/[svn]/qsampler/trunk/src/qsamplerMainForm.ui.h
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revision 302 by capela, Wed Nov 17 17:17:18 2004 UTC revision 418 by capela, Wed Mar 2 16:23:10 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, rncbc aka Rui Nuno Capela. All rights reserved.     Copyright (C) 2004-2005, 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 26  Line 26 
26  #include <qprocess.h>  #include <qprocess.h>
27  #include <qmessagebox.h>  #include <qmessagebox.h>
28  #include <qdragobject.h>  #include <qdragobject.h>
29    #include <qregexp.h>
30  #include <qfiledialog.h>  #include <qfiledialog.h>
31  #include <qfileinfo.h>  #include <qfileinfo.h>
32  #include <qfile.h>  #include <qfile.h>
# Line 44  Line 45 
45    
46  #include "config.h"  #include "config.h"
47    
48    #ifdef HAVE_SIGNAL_H
49    #include <signal.h>
50    #endif
51    
52  // Timer constant stuff.  // Timer constant stuff.
53  #define QSAMPLER_TIMER_MSECS    200  #define QSAMPLER_TIMER_MSECS    200
# Line 104  void qsamplerMainForm::init (void) Line 108  void qsamplerMainForm::init (void)
108      m_pMessages = NULL;      m_pMessages = NULL;
109    
110      // We'll start clean.      // We'll start clean.
111      m_iUntitled    = 0;      m_iUntitled   = 0;
112      m_iDirtyCount  = 0;      m_iDirtyCount = 0;
     m_iChangeCount = 0;  
113    
114      m_pServer = NULL;      m_pServer = NULL;
115      m_pClient = NULL;      m_pClient = NULL;
# Line 116  void qsamplerMainForm::init (void) Line 119  void qsamplerMainForm::init (void)
119    
120      m_iTimerSlot = 0;      m_iTimerSlot = 0;
121    
122    #ifdef HAVE_SIGNAL_H
123            // Set to ignore any fatal "Broken pipe" signals.
124            ::signal(SIGPIPE, SIG_IGN);
125    #endif
126    
127      // Make it an MDI workspace.      // Make it an MDI workspace.
128      m_pWorkspace = new QWorkspace(this);      m_pWorkspace = new QWorkspace(this);
129      m_pWorkspace->setScrollBarsEnabled(true);      m_pWorkspace->setScrollBarsEnabled(true);
# Line 165  void qsamplerMainForm::destroy (void) Line 173  void qsamplerMainForm::destroy (void)
173  {  {
174      // Do final processing anyway.      // Do final processing anyway.
175      processServerExit();      processServerExit();
176        
177      // Delete recentfiles menu.  #if defined(WIN32)
178      if (m_pRecentFilesMenu)      WSACleanup();
179          delete m_pRecentFilesMenu;  #endif
180    
181        // Finally drop any widgets around...
182        if (m_pMessages)
183            delete m_pMessages;
184        if (m_pWorkspace)
185            delete m_pWorkspace;
186    
187      // Delete status item labels one by one.      // Delete status item labels one by one.
188      if (m_status[QSAMPLER_STATUS_CLIENT])      if (m_status[QSAMPLER_STATUS_CLIENT])
189          delete m_status[QSAMPLER_STATUS_CLIENT];          delete m_status[QSAMPLER_STATUS_CLIENT];
# Line 179  void qsamplerMainForm::destroy (void) Line 194  void qsamplerMainForm::destroy (void)
194      if (m_status[QSAMPLER_STATUS_SESSION])      if (m_status[QSAMPLER_STATUS_SESSION])
195          delete m_status[QSAMPLER_STATUS_SESSION];          delete m_status[QSAMPLER_STATUS_SESSION];
196    
197      // Finally drop any widgets around...      // Delete recentfiles menu.
