support for storing fader tags/levels in settings file

src/audiomixerboard.h

@@ -38,11 +38,6 @@
 #include "util.h"
 
 
-/* Definitions ****************************************************************/
-// audio mixer fader range
-#define AUD_MIX_FADER_MAX           100
-
-
 /* Classes ********************************************************************/
 class CChannelFader : public QObject
 {
@@ -105,6 +100,10 @@ public:
     void SetServerName ( const QString& strNewServerName );
     void SetGUIDesign ( const EGUIDesign eNewDesign );
 
+    // settings
+    CVector<QString> vecStoredFaderTags;
+    CVector<int>     vecStoredFaderLevels;
+
 protected:
     int GetStoredFaderLevel ( const CChannelInfo& ChanInfo );
     void StoreFaderLevel ( CChannelFader* pChanFader );
@@ -115,9 +114,6 @@ protected:
     CVector<CChannelFader*> vecpChanFader;
     QHBoxLayout*            pMainLayout;
 
-    CVector<QString>        vecStoredFaderTags;
-    CVector<int>            vecStoredFaderGains;
-
 public slots:
     // CODE TAG: MAX_NUM_CHANNELS_TAG
     // make sure we have MAX_NUM_CHANNELS connections!!!

src/client.cpp

@@ -29,6 +29,8 @@
 CClient::CClient ( const quint16 iPortNumber ) :
     vstrIPAddress                    ( MAX_NUM_SERVER_ADDR_ITEMS, "" ),
     ChannelInfo                      (),
+    vecStoredFaderTags               ( MAX_NUM_STORED_FADER_LEVELS, "" ),
+    vecStoredFaderLevels             ( MAX_NUM_STORED_FADER_LEVELS, AUD_MIX_FADER_MAX ),
     Channel                          ( false ), /* we need a client channel -> "false" */
     eAudioCompressionType            ( CT_OPUS ),
     iCeltNumCodedBytes               ( CELT_NUM_BYTES_MONO_NORMAL_QUALITY ),

src/client.h

@@ -244,6 +244,8 @@ public:
     // settings
     CVector<QString> vstrIPAddress;
     CChannelCoreInfo ChannelInfo;
+    CVector<QString> vecStoredFaderTags;
+    CVector<int>     vecStoredFaderLevels;
 
 #ifdef LLCON_VST_PLUGIN
     // VST version must have direct access to sound object

src/global.h

@@ -139,6 +139,9 @@ LED bar:      lbr
 // default network buffer size
 #define DEF_NET_BUF_SIZE_NUM_BL         10 // number of blocks
 
+// audio mixer fader maximum value
+#define AUD_MIX_FADER_MAX               100
+
 // maximum number of recognized sound cards installed in the system,
 // definition for "no device"
 #define MAX_NUMBER_SOUND_CARDS          30

src/llconclientdlg.cpp

@@ -232,6 +232,10 @@ CLlconClientDlg::CLlconClientDlg ( CClient*        pNCliP,
     // reset mixer board
     MainMixerBoard->HideAll();
 
+    // restore fader settings
+    MainMixerBoard->vecStoredFaderTags   = pClient->vecStoredFaderTags;
+    MainMixerBoard->vecStoredFaderLevels = pClient->vecStoredFaderLevels;
+
     // init fader tag line edit and instrument picture
     edtFaderTag->setText ( pClient->ChannelInfo.strName );
     butInstPicture->setIcon ( QIcon (
@@ -481,6 +485,13 @@ void CLlconClientDlg::closeEvent ( QCloseEvent* Event )
     // store fader tag
     pClient->ChannelInfo.strName = edtFaderTag->text();
 
+    // store mixer fader settings (we have to hide all mixer faders first to
+    // initiate a storage of the current mixer fader levels in case we are
+    // just in a connected state)
+    MainMixerBoard->HideAll();
+    pClient->vecStoredFaderTags   = MainMixerBoard->vecStoredFaderTags;
+    pClient->vecStoredFaderLevels = MainMixerBoard->vecStoredFaderLevels;
+
     // default implementation of this event handler routine
     Event->accept();
 }
@@ -862,7 +873,7 @@ void CLlconClientDlg::ConnectDisconnect ( const bool bDoStart,
                 {
                     // store new address at the top of the list, if the list was already
                     // full, the last element is thrown out
-                    pClient->vstrIPAddress.AddStringFiFoWithCompare ( strSelectedAddress );
+                    pClient->vstrIPAddress.StringFiFoWithCompare ( strSelectedAddress );
                 }
 
                 // everything was ok with the connection dialog, set flag

src/settings.cpp

@@ -28,6 +28,7 @@
 /* Implementation *************************************************************/
 void CSettings::Load()
 {
+    int          iIdx;
     int          iValue;
     bool         bValue;
     QDomDocument IniXMLDocument;
@@ -50,19 +51,38 @@ void CSettings::Load()
         // client:
 
