/[svn]/qsampler/trunk/src/qsamplerDeviceForm.ui.h
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revision 428 by capela, Mon Mar 7 17:05:55 2005 UTC revision 442 by capela, Thu Mar 10 15:48:38 2005 UTC
# Line 2  Line 2 
2  //  //
3  // ui.h extension file, included from the uic-generated form implementation.  // ui.h extension file, included from the uic-generated form implementation.
4  /****************************************************************************  /****************************************************************************
5     Copyright (C) 2004-2005, rncbc aka Rui Nuno Capela. All rights reserved.     Copyright (C) 2005, rncbc aka Rui Nuno Capela. All rights reserved.
6    
7     This program is free software; you can redistribute it and/or     This program is free software; you can redistribute it and/or
8     modify it under the terms of the GNU General Public License     modify it under the terms of the GNU General Public License
# Line 23  Line 23 
23  #include <qmessagebox.h>  #include <qmessagebox.h>
24  #include <qfiledialog.h>  #include <qfiledialog.h>
25  #include <qfileinfo.h>  #include <qfileinfo.h>
26    #include <qlistbox.h>
27    
28  #include "qsamplerMainForm.h"  #include "qsamplerMainForm.h"
29    
# Line 32  Line 33 
33  // Kind of constructor.  // Kind of constructor.
34  void qsamplerDeviceForm::init (void)  void qsamplerDeviceForm::init (void)
35  {  {
36      // Initialize locals.          // Initialize locals.
37      m_pMainForm   = (qsamplerMainForm *) QWidget::parentWidget();          m_pMainForm   = (qsamplerMainForm *) QWidget::parentWidget();
38      m_pClient     = NULL;          m_pClient     = NULL;
39          m_iDirtySetup = 0;          m_iDirtySetup = 0;
40      m_iDirtyCount = 0;          m_bNewDevice  = false;
41      m_iUntitled   = 1;          m_deviceType  = qsamplerDevice::None;
42            m_pAudioItems = NULL;
43      // Try to restore normal window positioning.          m_pMidiItems  = NULL;
44      adjustSize();  
45            // This an outsider (from designer), but rather important.
46            QObject::connect(DeviceParamTable, SIGNAL(valueChanged(int,int)),
47                    this, SLOT(changeValue(int,int)));
48            
49            // Try to restore normal window positioning.
50            adjustSize();
51  }  }
52    
53    
# Line 53  void qsamplerDeviceForm::destroy (void) Line 60  void qsamplerDeviceForm::destroy (void)
60  // Notify our parent that we're emerging.  // Notify our parent that we're emerging.
61  void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )  void qsamplerDeviceForm::showEvent ( QShowEvent *pShowEvent )
62  {  {
63      if (m_pMainForm)          if (m_pMainForm)
64          m_pMainForm->stabilizeForm();                  m_pMainForm->stabilizeForm();
65    
66      stabilizeForm();          stabilizeForm();
67    
68      QWidget::showEvent(pShowEvent);          QWidget::showEvent(pShowEvent);
69  }  }
70    
71    
72  // Notify our parent that we're closing.  // Notify our parent that we're closing.
73  void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )  void qsamplerDeviceForm::hideEvent ( QHideEvent *pHideEvent )
74  {  {
75      QWidget::hideEvent(pHideEvent);          QWidget::hideEvent(pHideEvent);
76    
77      if (m_pMainForm)          if (m_pMainForm)
78          m_pMainForm->stabilizeForm();                  m_pMainForm->stabilizeForm();
79  }  }
80    
81    
# Line 77  void qsamplerDeviceForm::setClient ( lsc Line 84  void qsamplerDeviceForm::setClient ( lsc
84  {  {
85          // If it has not changed, do nothing.          // If it has not changed, do nothing.
86          if (m_pClient && m_pClient == pClient)          if (m_pClient && m_pClient == pClient)
87              return;                  return;
88    
89          // Set new reference.          // Set new reference.
90          m_pClient = pClient;          m_pClient = pClient;
91                    
         // Set our main client reference.  
     DeviceParameterTable->setClient(m_pClient);  
   