198      if (m_pMessages)      if (m_pRecentFilesMenu)
199          delete m_pMessages;          delete m_pRecentFilesMenu;
     if (m_pWorkspace)  
         delete m_pWorkspace;  
   
 #if defined(WIN32)  
     WSACleanup();  
 #endif  
200  }  }
201    
202    
# Line 286  void qsamplerMainForm::closeEvent ( QClo Line 295  void qsamplerMainForm::closeEvent ( QClo
295  }  }
296    
297    
298  // Window drag-n-drop event handlers.  // Drag'n'drop file handler.
299  void qsamplerMainForm::dragEnterEvent ( QDragEnterEvent* pDragEnterEvent )  bool qsamplerMainForm::decodeDragFiles ( const QMimeSource *pEvent, QStringList& files )
300  {  {
301      bool bAccept = false;      bool bDecode = false;
302    
303      if (QTextDrag::canDecode(pDragEnterEvent)) {      if (QTextDrag::canDecode(pEvent)) {
304          QString sUrl;          QString sText;
305          if (QTextDrag::decode(pDragEnterEvent, sUrl) && m_pClient)          bDecode = QTextDrag::decode(pEvent, sText);
306              bAccept = QFileInfo(QUrl(sUrl).path()).exists();          if (bDecode) {
307                files = QStringList::split('\n', sText);
308                for (QStringList::Iterator iter = files.begin(); iter != files.end(); iter++)
309                    *iter = QUrl((*iter).stripWhiteSpace().replace(QRegExp("^file:"), QString::null)).path();
310            }
311      }      }
312    
313      pDragEnterEvent->accept(bAccept);      return bDecode;
314    }
315    
316    
317    // Window drag-n-drop event handlers.
318    void qsamplerMainForm::dragEnterEvent ( QDragEnterEvent* pDragEnterEvent )
319    {
320            QStringList files;
321            pDragEnterEvent->accept(decodeDragFiles(pDragEnterEvent, files));
322  }  }
323    
324    
325  void qsamplerMainForm::dropEvent ( QDropEvent* pDropEvent )  void qsamplerMainForm::dropEvent ( QDropEvent* pDropEvent )
326  {  {
327      if (QTextDrag::canDecode(pDropEvent)) {      QStringList files;
328          QString sUrl;  
329          if (QTextDrag::decode(pDropEvent, sUrl) && closeSession(true))      if (!decodeDragFiles(pDropEvent, files))
330              loadSessionFile(QUrl(sUrl).path());          return;
331      }  
332        for (QStringList::Iterator iter = files.begin(); iter != files.end(); iter++) {
333                    const QString& sPath = *iter;
334                    if (qsamplerChannel::isInstrumentFile(sPath)) {
335                            // Try to create a new channel from instrument file...
336                        qsamplerChannel *pChannel = new qsamplerChannel(this);
337                        if (pChannel == NULL)
338                            return;
339                            // Start setting the instrument filename...
340                            pChannel->setInstrument(sPath, 0);
341                        // Before we show it up, may be we'll
342                        // better ask for some initial values?
343                        if (!pChannel->channelSetup(this)) {
344                            delete pChannel;
345                            return;
346                        }
347                        // Finally, give it to a new channel strip...
348                            if (!createChannelStrip(pChannel)) {
349                            delete pChannel;
350                            return;
351                            }
352                        // Make that an overall update.
353                        m_iDirtyCount++;
354                        stabilizeForm();
355                    }   // Otherwise, load an usual session file (LSCP script)...
356                    else if (closeSession(true))
357                            loadSessionFile(sPath);
358                    // Make it look responsive...:)
359                    QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput);
360            }
361  }  }
362    
363    
# Line 372  bool qsamplerMainForm::newSession (void) Line 422  bool qsamplerMainForm::newSession (void)
422      if (!closeSession(true))      if (!closeSession(true))
423          return false;          return false;
424    
425            // Give us what the server has, right now...
426            updateSession();
427    
428      // Ok increment untitled count.      // Ok increment untitled count.
