Spreadsheet: Expose parse error to user.

src/Mod/Spreadsheet/App/Cell.cpp

@@ -219,9 +219,8 @@ void Cell::setContent(const char * value)
                 expr = Spreadsheet::ExpressionParser::parse(owner->sheet(), value + 1);
             }
             catch (Base::Exception & e) {
-                QString msg = QString::fromUtf8("ERR: %1").arg(QString::fromUtf8(e.what()));
                 expr = new App::StringExpression(owner->sheet(), value);
-                setUsed(PARSE_EXCEPTION_SET);
+                setParseException(e.what());
             }
         }
         else if (*value == '\'')

src/Mod/Spreadsheet/App/Cell.h

@@ -93,8 +93,6 @@ public:
 
     void clearDirty();
 
-    void setParseException(const std::string & e);
-
     void setResolveException(const std::string &e);
 
     void clearResolveException();
@@ -144,6 +142,8 @@ public:
 
 private:
 
+    void setParseException(const std::string & e);
+
     //void setExpression(const Expression * expr);
 
     void setExpression(App::Expression *expr);