Difference between revisions of "OBJECT RETERROR()"
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Revision as of 05:34, 11 April 2013
PURPOSE
Return an error
SYNONYM
None
SYNOPSIS
#include "lianjaapi.h" OBJECT_RETERROR(message) <input parameters> char *message; /* Error message to return */ <output parameters> None
DESCRIPTION
The OBJECT_RETERROR() macro is used to return an error from a user defined class in an OBJARG format.
EXAMPLE
The following example will call OBJECT_RETERROR() as the property passed is unknown.
Example Lianja script:
test = newobject("myclass") // A error will be returned as the property is unknown ? test.unknown_property
Example in 'C' object:
#include "lianjaapi.h" DEFINE_CLASS(clsMyClass) { /* Dispatch factory methods and return */ DISPATCH_FACTORY(); /* Dispatch constructor and return */ DISPATCH_METHOD(clsMyClass, Constructor); /* Dispatch destructor and return */ DISPATCH_METHOD(clsMyClass, Destructor); /* If message not found return error */ OBJECT_RETERROR("Unknown message type"); }
SEE ALSO
DEFINE_METHOD(), DEFINE_PROPERTYGET(), DEFINE_PROPERTYSET(), DISPATCH_FACTORY(), DISPATCH_METHOD(), DISPATCH_PROPGET(), DISPATCH_PROPSET(), OBJECT_ASSIGN(), OBJECT_DELETE(), OBJECT_GETARG(), OBJECT_GETARGC(), OBJECT_GETDATA(), OBJECT_GETOBJECT(), OBJECT_GETPARAMETER(), OBJECT_GETPROPERTY(), OBJECT_GETTYPE(), OBJECT_GETVALUE(), OBJECT_NEW(), OBJECT_RETPROPERTY(), OBJECT_RETRESULT(), OBJECT_SETARG(), OBJECT_SETDATA(), OBJECT_SETPROPERTY()