429      m_iUntitled++;      m_iUntitled++;
430    
# Line 530  bool qsamplerMainForm::loadSessionFile ( Line 583  bool qsamplerMainForm::loadSessionFile (
583              if (::lscp_client_query(m_pClient, sCommand.latin1()) != LSCP_OK) {              if (::lscp_client_query(m_pClient, sCommand.latin1()) != LSCP_OK) {
584                  appendMessagesClient("lscp_client_query");                  appendMessagesClient("lscp_client_query");
585                  iErrors++;                  iErrors++;
586                    break;
587              }              }
588          }          }
589          // Try to make it snappy :)          // Try to make it snappy :)
# Line 541  bool qsamplerMainForm::loadSessionFile ( Line 595  bool qsamplerMainForm::loadSessionFile (
595    
596      // Have we any errors?      // Have we any errors?
597      if (iErrors > 0)      if (iErrors > 0)
598          appendMessagesError(tr("Some setttings could not be loaded\nfrom \"%1\" session file.\n\nSorry.").arg(sFilename));          appendMessagesError(tr("Session could not be loaded\nfrom \"%1\".\n\nSorry.").arg(sFilename));
599    
600      // Now we'll try to create the whole GUI session.          // Now we'll try to create (update) the whole GUI session.
601      int iChannels = ::lscp_get_channels(m_pClient);          updateSession();
     if (iChannels < 0) {  
         appendMessagesClient("lscp_get_channels");  
         appendMessagesError(tr("Could not get current number of channels.\n\nSorry."));  
     }  
       
     // Try to (re)create each channel.  
     m_pWorkspace->setUpdatesEnabled(false);  
     for (int iChannelID = 0; iChannelID < iChannels; iChannelID++) {  
         createChannelStrip(iChannelID);  
         QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput);  
     }  
     m_pWorkspace->setUpdatesEnabled(true);  
602    
603      // Save as default session directory.      // Save as default session directory.
604      if (m_pOptions)      if (m_pOptions)
# Line 569  bool qsamplerMainForm::loadSessionFile ( Line 611  bool qsamplerMainForm::loadSessionFile (
611      appendMessages(tr("Open session: \"%1\".").arg(sessionName(m_sFilename)));      appendMessages(tr("Open session: \"%1\".").arg(sessionName(m_sFilename)));
612            
613      // Make that an overall update.      // Make that an overall update.
     m_iChangeCount++;  
614      stabilizeForm();      stabilizeForm();
615      return true;      return true;
616  }  }
# Line 607  bool qsamplerMainForm::saveSessionFile ( Line 648  bool qsamplerMainForm::saveSessionFile (
648          if (pChannelStrip) {          if (pChannelStrip) {
649              qsamplerChannel *pChannel = pChannelStrip->channel();              qsamplerChannel *pChannel = pChannelStrip->channel();
650              if (pChannel) {              if (pChannel) {
651                  int iChannelID = pChannel->channelID();                  ts << "# Channel " << iChannel << endl;
                 ts << "# " << pChannelStrip->caption() << endl;  
652                  ts << "ADD CHANNEL" << endl;                  ts << "ADD CHANNEL" << endl;
653                  ts << "SET CHANNEL AUDIO_OUTPUT_TYPE " << iChannelID << " " << pChannel->audioDriver() << endl;                  ts << "SET CHANNEL AUDIO_OUTPUT_TYPE " << iChannel << " " << pChannel->audioDriver() << endl;
654                  ts << "SET CHANNEL MIDI_INPUT_TYPE " << iChannelID << " " << pChannel->midiDriver() << endl;                  ts << "SET CHANNEL MIDI_INPUT_TYPE " << iChannel << " " << pChannel->midiDriver() << endl;
655                  ts << "SET CHANNEL MIDI_INPUT_PORT " << iChannelID << " " << pChannel->midiPort() << endl;              //  ts << "SET CHANNEL MIDI_INPUT_PORT " << iChannel << " " << pChannel->midiPort() << endl;
