/[svn]/qsampler/trunk/src/qsamplerDeviceForm.ui.h
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Contents of /qsampler/trunk/src/qsamplerDeviceForm.ui.h

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Revision 464 - (show annotations) (download) (as text)
Tue Mar 15 15:38:26 2005 UTC (15 years, 4 months ago) by capela
File MIME type: text/x-c++hdr
File size: 17095 byte(s)
Device port/channel configuration is now complete (ufix).

1 // qsamplerDeviceForm.ui.h
2 //
3 // ui.h extension file, included from the uic-generated form implementation.
4 /****************************************************************************
5 Copyright (C) 2005, rncbc aka Rui Nuno Capela. All rights reserved.
6
7 This program is free software; you can redistribute it and/or
8 modify it under the terms of the GNU General Public License
9 as published by the Free Software Foundation; either version 2
10 of the License, or (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
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 #include <qfiledialog.h>
25 #include <qfileinfo.h>
26 #include <qlistbox.h>
27 #include <qptrlist.h>
28 #include <qpopupmenu.h>
29
30 #include "qsamplerMainForm.h"
31
32 #include "config.h"
33
34
35 // Kind of constructor.
36 void qsamplerDeviceForm::init (void)
37 {
38 // Initialize locals.
39 m_pMainForm = (qsamplerMainForm *) QWidget::parentWidget();
40 m_pClient = NULL;
41 m_iDirtySetup = 0;
42 m_bNewDevice = false;
43 m_deviceType = qsamplerDevice::None;
44 m_pAudioItems = NULL;
45 m_pMidiItems = NULL;
46
47 // This an outsider (from designer), but rather important.
48 QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
49 this, SLOT(changeDeviceParam(int,int)));
50 QObject::connect(DevicePortParamTable, SIGNAL(valueChanged(int,int)),
51 this, SLOT(changeDevicePortParam(int,int)));
52
53 // Try to restore normal window positioning.
54 adjustSize();
55 }
56
57
58 // Kind of destructor.
59 void qsamplerDeviceForm::destroy (void)
60 {
61 }
62
63
64 // Notify our parent that we're emerging.
65 void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )
66 {
67 if (m_pMainForm)
68 m_pMainForm->stabilizeForm();
69
70 stabilizeForm();
71
72 QWidget::showEvent(pShowEvent);
73 }
74
75
76 // Notify our parent that we're closing.
77 void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )
78 {
79 QWidget::hideEvent(pHideEvent);
80
81 if (m_pMainForm)
82 m_pMainForm->stabilizeForm();
83 }
84
85
86 // Device configuration dialog setup formal initializer.
87 void qsamplerDeviceForm::setClient ( lscp_client_t *pClient )
88 {
89 // If it has not changed, do nothing.
90 if (m_pClient && m_pClient == pClient)
91 return;
92
93 // Set new reference.
94 m_pClient = pClient;
95
96 // OK. Do a whole refresh around.
97 refreshDevices();
98 }
99
100
101 // Create a new device from current table view.
102 void qsamplerDeviceForm::createDevice (void)
103 {
104 QListViewItem *pItem = DeviceListView->selectedItem();
105 if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
106 return;
107
108 const qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
109
110 // Build the parameter list...
111 const qsamplerDeviceParamMap& params = device.params();
112 lscp_param_t *pParams = new lscp_param_t [params.count() + 1];
113 int iParam = 0;
114 qsamplerDeviceParamMap::ConstIterator iter;
115 for (iter = params.begin(); iter != params.end(); ++iter) {
116 pParams[iParam].key = (char *) iter.key().latin1();
117 pParams[iParam].value = (char *) iter.data().value.latin1();
118 ++iParam;
119 }
120 // Null terminated.
121 pParams[iParam].key = NULL;
122 pParams[iParam].value = NULL;
123
124 // Now it depends on the device type...
125 qsamplerDeviceItem *pRootItem = NULL;
126 int iDeviceID = -1;
127 switch (device.deviceType()) {
128 case qsamplerDevice::Audio:
129 pRootItem = m_pAudioItems;
130 if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
131 device.driverName().latin1(), pParams)) < 0)
132 m_pMainForm->appendMessagesClient("lscp_create_audio_device");
133 break;
134 case qsamplerDevice::Midi:
135 pRootItem = m_pMidiItems;
136 if ((iDeviceID = ::lscp_create_midi_device(m_pClient,
137 device.driverName().latin1(), pParams)) < 0)
138 m_pMainForm->appendMessagesClient("lscp_create_midi_device");
139 break;
140 case qsamplerDevice::None:
141 break;
142 }
143
144 // Free used parameter array.
