diff --git a/EMkMachiningGeoConst.h b/EMkMachiningGeoConst.h
index 1b57ffc..85260f5 100644
--- a/EMkMachiningGeoConst.h
+++ b/EMkMachiningGeoConst.h
@@ -27,9 +27,11 @@ static std::string MCH_AUX = "AUX" ;
 static std::string MCH_PV = "PV" ;
 static std::string MCH_CL = "CL" ;
 static std::string MCH_PATH = "P" ;
-// Nomi di entità speciali
-static std::string MCH_RISE = "RISE" ;
-static std::string MCH_HOME = "HOME" ;
+// Nomi di entità CL speciali
+static std::string MCH_CL_RISE = "RISE" ;
+static std::string MCH_CL_HOME = "HOME" ;
+static std::string MCH_CL_LEADIN = "LI" ;
+static std::string MCH_CL_LEADOUT = "LO" ;
 // Nomi di entità di preview
 static std::string MCH_PV_CUT = "CUT" ;
 static std::string MCH_PV_PRE_CUT = "PRC" ;
diff --git a/EXeConst.h b/EXeConst.h
index be0eeb4..938e57c 100644
--- a/EXeConst.h
+++ b/EXeConst.h
@@ -70,6 +70,11 @@ enum CarRes{ CAR_INTERF = 0,                 // interferiscono entrambi gli allu
              CAR_LO_OK = 2,                  // allungameno uscita va bene
              CAR_LI_LO_OK = 1 + 2} ;         // entrambi gli allungamenti vanno bene
 
+//----------------- Costanti tipo Zoom -----------------------------------------
+enum ZoomType { ZM_ALL = 1,                  // zoom tutto
+                ZM_IN = 2,                   // ingrandisci
+                ZM_OUT = 3} ;                // rimpicciolisci
+
 //----------------- Costanti per sostituzione direttorio e nome progetto --------------------
 const std::string SUB_PROJECT_DIR = "%PRJDIR%" ;
 const std::string SUB_PROJECT_TITLE = "%PRJTITLE%" ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index b1da110..7a705c3 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -53,8 +53,10 @@ EXE_EXPORT bool ExeGetMemoryInfo( std::string& sMem) ;
 EXE_EXPORT bool ExeOutLog( const std::string& sMsg) ;
 typedef int (__stdcall * pfProcEvents) (int, int) ;
 EXE_EXPORT bool ExeSetProcessEvents( pfProcEvents pFun) ;
+EXE_EXPORT int  ExeProcessEvents( int nProg, int nPause) ;
 typedef bool (__stdcall * pfOutText) ( const std::string&) ;
 EXE_EXPORT bool ExeSetOutText( pfOutText pFun) ;
+EXE_EXPORT bool ExeOutText( const std::string& sText) ;
 
 // UiUnits
 EXE_EXPORT bool ExeSetUiUnits( bool bMM) ;