         // IP addresses
-        for ( int iIPAddrIdx = 0; iIPAddrIdx < MAX_NUM_SERVER_ADDR_ITEMS; iIPAddrIdx++ )
+        for ( iIdx = 0; iIdx < MAX_NUM_SERVER_ADDR_ITEMS; iIdx++ )
         {
             QString sDefaultIP = "";
 
             // use default only for first entry
-            if ( iIPAddrIdx == 0 )
+            if ( iIdx == 0 )
             {
                 sDefaultIP = DEFAULT_SERVER_ADDRESS;
             }
 
-            pClient->vstrIPAddress[iIPAddrIdx] =
+            pClient->vstrIPAddress[iIdx] =
                 GetIniSetting ( IniXMLDocument, "client",
-                                QString ( "ipaddress%1" ).arg ( iIPAddrIdx ), sDefaultIP );
+                                QString ( "ipaddress%1" ).arg ( iIdx ), sDefaultIP );
+        }
+
+        // stored fader tags
+        for ( iIdx = 0; iIdx < MAX_NUM_STORED_FADER_LEVELS; iIdx++ )
+        {
+            pClient->vecStoredFaderTags[iIdx] =
+                GetIniSetting ( IniXMLDocument, "client",
+                                QString ( "storedfadertag%1" ).arg ( iIdx ), "" );
+        }
+
+        // stored fader levels
+        for ( iIdx = 0; iIdx < MAX_NUM_STORED_FADER_LEVELS; iIdx++ )
+        {
+            if ( GetNumericIniSet ( IniXMLDocument, "client", QString ( "storedfaderlevel%1" ).arg ( iIdx ),
+                 0, AUD_MIX_FADER_MAX, iValue ) )
+            {
+                pClient->vecStoredFaderLevels[iIdx] = iValue;
+
+            }
         }
 
         // name
@@ -257,6 +277,8 @@ void CSettings::Load()
 
 void CSettings::Save()
 {
+    int iIdx;
+
     // create XML document for storing initialization parameters
     QDomDocument IniXMLDocument;
 
@@ -267,11 +289,27 @@ void CSettings::Save()
         // client:
 
         // IP addresses
-        for ( int iIPAddrIdx = 0; iIPAddrIdx < MAX_NUM_SERVER_ADDR_ITEMS; iIPAddrIdx++ )
+        for ( iIdx = 0; iIdx < MAX_NUM_SERVER_ADDR_ITEMS; iIdx++ )
         {
             PutIniSetting ( IniXMLDocument, "client",
-                            QString ( "ipaddress%1" ).arg ( iIPAddrIdx ),
+                            QString ( "ipaddress%1" ).arg ( iIdx ),
-                            pClient->vstrIPAddress[iIPAddrIdx] );
+                            pClient->vstrIPAddress[iIdx] );
+        }
+
+        // stored fader tags
+        for ( iIdx = 0; iIdx < MAX_NUM_STORED_FADER_LEVELS; iIdx++ )
+        {
+            PutIniSetting ( IniXMLDocument, "client",
+                            QString ( "storedfadertag%1" ).arg ( iIdx ),
+                            pClient->vecStoredFaderTags[iIdx] );
+        }
+
+        // stored fader levels
+        for ( iIdx = 0; iIdx < MAX_NUM_STORED_FADER_LEVELS; iIdx++ )
+        {
+            SetNumericIniSet ( IniXMLDocument, "client",
+                               QString ( "storedfaderlevel%1" ).arg ( iIdx ),
+                               pClient->vecStoredFaderLevels[iIdx] );
         }
 
         // name

src/util.h

@@ -112,7 +112,8 @@ public:
     void Enlarge ( const int iAddedSize );
     void Add ( const TData& tI ) { Enlarge ( 1 ); pData[iVectorSize - 1] = tI; }
 
-    int AddStringFiFoWithCompare ( const QString strNewValue );
+    int StringFiFoWithCompare ( const QString strNewValue,
+                                const bool    bDoAdding = true );
 
     inline int Size() const { return iVectorSize; }
 
@@ -206,16 +207,25 @@ template<class TData> void CVector<TData>::Reset ( const TData tResetVal )
 }
 
 // note: this is only supported for string vectors
-template<class TData> int CVector<TData>::AddStringFiFoWithCompare ( const QString strNewValue )
+template<class TData> int CVector<TData>::StringFiFoWithCompare ( const QString strNewValue,
+                                                                  const bool    bDoAdding )
 {
-    int              iOldIndex = -1; // init with illegal index per definition
     CVector<QString> vstrTempList ( iVectorSize, "" );
 
+    // init with illegal index per definition
+    int iOldIndex = -1;
+
+    // init temporary list count (may be overwritten later on)
+    int iTempListCnt = 0;
+
+    if ( bDoAdding )
+    {
         // store the new element in the current storage list at
         // the top, make sure we do not have more than allowed stored
         // elements
         vstrTempList[0] = strNewValue;
-    int iTempListCnt = 1;
+        iTempListCnt    = 1;
+    }
 
     for ( int iIdx = 0; iIdx < iVectorSize; iIdx++ )
     {