From 74486d6223ded0f0cc5709f5f6c56b881f90b5ca Mon Sep 17 00:00:00 2001 From: Michael Carlberg Date: Tue, 25 Oct 2016 01:36:42 +0200 Subject: [PATCH] git: Remove fastdelegate headers --- .../include/fastdelegate/delegate.hpp | 2133 ----------------- .../include/fastdelegate/fastdelegate.hpp | 8 - .../include/fastdelegate/signal.hpp | 557 ----- 3 files changed, 2698 deletions(-) delete mode 100644 lib/fastdelegate/include/fastdelegate/delegate.hpp delete mode 100644 lib/fastdelegate/include/fastdelegate/fastdelegate.hpp delete mode 100644 lib/fastdelegate/include/fastdelegate/signal.hpp diff --git a/lib/fastdelegate/include/fastdelegate/delegate.hpp b/lib/fastdelegate/include/fastdelegate/delegate.hpp deleted file mode 100644 index 7b9ee302..00000000 --- a/lib/fastdelegate/include/fastdelegate/delegate.hpp +++ /dev/null @@ -1,2133 +0,0 @@ -/* - * Delegate.hpp - * Efficient delegates in C++ that generate only two lines of asm code - * - * Created by Don Clugston. - * Contributions by Jody Hagins. - * Tweaked by Patrick Hogan on 5/18/09. - * http://www.codeproject.com/KB/cpp/FastDelegate.aspx - * http://www.codeproject.com/Articles/7150/Member-Function-Pointers-and-the-Fastest-Possible - * - * License: - * As stated explicitly in the article linked above, this code is released into the public domain - * and may be used for any purpose. - * - */ - -// Delegates.h -// Efficient delegates in C++ that generate only two lines of asm code! -// Documentation is found at http://www.codeproject.com/KB/cpp/FastDelegate.aspx -// -// By Don Clugston, Mar 2004. -// Major contributions were made by Jody Hagins. -// -// History: -// -// 24-Apr-04 1.0 * Submitted to CodeProject. -// 28-Apr-04 1.1 * Prevent most unsafe uses of evil static function hack. -// * Improved syntax for horrible_cast (thanks Paul Bludov). -// * Tested on Metrowerks MWCC and Intel ICL (IA32) -// * Compiled, but not run, on Comeau C++ and Intel Itanium ICL. -// 27-Jun-04 1.2 * Now works on Borland C++ Builder 5.5 -// * Now works on /clr "managed C++" code on VC7, VC7.1 -// * Comeau C++ now compiles without warnings. -// * Prevent the virtual inheritance case from being used on -// VC6 and earlier, which generate incorrect code. -// * Improved warning and error messages. Non-standard hacks -// now have compile-time checks to make them safer. -// * implicit_cast used instead of static_cast in many cases. -// * If calling a const member function, a const class pointer can be used. -// * MakeDelegate() global helper function added to simplify pass-by-value. -// * Added fastdelegate.clear() -// 16-Jul-04 1.2.1* Workaround for gcc bug (const member function pointers in templates) -// 30-Oct-04 1.3 * Support for (non-void) return values. -// * No more workarounds in client code! -// MSVC and Intel now use a clever hack invented by John Dlugosz: -// - The FASTDELEGATEDECLARE workaround is no longer necessary. -// - No more warning messages for VC6 -// * Less use of macros. Error messages should be more comprehensible. -// * Added include guards -// * Added delegate::empty() to test if invocation is safe (Thanks Neville Franks). -// * Now tested on VS 2005 Express Beta, PGI C++ -// 24-Dec-04 1.4 * Added DelegateMemento, to allow collections of disparate delegates. -// * <,>,<=,>= comparison operators to allow storage in ordered containers. -// * Substantial reduction of code size, especially the 'Closure' class. -// * Standardised all the compiler-specific workarounds. -// * MFP conversion now works for CodePlay (but not yet supported in the full code). -// * Now compiles without warnings on _any_ supported compiler, including BCC 5.5.1 -// * New syntax: delegate< int (char *, double) >. -// 14-Feb-05 1.4.1* Now treats =0 as equivalent to .clear(), ==0 as equivalent to .empty(). (Thanks elfric). -// * Now tested on Intel ICL for AMD64, VS2005 Beta for AMD64 and Itanium. -// 30-Mar-05 1.5 * Safebool idiom: "if (dg)" is now equivalent to "if (!dg.empty())" -// * Fully supported by CodePlay VectorC -// * Bugfix for Metrowerks: empty() was buggy because a valid MFP can be 0 on MWCC! -// * More optimal assignment,== and != operators for static function pointers. -// -// 19-May-09 1.5a Patrick Hogan: -// * Bundled with Signals.h for signals and slots library -// * Changed namespace to "Gallant" - -#ifndef _DELEGATE_H_ -#define _DELEGATE_H_ - -#if _MSC_VER > 1000 - #pragma once -#endif // _MSC_VER > 1000 - -#include // to allow <,> comparisons - -//////////////////////////////////////////////////////////////////////////////// -// Configuration options -// -//////////////////////////////////////////////////////////////////////////////// - -// Uncomment the following #define for optimally-sized delegates. -// In this case, the generated asm code is almost identical to the code you'd get -// if the compiler had native support for delegates. -// It will not work on systems where sizeof(dataptr) < sizeof(codeptr). -// Thus, it will not work for DOS compilers using the medium model. -// It will also probably fail on some DSP systems. -#define FASTDELEGATE_USESTATICFUNCTIONHACK - -// Uncomment the next line to allow function declarator syntax. -// It is automatically enabled for those compilers where it is known to work. -//#define FASTDELEGATE_ALLOW_FUNCTION_TYPE_SYNTAX - -//////////////////////////////////////////////////////////////////////////////// -// Compiler identification for workarounds -// -//////////////////////////////////////////////////////////////////////////////// - -// Compiler identification. It's not easy to identify Visual C++ because -// many vendors fraudulently define Microsoft's identifiers. -#if defined(_MSC_VER) && !defined(__MWERKS__) && !defined(__VECTOR_C) && !defined(__ICL) && !defined(__BORLANDC__) -#define FASTDLGT_ISMSVC - -#if (_MSC_VER <1300) // Many workarounds are required for VC6. -#define FASTDLGT_VC6 -#pragma warning(disable:4786) // disable this ridiculous warning -#endif - -#endif - -// Does the compiler uses Microsoft's member function pointer structure? -// If so, it needs special treatment. -// Metrowerks CodeWarrior, Intel, and CodePlay fraudulently define Microsoft's -// identifier, _MSC_VER. We need to filter Metrowerks out. -#if defined(_MSC_VER) && !defined(__MWERKS__) -#define FASTDLGT_MICROSOFT_MFP - -#if !defined(__VECTOR_C) -// CodePlay doesn't have the __single/multi/virtual_inheritance keywords -#define FASTDLGT_HASINHERITANCE_KEYWORDS -#endif -#endif - -// Does it allow function declarator syntax? The following compilers are known to work: -#if defined(FASTDLGT_ISMSVC) && (_MSC_VER >=1310) // VC 7.1 -#define FASTDELEGATE_ALLOW_FUNCTION_TYPE_SYNTAX -#endif - -// Gcc(2.95+), and versions of Digital Mars, Intel and Comeau in common use. -#if defined (__DMC__) || defined(__GNUC__) || defined(__ICL) || defined(__COMO__) -#define FASTDELEGATE_ALLOW_FUNCTION_TYPE_SYNTAX -#endif - -// It works on Metrowerks MWCC 3.2.2. From boost.Config it should work on earlier ones too. -#if defined (__MWERKS__) -#define FASTDELEGATE_ALLOW_FUNCTION_TYPE_SYNTAX -#endif - -#ifdef __GNUC__ // Workaround GCC bug #8271 - // At present, GCC doesn't recognize constness of MFPs in templates -#define FASTDELEGATE_GCC_BUG_8271 -#endif - - - -//////////////////////////////////////////////////////////////////////////////// -// General tricks used in this code -// -// (a) Error messages are generated by typdefing an array of negative size to -// generate compile-time errors. -// (b) Warning messages on MSVC are generated by declaring