/[svn]/qsampler/trunk/src/qsamplerMainForm.ui.h
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revision 265 by capela, Wed Sep 29 16:05:24 2004 UTC revision 395 by capela, Sun Feb 20 19:13:33 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;
113        m_iChangeCount = 0;
114    
115      m_pServer = NULL;      m_pServer = NULL;
116      m_pClient = NULL;      m_pClient = NULL;
# Line 115  void qsamplerMainForm::init (void) Line 120  void qsamplerMainForm::init (void)
120    
121      m_iTimerSlot = 0;      m_iTimerSlot = 0;
122    
123    #ifdef HAVE_SIGNAL_H
124            // Set to ignore any fatal "Broken pipe" signals.
125            ::signal(SIGPIPE, SIG_IGN);
126    #endif
127    
128      // Make it an MDI workspace.      // Make it an MDI workspace.
129      m_pWorkspace = new QWorkspace(this);      m_pWorkspace = new QWorkspace(this);
130      m_pWorkspace->setScrollBarsEnabled(true);      m_pWorkspace->setScrollBarsEnabled(true);
# Line 285  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 = (*iter).stripWhiteSpace().replace(QRegExp("^file:"), QString::null);
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 = QUrl(*iter).path();
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                        m_iChangeCount++;
355                        stabilizeForm();
356                    }   // Otherwise, load an usual session file (LSCP script)...
357                    else if (closeSession(true))
358                            loadSessionFile(sPath);
359                    // Make it look responsive...:)
360                    QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput);
361            }
362  }  }
363    
364    
# Line 371  bool qsamplerMainForm::newSession (void) Line 423  bool qsamplerMainForm::newSession (void)
423      if (!closeSession(true))      if (!closeSession(true))
424          return false;          return false;
425    
426            // Give us what the server has, right now...
427            updateSession();
428    
429      // Ok increment untitled count.      // Ok increment untitled count.
430      m_iUntitled++;      m_iUntitled++;
431    
# Line 487  bool qsamplerMainForm::closeSession ( bo Line 542  bool qsamplerMainForm::closeSession ( bo
542              qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);              qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
543              if (pChannelStrip) {              if (pChannelStrip) {
544                  qsamplerChannel *pChannel = pChannelStrip->channel();                  qsamplerChannel *pChannel = pChannelStrip->channel();
545                  if (bForce && pChannel && ::lscp_remove_channel(m_pClient, pChannel->channelID()) != LSCP_OK)                  if (bForce && pChannel)
546                      appendMessagesClient("lscp_remove_channel");                      pChannel->removeChannel();
547                  delete pChannelStrip;                  delete pChannelStrip;
548              }              }
549          }          }
# Line 529  bool qsamplerMainForm::loadSessionFile ( Line 584  bool qsamplerMainForm::loadSessionFile (
584              if (::lscp_client_query(m_pClient, sCommand.latin1()) != LSCP_OK) {              if (::lscp_client_query(m_pClient, sCommand.latin1()) != LSCP_OK) {
585                  appendMessagesClient("lscp_client_query");                  appendMessagesClient("lscp_client_query");
586                  iErrors++;                  iErrors++;
587                    break;
588              }              }
589          }          }
590          // Try to make it snappy :)          // Try to make it snappy :)
# Line 540  bool qsamplerMainForm::loadSessionFile ( Line 596  bool qsamplerMainForm::loadSessionFile (
596    
597      // Have we any errors?      // Have we any errors?
598      if (iErrors > 0)      if (iErrors > 0)
599          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));
600    
601      // Now we'll try to create the whole GUI session.          // Now we'll try to create (update) the whole GUI session.
602      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++) {  
         createChannel(iChannelID, false);  
         QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput);  
     }  
     m_pWorkspace->setUpdatesEnabled(true);  
603    
604      // Save as default session directory.      // Save as default session directory.
605      if (m_pOptions)      if (m_pOptions)
# Line 566  bool qsamplerMainForm::loadSessionFile ( Line 610  bool qsamplerMainForm::loadSessionFile (
610      m_sFilename = sFilename;      m_sFilename = sFilename;
611      updateRecentFiles(sFilename);      updateRecentFiles(sFilename);
612      appendMessages(tr("Open session: \"%1\".").arg(sessionName(m_sFilename)));      appendMessages(tr("Open session: \"%1\".").arg(sessionName(m_sFilename)));
613        
614        // Make that an overall update.