656                  ts << "SET CHANNEL MIDI_INPUT_CHANNEL " << iChannelID << " ";                  ts << "SET CHANNEL MIDI_INPUT_CHANNEL " << iChannel << " ";
657                  if (pChannel->midiChannel() > 0)                  if (pChannel->midiChannel() == LSCP_MIDI_CHANNEL_ALL)
                     ts << pChannel->midiChannel();  
                  else  
658                      ts << "ALL";                      ts << "ALL";
659                    else
660                        ts << pChannel->midiChannel();
661                  ts << endl;                  ts << endl;
662                  ts << "LOAD ENGINE " << pChannel->engineName() << " " << iChannelID << endl;                  ts << "LOAD ENGINE " << pChannel->engineName() << " " << iChannel << endl;
663                  ts << "LOAD INSTRUMENT NON_MODAL '" << pChannel->instrumentFile() << "' " << pChannel->instrumentNr() << " " << iChannelID << endl;                  ts << "LOAD INSTRUMENT NON_MODAL '" << pChannel->instrumentFile() << "' " << pChannel->instrumentNr() << " " << iChannel << endl;
664                  ts << "SET CHANNEL VOLUME " << iChannelID << " " << pChannel->volume() << endl;                  ts << "SET CHANNEL VOLUME " << iChannel << " " << pChannel->volume() << endl;
665                  ts << endl;                  ts << endl;
666              }              }
667          }          }
# Line 721  void qsamplerMainForm::fileReset (void) Line 761  void qsamplerMainForm::fileReset (void)
761    
762      // Log this.      // Log this.
763      appendMessages(tr("Sampler reset."));      appendMessages(tr("Sampler reset."));
764    
765            // Make it a new session...
766            newSession();
767  }  }
768    
769    
# Line 771  void qsamplerMainForm::editAddChannel (v Line 814  void qsamplerMainForm::editAddChannel (v
814      if (m_pClient == NULL)      if (m_pClient == NULL)
815          return;          return;
816    
817      // Just create the channel strip,      // Just create the channel instance...
818      // by giving an invalid channel id.      qsamplerChannel *pChannel = new qsamplerChannel(this);
819      createChannelStrip(-1);      if (pChannel == NULL)
820            return;
821    
822        // Before we show it up, may be we'll
823        // better ask for some initial values?
824        if (!pChannel->channelSetup(this)) {
825            delete pChannel;
826            return;
827        }
828        
829        // And give it to the strip (will own the channel instance, if successful).
830        if (!createChannelStrip(pChannel)) {
831            delete pChannel;
832            return;
833        }
834    
835        // Make that an overall update.
836        m_iDirtyCount++;
837        stabilizeForm();
838  }  }
839    
840    
# Line 844  void qsamplerMainForm::editResetChannel Line 905  void qsamplerMainForm::editResetChannel
905      if (pChannelStrip == NULL)      if (pChannelStrip == NULL)
906          return;          return;
907    
908      qsamplerChannel *pChannel = pChannelStrip->channel();      // Just invoque the channel strip procedure.
909      if (pChannel == NULL)      pChannelStrip->channelReset();
910          return;  }
911    
     // Reset the existing sampler channel.  
     pChannel->resetChannel();  
912    
913      // And force a deferred update.  // Reset all sampler channels.
914      m_iChangeCount++;  void qsamplerMainForm::editResetAllChannels (void)
915    {
916        if (m_pClient == NULL)
917            return;
918    
919        // Invoque the channel strip procedure,
920            // for all channels out there...