145 delete pParams;
146
147 // We're on to create the new device item.
148 if (iDeviceID >= 0) {
149 // 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 // Done.
155 m_pMainForm->appendMessages(pDeviceItem->device().deviceName() + ' '
156 + tr("created."));
157 // Main session should be marked dirty.
158 m_pMainForm->sessionDirty();
159 }
160 }
161
162
163 // Delete current device in table view.
164 void qsamplerDeviceForm::deleteDevice (void)
165 {
166 QListViewItem *pItem = DeviceListView->selectedItem();
167 if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
168 return;
169
170 const qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
171
172 // Prompt user if this is for real...
173 qsamplerOptions *pOptions = m_pMainForm->options();
174 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
185 // Now it depends on the device type...
186 lscp_status_t ret = LSCP_FAILED;
187 switch (device.deviceType()) {
188 case qsamplerDevice::Audio:
189 if ((ret = ::lscp_destroy_audio_device(m_pClient,
190 device.deviceID())) != LSCP_OK)
191 m_pMainForm->appendMessagesClient("lscp_destroy_audio_device");
192 break;
193 case qsamplerDevice::Midi:
194 if ((ret = ::lscp_destroy_midi_device(m_pClient,
195 device.deviceID())) != LSCP_OK)
196 m_pMainForm->appendMessagesClient("lscp_destroy_midi_device");
197 break;
198 case qsamplerDevice::None:
199 break;
200 }
201
202 // Show result.
203 if (ret == LSCP_OK) {
204 // Show log message before loosing it.
205 m_pMainForm->appendMessages(device.deviceName() + ' '
206 + tr("deleted."));
207 // Done.
208 delete pItem;
209 // Main session should be marked dirty.
210 m_pMainForm->sessionDirty();
211 }
212 }
213
214
215 // Refresh all device list and views.
216 void qsamplerDeviceForm::refreshDevices (void)
217 {
218 // Avoid nested changes.
219 m_iDirtySetup++;
220
221 //
222 // (Re)Load complete device configuration data ...
223 //
224 m_pAudioItems = NULL;
225 m_pMidiItems = NULL;
226 DeviceListView->clear();
227 if (m_pClient) {
228 int *piDeviceIDs;
229 // Grab and pop Audio devices...
230 m_pAudioItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
231 qsamplerDevice::Audio);
232 if (m_pAudioItems) {
233 m_pAudioItems->setText(0, tr("Audio"));
234 piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Audio);
235 for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
236 new qsamplerDeviceItem(m_pAudioItems, m_pClient,
237 qsamplerDevice::Audio, piDeviceIDs[i]);
238 }
239 m_pAudioItems->setOpen(true);
240 }
241 // Grab and pop MIDI devices...
242 m_pMidiItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
243 qsamplerDevice::Midi);
244 if (m_pMidiItems) {
245 m_pMidiItems->setText(0, tr("MIDI"));
246 piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Midi);
247 for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
248 new qsamplerDeviceItem(m_pMidiItems, m_pClient,
249 qsamplerDevice::Midi, piDeviceIDs[i]);
250 }
251 m_pMidiItems->setOpen(true);
252 }
253 }
254
255 // Done.
256 m_iDirtySetup--;
257
258 // Show something.
259 selectDevice();
260 }
261
262
263 // Driver selection slot.
264 void qsamplerDeviceForm::selectDriver ( const QString& sDriverName )
265 {
266 if (m_iDirtySetup > 0)
267 return;
268
269 //
270 // Driver name has changed for a new device...
271 //
272
273 QListViewItem *pItem = DeviceListView->selectedItem();
274 if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
275 return;
276
277 qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
278
279 // Driver change is only valid for scratch devices...
280 if (m_bNewDevice) {
281 m_iDirtySetup++;
282 device.setDriver(m_pClient, sDriverName);
283 DeviceParamTable->refresh(device.params(), m_bNewDevice);
284 m_iDirtySetup--;
285 // Done.
286 stabilizeForm();
287 }
288 }
289
290
291 // Device selection slot.
