fix compatibility of 1.2 drum score

Author: lasconic

libmscore/part.cpp

@@ -114,6 +114,13 @@ void Part::read(const QDomElement& de)
             }
       if (_partName.isEmpty())
             _partName = instr(0)->trackName();
+
+      // for compatibility with old scores:
+      if(score()->mscVersion() <= 114 && instr(0)->useDrumset()) {
+            foreach(Staff* staff, _staves) {
+                  staff->setStaffType(score()->staffTypes().value(PERCUSSION_STAFF_TYPE)); 
+                  }
+            }
       }
 
 //---------------------------------------------------------

libmscore/staff.cpp

@@ -425,15 +425,6 @@ void Staff::read(const QDomElement& de)
             else
                   domError(e);
             }
-      //
-      // for compatibility with old scores:
-      //
-/*      if (!_clefList->empty()) {
-            ClefType ct = clef(0);
-            if (ct == CLEF_PERC2 || ct == CLEF_PERC)
-                  _staffType = staffTypes[PERCUSSION_STAFF_TYPE];
-            }
-*/
       }
 
 //---------------------------------------------------------