92          // OK. Do a whole refresh around.          // OK. Do a whole refresh around.
93          refreshDevices();          refreshDevices();
94  }  }
95    
96    
97  // Format the displayable device configuration filename.  // Create a new device from current table view.
98  QString qsamplerDeviceForm::devicesName ( const QString& sFilename )  void qsamplerDeviceForm::createDevice (void)
99  {  {
100      QString sDevicesName = sFilename;          QListViewItem *pItem = DeviceListView->selectedItem();
101      qsamplerOptions *pOptions = m_pMainForm->options();          if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
102      if (pOptions) {                  return;
103          bool bCompletePath = (pOptions && pOptions->bCompletePath);  
104          if (sDevicesName.isEmpty())          qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
105                  sDevicesName = tr("Untitled") + QString::number(m_iUntitled);  
106          else if (!bCompletePath)          // Build the parameter list...
107                  sDevicesName = QFileInfo(sDevicesName).fileName();          qsamplerDeviceParamMap& params = device.params();
108            lscp_param_t *pParams = new lscp_param_t [params.count() + 1];
109            int iParam = 0;
110            qsamplerDeviceParamMap::ConstIterator iter;
111            for (iter = params.begin(); iter != params.end(); ++iter) {
112                    pParams[iParam].key   = (char *) iter.key().latin1();
113                    pParams[iParam].value = (char *) iter.data().value.latin1();
114                    ++iParam;
115            }
116            // Null terminated.
117            pParams[iParam].key   = NULL;
118            pParams[iParam].value = NULL;
119    
120            // Now it depends on the device type...
121            qsamplerDeviceItem *pRootItem = NULL;
122            int iDeviceID = -1;
123            switch (device.deviceType()) {
124            case qsamplerDevice::Audio:
125                pRootItem = m_pAudioItems;
126                    if ((iDeviceID = ::lscp_create_audio_device(m_pClient,
127                                    device.driverName().latin1(), pParams)) < 0)
128                            m_pMainForm->appendMessagesClient("lscp_create_audio_device");
129                    break;
130            case qsamplerDevice::Midi:
131                pRootItem = m_pMidiItems;
132                    if ((iDeviceID = ::lscp_create_midi_device(m_pClient,
133                                    device.driverName().latin1(), pParams)) < 0)
134                            m_pMainForm->appendMessagesClient("lscp_create_midi_device");
135                    break;
136            case qsamplerDevice::None:
137                    break;
138          }          }
     return sDevicesName;  
 }  
   
   
 // Window close event handlers.  
 bool qsamplerDeviceForm::queryClose (void)  
 {  
     bool bQueryClose = true;  
   
     if (m_iDirtyCount > 0) {  
         switch (QMessageBox::warning(this, tr("Warning"),  
             tr("The device configuration has been changed.\n\n"  
                "\"%1\"\n\n"  
                "Do you want to save the changes?")  
                            .arg(devicesName(m_sFilename)),  
             tr("Save"), tr("Discard"), tr("Cancel"))) {  
         case 0:     // Save...  
             saveDevices();  
             // Fall thru....  
         case 1:     // Discard  
             break;  
         default:    // Cancel.  
             bQueryClose = false;  
         }  
     }  
   