615        m_iChangeCount++;
616      stabilizeForm();      stabilizeForm();
617      return true;      return true;
618  }  }
# Line 610  bool qsamplerMainForm::saveSessionFile ( Line 657  bool qsamplerMainForm::saveSessionFile (
657                  ts << "SET CHANNEL MIDI_INPUT_TYPE " << iChannelID << " " << pChannel->midiDriver() << endl;                  ts << "SET CHANNEL MIDI_INPUT_TYPE " << iChannelID << " " << pChannel->midiDriver() << endl;
658                  ts << "SET CHANNEL MIDI_INPUT_PORT " << iChannelID << " " << pChannel->midiPort() << endl;                  ts << "SET CHANNEL MIDI_INPUT_PORT " << iChannelID << " " << pChannel->midiPort() << endl;
659                  ts << "SET CHANNEL MIDI_INPUT_CHANNEL " << iChannelID << " ";                  ts << "SET CHANNEL MIDI_INPUT_CHANNEL " << iChannelID << " ";
660                  if (pChannel->midiChannel() > 0)                  if (pChannel->midiChannel() == LSCP_MIDI_CHANNEL_ALL)
                     ts << pChannel->midiChannel();  
                  else  
661                      ts << "ALL";                      ts << "ALL";
662                    else
663                        ts << pChannel->midiChannel();
664                  ts << endl;                  ts << endl;
665                  ts << "LOAD ENGINE " << pChannel->engineName() << " " << iChannelID << endl;                  ts << "LOAD ENGINE " << pChannel->engineName() << " " << iChannelID << endl;
666                  ts << "LOAD INSTRUMENT NON_MODAL '" << pChannel->instrumentFile() << "' " << pChannel->instrumentNr() << " " << iChannelID << endl;                  ts << "LOAD INSTRUMENT NON_MODAL '" << pChannel->instrumentFile() << "' " << pChannel->instrumentNr() << " " << iChannelID << endl;
# Line 717  void qsamplerMainForm::fileReset (void) Line 764  void qsamplerMainForm::fileReset (void)
764    
765      // Log this.      // Log this.
766      appendMessages(tr("Sampler reset."));      appendMessages(tr("Sampler reset."));
767    
768            // Make it a new session...
769            newSession();
770  }  }
771    
772    
# Line 767  void qsamplerMainForm::editAddChannel (v Line 817  void qsamplerMainForm::editAddChannel (v
817      if (m_pClient == NULL)      if (m_pClient == NULL)
818          return;          return;
819    
820      // Create the new sampler channel.      // Just create the channel instance...
821      int iChannelID = ::lscp_add_channel(m_pClient);      qsamplerChannel *pChannel = new qsamplerChannel(this);
822      if (iChannelID < 0) {      if (pChannel == NULL)
         appendMessagesClient("lscp_add_channel");  
         appendMessagesError(tr("Could not create the new channel.\n\nSorry."));  
823          return;          return;
     }  
824    
825      // Log this happening.      // Before we show it up, may be we'll
826      appendMessages(tr("Channel %1 created.").arg(iChannelID));      // better ask for some initial values?
827        if (!pChannel->channelSetup(this)) {
828      // Just create the channel strip with given id.          delete pChannel;
829      createChannel(iChannelID, true);          return;
830        }
831        
832        // And give it to the strip (will own the channel instance, if successful).
833        if (!createChannelStrip(pChannel)) {
834            delete pChannel;
835            return;
836        }
837    
838      // We'll be dirty, for sure...      // Make that an overall update.
839      m_iDirtyCount++;      m_iDirtyCount++;
840      // Stabilize form anyway.      m_iChangeCount++;
841      stabilizeForm();      stabilizeForm();
842  }  }
843    
# Line 814  void qsamplerMainForm::editRemoveChannel Line 868  void qsamplerMainForm::editRemoveChannel
868      }      }
869    
870      // Remove the existing sampler channel.      // Remove the existing sampler channel.
871      if (::lscp_remove_channel(m_pClient, pChannel->channelID()) != LSCP_OK) {      if (!pChannel->removeChannel())
         appendMessagesClient("lscp_remove_channel");  
         appendMessagesError(tr("Could not remove channel.\n\nSorry."));  
872          return;          return;
     }  
873    
     // Log this happening.  
     appendMessages(tr("Channel %1 removed.").arg(pChannel->channelID()));  
       
874      // Just delete the channel strip.      // Just delete the channel strip.
