bundles/org.simantics.databoard/cpp/DataBoardTest/DataBoard/OptionalValue.cpp

   1 #include "OptionalValue.h"\r
   2 \r
   3 #include "Constants.h"\r
   4 \r
   5 namespace Databoard {\r
   6         namespace Value {\r
   7                 OptionalValue::OptionalValue(Databoard::Type::DataType* dataBoard) : Value(dataBoard)\r
   8                 {\r
   9                         this->value = NULL;\r
  10                 }\r
  11 \r
  12                 OptionalValue::~OptionalValue()\r
  13                 {\r
  14                         if(value != NULL)\r
  15                         {\r
  16                                 delete value;\r
  17                                 \r
  18                                 value = NULL;\r
  19                         }\r
  20                 }\r
  21 \r
  22                 void OptionalValue::setValue(Value* value)\r
  23                 {\r
  24                         if(this->value != NULL)\r
  25                         {\r
  26                                 delete this->value;\r
  27                                 \r
  28                                 this->value = NULL;\r
  29                         }\r
  30 \r
  31                         this->value = value;\r
  32                 }\r
  33 \r
  34                 void OptionalValue::setNoValue()\r
  35                 {\r
  36                         if(value != NULL)\r
  37                         {\r
  38                                 delete value;\r
  39                                 \r
  40                                 value = NULL;\r
  41                         }\r
  42                 }\r
  43 \r
  44                 Value* OptionalValue::getValue()\r
  45                 {\r
  46                         return value;\r
  47                 }\r
  48 \r
  49                 bool OptionalValue::hasValue()\r
  50                 {\r
  51                         return (value != NULL);\r
  52                 }\r
  53 \r
  54                 std::string OptionalValue::writeOut(int /*indent*/)\r
  55                 {\r
  56                         std::string s;\r
  57 \r
  58                         if(value != NULL)\r
  59                         {\r
  60                                 s += value->writeOut();\r
  61                         }\r
  62 \r
  63                         return s;\r
  64                 }\r
  65 \r
  66                 bool OptionalValue::equals(const Value* other)\r
  67                 {\r
  68                         OptionalValue* o = (OptionalValue*)other;\r
  69 \r
  70                         if(hasValue() != o->hasValue())\r
  71                         {\r
  72                                 return hasValue();\r
  73                         }\r
  74 \r
  75                         return value->equals(o->value);\r
  76                 }\r
  77 \r
  78                 std::string OptionalValue::isValid()\r
  79                 {\r
  80                         if(hasValue() == true)\r
  81                         {\r
  82                                 return value->isValid();\r
  83                         }\r
  84 \r
  85                         return STR_EMPTY;\r
  86                 }\r
  87         }\r
  88 }\r