292 void qsamplerDeviceForm::selectDevice (void)
293 {
294 if (m_iDirtySetup > 0)
295 return;
296
297 //
298 // Device selection has changed...
299 //
300
301 QListViewItem *pItem = DeviceListView->selectedItem();
302 if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM) {
303 m_deviceType = qsamplerDevice::None;
304 DeviceNameTextLabel->setText(QString::null);
305 DeviceParamTable->setNumRows(0);
306 DevicePortComboBox->setEnabled(false);
307 DevicePortParamTable->setEnabled(false);
308 stabilizeForm();
309 return;
310 }
311
312 qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
313
314 m_iDirtySetup++;
315 // Flag whether this is a new device.
316 m_bNewDevice = (device.deviceID() < 0);
317
318 // Fill the device/driver heading...
319 QString sPrefix;
320 if (!m_bNewDevice)
321 sPrefix += device.deviceTypeName() + ' ';
322 DeviceNameTextLabel->setText(sPrefix + device.deviceName());
323 // 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 const QString& sDriverName = device.driverName();
334 if (DriverNameComboBox->listBox()->findItem(sDriverName, Qt::ExactMatch) == NULL)
335 DriverNameComboBox->insertItem(sDriverName);
336 DriverNameComboBox->setCurrentText(sDriverName);
337 DriverNameTextLabel->setEnabled(m_bNewDevice);
338 DriverNameComboBox->setEnabled(m_bNewDevice);
339 // Fill the device parameter table...
340 DeviceParamTable->refresh(device.params(), m_bNewDevice);
341 // 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 // Done.
370 m_iDirtySetup--;
371
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 stabilizeForm();
400 }
401
402
403 // Device parameter value change slot.
404 void qsamplerDeviceForm::changeDeviceParam ( int iRow, int iCol )
405 {
406 if (m_iDirtySetup > 0)
407 return;
408 if (iRow < 0 || iCol < 0)
409 return;
410
411 //
412 // Device parameter change...
413 //
414
415 QListViewItem *pItem = DeviceListView->selectedItem();
416 if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
417 return;
418
419 qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
420
421 m_iDirtySetup++;
422 // Table 1st column has the parameter name;
423 const QString sParam = DeviceParamTable->text(iRow, 0);
424 const QString sValue = DeviceParamTable->text(iRow, iCol);
425
426 // Set the local device parameter value.
427 device.setParam(sParam, sValue);
428
429 // Set proper device parameter, on existing device ...
430 if (device.deviceID() >= 0) {
431 // Prepare parameter struct.
432 lscp_param_t param;
433 param.key = (char *) sParam.latin1();
434 param.value = (char *) sValue.latin1();
435 // Now it depends on the device type...
436 bool bRefresh = false;
437 lscp_status_t ret = LSCP_FAILED;
438 switch (device.deviceType()) {
439 case qsamplerDevice::Audio:
440 bRefresh = (sParam == "CHANNELS");
441 if ((ret = ::lscp_set_audio_device_param(m_pClient,
442 device.deviceID(), &param)) != LSCP_OK)
443 m_pMainForm->appendMessagesClient("lscp_set_audio_device_param");
444 break;
445 case qsamplerDevice::Midi:
446 bRefresh = (sParam == "PORTS");
447 if ((ret = ::lscp_set_midi_device_param(m_pClient,
448 device.deviceID(), &param)) != LSCP_OK)
449 m_pMainForm->appendMessagesClient("lscp_set_midi_device_param");
450 break;
451 case qsamplerDevice::None:
452 break;
453 }
454 // Show result.
455 if (ret == LSCP_OK) {
456 m_pMainForm->appendMessages(device.deviceName() + ' '
457 + QString("%1: %2.").arg(sParam).arg(sValue));
458 // Special care for specific parameter changes...
459 if (bRefresh)
460 device.refresh(m_pClient);
461 }
462 }
463
464 // Done.
465 m_iDirtySetup--;
466 stabilizeForm();
467 // Main session should be dirtier...
468 m_pMainForm->sessionDirty();
469 }
470
471
472 // Device port/channel parameter value change slot.
473 void qsamplerDeviceForm::changeDevicePortParam ( int iRow, int iCol )
474 {
475 if (m_iDirtySetup > 0)
476 return;
477 if (iRow < 0 || iCol < 0)
478 return;
479
480 //
481 // Device port/channel parameter change...