875      delete pChannelStrip;      delete pChannelStrip;
876            
# Line 847  void qsamplerMainForm::editSetupChannel Line 895  void qsamplerMainForm::editSetupChannel
895          return;          return;
896    
897      // Just invoque the channel strip procedure.      // Just invoque the channel strip procedure.
898      pChannelStrip->showChannelSetup(false);      pChannelStrip->channelSetup();
899  }  }
900    
901    
# Line 865  void qsamplerMainForm::editResetChannel Line 913  void qsamplerMainForm::editResetChannel
913      if (pChannel == NULL)      if (pChannel == NULL)
914          return;          return;
915    
916      // Remove the existing sampler channel.      // Reset the existing sampler channel.
917      if (::lscp_reset_channel(m_pClient, pChannel->channelID()) != LSCP_OK) {      pChannel->resetChannel();
         appendMessagesClient("lscp_reset_channel");  
         appendMessagesError(tr("Could not reset channel.\n\nSorry."));  
         return;  
     }  
   
     // Log this.  
     appendMessages(tr("Channel %1 reset.").arg(pChannel->channelID()));  
918    
919      // Refresh channel strip info.      // And force a deferred update.
920      pChannelStrip->updateChannelInfo();      m_iChangeCount++;
921  }  }
922    
923    
# Line 949  void qsamplerMainForm::viewOptions (void Line 990  void qsamplerMainForm::viewOptions (void
990          bool    bOldServerStart     = m_pOptions->bServerStart;          bool    bOldServerStart     = m_pOptions->bServerStart;
991          QString sOldServerCmdLine   = m_pOptions->sServerCmdLine;          QString sOldServerCmdLine   = m_pOptions->sServerCmdLine;
992          QString sOldDisplayFont     = m_pOptions->sDisplayFont;          QString sOldDisplayFont     = m_pOptions->sDisplayFont;
993            bool    bOldDisplayEffect   = m_pOptions->bDisplayEffect;
994          int     iOldMaxVolume       = m_pOptions->iMaxVolume;          int     iOldMaxVolume       = m_pOptions->iMaxVolume;
995          QString sOldMessagesFont    = m_pOptions->sMessagesFont;          QString sOldMessagesFont    = m_pOptions->sMessagesFont;
996          bool    bOldStdoutCapture   = m_pOptions->bStdoutCapture;          bool    bOldStdoutCapture   = m_pOptions->bStdoutCapture;
997          int     bOldMessagesLimit   = m_pOptions->bMessagesLimit;          int     bOldMessagesLimit   = m_pOptions->bMessagesLimit;
998          int     iOldMessagesLimitLines = m_pOptions->iMessagesLimitLines;          int     iOldMessagesLimitLines = m_pOptions->iMessagesLimitLines;
999          bool    bOldCompletePath    = m_pOptions->bCompletePath;          bool    bOldCompletePath    = m_pOptions->bCompletePath;
1000            bool    bOldInstrumentNames = m_pOptions->bInstrumentNames;
1001          int     iOldMaxRecentFiles  = m_pOptions->iMaxRecentFiles;          int     iOldMaxRecentFiles  = m_pOptions->iMaxRecentFiles;
1002          // Load the current setup settings.          // Load the current setup settings.