921        m_pWorkspace->setUpdatesEnabled(false);
922        QWidgetList wlist = m_pWorkspace->windowList();
923        for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
924            qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
925            if (pChannelStrip)
926                    pChannelStrip->channelReset();
927        }
928        m_pWorkspace->setUpdatesEnabled(true);
929  }  }
930    
931    
# Line 932  void qsamplerMainForm::viewOptions (void Line 1005  void qsamplerMainForm::viewOptions (void
1005          int     bOldMessagesLimit   = m_pOptions->bMessagesLimit;          int     bOldMessagesLimit   = m_pOptions->bMessagesLimit;
1006          int     iOldMessagesLimitLines = m_pOptions->iMessagesLimitLines;          int     iOldMessagesLimitLines = m_pOptions->iMessagesLimitLines;
1007          bool    bOldCompletePath    = m_pOptions->bCompletePath;          bool    bOldCompletePath    = m_pOptions->bCompletePath;
1008            bool    bOldInstrumentNames = m_pOptions->bInstrumentNames;
1009          int     iOldMaxRecentFiles  = m_pOptions->iMaxRecentFiles;          int     iOldMaxRecentFiles  = m_pOptions->iMaxRecentFiles;
1010          // Load the current setup settings.          // Load the current setup settings.
1011          pOptionsForm->setup(m_pOptions);          pOptionsForm->setup(m_pOptions);
# Line 950  void qsamplerMainForm::viewOptions (void Line 1024  void qsamplerMainForm::viewOptions (void
1024                  (!bOldCompletePath &&  m_pOptions->bCompletePath) ||                  (!bOldCompletePath &&  m_pOptions->bCompletePath) ||
1025                  (iOldMaxRecentFiles != m_pOptions->iMaxRecentFiles))                  (iOldMaxRecentFiles != m_pOptions->iMaxRecentFiles))
1026                  updateRecentFilesMenu();                  updateRecentFilesMenu();
1027                if (( bOldInstrumentNames && !m_pOptions->bInstrumentNames) ||
1028                    (!bOldInstrumentNames &&  m_pOptions->bInstrumentNames))
1029                    updateInstrumentNames();
1030              if (( bOldDisplayEffect && !m_pOptions->bDisplayEffect) ||              if (( bOldDisplayEffect && !m_pOptions->bDisplayEffect) ||
1031                  (!bOldDisplayEffect &&  m_pOptions->bDisplayEffect))                  (!bOldDisplayEffect &&  m_pOptions->bDisplayEffect))
1032                  updateDisplayEffect();                  updateDisplayEffect();
# Line 1060  void qsamplerMainForm::helpAbout (void) Line 1137  void qsamplerMainForm::helpAbout (void)
1137      sText += tr("GIG (libgig) file support disabled.");      sText += tr("GIG (libgig) file support disabled.");
1138      sText += "</font></small><br />";      sText += "</font></small><br />";
1139  #endif  #endif
1140    #ifndef CONFIG_INSTRUMENT_NAME
1141        sText += "<small><font color=\"red\">";
1142        sText += tr("LSCP (liblscp) instrument_name support disabled.");
1143        sText += "</font></small><br />";
1144    #endif
1145      sText += "<br />\n";      sText += "<br />\n";
1146      sText += tr("Using") + ": ";      sText += tr("Using") + ": ";
1147      sText += ::lscp_client_package();      sText += ::lscp_client_package();
# Line 1087  void qsamplerMainForm::helpAbout (void) Line 1169  void qsamplerMainForm::helpAbout (void)
1169  void qsamplerMainForm::stabilizeForm (void)  void qsamplerMainForm::stabilizeForm (void)
1170  {  {
1171      // Update the main application caption...      // Update the main application caption...
1172      QString sSessioName = sessionName(m_sFilename);      QString sSessionName = sessionName(m_sFilename);
1173      if (m_iDirtyCount > 0)      if (m_iDirtyCount > 0)
1174          sSessioName += '*';          sSessionName += '*';
1175      setCaption(tr(QSAMPLER_TITLE " - [%1]").arg(sSessioName));      setCaption(tr(QSAMPLER_TITLE " - [%1]").arg(sSessionName));
1176    
1177      // Update the main menu state...      // Update the main menu state...