     return bQueryClose;  
 }  
   
   
139    
140  // Dirty up settings.          // Free used parameter array.
141  void qsamplerDeviceForm::contentsChanged (void)          delete pParams;
 {  
     if (m_iDirtySetup > 0)  
         return;  
142    
143      m_iDirtyCount++;          // We're on to create the new device item.
144      stabilizeForm();          if (iDeviceID >= 0) {
145                    // Append the new device item.
146                    qsamplerDeviceItem *pDeviceItem = new qsamplerDeviceItem(pRootItem,
147                            m_pClient, device.deviceType(), iDeviceID);
148                    // Just make it the new selection...
149                    DeviceListView->setSelected(pDeviceItem, true);
150                    // Done.
151                    m_pMainForm->appendMessages(pDeviceItem->device().deviceName() + ' '
152                            + tr("created."));
153                    // Main session should be marked dirty.
154                    m_pMainForm->sessionDirty();
155            }
156  }  }
157    
158    
159  // Load device configuration slot.  // Delete current device in table view.
160  void qsamplerDeviceForm::loadDevices (void)  void qsamplerDeviceForm::deleteDevice (void)
161  {  {
162      QString sFilename = QFileDialog::getOpenFileName(          QListViewItem *pItem = DeviceListView->selectedItem();
163              m_sFilename,                                    // Start here.          if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
164              tr("Device Configuration files") + " (*.lscp)", // Filter (XML files)                  return;
165              this, 0,                                        // Parent and name (none)  
166              tr("Load Device Configuration")                 // Caption.          qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
167      );  
168            // Prompt user if this is for real...
169      if (sFilename.isEmpty())          qsamplerOptions *pOptions = m_pMainForm->options();
170          return;      if (pOptions && pOptions->bConfirmRemove) {
171            if (QMessageBox::warning(this, tr("Warning"),
172                tr("Delete %1 device:\n\n"
173                   "%2\n\n"
174                   "Are you sure?")
175                   .arg(device.deviceTypeName())
176                   .arg(device.deviceName()),
177                tr("OK"), tr("Cancel")) > 0)
178                return;
179        }
180    
181      // Check if we're going to discard safely the current one...          // Now it depends on the device type...
182      if (!queryClose())          lscp_status_t ret = LSCP_FAILED;
183          return;          switch (device.deviceType()) {
184            case qsamplerDevice::Audio:
185                    if ((ret = ::lscp_destroy_audio_device(m_pClient,
186                                    device.deviceID())) != LSCP_OK)
187                            m_pMainForm->appendMessagesClient("lscp_destroy_audio_device");
188                    break;
189            case qsamplerDevice::Midi:
190                    if ((ret = ::lscp_destroy_midi_device(m_pClient,
191                                    device.deviceID())) != LSCP_OK)
192                            m_pMainForm->appendMessagesClient("lscp_destroy_midi_device");
193                    break;
194            case qsamplerDevice::None:
195                    break;
196            }
197    
198      // Load it right away...          // Show result.
199      loadDevicesFile(sFilename);          if (ret == LSCP_OK) {
200                    // Show log message before loosing it.
201                    m_pMainForm->appendMessages(device.deviceName() + ' '
202                            + tr("deleted."));
203                    // Done.
204                    delete pItem;
205                    // Main session should be marked dirty.
206                    m_pMainForm->sessionDirty();
207            }
208  }  }
209    
210    
211  // Save device configuration slot.  // Refresh all device list and views.
212  void qsamplerDeviceForm::saveDevices (void)  void qsamplerDeviceForm::refreshDevices (void)
213  {  {
214      QString sFilename = QFileDialog::getSaveFileName(          // Avoid nested changes.
215              m_sFilename,                                    // Start here.          m_iDirtySetup++;
             tr("Device Configuration files") + " (*.lscp)", // Filter (XML files)  
             this, 0,                                        // Parent and name (none)  
             tr("Save Device Configuration")                 // Caption.  
     );  
216    
     if (sFilename.isEmpty())  
         return;  
   
     // Enforce .xml extension...  
     if (QFileInfo(sFilename).extension().isEmpty())  
         sFilename += ".lscp";  
   