unused variables, and -// enabling the "variable XXX is never used" warning. -// (c) Unions are used in a few compiler-specific cases to perform illegal casts. -// (d) For Microsoft and Intel, when adjusting the 'this' pointer, it's cast to -// (char *) first to ensure that the correct number of *bytes* are added. -// -//////////////////////////////////////////////////////////////////////////////// -// Helper templates -// -//////////////////////////////////////////////////////////////////////////////// - - -namespace delegate -{ - // we'll hide the implementation details in a nested namespace. - namespace detail - { - // implicit_cast< > - // I believe this was originally going to be in the C++ standard but - // was left out by accident. It's even milder than static_cast. - // I use it instead of static_cast<> to emphasize that I'm not doing - // anything nasty. - // Usage is identical to static_cast<> - template - inline OutputClass implicit_cast(InputClass input){ - return input; - } - - // horrible_cast< > - // This is truly evil. It completely subverts C++'s type system, allowing you - // to cast from any class to any other class. Technically, using a union - // to perform the cast is undefined behaviour (even in C). But we can see if - // it is OK by checking that the union is the same size as each of its members. - // horrible_cast<> should only be used for compiler-specific workarounds. - // Usage is identical to reinterpret_cast<>. - - // This union is declared outside the horrible_cast because BCC 5.5.1 - // can't inline a function with a nested class, and gives a warning. - template - union horrible_union{ - OutputClass out; - InputClass in; - }; - - template - inline OutputClass horrible_cast(const InputClass input){ - horrible_union u; - // Cause a compile-time error if in, out and u are not the same size. - // If the compile fails here, it means the compiler has peculiar - // unions which would prevent the cast from working. - typedef int ERROR_CantUseHorrible_cast[sizeof(InputClass)==sizeof(u) - && sizeof(InputClass)==sizeof(OutputClass) ? 1 : -1]; - u.in = input; - return u.out; - } - - //////////////////////////////////////////////////////////////////////////////// - // Workarounds - // - //////////////////////////////////////////////////////////////////////////////// - - // Backwards compatibility: This macro used to be necessary in the virtual inheritance - // case for Intel and Microsoft. Now it just forward-declares the class. -#define FASTDELEGATEDECLARE(CLASSNAME) class CLASSNAME; - - // Prevent use of the static function hack with the DOS medium model. -#ifdef __MEDIUM__ -#undef FASTDELEGATE_USESTATICFUNCTIONHACK -#endif - - // DefaultVoid - a workaround for 'void' templates in VC6. - // - // (1) VC6 and earlier do not allow 'void' as a default template argument. - // (2) They also doesn't allow you to return 'void' from a function. - // - // Workaround for (1): Declare a dummy type 'DefaultVoid' which we use - // when we'd like to use 'void'. We convert it into 'void' and back - // using the templates DefaultVoidToVoid<> and VoidToDefaultVoid<>. - // Workaround for (2): On VC6, the code for calling a void function is - // identical to the code for calling a non-void function in which the - // return value is never used, provided the return value is returned - // in the EAX register, rather than on the stack. - // This is true for most fundamental types such as int, enum, void *. - // Const void * is the safest option since it doesn't participate - // in any automatic conversions. But on a 16-bit compiler it might - // cause extra code to be generated, so we disable it for all compilers - // except for VC6 (and VC5). -#ifdef FASTDLGT_VC6 - // VC6 workaround - typedef const void * DefaultVoid; -#else - // On any other compiler, just use a normal void. - typedef void DefaultVoid; -#endif - - // Translate from 'DefaultVoid' to 'void'. - // Everything else is unchanged - template - struct DefaultVoidToVoid { typedef T type; }; - - template <> - struct DefaultVoidToVoid { typedef void type; }; - - // Translate from 'void' into 'DefaultVoid' - // Everything else is unchanged - template - struct VoidToDefaultVoid { typedef T type; }; - - template <> - struct VoidToDefaultVoid { typedef DefaultVoid type; }; - - - - //////////////////////////////////////////////////////////////////////////////// - // Fast Delegates, part 1: - // - // Conversion of member function pointer to a standard form - // - //////////////////////////////////////////////////////////////////////////////// - - // GenericClass is a fake class, ONLY used to provide a type. - // It is vitally important that it is never defined, so that the compiler doesn't - // think it can optimize the invocation. For example, Borland generates simpler - // code if it knows the class only uses single inheritance. - - // Compilers using Microsoft's structure need to be treated as a special case. -#ifdef FASTDLGT_MICROSOFT_MFP - -#ifdef FASTDLGT_HASINHERITANCE_KEYWORDS - // For Microsoft and Intel, we want to ensure that it's the most efficient type of MFP - // (4 bytes), even when the /vmg option is used. Declaring an empty class - // would give 16 byte pointers in this case.... - class __single_inheritance GenericClass; -#endif - // ...but for Codeplay, an empty class *always* gives 4 byte pointers. - // If compiled with the /clr option ("managed C++"), the JIT compiler thinks - // it needs to load GenericClass before it can call any of its functions, - // (compiles OK but crashes at runtime!), so we need to declare an - // empty class to make it happy. - // Codeplay and VC4 can't cope with the unknown_inheritance case either. - class GenericClass {}; -#else - class GenericClass; -#endif - - // The size of a single inheritance member function pointer. - const int SINGLE_MEMFUNCPTR_SIZE = sizeof(void (GenericClass::*)()); - - // SimplifyMemFunc< >::Convert() - // - // A template function that converts an arbitrary member function pointer into the - // simplest possible form of member function pointer, using a supplied 'this' pointer. - // According to the standard, this can be done legally with reinterpret_cast<>. - // For (non-standard) compilers which use member function pointers which vary in size - // depending on the class, we need to use knowledge of the internal structure of a - // member function pointer, as used by the compiler. Template specialization is used - // to distinguish between the sizes. Because some compilers don't support partial - // template specialisation, I use full specialisation of a wrapper struct. - - // general case -- don't know how to convert it. Force a compile failure - template - struct SimplifyMemFunc { - template - inline static GenericClass *Convert(X*, XFuncType, GenericMemFuncType&) { - // Unsupported member function type -- force a compile failure. - // (it's illegal to have a array with negative size). - typedef char ERROR_Unsupported_member_function_pointer_on_this_compiler[N-100]; - return 0; - } - }; - - // For compilers where all member func ptrs are the same size, everything goes here. - // For non-standard compilers, only single_inheritance classes go here. - template <> - struct SimplifyMemFunc { - template - inline static GenericClass *Convert(X *pthis, XFuncType function_to_bind, - GenericMemFuncType &bound_func) { -#if defined __DMC__ - // Digital Mars doesn't allow you to cast between abitrary PMF's, - // even though the standard says you can. The 32-bit compiler lets