1178      qsamplerChannelStrip *pChannelStrip = activeChannelStrip();      qsamplerChannelStrip *pChannelStrip = activeChannelStrip();
# Line 1106  void qsamplerMainForm::stabilizeForm (vo Line 1188  void qsamplerMainForm::stabilizeForm (vo
1188      editRemoveChannelAction->setEnabled(bHasChannel);      editRemoveChannelAction->setEnabled(bHasChannel);
1189      editSetupChannelAction->setEnabled(bHasChannel);      editSetupChannelAction->setEnabled(bHasChannel);
1190      editResetChannelAction->setEnabled(bHasChannel);      editResetChannelAction->setEnabled(bHasChannel);
1191        editResetAllChannelsAction->setEnabled(bHasChannel);
1192      channelsArrangeAction->setEnabled(bHasChannel);      channelsArrangeAction->setEnabled(bHasChannel);
1193      viewMessagesAction->setOn(m_pMessages && m_pMessages->isVisible());      viewMessagesAction->setOn(m_pMessages && m_pMessages->isVisible());
1194    
# Line 1138  void qsamplerMainForm::stabilizeForm (vo Line 1221  void qsamplerMainForm::stabilizeForm (vo
1221    
1222    
1223  // Channel change receiver slot.  // Channel change receiver slot.
1224  void qsamplerMainForm::channelStripChanged( qsamplerChannelStrip * )  void qsamplerMainForm::channelStripChanged( qsamplerChannelStrip *pChannelStrip )
1225  {  {
1226      // Flag that we're update those channel strips.          // Add this strip to the changed list...
1227      m_iChangeCount++;          if (m_changedStrips.containsRef(pChannelStrip) == 0)
1228                    m_changedStrips.append(pChannelStrip);
1229    
1230      // Just mark the dirty form.      // Just mark the dirty form.
1231      m_iDirtyCount++;      m_iDirtyCount++;
1232      // and update the form status...      // and update the form status...
# Line 1149  void qsamplerMainForm::channelStripChang Line 1234  void qsamplerMainForm::channelStripChang
1234  }  }
1235    
1236    
1237    // Grab and restore current sampler channels session.
1238    void qsamplerMainForm::updateSession (void)
1239    {
1240            // Retrieve the current channel list.
1241            int *piChannelIDs = ::lscp_list_channels(m_pClient);
1242            if (piChannelIDs == NULL) {
1243                    if (::lscp_client_get_errno(m_pClient)) {
1244                            appendMessagesClient("lscp_list_channels");
1245                            appendMessagesError(tr("Could not get current list of channels.\n\nSorry."));
1246                    }
1247                    return;
1248            }
1249    
1250            // Try to (re)create each channel.
1251            m_pWorkspace->setUpdatesEnabled(false);
1252            for (int iChannel = 0; piChannelIDs[iChannel] >= 0; iChannel++) {
1253                    // Check if theres already a channel strip for this one...
1254                    if (!channelStrip(piChannelIDs[iChannel]))
1255                            createChannelStrip(new qsamplerChannel(this, piChannelIDs[iChannel]));
1256                    // Make it visibly responsive...
1257                    QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput);
1258            }
1259            m_pWorkspace->setUpdatesEnabled(true);
1260    }
1261    
1262    
1263  // Update the recent files list and menu.  // Update the recent files list and menu.
1264  void qsamplerMainForm::updateRecentFiles ( const QString& sFilename )  void qsamplerMainForm::updateRecentFiles ( const QString& sFilename )
1265  {  {
# Line 1193  void qsamplerMainForm::updateRecentFiles Line 1304  void qsamplerMainForm::updateRecentFiles
1304  }  }
1305    
1306    
1307    // Force update of the channels instrument names mode.
1308    void qsamplerMainForm::updateInstrumentNames (void)
1309    {
1310        // Full channel list update...
1311        QWidgetList wlist = m_pWorkspace->windowList();
1312        if (wlist.isEmpty())
1313            return;
1314    
1315        m_pWorkspace->setUpdatesEnabled(false);
1316        for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1317            qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1318            if (pChannelStrip)
1319                pChannelStrip->updateInstrumentName(true);
1320        }
1321        m_pWorkspace->setUpdatesEnabled(true);
1322    }
1323    
1324    
1325  // Force update of the channels display font.  // Force update of the channels display font.
