saveablemanager.h File Reference

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Classes
class	SaveableManager
	Base class for managers of Saveable objects: loading and storing. More...

Macros
#define	mDeclareSaveableManagerInstance(typ)
#define	mDefineSaveableManagerInstance(typ)
#define	mDefineStdFns(typ)

Macro Definition Documentation

#define mDeclareSaveableManagerInstance

(

typ

)

Value:

static typ&     getInstance(); \
    typ*        clone() const   { return 0; } \
    mDeclInstanceCreatedNotifierAccess(typ)

#define mDefineSaveableManagerInstance

(

typ

)

Value:

mDefineInstanceCreatedNotifierAccess(typ) \
 \
static typ* theinst_ = 0; \
static Threads::Lock theinstcreatelock_(true); \
 \
typ& typ::getInstance() \
{ \
    if ( !theinst_ ) \
    { \
        Threads::Locker locker( theinstcreatelock_ ); \
        if ( !theinst_ ) \
            theinst_ = new typ; \
    } \
    return *theinst_; \
}

#define mDefineStdFns

(

typ

)

Value:

ObjID           getID( const char* nm ) const \
                        { return SaveableManager::getID(nm); } \
    ObjID               getID( const SharedObject& obj ) const \
                        { return SaveableManager::getID(obj); } \
    ObjID               getID(const typ&) const; \
    uiRetVal            store(const typ&,const IOPar* ioobjpars=0) const; \
    uiRetVal            store(const typ&,const ObjID&,const IOPar* p=0) const; \
    uiRetVal            save(const typ&) const; \
    bool                needsSave(const typ&) const