you - // static_cast through an int, but the DOS compiler doesn't. - bound_func = horrible_cast(function_to_bind); -#else - bound_func = reinterpret_cast(function_to_bind); -#endif - return reinterpret_cast(pthis); - } - }; - - //////////////////////////////////////////////////////////////////////////////// - // Fast Delegates, part 1b: - // - // Workarounds for Microsoft and Intel - // - //////////////////////////////////////////////////////////////////////////////// - - - // Compilers with member function pointers which violate the standard (MSVC, Intel, Codeplay), - // need to be treated as a special case. -#ifdef FASTDLGT_MICROSOFT_MFP - - // We use unions to perform horrible_casts. I would like to use #pragma pack(push, 1) - // at the start of each function for extra safety, but VC6 seems to ICE - // intermittently if you do this inside a template. - - // __multiple_inheritance classes go here - // Nasty hack for Microsoft and Intel (IA32 and Itanium) - template<> - struct SimplifyMemFunc< SINGLE_MEMFUNCPTR_SIZE + sizeof(int) > { - template - inline static GenericClass *Convert(X *pthis, XFuncType function_to_bind, - GenericMemFuncType &bound_func) { - // We need to use a horrible_cast to do this conversion. - // In MSVC, a multiple inheritance member pointer is internally defined as: - union { - XFuncType func; - struct { - GenericMemFuncType funcaddress; // points to the actual member function - int delta; // #BYTES to be added to the 'this' pointer - }s; - } u; - // Check that the horrible_cast will work - typedef int ERROR_CantUsehorrible_cast[sizeof(function_to_bind)==sizeof(u.s)? 1 : -1]; - u.func = function_to_bind; - bound_func = u.s.funcaddress; - return reinterpret_cast(reinterpret_cast(pthis) + u.s.delta); - } - }; - - // virtual inheritance is a real nuisance. It's inefficient and complicated. - // On MSVC and Intel, there isn't enough information in the pointer itself to - // enable conversion to a closure pointer. Earlier versions of this code didn't - // work for all cases, and generated a compile-time error instead. - // But a very clever hack invented by John M. Dlugosz solves this problem. - // My code is somewhat different to his: I have no asm code, and I make no - // assumptions about the calling convention that is used. - - // In VC++ and ICL, a virtual_inheritance member pointer - // is internally defined as: - struct MicrosoftVirtualMFP { - void (GenericClass::*codeptr)(); // points to the actual member function - int delta; // #bytes to be added to the 'this' pointer - int vtable_index; // or 0 if no virtual inheritance - }; - // The CRUCIAL feature of Microsoft/Intel MFPs which we exploit is that the - // m_codeptr member is *always* called, regardless of the values of the other - // members. (This is *not* true for other compilers, eg GCC, which obtain the - // function address from the vtable if a virtual function is being called). - // Dlugosz's trick is to make the codeptr point to a probe function which - // returns the 'this' pointer that was used. - - // Define a generic class that uses virtual inheritance. - // It has a trival member function that returns the value of the 'this' pointer. - struct GenericVirtualClass : virtual public GenericClass - { - typedef GenericVirtualClass * (GenericVirtualClass::*ProbePtrType)(); - GenericVirtualClass * GetThis() { return this; } - }; - - // __virtual_inheritance classes go here - template <> - struct SimplifyMemFunc - { - - template - inline static GenericClass *Convert(X *pthis, XFuncType function_to_bind, - GenericMemFuncType &bound_func) { - union { - XFuncType func; - GenericClass* (X::*ProbeFunc)(); - MicrosoftVirtualMFP s; - } u; - u.func = function_to_bind; - bound_func = reinterpret_cast(u.s.codeptr); - union { - GenericVirtualClass::ProbePtrType virtfunc; - MicrosoftVirtualMFP s; - } u2; - // Check that the horrible_cast<>s will work - typedef int ERROR_CantUsehorrible_cast[sizeof(function_to_bind)==sizeof(u.s) - && sizeof(function_to_bind)==sizeof(u.ProbeFunc) - && sizeof(u2.virtfunc)==sizeof(u2.s) ? 1 : -1]; - // Unfortunately, taking the address of a MF prevents it from being inlined, so - // this next line can't be completely optimised away by the compiler. - u2.virtfunc = &GenericVirtualClass::GetThis; - u.s.codeptr = u2.s.codeptr; - return (pthis->*u.ProbeFunc)(); - } - }; - -#if (_MSC_VER <1300) - - // Nasty hack for Microsoft Visual C++ 6.0 - // unknown_inheritance classes go here - // There is a compiler bug in MSVC6 which generates incorrect code in this case!! - template <> - struct SimplifyMemFunc - { - template - inline static GenericClass *Convert(X *pthis, XFuncType function_to_bind, - GenericMemFuncType &bound_func) { - // There is an apalling but obscure compiler bug in MSVC6 and earlier: - // vtable_index and 'vtordisp' are always set to 0 in the - // unknown_inheritance case! - // This means that an incorrect function could be called!!! - // Compiling with the /vmg option leads to potentially incorrect code. - // This is probably the reason that the IDE has a user interface for specifying - // the /vmg option, but it is disabled - you can only specify /vmg on - // the command line. In VC1.5 and earlier, the compiler would ICE if it ever - // encountered this situation. - // It is OK to use the /vmg option if /vmm or /vms is specified. - - // Fortunately, the wrong function is only called in very obscure cases. - // It only occurs when a derived class overrides a virtual function declared - // in a virtual base class, and the member function - // points to the *Derived* version of that function. The problem can be - // completely averted in 100% of cases by using the *Base class* for the - // member fpointer. Ie, if you use the base class as an interface, you'll - // stay out of trouble. - // Occasionally, you might want to point directly to a derived class function - // that isn't an override of a base class. In this case, both vtable_index - // and 'vtordisp' are zero, but a virtual_inheritance pointer will be generated. - // We can generate correct code in this case. To prevent an incorrect call from - // ever being made, on MSVC6 we generate a warning, and call a function to - // make the program crash instantly. - typedef char ERROR_VC6CompilerBug[-100]; - return 0; - } - }; - - -#else - - // Nasty hack for Microsoft and Intel (IA32 and Itanium) - // unknown_inheritance classes go here - // This is probably the ugliest bit of code I've ever written. Look at the casts! - // There is a compiler bug in MSVC6 which prevents it from using this code. - template <> - struct SimplifyMemFunc - { - template - inline static GenericClass *Convert(X *pthis, XFuncType function_to_bind, - GenericMemFuncType &bound_func) { - // The member function pointer is 16 bytes long. We can't use a normal cast, but - // we can use a union to do the conversion. - union { - XFuncType func; - // In VC++ and ICL, an unknown_inheritance member pointer - // is internally defined as: - struct { - GenericMemFuncType m_funcaddress; // points to the actual member function - int delta; // #bytes to be added to the 'this' pointer - int vtordisp; // #bytes to add to 'this' to find the vtable - int vtable_index; // or 0 if no virtual inheritance - } s; - } u; - // Check that the horrible_cast will work - typedef int ERROR_CantUsehorrible_cast[sizeof(XFuncType)==sizeof(u.s)? 