1003          pOptionsForm->setup(m_pOptions);          pOptionsForm->setup(m_pOptions);
# Line 973  void qsamplerMainForm::viewOptions (void Line 1016  void qsamplerMainForm::viewOptions (void
1016                  (!bOldCompletePath &&  m_pOptions->bCompletePath) ||                  (!bOldCompletePath &&  m_pOptions->bCompletePath) ||
1017                  (iOldMaxRecentFiles != m_pOptions->iMaxRecentFiles))                  (iOldMaxRecentFiles != m_pOptions->iMaxRecentFiles))
1018                  updateRecentFilesMenu();                  updateRecentFilesMenu();
1019                if (( bOldInstrumentNames && !m_pOptions->bInstrumentNames) ||
1020                    (!bOldInstrumentNames &&  m_pOptions->bInstrumentNames))
1021                    updateInstrumentNames();
1022                if (( bOldDisplayEffect && !m_pOptions->bDisplayEffect) ||
1023                    (!bOldDisplayEffect &&  m_pOptions->bDisplayEffect))
1024                    updateDisplayEffect();
1025              if (sOldDisplayFont != m_pOptions->sDisplayFont)              if (sOldDisplayFont != m_pOptions->sDisplayFont)
1026                  updateDisplayFont();                  updateDisplayFont();
1027              if (iOldMaxVolume != m_pOptions->iMaxVolume)              if (iOldMaxVolume != m_pOptions->iMaxVolume)
# Line 1080  void qsamplerMainForm::helpAbout (void) Line 1129  void qsamplerMainForm::helpAbout (void)
1129      sText += tr("GIG (libgig) file support disabled.");      sText += tr("GIG (libgig) file support disabled.");
1130      sText += "</font></small><br />";      sText += "</font></small><br />";
1131  #endif  #endif
1132    #ifndef CONFIG_INSTRUMENT_NAME
1133        sText += "<small><font color=\"red\">";
1134        sText += tr("LSCP (liblscp) instrument_name support disabled.");
1135        sText += "</font></small><br />";
1136    #endif
1137      sText += "<br />\n";      sText += "<br />\n";
1138      sText += tr("Using") + ": ";      sText += tr("Using") + ": ";
1139      sText += ::lscp_client_package();      sText += ::lscp_client_package();
# Line 1160  void qsamplerMainForm::stabilizeForm (vo Line 1214  void qsamplerMainForm::stabilizeForm (vo
1214  // Channel change receiver slot.  // Channel change receiver slot.
1215  void qsamplerMainForm::channelStripChanged( qsamplerChannelStrip * )  void qsamplerMainForm::channelStripChanged( qsamplerChannelStrip * )
1216  {  {
1217        // Flag that we're update those channel strips.
1218        m_iChangeCount++;
1219      // Just mark the dirty form.      // Just mark the dirty form.
1220      m_iDirtyCount++;      m_iDirtyCount++;
1221      // and update the form status...      // and update the form status...
# Line 1167  void qsamplerMainForm::channelStripChang Line 1223  void qsamplerMainForm::channelStripChang
1223  }  }
1224    
1225    
1226    // Grab and restore current sampler channels session.
1227    void qsamplerMainForm::updateSession (void)
1228    {
1229            // Retrieve the current channel list.
1230            int *piChannelIDs = ::lscp_list_channels(m_pClient);
1231            if (piChannelIDs == NULL) {
1232                    if (::lscp_client_get_errno(m_pClient)) {
1233                            appendMessagesClient("lscp_list_channels");
1234                            appendMessagesError(tr("Could not get current list of channels.\n\nSorry."));
1235                    }
1236                    return;
1237            }
1238    
1239            // Try to (re)create each channel.
1240            m_pWorkspace->setUpdatesEnabled(false);
1241            for (int iChannel = 0; piChannelIDs[iChannel] >= 0; iChannel++) {
1242                    // Check if theres already a channel strip for this one...
1243                    if (!channelStrip(piChannelIDs[iChannel]))
1244                            createChannelStrip(new qsamplerChannel(this, piChannelIDs[iChannel]));
1245                    // Make it visibly responsive...
1246                    QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput);
1247            }
1248            m_pWorkspace->setUpdatesEnabled(true);
1249    }
1250    
1251    
1252  // Update the recent files list and menu.  // Update the recent files list and menu.
1253  void qsamplerMainForm::updateRecentFiles ( const QString& sFilename )  void qsamplerMainForm::updateRecentFiles ( const QString& sFilename )
1254  {  {
# Line 1211  void qsamplerMainForm::updateRecentFiles Line 1293  void qsamplerMainForm::updateRecentFiles
1293  }  }
1294    
1295    
1296    // Force update of the channels instrument names mode.
1297    void qsamplerMainForm::updateInstrumentNames (void)
1298    {
1299        // Full channel list update...
1300        QWidgetList wlist = m_pWorkspace->windowList();
1301        if (wlist.isEmpty())
1302            return;
1303    
1304        m_pWorkspace->setUpdatesEnabled(false);
1305        for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1306            qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1307            if (pChannelStrip)
1308                pChannelStrip->updateInstrumentName(true);
1309        }
1310        m_pWorkspace->setUpdatesEnabled(true);
1311    }
1312    
1313    
1314  // Force update of the channels display font.  // Force update of the channels display font.