482 //
483
484 QListViewItem *pItem = DeviceListView->selectedItem();
485 if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
486 return;
487
488 qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
489
490 int iPort = DevicePortComboBox->currentItem();
491 qsamplerDevicePort *pPort = device.ports().at(iPort);
492 if (pPort == NULL)
493 return;
494
495 m_iDirtySetup++;
496 // Table 1st column has the parameter name;
497 const QString sParam = DevicePortParamTable->text(iRow, 0);
498 const QString sValue = DevicePortParamTable->text(iRow, iCol);
499
500 // Set the local device port/channel parameter value.
501 pPort->setParam(sParam, sValue);
502
503 // Set proper device port/channel parameter, if any...
504 if (device.deviceID() >= 0 && pPort->portID() >= 0) {
505 // Prepare parameter struct.
506 lscp_param_t param;
507 param.key = (char *) sParam.latin1();
508 param.value = (char *) sValue.latin1();
509 // Now it depends on the device type...
510 lscp_status_t ret = LSCP_FAILED;
511 switch (device.deviceType()) {
512 case qsamplerDevice::Audio:
513 if ((ret = ::lscp_set_audio_channel_param(m_pClient,
514 device.deviceID(), pPort->portID(), &param)) != LSCP_OK)
515 m_pMainForm->appendMessagesClient("lscp_set_audio_channel_param");
516 break;
517 case qsamplerDevice::Midi:
518 if ((ret = ::lscp_set_midi_port_param(m_pClient,
519 device.deviceID(), pPort->portID(), &param)) != LSCP_OK)
520 m_pMainForm->appendMessagesClient("lscp_set_midi_port_param");
521 break;
522 case qsamplerDevice::None:
523 break;
524 }
525 // Show result.
526 if (ret == LSCP_OK) {
527 m_pMainForm->appendMessages(device.deviceName() + ' '
528 + pPort->portName() + ' '
529 + QString("%1: %2.").arg(sParam).arg(sValue));
530 }
531 }
532
533 // Done.
534 m_iDirtySetup--;
535 stabilizeForm();
536 // Main session should be dirtier...
537 m_pMainForm->sessionDirty();
538 }
539
540
541 // Device list view context menu handler.
542 void qsamplerDeviceForm::contextMenu ( QListViewItem *pItem, const QPoint& pos, int )
543 {
544 int iItemID;
545
546 // Build the device context menu...
547 QPopupMenu* pContextMenu = new QPopupMenu(this);
548
549 bool bClient = (m_pClient != NULL);
550 bool bEnabled = (pItem != NULL);
551 iItemID = pContextMenu->insertItem(
552 QIconSet(QPixmap::fromMimeSource("deviceCreate.png")),
553 tr("&Create device"), this, SLOT(createDevice()));
554 pContextMenu->setItemEnabled(iItemID, bEnabled || (bClient && m_bNewDevice));
555 iItemID = pContextMenu->insertItem(
556 QIconSet(QPixmap::fromMimeSource("deviceDelete.png")),
557 tr("&Delete device"), this, SLOT(deleteDevice()));
558 pContextMenu->setItemEnabled(iItemID, bEnabled && !m_bNewDevice);
559 pContextMenu->insertSeparator();
560 iItemID = pContextMenu->insertItem(
561 QIconSet(QPixmap::fromMimeSource("formRefresh.png")),
562 tr("&Refresh"), this, SLOT(refreshDevices()));
563 pContextMenu->setItemEnabled(iItemID, bClient);
564
565 pContextMenu->exec(pos);
566
567 delete pContextMenu;
568 }
569
570
571 // Stabilize current form state.
572 void qsamplerDeviceForm::stabilizeForm (void)
573 {
574 QListViewItem *pItem = DeviceListView->selectedItem();
575 bool bClient = (m_pClient != NULL);
576 bool bEnabled = (pItem != NULL);
577 DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
578 DriverNameTextLabel->setEnabled(bEnabled && m_bNewDevice);
579 DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
580 DeviceParamTable->setEnabled(bEnabled);
581 RefreshDevicesPushButton->setEnabled(bClient);
582 CreateDevicePushButton->setEnabled(bEnabled || (bClient && m_bNewDevice));
583 DeleteDevicePushButton->setEnabled(bEnabled && !m_bNewDevice);
584 }
585
586
587 // end of qsamplerDeviceForm.ui.h
588
589
590

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