1 : -1]; - u.func = function_to_bind; - bound_func = u.s.funcaddress; - int virtual_delta = 0; - if (u.s.vtable_index) { // Virtual inheritance is used - // First, get to the vtable. - // It is 'vtordisp' bytes from the start of the class. - const int * vtable = *reinterpret_cast( - reinterpret_cast(pthis) + u.s.vtordisp ); - - // 'vtable_index' tells us where in the table we should be looking. - virtual_delta = u.s.vtordisp + *reinterpret_cast( - reinterpret_cast(vtable) + u.s.vtable_index); - } - // The int at 'virtual_delta' gives us the amount to add to 'this'. - // Finally we can add the three components together. Phew! - return reinterpret_cast( - reinterpret_cast(pthis) + u.s.delta + virtual_delta); - }; - }; - -#endif // MSVC 7 and greater -#endif // MS/Intel hacks - - } // namespace detail - - //////////////////////////////////////////////////////////////////////////////// - // Fast Delegates, part 2: - // - // Define the delegate storage, and cope with static functions - // - //////////////////////////////////////////////////////////////////////////////// - - // DelegateMemento -- an opaque structure which can hold an arbitary delegate. - // It knows nothing about the calling convention or number of arguments used by - // the function pointed to. - // It supplies comparison operators so that it can be stored in STL collections. - // It cannot be set to anything other than null, nor invoked directly: - // it must be converted to a specific delegate. - - // Implementation: - // There are two possible implementations: the Safe method and the Evil method. - // DelegateMemento - Safe version - // - // This implementation is standard-compliant, but a bit tricky. - // A static function pointer is stored inside the class. - // Here are the valid values: - // +-- Static pointer --+--pThis --+-- pMemFunc-+-- Meaning------+ - // | 0 | 0 | 0 | Empty | - // | !=0 |(dontcare)| Invoker | Static function| - // | 0 | !=0 | !=0* | Method call | - // +--------------------+----------+------------+----------------+ - // * For Metrowerks, this can be 0. (first virtual function in a - // single_inheritance class). - // When stored stored inside a specific delegate, the 'dontcare' entries are replaced - // with a reference to the delegate itself. This complicates the = and == operators - // for the delegate class. - - // DelegateMemento - Evil version - // - // For compilers where data pointers are at least as big as code pointers, it is - // possible to store the function pointer in the this pointer, using another - // horrible_cast. In this case the DelegateMemento implementation is simple: - // +--pThis --+-- pMemFunc-+-- Meaning---------------------+ - // | 0 | 0 | Empty | - // | !=0 | !=0* | Static function or method call| - // +----------+------------+-------------------------------+ - // * For Metrowerks, this can be 0. (first virtual function in a - // single_inheritance class). - // Note that the Sun C++ and MSVC documentation explicitly state that they - // support static_cast between void * and function pointers. - - class DelegateMemento { - protected: - // the data is protected, not private, because many - // compilers have problems with template friends. - typedef void (detail::GenericClass::*GenericMemFuncType)(); // arbitrary MFP. - detail::GenericClass *m_pthis; - GenericMemFuncType m_pFunction; - -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - typedef void (*GenericFuncPtr)(); // arbitrary code pointer - GenericFuncPtr m_pStaticFunction; -#endif - - public: -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - DelegateMemento() : m_pthis(0), m_pFunction(0), m_pStaticFunction(0) {}; - void clear() { - m_pthis=0; m_pFunction=0; m_pStaticFunction=0; - } -#else - DelegateMemento() : m_pthis(0), m_pFunction(0) {}; - void clear() { m_pthis=0; m_pFunction=0; } -#endif - public: -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - inline bool IsEqual (const DelegateMemento &x) const{ - // We have to cope with the static function pointers as a special case - if (m_pFunction!=x.m_pFunction) return false; - // the static function ptrs must either both be equal, or both be 0. - if (m_pStaticFunction!=x.m_pStaticFunction) return false; - if (m_pStaticFunction!=0) return m_pthis==x.m_pthis; - else return true; - } -#else // Evil Method - inline bool IsEqual (const DelegateMemento &x) const{ - return m_pthis==x.m_pthis && m_pFunction==x.m_pFunction; - } -#endif - // Provide a strict weak ordering for DelegateMementos. - inline bool IsLess(const DelegateMemento &right) const { - // deal with static function pointers first -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - if (m_pStaticFunction !=0 || right.m_pStaticFunction!=0) - return m_pStaticFunction < right.m_pStaticFunction; -#endif - if (m_pthis !=right.m_pthis) return m_pthis < right.m_pthis; - // There are no ordering operators for member function pointers, - // but we can fake one by comparing each byte. The resulting ordering is - // arbitrary (and compiler-dependent), but it permits storage in ordered STL containers. - return memcmp(&m_pFunction, &right.m_pFunction, sizeof(m_pFunction)) < 0; - - } - // BUGFIX (Mar 2005): - // We can't just compare m_pFunction because on Metrowerks, - // m_pFunction can be zero even if the delegate is not empty! - inline bool operator ! () const // Is it bound to anything? - { return m_pthis==0 && m_pFunction==0; } - inline bool empty() const // Is it bound to anything? - { return m_pthis==0 && m_pFunction==0; } - public: - DelegateMemento & operator = (const DelegateMemento &right) { - SetMementoFrom(right); - return *this; - } - inline bool operator <(const DelegateMemento &right) { - return IsLess(right); - } - inline bool operator >(const DelegateMemento &right) { - return right.IsLess(*this); - } - DelegateMemento (const DelegateMemento &right) : - m_pthis(right.m_pthis), m_pFunction(right.m_pFunction) -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - , m_pStaticFunction (right.m_pStaticFunction) -#endif - {} - protected: - void SetMementoFrom(const DelegateMemento &right) { - m_pFunction = right.m_pFunction; - m_pthis = right.m_pthis; -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - m_pStaticFunction = right.m_pStaticFunction; -#endif - } - }; - - - // ClosurePtr<> - // - // A private wrapper class that adds function signatures to DelegateMemento. - // It's the class that does most of the actual work. - // The signatures are specified by: - // GenericMemFunc: must be a type of GenericClass member function pointer. - // StaticFuncPtr: must be a type of function pointer with the same signature - // as GenericMemFunc. - // UnvoidStaticFuncPtr: is the same as StaticFuncPtr, except on VC6 - // where it never returns void (returns DefaultVoid instead). - - // An outer class, delegateN<>, handles the invoking and creates the - // necessary typedefs. - // This class does everything else. - - namespace detail { - - template < class GenericMemFunc, class StaticFuncPtr, class UnvoidStaticFuncPtr> - class ClosurePtr : public DelegateMemento { - public: - // These functions are for setting the delegate to a member function. - - // Here's the clever bit: we convert an arbitrary member function into a - // standard form. XMemFunc should be a member function of class X, but I can't - // enforce that here. It needs to be enforced by the wrapper class. - template < class X, class XMemFunc > - inline void bindmemfunc(X *pthis, XMemFunc function_to_bind ) { - m_pthis = SimplifyMemFunc< sizeof(function_to_bind) > - ::Convert(pthis, function_to_bind, m_pFunction); -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - m_pStaticFunction = 0; -#endif - } - // For const member functions, we only need a const class pointer. - // Since we know that the member function is const, it's safe to - // remove the const qualifier from the 'this' pointer with a const_cast. - // VC6 has problems if we just overload 'bindmemfunc', so we give it a different name. - template < class X, class XMemFunc> - inline void bindconstmemfunc(const X *pthis, XMemFunc function_to_bind) { - m_pthis= SimplifyMemFunc< sizeof(function_to_bind) > - ::Convert(const_cast(pthis), function_to_bind, m_pFunction); -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - m_pStaticFunction = 0; -#endif - } -#ifdef FASTDELEGATE_GCC_BUG_8271 // At present, GCC doesn't recognize constness of MFPs in templates - template < class X, class XMemFunc> - inline void bindmemfunc(const X *pthis, XMemFunc function_to_bind) { - bindconstmemfunc(pthis, function_to_bind); -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - m_pStaticFunction = 0; -#endif - } -#endif - // These functions are required for invoking the stored function - inline GenericClass *GetClosureThis() const { return m_pthis; } - inline GenericMemFunc GetClosureMemPtr() const { return reinterpret_cast(m_pFunction); } - - // There are a few ways of dealing with static function pointers. - // There's a standard-compliant, but tricky method. - // There's also a straightforward hack, that won't work on DOS compilers using the - // medium memory model. It's so evil that I can't recommend it, but I've - // implemented it anyway because it produces very nice asm code. - -#if !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - - // ClosurePtr<> - Safe version - // - // This implementation is standard-compliant, but a bit tricky. - // I store the function pointer inside the class, and the delegate then - // points to itself. Whenever the delegate is copied, these self-references - // must be transformed, and this complicates the = and == operators. - public: - // The next two functions are for operator ==, =, and the copy constructor. - // We may need to convert the m_pthis pointers, so that - // they remain as self-references. - template< class DerivedClass > - inline void CopyFrom (DerivedClass *pParent, const DelegateMemento &x) { - SetMementoFrom(x); - if (m_pStaticFunction!=0) { - // transform self references... - m_pthis=reinterpret_cast(pParent); - } - } - // For static functions, the 'static_function_invoker' class in the parent - // will be called. The parent then needs to call GetStaticFunction() to find out - // the actual function to invoke. - template < class DerivedClass, class ParentInvokerSig > - inline void bindstaticfunc(DerivedClass *pParent, ParentInvokerSig static_function_invoker, - StaticFuncPtr function_to_bind ) { - if (function_to_bind==0) { // cope with assignment to 0 - m_pFunction=0; - } else { - bindmemfunc(pParent, static_function_invoker); - } - m_pStaticFunction=reinterpret_cast(function_to_bind); - } - inline UnvoidStaticFuncPtr GetStaticFunction() const { - return reinterpret_cast(m_pStaticFunction); - } -#else - - // ClosurePtr<> - Evil version - // - // For compilers where data pointers are at least as big as code pointers, it is - // possible to store the function pointer in the this pointer, using another - // horrible_cast. Invocation isn't any faster, but it saves 4 bytes, and - // speeds up comparison and assignment. If C++ provided direct language support - // for delegates, they would produce asm code that was almost identical to this. - // Note that the Sun C++ and MSVC documentation explicitly state that they - // support static_cast between void * and function pointers. - - template< class DerivedClass > - inline void CopyFrom (DerivedClass*, const DelegateMemento &right) { - SetMementoFrom(right); - } - // For static functions, the 'static_function_invoker' class in the parent - // will be called. The parent then needs to call GetStaticFunction() to find out - // the actual function to invoke. - // ******** EVIL, EVIL CODE! ******* - template < class DerivedClass, class ParentInvokerSig> - inline void bindstaticfunc(DerivedClass *pParent, ParentInvokerSig static_function_invoker, - StaticFuncPtr function_to_bind) { - if (function_to_bind==0) { // cope with assignment to 0 - m_pFunction=0; - } else { - // We'll be ignoring the 'this' pointer, but we need to make sure we pass - // a valid value to bindmemfunc(). - bindmemfunc(pParent, static_function_invoker); - } - - // WARNING! Evil hack. We store the function in the 'this' pointer! - // Ensure that there's a compilation failure if function pointers - // and data pointers have different sizes. - // If you get this error, you need to #undef FASTDELEGATE_USESTATICFUNCTIONHACK. - typedef int ERROR_CantUseEvilMethod[sizeof(GenericClass *)==sizeof(function_to_bind) ? 1 : -1]; - m_pthis = horrible_cast(function_to_bind); - // MSVC, SunC++ and DMC accept the following (non-standard) code: - // m_pthis = static_cast(static_cast(function_to_bind)); - // BCC32, Comeau and DMC accept this method. MSVC7.1 needs __int64 instead of long - // m_pthis = reinterpret_cast(reinterpret_cast(function_to_bind)); - } - // ******** EVIL, EVIL CODE! ******* - // This function will be called with an invalid 'this' pointer!! - // We're just returning the 'this' pointer, converted into - // a function pointer! - inline UnvoidStaticFuncPtr GetStaticFunction() const { - // Ensure that there's a compilation failure if function pointers - // and data pointers have different sizes. - // If you get this error, you need to #undef FASTDELEGATE_USESTATICFUNCTIONHACK. - typedef int ERROR_CantUseEvilMethod[sizeof(UnvoidStaticFuncPtr)==sizeof(this) ? 1 : -1]; - return horrible_cast(this); - } -#endif // !defined(FASTDELEGATE_USESTATICFUNCTIONHACK) - - // Does the closure contain this static function? - inline bool IsEqualToStaticFuncPtr(StaticFuncPtr funcptr){ - if (funcptr==0) return empty(); - // For the Evil method, if it doesn't actually contain a static function, this will return an arbitrary - // value that is not equal to any valid function pointer. - else return funcptr==reinterpret_cast(GetStaticFunction()); - } - }; - - - } // namespace detail - - //////////////////////////////////////////////////////////////////////////////// - // Fast Delegates, part 3: - // - // Wrapper classes to ensure type safety - // - //////////////////////////////////////////////////////////////////////////////// - - - // Once we have the member function conversion templates, it's easy to make the - // wrapper classes. So that they will work with as many compilers as possible, - // the classes are of the form - // Delegate3 - // They can cope with any combination of parameters. The max number of parameters - // allowed is 8, but it is trivial to increase this limit. - // Note that we need to treat const member functions seperately. - // All this class does is to enforce type safety, and invoke the delegate with - // the correct list of parameters. - - // Because of the weird rule about the class of derived member function pointers, - // you sometimes need to apply a downcast to the 'this' pointer. - // This is the reason for the use of "implicit_cast(pthis)" in the code below. - // If CDerivedClass is derived from CBaseClass, but doesn't override SimpleVirtualFunction, - // without this trick you'd need to write: - // MyDelegate(static_cast(&d), &CDerivedClass::SimpleVirtualFunction); - // but with the trick you can write - // MyDelegate(&d, &CDerivedClass::SimpleVirtualFunction); - - // RetType