1315  void qsamplerMainForm::updateDisplayFont (void)  void qsamplerMainForm::updateDisplayFont (void)
1316  {  {
# Line 1240  void qsamplerMainForm::updateDisplayFont Line 1340  void qsamplerMainForm::updateDisplayFont
1340  }  }
1341    
1342    
1343    // Update channel strips background effect.
1344    void qsamplerMainForm::updateDisplayEffect (void)
1345    {
1346       QPixmap pm;
1347        if (m_pOptions->bDisplayEffect)
1348            pm = QPixmap::fromMimeSource("displaybg1.png");
1349    
1350        // Full channel list update...
1351        QWidgetList wlist = m_pWorkspace->windowList();
1352        if (wlist.isEmpty())
1353            return;
1354    
1355        m_pWorkspace->setUpdatesEnabled(false);
1356        for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1357            qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1358            if (pChannelStrip)
1359                pChannelStrip->setDisplayBackground(pm);
1360        }
1361        m_pWorkspace->setUpdatesEnabled(true);
1362    }
1363    
1364    
1365  // Force update of the channels maximum volume setting.  // Force update of the channels maximum volume setting.
1366  void qsamplerMainForm::updateMaxVolume (void)  void qsamplerMainForm::updateMaxVolume (void)
1367  {  {
# Line 1354  void qsamplerMainForm::updateMessagesCap Line 1476  void qsamplerMainForm::updateMessagesCap
1476  // qsamplerMainForm -- MDI channel strip management.  // qsamplerMainForm -- MDI channel strip management.
1477    
1478  // The channel strip creation executive.  // The channel strip creation executive.
1479  void qsamplerMainForm::createChannel ( int iChannelID, bool bPrompt )  qsamplerChannelStrip *qsamplerMainForm::createChannelStrip ( qsamplerChannel *pChannel )
1480  {  {
1481      if (m_pClient == NULL)      if (m_pClient == NULL || pChannel == NULL)
1482          return;          return NULL;
1483    
1484      // Prepare for auto-arrange?      // Prepare for auto-arrange?
1485      qsamplerChannelStrip *pChannelStrip = NULL;      qsamplerChannelStrip *pChannelStrip = NULL;
# Line 1366  void qsamplerMainForm::createChannel ( i Line 1488  void qsamplerMainForm::createChannel ( i
1488          QWidgetList wlist = m_pWorkspace->windowList();          QWidgetList wlist = m_pWorkspace->windowList();
1489          for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {          for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1490              pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);              pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1491          //  y += pChannelStrip->height() + pChannelStrip->parentWidget()->baseSize().height();                          if (pChannelStrip) {
1492              y += pChannelStrip->parentWidget()->frameGeometry().height();                          //  y += pChannelStrip->height() + pChannelStrip->parentWidget()->baseSize().height();
1493                                    y += pChannelStrip->parentWidget()->frameGeometry().height();
1494                            }
1495          }          }
1496      }      }
1497    
1498      // Add a new channel itema...      // Add a new channel itema...
1499      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;
1500      pChannelStrip = new qsamplerChannelStrip(m_pWorkspace, 0, wflags);      pChannelStrip = new qsamplerChannelStrip(m_pWorkspace, 0, wflags);
1501      pChannelStrip->setMaxVolume(m_pOptions->iMaxVolume);      if (pChannelStrip == NULL)
1502      pChannelStrip->setup(this, iChannelID);          return NULL;
1503      // We'll need a display font.          
1504      QFont font;      // Actual channel strip setup...
1505      if (m_pOptions && font.fromString(m_pOptions->sDisplayFont))      pChannelStrip->setup(pChannel);
         pChannelStrip->setDisplayFont(font);  
     // Track channel setup changes.  
1506      QObject::connect(pChannelStrip, SIGNAL(channelChanged(qsamplerChannelStrip *)), this, SLOT(channelStripChanged(qsamplerChannelStrip *)));      QObject::connect(pChannelStrip, SIGNAL(channelChanged(qsamplerChannelStrip *)), this, SLOT(channelStripChanged(qsamplerChannelStrip *)));
1507      // Before we show it up, may be we'll      // Set some initial aesthetic options...
1508      // better ask for some initial values?      if (m_pOptions) {
1509      if (bPrompt)          // Background display effect...
