// Fill the device/driver heading...
314	capela	452	QString sPrefix;
315			if (!m_bNewDevice)
316			sPrefix += device.deviceTypeName() + ' ';
317			DeviceNameTextLabel->setText(sPrefix + device.deviceName());
318	capela	436	// The driver combobox is only rebuilt if device type has changed...
319			if (device.deviceType() != m_deviceType) {
320			DriverNameComboBox->clear();
321			DriverNameComboBox->insertStringList(
322			qsamplerDevice::getDrivers(m_pClient, device.deviceType()));
323			m_deviceType = device.deviceType();
324			}
325			// Do we need a driver name?
326			if (m_bNewDevice \|\| device.driverName().isEmpty())
327			device.setDriver(m_pClient, DriverNameComboBox->currentText());
328	capela	430	const QString& sDriverName = device.driverName();
329	capela	436	if (DriverNameComboBox->listBox()->findItem(sDriverName, Qt::ExactMatch) == NULL)
330			DriverNameComboBox->insertItem(sDriverName);
331			DriverNameComboBox->setCurrentText(sDriverName);
332	capela	430	DriverNameTextLabel->setEnabled(m_bNewDevice);
333			DriverNameComboBox->setEnabled(m_bNewDevice);
334			// Fill the device parameter table...
335	capela	431	DeviceParamTable->refresh(device);
336	capela	430	// Done.
337	capela	442	m_iDirtySetup--;
338	capela	430	stabilizeForm();
339	capela	429	}
340
341
342	capela	432	// parameter value change slot.
343			void qsamplerDeviceForm::changeValue ( int iRow, int iCol )
344			{
345	capela	442	if (m_iDirtySetup > 0)
346	capela	448	return;
347	capela	442	if (iRow < 0 \|\| iCol < 0)
348	capela	448	return;
349
350	capela	432	//
351	capela	442	// Device parameter change...
352	capela	432	//
353	capela	442
354	capela	432	QListViewItem *pItem = DeviceListView->selectedItem();
355			if (pItem == NULL \|\| pItem->rtti() != QSAMPLER_DEVICE_ITEM)
356			return;
357
358	capela	442	m_iDirtySetup++;
359	capela	432	qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
360
361	capela	436	// Table 1st column has the parameter name;
362	capela	432	qsamplerDeviceParamMap& params = device.params();
363	capela	436	const QString sParam = DeviceParamTable->text(iRow, 0);
364	capela	433	const QString sValue = DeviceParamTable->text(iRow, iCol);
365			params[sParam].value = sValue;
366	capela	432
367	capela	433	// Set proper device parameter, on existing device ...
368			if (device.deviceID() >= 0) {
369			// Prepare parameter struct.
370			lscp_param_t param;
371			param.key = (char *) sParam.latin1();
372			param.value = (char *) sValue.latin1();
373			// Now it depends on the device type...
374			lscp_status_t ret = LSCP_FAILED;
375			switch (device.deviceType()) {
376			case qsamplerDevice::Audio:
377	capela	436	if ((ret = ::lscp_set_audio_device_param(m_pClient,
378	capela	433	device.deviceID(), &param)) != LSCP_OK)
379			m_pMainForm->appendMessagesClient("lscp_set_audio_device_param");
380			break;
381			case qsamplerDevice::Midi:
382	capela	436	if ((ret = ::lscp_set_midi_device_param(m_pClient,
383	capela	433	device.deviceID(), &param)) != LSCP_OK)
384			m_pMainForm->appendMessagesClient("lscp_set_midi_device_param");
385			break;
386	capela	436	case qsamplerDevice::None:
387			break;
388	capela	433	}
389			// Show result.
390			if (ret == LSCP_OK) {
391	capela	442	m_pMainForm->appendMessages(device.deviceName() + ' '
392			+ QString("%1: %2.").arg(sParam).arg(sValue));
393	capela	433	}
394			}
395	capela	436
396	capela	433	// Done.
397	capela	442	m_iDirtySetup--;
398	capela	432	stabilizeForm();
399	capela	433	// Main session should be dirtier...
400			m_pMainForm->sessionDirty();
401	capela	432	}
402
403
404	capela	452	// Device list view context menu handler.
405			void qsamplerDeviceForm::contextMenu ( QListViewItem *pItem, const QPoint& pos, int )
406			{
407			int iItemID;
408
409			// Build the device context menu...
410			QPopupMenu* pContextMenu = new QPopupMenu(this);
411
412			bool bClient = (m_pClient != NULL);
413			bool bEnabled = (pItem != NULL);
414			iItemID = pContextMenu->insertItem(
415			QIconSet(QPixmap::fromMimeSource("deviceCreate.png")),
416			tr("&Create"), this, SLOT(createDevice()));
417			pContextMenu->setItemEnabled(iItemID, bEnabled \|\| (bClient && m_bNewDevice));
418			iItemID = pContextMenu->insertItem(
419			QIconSet(QPixmap::fromMimeSource("deviceDelete.png")),
420			tr("&Delete"), this, SLOT(deleteDevice()));
421			pContextMenu->setItemEnabled(iItemID, bEnabled && !m_bNewDevice);
422			pContextMenu->insertSeparator();
423			iItemID = pContextMenu->insertItem(
424			QIconSet(QPixmap::fromMimeSource("formRefresh.png")),
425			tr("&Refresh"), this, SLOT(refreshDevices()));
426			pContextMenu->setItemEnabled(iItemID, bClient);
427
428			pContextMenu->exec(pos);
429
430			delete pContextMenu;
431			}
432
433
434	capela	426	// Stabilize current form state.
435			void qsamplerDeviceForm::stabilizeForm (void)
436			{
437	capela	431	QListViewItem *pItem = DeviceListView->selectedItem();
438	capela	452	bool bClient = (m_pClient != NULL);
439	capela	431	bool bEnabled = (pItem != NULL);
440	capela	433	DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
441			DriverNameTextLabel->setEnabled(bEnabled && m_bNewDevice);
442	capela	430	DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
443			DeviceParamTable->setEnabled(bEnabled);
444	capela	452	RefreshDevicesPushButton->setEnabled(bClient);
445			CreateDevicePushButton->setEnabled(bEnabled \|\| (bClient && m_bNewDevice));
446	capela	433	DeleteDevicePushButton->setEnabled(bEnabled && !m_bNewDevice);
447	capela	426	}
448
449
450			// end of qsamplerDeviceForm.ui.h