is the type the compiler uses in compiling the template. For VC6, - // it cannot be void. DesiredRetType is the real type which is returned from - // all of the functions. It can be void. - - // Implicit conversion to "bool" is achieved using the safe_bool idiom, - // using member data pointers (MDP). This allows "if (dg)..." syntax - // Because some compilers (eg codeplay) don't have a unique value for a zero - // MDP, an extra padding member is added to the SafeBool struct. - // Some compilers (eg VC6) won't implicitly convert from 0 to an MDP, so - // in that case the static function constructor is not made explicit; this - // allows "if (dg==0) ..." to compile. - - //N=0 - template - class Delegate0 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(); - typedef RetType (*UnvoidStaticFunctionPtr)(); - typedef RetType (detail::GenericClass::*GenericMemFn)(); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate0 type; - - // Construction and comparison functions - Delegate0() { clear(); } - Delegate0(const Delegate0 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate0 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate0 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate0 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate0 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate0 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate0(Y *pthis, DesiredRetType (X::* function_to_bind)() ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)()) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate0(const Y *pthis, DesiredRetType (X::* function_to_bind)() const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)() const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate0(DesiredRetType (*function_to_bind)() ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)() ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)()) { - m_Closure.bindstaticfunc(this, &Delegate0::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() () const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction() const { - return (*(m_Closure.GetStaticFunction()))(); } - }; - - //N=1 - template - class Delegate1 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate1 type; - - // Construction and comparison functions - Delegate1() { clear(); } - Delegate1(const Delegate1 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate1 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate1 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate1 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate1 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate1 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate1(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate1(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate1(DesiredRetType (*function_to_bind)(Param1 p1) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1)) { - m_Closure.bindstaticfunc(this, &Delegate1::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1) const { - return (*(m_Closure.GetStaticFunction()))(p1); } - }; - - //N=2 - template - class Delegate2 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate2 type; - - // Construction and comparison functions - Delegate2() { clear(); } - Delegate2(const Delegate2 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate2 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate2 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate2 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate2 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate2 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate2(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate2(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate2(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2)) { - m_Closure.bindstaticfunc(this, &Delegate2::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2); } - }; - - //N=3 - template - class Delegate3 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2, Param3 p3); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate3 type; - - // Construction and comparison functions - Delegate3() { clear(); } - Delegate3(const Delegate3 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate3 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate3 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate3 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate3 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate3 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate3(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate3(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate3(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3)) { - m_Closure.bindstaticfunc(this, &Delegate3::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2, Param3 p3) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2, p3); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2, Param3 p3) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2, p3); } - }; - - //N=4 - template - class Delegate4 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2, Param3 p3, Param4 p4); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate4 type; - - // Construction and comparison functions - Delegate4() { clear(); } - Delegate4(const Delegate4 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate4 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate4 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate4 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate4 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate4 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate4(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate4(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate4(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4)) { - m_Closure.bindstaticfunc(this, &Delegate4::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2, p3, p4); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2, p3, p4); } - }; - - //N=5 - template - class Delegate5 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate5 type; - - // Construction and comparison functions - Delegate5() { clear(); } - Delegate5(const Delegate5 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate5 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate5 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate5 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate5 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate5 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate5(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate5(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate5(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5)) { - m_Closure.bindstaticfunc(this, &Delegate5::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2, p3, p4, p5); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2, p3, p4, p5); } - }; - - //N=6 - template - class Delegate6 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate6 type; - - // Construction and comparison functions - Delegate6() { clear(); } - Delegate6(const Delegate6 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate6 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate6 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate6 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate6 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate6 