1326  void qsamplerMainForm::updateDisplayFont (void)  void qsamplerMainForm::updateDisplayFont (void)
1327  {  {
# Line 1358  void qsamplerMainForm::updateMessagesCap Line 1487  void qsamplerMainForm::updateMessagesCap
1487  // qsamplerMainForm -- MDI channel strip management.  // qsamplerMainForm -- MDI channel strip management.
1488    
1489  // The channel strip creation executive.  // The channel strip creation executive.
1490  qsamplerChannelStrip *qsamplerMainForm::createChannelStrip ( int iChannelID )  qsamplerChannelStrip *qsamplerMainForm::createChannelStrip ( qsamplerChannel *pChannel )
1491  {  {
1492      if (m_pClient == NULL)      if (m_pClient == NULL || pChannel == NULL)
1493          return NULL;          return NULL;
1494    
1495      // Prepare for auto-arrange?      // Prepare for auto-arrange?
# Line 1370  qsamplerChannelStrip *qsamplerMainForm:: Line 1499  qsamplerChannelStrip *qsamplerMainForm::
1499          QWidgetList wlist = m_pWorkspace->windowList();          QWidgetList wlist = m_pWorkspace->windowList();
1500          for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {          for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1501              pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);              pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1502          //  y += pChannelStrip->height() + pChannelStrip->parentWidget()->baseSize().height();                          if (pChannelStrip) {
1503              y += pChannelStrip->parentWidget()->frameGeometry().height();                          //  y += pChannelStrip->height() + pChannelStrip->parentWidget()->baseSize().height();
1504                                    y += pChannelStrip->parentWidget()->frameGeometry().height();
1505                            }
1506          }          }
1507      }      }
1508    
1509      // Add a new channel itema...      // Add a new channel itema...
1510      WFlags wflags = Qt::WStyle_Customize | Qt::WStyle_Tool | Qt::WStyle_Title | Qt::WStyle_NoBorder;      WFlags wflags = Qt::WStyle_Customize | Qt::WStyle_Tool | Qt::WStyle_Title | Qt::WStyle_NoBorder;
1511      pChannelStrip = new qsamplerChannelStrip(m_pWorkspace, 0, wflags);      pChannelStrip = new qsamplerChannelStrip(m_pWorkspace, 0, wflags);
1512      // Actual channel setup.      if (pChannelStrip == NULL)
     pChannelStrip->setup(this, iChannelID);  
     QObject::connect(pChannelStrip, SIGNAL(channelChanged(qsamplerChannelStrip *)), this, SLOT(channelStripChanged(qsamplerChannelStrip *)));  
     // Before we show it up, may be we'll  
     // better ask for some initial values?  
     if (iChannelID < 0 && !pChannelStrip->channelSetup()) {  
         // No luck, bail out...  
         delete pChannelStrip;  
1513          return NULL;          return NULL;
1514      }          
1515        // Actual channel strip setup...
1516        pChannelStrip->setup(pChannel);
1517        QObject::connect(pChannelStrip, SIGNAL(channelChanged(qsamplerChannelStrip *)), this, SLOT(channelStripChanged(qsamplerChannelStrip *)));
1518      // Set some initial aesthetic options...      // Set some initial aesthetic options...
1519      if (m_pOptions) {      if (m_pOptions) {
1520          // Background display effect...          // Background display effect...
# Line 1410  qsamplerChannelStrip *qsamplerMainForm:: Line 1536  qsamplerChannelStrip *qsamplerMainForm::
1536          int iHeight = pChannelStrip->parentWidget()->frameGeometry().height();          int iHeight = pChannelStrip->parentWidget()->frameGeometry().height();
1537          pChannelStrip->parentWidget()->setGeometry(0, y, iWidth, iHeight);          pChannelStrip->parentWidget()->setGeometry(0, y, iWidth, iHeight);
1538      }      }
1539        
1540            // This is pretty new, so we'll watch for it closely.