     // Save it right away...  
     saveDevicesFile(sFilename);  
 }  
   
   
 // Load device configuration from file.  
 void qsamplerDeviceForm::loadDevicesFile ( const QString& sFilename )  
 {  
217          //          //
218      // TODO: Load device configuration from file...          // (Re)Load complete device configuration data ...
219          //          //
220          m_pMainForm->appendMessages("qsamplerDeviceForm::loadDevicesFile(\"" + sFilename + "\")...");          m_pAudioItems = NULL;
221            m_pMidiItems = NULL;
222            DeviceListView->clear();
223            if (m_pClient) {
224                    int *piDeviceIDs;
225                    // Grab and pop Audio devices...
226                    m_pAudioItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
227                            qsamplerDevice::Audio);
228                    if (m_pAudioItems) {
229                            m_pAudioItems->setText(0, tr("Audio"));
230                            piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Audio);
231                            for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
232                                    new qsamplerDeviceItem(m_pAudioItems, m_pClient,
233                                            qsamplerDevice::Audio, piDeviceIDs[i]);
234                            }
235                            m_pAudioItems->setOpen(true);
236                    }
237                    // Grab and pop MIDI devices...
238                    m_pMidiItems = new qsamplerDeviceItem(DeviceListView, m_pClient,
239                            qsamplerDevice::Midi);
240                    if (m_pMidiItems) {
241                            m_pMidiItems->setText(0, tr("MIDI"));
242                            piDeviceIDs = qsamplerDevice::getDevices(m_pClient, qsamplerDevice::Midi);
243                            for (int i = 0; piDeviceIDs && piDeviceIDs[i] >= 0; i++) {
244                                    new qsamplerDeviceItem(m_pMidiItems, m_pClient,
245                                            qsamplerDevice::Midi, piDeviceIDs[i]);
246                            }
247                            m_pMidiItems->setOpen(true);
248                    }
249            }
250    
251          m_sFilename   = sFilename;          // Done.
252          m_iDirtyCount = 0;          m_iDirtySetup--;
253    
254          refreshDevices();          // Show something.
255            selectDevice();
256  }  }
257    
258    
259  // Save device configuration into file.  // Driver selection slot.
260  void qsamplerDeviceForm::saveDevicesFile ( const QString& sFilename )  void qsamplerDeviceForm::selectDriver ( const QString& sDriverName )
261  {  {
262            if (m_iDirtySetup > 0)
263                    return;
264    
265            //
266            //  Driver name has changed for a new device...
267          //          //
     // TODO: Save device configuration into file...  
     //  
         m_pMainForm->appendMessages("qsamplerDeviceForm::saveDevicesFile(\"" + sFilename + "\")...");  
268    
269          m_sFilename   = sFilename;          QListViewItem *pItem = DeviceListView->selectedItem();
270          m_iDirtyCount = 0;          if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
271          stabilizeForm();                  return;
272    
273            qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
274    
275            // Driver change is only valid for scratch devices...
276            if (m_bNewDevice) {
277                    m_iDirtySetup++;
278                    device.setDriver(m_pClient, sDriverName);
279                    DeviceParamTable->refresh(device);
280                    m_iDirtySetup--;
281                    // Done.
282                    stabilizeForm();
283            }
284  }  }
285    
286    
287  // Create a new device from current table view.  // Device selection slot.
288  void qsamplerDeviceForm::createDevice (void)  void qsamplerDeviceForm::selectDevice (void)
289  {  {
290            if (m_iDirtySetup > 0)
291                    return;
292    
293            //
294            //  Device selection has changed...
295          //          //
     // TODO: Create a new device from current table view...  
     //  
         m_pMainForm->appendMessages("qsamplerDeviceForm::createDevice()...");  
 }  
296    
297            QListViewItem *pItem = DeviceListView->selectedItem();
298            if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM) {
299                    m_deviceType = qsamplerDevice::None;
300                    DeviceNameTextLabel->setText(QString::null);
301                    DeviceParamTable->setNumRows(0);
302                    stabilizeForm();
303                    return;
304            }
305    
306  // Update current device in table view.          m_iDirtySetup++;
307  void qsamplerDeviceForm::updateDevice (void)          qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
 {  
         //  
     // TODO: Update current device in table view...  
     //  
         m_pMainForm->appendMessages("qsamplerDeviceForm::updateDevice()...");  
 }  
308    
309            // Flag whether this is a new device.
310            m_bNewDevice = (device.deviceID() < 0);
311    
312  // Delete current device in table view.          // Fill the device/driver heading...
313  void qsamplerDeviceForm::deleteDevice (void)          DeviceNameTextLabel->setText(device.deviceTypeName() + ' ' + device.deviceName());
314  {          // The driver combobox is only rebuilt if device type has changed...
315          //          if (device.deviceType() != m_deviceType) {
316      // TODO: Delete current device in table view...                  DriverNameComboBox->clear();
317      //                  DriverNameComboBox->insertStringList(
318          m_pMainForm->appendMessages("qsamplerDeviceForm::deleteDevice()...");                          qsamplerDevice::getDrivers(m_pClient, device.deviceType()));
319                    m_deviceType = device.deviceType();
320            }
