Changeset 276 for cpp

Timestamp:

12/22/14 23:19:25 (10 years ago)

Author:

Maciej Komosinski

Message:

Empty stock objects for convenience

File:

• cpp/frams/util/extvalue.h (modified) (2 diffs)

cpp/frams/util/extvalue.h

@@ -61 +61 @@
 void setEmpty() {decref();subtype=0;param=NULL;object=NULL;}
 int isEmpty() const {return !param;}
+static const ExtObject& empty() { static const ExtObject& e((ParamInterface*)NULL); return e; }
 ExtObject(const ExtObject& src)      {src.incref();copyFrom(src);}
 void operator=(const ExtObject& src) {src.incref();decref();copyFrom(src);}
@@ -128 +129 @@
 ExtValue(const ExtObject &srco) {seto(srco);}
 static ExtValue invalid() {ExtValue v; v.setInvalid(); return v;}
+static const ExtValue& empty() { static const ExtValue v; return v; }
 int compare(const ExtValue& src) const;
 int operator==(const ExtValue& src) const;