1510          pChannelStrip->showChannelSetup(true);          pChannelStrip->setDisplayEffect(m_pOptions->bDisplayEffect);
1511            // We'll need a display font.
1512            QFont font;
1513            if (font.fromString(m_pOptions->sDisplayFont))
1514                pChannelStrip->setDisplayFont(font);
1515            // Maximum allowed volume setting.
1516            pChannelStrip->setMaxVolume(m_pOptions->iMaxVolume);
1517        }
1518    
1519      // Now we show up us to the world.      // Now we show up us to the world.
1520      pChannelStrip->show();      pChannelStrip->show();
1521      // Only then, we'll auto-arrange...      // Only then, we'll auto-arrange...
# Line 1395  void qsamplerMainForm::createChannel ( i Line 1525  void qsamplerMainForm::createChannel ( i
1525          int iHeight = pChannelStrip->parentWidget()->frameGeometry().height();          int iHeight = pChannelStrip->parentWidget()->frameGeometry().height();
1526          pChannelStrip->parentWidget()->setGeometry(0, y, iWidth, iHeight);          pChannelStrip->parentWidget()->setGeometry(0, y, iWidth, iHeight);
1527      }      }
1528        
1529        // Return our successful reference...
1530        return pChannelStrip;
1531  }  }
1532    
1533    
# Line 1410  qsamplerChannelStrip *qsamplerMainForm:: Line 1543  qsamplerChannelStrip *qsamplerMainForm::
1543  {  {
1544      QWidgetList wlist = m_pWorkspace->windowList();      QWidgetList wlist = m_pWorkspace->windowList();
1545      if (wlist.isEmpty())      if (wlist.isEmpty())
1546          return 0;          return NULL;
1547    
1548      return (qsamplerChannelStrip *) wlist.at(iChannel);      return (qsamplerChannelStrip *) wlist.at(iChannel);
1549  }  }
1550    
1551    
1552    // Retrieve a channel strip by sampler channel id.
1553    qsamplerChannelStrip *qsamplerMainForm::channelStrip ( int iChannelID )
1554    {
1555            QWidgetList wlist = m_pWorkspace->windowList();
1556            if (wlist.isEmpty())
1557                    return NULL;
1558            
1559            for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1560                    qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1561                    if (pChannelStrip) {
1562                            qsamplerChannel *pChannel = pChannelStrip->channel();
1563                            if (pChannel && pChannel->channelID() == iChannelID)
1564                                    return pChannelStrip;
1565                    }
1566            }
1567    
1568            // Not found.
1569            return NULL;
1570    }
1571    
1572    
1573  // Construct the windows menu.  // Construct the windows menu.
1574  void qsamplerMainForm::channelsMenuAboutToShow (void)  void qsamplerMainForm::channelsMenuAboutToShow (void)
1575  {  {
# Line 1484  void qsamplerMainForm::timerSlot (void) Line 1638  void qsamplerMainForm::timerSlot (void)
1638      }      }
1639            
1640          // Refresh each channel usage, on each period...          // Refresh each channel usage, on each period...
1641      if (m_pClient && m_pOptions->bAutoRefresh && m_pWorkspace->isUpdatesEnabled()) {      if (m_pClient && (m_iChangeCount > 0 || m_pOptions->bAutoRefresh)) {
1642          m_iTimerSlot += QSAMPLER_TIMER_MSECS;          m_iTimerSlot += QSAMPLER_TIMER_MSECS;
1643          if (m_iTimerSlot >= m_pOptions->iAutoRefreshTime)  {          if (m_iTimerSlot >= m_pOptions->iAutoRefreshTime && m_pWorkspace->isUpdatesEnabled())  {
1644              m_iTimerSlot = 0;              m_iTimerSlot = 0;
1645                m_iChangeCount = 0;
1646              QWidgetList wlist = m_pWorkspace->windowList();              QWidgetList wlist = m_pWorkspace->windowList();
1647              for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {              for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) {
1648                  qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);                  qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel);
1649                  if (pChannelStrip && pChannelStrip->isVisible())                  if (pChannelStrip && pChannelStrip->isVisible()) {
1650                      pChannelStrip->updateChannelUsage();                      // If we can't make it clean, try next time.
1651                        if (!pChannelStrip->updateChannelUsage())
1652                            m_iChangeCount++;
1653                    }
1654              }              }
1655          }          }
1656      }      }
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