321            // Do we need a driver name?
322            if (m_bNewDevice || device.driverName().isEmpty())
323                    device.setDriver(m_pClient, DriverNameComboBox->currentText());
324            const QString& sDriverName = device.driverName();
325            if (DriverNameComboBox->listBox()->findItem(sDriverName, Qt::ExactMatch) == NULL)
326                    DriverNameComboBox->insertItem(sDriverName);
327            DriverNameComboBox->setCurrentText(sDriverName);
328            DriverNameTextLabel->setEnabled(m_bNewDevice);
329            DriverNameComboBox->setEnabled(m_bNewDevice);
330            // Fill the device parameter table...
331            DeviceParamTable->refresh(device);
332            // Done.
333            m_iDirtySetup--;
334            stabilizeForm();
335  }  }
336    
337    
338  // Refresh all device list and views.  // parameter value change slot.
339  void qsamplerDeviceForm::refreshDevices (void)  void qsamplerDeviceForm::changeValue ( int iRow, int iCol )
340  {  {
341      // Avoid nested changes.          if (m_iDirtySetup > 0)
342      m_iDirtySetup++;              return;
343            if (iRow < 0 || iCol < 0)
344      DeviceListView->clear();              return;
345      if (m_pClient)              
346          new QListViewItem(DeviceListView, tr("<New device>"));          //
347            //  Device parameter change...
348          //          //
     // TODO: Load device configuration data ...  
     //  
         m_pMainForm->appendMessages("qsamplerDeviceForm::refreshDevices()");  
349    
350          DeviceParameterTable->setNumRows(0);          QListViewItem *pItem = DeviceListView->selectedItem();
351          if (m_pClient) {          if (pItem == NULL || pItem->rtti() != QSAMPLER_DEVICE_ITEM)
352                  DeviceParameterTable->insertRows(0, 3);                  return;
353                  for (int c = 0; c < DeviceParameterTable->numCols(); c++) {  
354                          for (int r = 0; r < DeviceParameterTable->numRows(); r++)          m_iDirtySetup++;
355                                  DeviceParameterTable->setText(r, c, QString("R%1C%1").arg(r).arg(c));          qsamplerDevice& device = ((qsamplerDeviceItem *) pItem)->device();
356                          DeviceParameterTable->adjustColumn(c);  
357            // Table 1st column has the parameter name;
358            qsamplerDeviceParamMap& params = device.params();
359            const QString sParam = DeviceParamTable->text(iRow, 0);
360            const QString sValue = DeviceParamTable->text(iRow, iCol);
361            params[sParam].value = sValue;
362    
363            // Set proper device parameter, on existing device ...
364            if (device.deviceID() >= 0) {
365                    // Prepare parameter struct.
366                    lscp_param_t param;
367                    param.key   = (char *) sParam.latin1();
368                    param.value = (char *) sValue.latin1();
369                    // Now it depends on the device type...
370                    lscp_status_t ret = LSCP_FAILED;
371                    switch (device.deviceType()) {
372                    case qsamplerDevice::Audio:
373                            if ((ret = ::lscp_set_audio_device_param(m_pClient,
374                                            device.deviceID(), &param)) != LSCP_OK)
375                                    m_pMainForm->appendMessagesClient("lscp_set_audio_device_param");
376                            break;
377                    case qsamplerDevice::Midi:
378                            if ((ret = ::lscp_set_midi_device_param(m_pClient,
379                                            device.deviceID(), &param)) != LSCP_OK)
380                                    m_pMainForm->appendMessagesClient("lscp_set_midi_device_param");
381                            break;
382                    case qsamplerDevice::None:
383                            break;
384                    }
385                    // Show result.
386                    if (ret == LSCP_OK) {
387                            m_pMainForm->appendMessages(device.deviceName() + ' '
388                                    + QString("%1: %2.").arg(sParam).arg(sValue));
389                  }                  }
390          }          }
391    
392      // Done.          // Done.
393      m_iDirtySetup--;          m_iDirtySetup--;
394  //  stabilizeForm();          stabilizeForm();
395            // Main session should be dirtier...
396            m_pMainForm->sessionDirty();
397  }  }
398    
399    
400  // Stabilize current form state.  // Stabilize current form state.
401  void qsamplerDeviceForm::stabilizeForm (void)  void qsamplerDeviceForm::stabilizeForm (void)
402  {  {
403      // Update the main caption...          QListViewItem *pItem = DeviceListView->selectedItem();
404      QString sDevicesName = devicesName(m_sFilename);          bool bEnabled = (pItem != NULL);
405      if (m_iDirtyCount > 0)          DeviceNameTextLabel->setEnabled(bEnabled && !m_bNewDevice);
406          sDevicesName += '*';          DriverNameTextLabel->setEnabled(bEnabled &&  m_bNewDevice);
407      setCaption(tr("Devices - [%1]").arg(sDevicesName));          DriverNameComboBox->setEnabled(bEnabled && m_bNewDevice);
408            DeviceParamTable->setEnabled(bEnabled);
409          //          CreateDevicePushButton->setEnabled(bEnabled ||  m_bNewDevice);
410          // TODO: Enable/disable available command buttons.          DeleteDevicePushButton->setEnabled(bEnabled && !m_bNewDevice);
         //  
         m_pMainForm->appendMessages("qsamplerDeviceForm::stabilizeForm()");  
   
     SaveDevicesPushButton->setEnabled(m_iDirtyCount > 0);  
       
     CreateDevicePushButton->setEnabled(m_iDirtyCount > 0);  
     UpdateDevicePushButton->setEnabled(m_iDirtyCount > 0);  
     DeleteDevicePushButton->setEnabled(m_iDirtyCount > 0);  
411  }  }
412    
413    
414  // end of qsamplerDeviceForm.ui.h  // end of qsamplerDeviceForm.ui.h
   
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