// @(#)root/meta:$Name: $:$Id: TMethodArg.cxx,v 1.3 2002/11/26 10:24:09 brun Exp $ // Author: Rene Brun 04/02/95 /************************************************************************* * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. * * All rights reserved. * * * * For the licensing terms see $ROOTSYS/LICENSE. * * For the list of contributors see $ROOTSYS/README/CREDITS. * *************************************************************************/ #include "TMethodArg.h" #include "TROOT.h" #include "TInterpreter.h" #include "Strlen.h" #include "Api.h" #include "TMethod.h" #include "TMethodCall.h" #include "TDataMember.h" ////////////////////////////////////////////////////////////////////////// // // // Each ROOT method (see TMethod) has a linked list of its arguments. // // This class describes one single method argument. // // The method argument info is obtained via the CINT api. // // See class TCint. // // // // The method argument information is used a.o. in the TContextMenu // // and THtml classes. // // // ////////////////////////////////////////////////////////////////////////// ClassImp(TMethodArg) //______________________________________________________________________________ TMethodArg::TMethodArg(G__MethodArgInfo *info, TFunction *method) : TDictionary() { // Default TMethodArg ctor. TMethodArgs are constructed in TFunction // via a call to TCint::CreateListOfMethodArgs(). fDataMember = 0; fInfo = info; fMethod = method; if (fInfo) { SetName(fInfo->Name()); SetTitle(fInfo->Type()->Name()); } } //______________________________________________________________________________ TMethodArg::~TMethodArg() { // TMethodArg dtor deletes adopted G__MethodArgInfo object. if (fInfo) delete fInfo; } //______________________________________________________________________________ const char *TMethodArg::GetDefault() const { // Get default value of method argument. return fInfo->DefaultValue(); } //______________________________________________________________________________ const char *TMethodArg::GetTypeName() const { // Get type of method argument, e.g.: "class TDirectory*" -> "TDirectory" // Result needs to be used or copied immediately. return gInterpreter->TypeName(fInfo->Type()->Name()); } //______________________________________________________________________________ const char *TMethodArg::GetFullTypeName() const { // Get full type description of method argument, e.g.: "class TDirectory*". return fInfo->Type()->Name(); } //______________________________________________________________________________ Long_t TMethodArg::Property() const { // Get property description word. For meaning of bits see EProperty. return fInfo->Property(); } //______________________________________________________________________________ TList *TMethodArg::GetOptions() const { // Returns list of possible options - according to pointed datamember. // If there is no datamember field assigned to this methodarg - returns 0. return (TList*)(fDataMember ? fDataMember->GetOptions() : 0); } //______________________________________________________________________________ TDataMember *TMethodArg::GetDataMember() const { // Returns TDataMember pointed by this methodarg. // If you want to specify list of options or current value for your // MethodArg (i.e. it is used as initial values in argument-asking dialogs // popped up from context-meny),you can get this value from one of data // members of the class. // The only restriction is, that this DataMember object must have its // Getter/Setter methods set-up correctly - for details look at TDataMember. // To learn how to specify the data member to which the argument should // "point", look at TMethod. This is TMethod which sets up fDataMember, // so it could work correctly. return fDataMember; }