1541            channelStripChanged(pChannelStrip);
1542    
1543      // Return our successful reference...      // Return our successful reference...
1544      return pChannelStrip;      return pChannelStrip;
1545  }  }
# Line 1428  qsamplerChannelStrip *qsamplerMainForm:: Line 1557  qsamplerChannelStrip *qsamplerMainForm::
1557  {  {
1558      QWidgetList wlist = m_pWorkspace->windowList();      QWidgetList wlist = m_pWorkspace->windowList();
1559      if (wlist.isEmpty())      if (wlist.isEmpty())
1560          return 0;          return NULL;
1561    
1562      return (qsamplerChannelStrip *) wlist.at(iChannel);      return (qsamplerChannelStrip *) wlist.at(iChannel);
1563  }  }
1564    
1565    
1566    // Retrieve a channel strip by sampler channel id.
1567    qsamplerChannelStrip *qsamplerMainForm::channelStrip ( int iChannelID )
1568    {
1569            QWidgetList wlist = m_pWorkspace->windowList();
1570            if (wlist.isEmpty())
1571                    return NULL;
1572            
1573            for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1574                    qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1575                    if (pChannelStrip) {
1576                            qsamplerChannel *pChannel = pChannelStrip->channel();
1577                            if (pChannel && pChannel->channelID() == iChannelID)
1578                                    return pChannelStrip;
1579                    }
1580            }
1581    
1582            // Not found.
1583            return NULL;
1584    }
1585    
1586    
1587  // Construct the windows menu.  // Construct the windows menu.
1588  void qsamplerMainForm::channelsMenuAboutToShow (void)  void qsamplerMainForm::channelsMenuAboutToShow (void)
1589  {  {
# Line 1502  void qsamplerMainForm::timerSlot (void) Line 1652  void qsamplerMainForm::timerSlot (void)
1652      }      }
1653            
1654          // Refresh each channel usage, on each period...          // Refresh each channel usage, on each period...
1655      if (m_pClient && (m_iChangeCount > 0 || m_pOptions->bAutoRefresh)) {      if (m_pClient && (m_changedStrips.count() > 0 || m_pOptions->bAutoRefresh)) {
1656          m_iTimerSlot += QSAMPLER_TIMER_MSECS;          m_iTimerSlot += QSAMPLER_TIMER_MSECS;
1657          if (m_iTimerSlot >= m_pOptions->iAutoRefreshTime && m_pWorkspace->isUpdatesEnabled())  {          if (m_iTimerSlot >= m_pOptions->iAutoRefreshTime && m_pWorkspace->isUpdatesEnabled())  {
1658              m_iTimerSlot = 0;              m_iTimerSlot = 0;
1659              m_iChangeCount = 0;              // Update the channel information for each pending strip...
1660                for (qsamplerChannelStrip *pChannelStrip = m_changedStrips.first();
1661                        pChannelStrip;
1662                                                    pChannelStrip = m_changedStrips.next()) {
1663                                    // If successfull, remove from pending list...
1664                                    if (pChannelStrip->updateChannelInfo())
1665                        m_changedStrips.remove(pChannelStrip);
1666                            }
1667                // Update the channel stream usage for each strip...
1668              QWidgetList wlist = m_pWorkspace->windowList();              QWidgetList wlist = m_pWorkspace->windowList();
1669              for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {              for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1670                  qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);                  qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1671                  if (pChannelStrip && pChannelStrip->isVisible()) {                  if (pChannelStrip && pChannelStrip->isVisible())
1672                      // If we can't make it clean, try next time.                      pChannelStrip->updateChannelUsage();
                     if (!pChannelStrip->updateChannelUsage())  
                         m_iChangeCount++;  
                 }  
1673              }              }
1674          }          }
1675      }      }
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