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

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Revision 490 - (show annotations) (download) (as text)
Fri Apr 1 00:34:58 2005 UTC (19 years ago) by capela
File MIME type: text/x-c++hdr
File size: 15480 byte(s)
* Device setup right from the sampler channel dialog gets cleaner.

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

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