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate6(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate6(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate6(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6)) { - m_Closure.bindstaticfunc(this, &Delegate6::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2, p3, p4, p5, p6); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2, p3, p4, p5, p6); } - }; - - //N=7 - template - class Delegate7 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate7 type; - - // Construction and comparison functions - Delegate7() { clear(); } - Delegate7(const Delegate7 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate7 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate7 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate7 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate7 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate7 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate7(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate7(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate7(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7)) { - m_Closure.bindstaticfunc(this, &Delegate7::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2, p3, p4, p5, p6, p7); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2, p3, p4, p5, p6, p7); } - }; - - //N=8 - template - class Delegate8 { - private: - typedef typename detail::DefaultVoidToVoid::type DesiredRetType; - typedef DesiredRetType (*StaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8); - typedef RetType (*UnvoidStaticFunctionPtr)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8); - typedef RetType (detail::GenericClass::*GenericMemFn)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8); - typedef detail::ClosurePtr ClosureType; - ClosureType m_Closure; - public: - // Typedefs to aid generic programming - typedef Delegate8 type; - - // Construction and comparison functions - Delegate8() { clear(); } - Delegate8(const Delegate8 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - void operator = (const Delegate8 &x) { - m_Closure.CopyFrom(this, x.m_Closure); } - bool operator ==(const Delegate8 &x) const { - return m_Closure.IsEqual(x.m_Closure); } - bool operator !=(const Delegate8 &x) const { - return !m_Closure.IsEqual(x.m_Closure); } - bool operator <(const Delegate8 &x) const { - return m_Closure.IsLess(x.m_Closure); } - bool operator >(const Delegate8 &x) const { - return x.m_Closure.IsLess(m_Closure); } - // Binding to non-const member functions - template < class X, class Y > - Delegate8(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) ) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8)) { - m_Closure.bindmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Binding to const member functions. - template < class X, class Y > - Delegate8(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - template < class X, class Y > - inline void Bind(const Y *pthis, DesiredRetType (X::* function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const) { - m_Closure.bindconstmemfunc(detail::implicit_cast(pthis), function_to_bind); } - // Static functions. We convert them into a member function call. - // This constructor also provides implicit conversion - Delegate8(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) ) { - Bind(function_to_bind); } - // for efficiency, prevent creation of a temporary - void operator = (DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) ) { - Bind(function_to_bind); } - inline void Bind(DesiredRetType (*function_to_bind)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8)) { - m_Closure.bindstaticfunc(this, &Delegate8::InvokeStaticFunction, - function_to_bind); } - // Invoke the delegate - RetType operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const { - return (m_Closure.GetClosureThis()->*(m_Closure.GetClosureMemPtr()))(p1, p2, p3, p4, p5, p6, p7, p8); } - // Implicit conversion to "bool" using the safe_bool idiom - private: - typedef struct SafeBoolStruct { - int a_data_pointer_to_this_is_0_on_buggy_compilers; - StaticFunctionPtr m_nonzero; - } UselessTypedef; - typedef StaticFunctionPtr SafeBoolStruct::*unspecified_bool_type; - public: - operator unspecified_bool_type() const { - return empty()? 0: &SafeBoolStruct::m_nonzero; - } - // necessary to allow ==0 to work despite the safe_bool idiom - inline bool operator==(StaticFunctionPtr funcptr) { - return m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator!=(StaticFunctionPtr funcptr) { - return !m_Closure.IsEqualToStaticFuncPtr(funcptr); } - inline bool operator ! () const { // Is it bound to anything? - return !m_Closure; } - inline bool empty() const { - return !m_Closure; } - void clear() { m_Closure.clear();} - // Conversion to and from the DelegateMemento storage class - const DelegateMemento & GetMemento() { return m_Closure; } - void SetMemento(const DelegateMemento &any) { m_Closure.CopyFrom(this, any); } - - private: // Invoker for static functions - RetType InvokeStaticFunction(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const { - return (*(m_Closure.GetStaticFunction()))(p1, p2, p3, p4, p5, p6, p7, p8); } - }; - - - //////////////////////////////////////////////////////////////////////////////// - // Fast Delegates, part 4: - // - // delegate<> class (Original author: Jody Hagins) - // Allows boost::function style syntax like: - // delegate< double (int, long) > - // instead of: - // Delegate2< int, long, double > - // - //////////////////////////////////////////////////////////////////////////////// - -#ifdef R - // Apparently we have a macro somewhere that is causing a compiler error - #undef R -#endif - -#ifdef FASTDELEGATE_ALLOW_FUNCTION_TYPE_SYNTAX - - // Declare delegate as a class template. It will be specialized - // later for all number of arguments. - template - class Delegate; - - //N=0 - // Specialization to allow use of - // delegate< R ( ) > - // instead of - // Delegate0 < R > - template - class Delegate< R ( ) > - // Inherit from Delegate0 so that it can be treated just like a Delegate0 - : public Delegate0 < R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate0 < R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=1 - // Specialization to allow use of - // delegate< R ( Param1 ) > - // instead of - // Delegate1 < Param1, R > - template - class Delegate< R ( Param1 ) > - // Inherit from Delegate1 so that it can be treated just like a Delegate1 - : public Delegate1 < Param1, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate1 < Param1, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=2 - // Specialization to allow use of - // delegate< R ( Param1, Param2 ) > - // instead of - // Delegate2 < Param1, Param2, R > - template - class Delegate< R ( Param1, Param2 ) > - // Inherit from Delegate2 so that it can be treated just like a Delegate2 - : public Delegate2 < Param1, Param2, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate2 < Param1, Param2, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=3 - // Specialization to allow use of - // delegate< R ( Param1, Param2, Param3 ) > - // instead of - // Delegate3 < Param1, Param2, Param3, R > - template - class Delegate< R ( Param1, Param2, Param3 ) > - // Inherit from Delegate3 so that it can be treated just like a Delegate3 - : public Delegate3 < Param1, Param2, Param3, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate3 < Param1, Param2, Param3, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2, Param3 p3 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=4 - // Specialization to allow use of - // delegate< R ( Param1, Param2, Param3, Param4 ) > - // instead of - // Delegate4 < Param1, Param2, Param3, Param4, R > - template - class Delegate< R ( Param1, Param2, Param3, Param4 ) > - // Inherit from Delegate4 so that it can be treated just like a Delegate4 - : public Delegate4 < Param1, Param2, Param3, Param4, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate4 < Param1, Param2, Param3, Param4, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=5 - // Specialization to allow use of - // delegate< R ( Param1, Param2, Param3, Param4, Param5 ) > - // instead of - // Delegate5 < Param1, Param2, Param3, Param4, Param5, R > - template - class Delegate< R ( Param1, Param2, Param3, Param4, Param5 ) > - // Inherit from Delegate5 so that it can be treated just like a Delegate5 - : public Delegate5 < Param1, Param2, Param3, Param4, Param5, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate5 < Param1, Param2, Param3, Param4, Param5, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=6 - // Specialization to allow use of - // delegate< R ( Param1, Param2, Param3, Param4, Param5, Param6 ) > - // instead of - // Delegate6 < Param1, Param2, Param3, Param4, Param5, Param6, R > - template - class Delegate< R ( Param1, Param2, Param3, Param4, Param5, Param6 ) > - // Inherit from Delegate6 so that it can be treated just like a Delegate6 - : public Delegate6 < Param1, Param2, Param3, Param4, Param5, Param6, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate6 < Param1, Param2, Param3, Param4, Param5, Param6, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=7 - // Specialization to allow use of - // delegate< R ( Param1, Param2, Param3, Param4, Param5, Param6, Param7 ) > - // instead of - // Delegate7 < Param1, Param2, Param3, Param4, Param5, Param6, Param7, R > - template - class Delegate< R ( Param1, Param2, Param3, Param4, Param5, Param6, Param7 ) > - // Inherit from Delegate7 so that it can be treated just like a Delegate7 - : public Delegate7 < Param1, Param2, Param3, Param4, Param5, Param6, Param7, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate7 < Param1, Param2, Param3, Param4, Param5, Param6, Param7, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - //N=8 - // Specialization to allow use of - // Delegate< R ( Param1, Param2, Param3, Param4, Param5, Param6, Param7, Param8 ) > - // instead of - // Delegate8 < Param1, Param2, Param3, Param4, Param5, Param6, Param7, Param8, R > - template - class Delegate< R ( Param1, Param2, Param3, Param4, Param5, Param6, Param7, Param8 ) > - // Inherit from Delegate8 so that it can be treated just like a Delegate8 - : public Delegate8 < Param1, Param2, Param3, Param4, Param5, Param6, Param7, Param8, R > - { - public: - // Make using the base type a bit easier via typedef. - typedef Delegate8 < Param1, Param2, Param3, Param4, Param5, Param6, Param7, Param8, R > BaseType; - - // Allow users access to the specific type of this delegate. - typedef Delegate SelfType; - - // Mimic the base class constructors. - Delegate() : BaseType() { } - - template < class X, class Y > - Delegate(Y * pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8 )) - : BaseType(pthis, function_to_bind) { } - - template < class X, class Y > - Delegate(const Y *pthis, - R (X::* function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8 ) const) - : BaseType(pthis, function_to_bind) - { } - - Delegate(R (*function_to_bind)( Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8 )) - : BaseType(function_to_bind) { } - void operator = (const BaseType &x) { - *static_cast(this) = x; } - }; - - -#endif //FASTDELEGATE_ALLOW_FUNCTION_TYPE_SYNTAX - - //////////////////////////////////////////////////////////////////////////////// - // Fast Delegates, part 5: - // - // MakeDelegate() helper function - // - // MakeDelegate(&x, &X::func) returns a fastdelegate of the type - // necessary for calling x.func() with the correct number of arguments. - // This makes it possible to eliminate many typedefs from user code. - // - //////////////////////////////////////////////////////////////////////////////// - - // Also declare overloads of a MakeDelegate() global function to - // reduce the need for typedefs. - // We need seperate overloads for const and non-const member functions. - // Also, because of the weird rule about the class of derived member function pointers, - // implicit downcasts may need to be applied later to the 'this' pointer. - // That's why two classes (X and Y) appear in the definitions. Y must be implicitly - // castable to X. - - // Workaround for VC6. VC6 needs void return types converted into DefaultVoid. - // GCC 3.2 and later won't compile this unless it's preceded by 'typename', - // but VC6 doesn't allow 'typename' in this context. - // So, I have to use a macro. - -#ifdef FASTDLGT_VC6 -#define FASTDLGT_RETTYPE detail::VoidToDefaultVoid::type -#else -#define FASTDLGT_RETTYPE RetType -#endif - - //N=0 - template - Delegate0 MakeDelegate(Y* x, RetType (X::*func)()) { - return Delegate0(x, func); - } - - template - Delegate0 MakeDelegate(Y* x, RetType (X::*func)() const) { - return Delegate0(x, func); - } - - //N=1 - template - Delegate1 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1)) { - return Delegate1(x, func); - } - - template - Delegate1 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1) const) { - return Delegate1(x, func); - } - - //N=2 - template - Delegate2 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2)) { - return Delegate2(x, func); - } - - template - Delegate2 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2) const) { - return Delegate2(x, func); - } - - //N=3 - template - Delegate3 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3)) { - return Delegate3(x, func); - } - - template - Delegate3 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3) const) { - return Delegate3(x, func); - } - - //N=4 - template - Delegate4 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4)) { - return Delegate4(x, func); - } - - template - Delegate4 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const) { - return Delegate4(x, func); - } - - //N=5 - template - Delegate5 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5)) { - return Delegate5(x, func); - } - - template - Delegate5 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const) { - return Delegate5(x, func); - } - - //N=6 - template - Delegate6 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6)) { - return Delegate6(x, func); - } - - template - Delegate6 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const) { - return Delegate6(x, func); - } - - //N=7 - template - Delegate7 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7)) { - return Delegate7(x, func); - } - - template - Delegate7 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const) { - return Delegate7(x, func); - } - - //N=8 - template - Delegate8 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8)) { - return Delegate8(x, func); - } - - template - Delegate8 MakeDelegate(Y* x, RetType (X::*func)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const) { - return Delegate8(x, func); - } -// clean up after ourselves... -#undef FASTDLGT_RETTYPE -} - -#endif diff --git a/lib/fastdelegate/include/fastdelegate/fastdelegate.hpp b/lib/fastdelegate/include/fastdelegate/fastdelegate.hpp deleted file mode 100644 index 493352a7..00000000 --- a/lib/fastdelegate/include/fastdelegate/fastdelegate.hpp +++ /dev/null @@ -1,8 +0,0 @@ -#pragma once -#ifndef _FASTDELEGATE_H -#define _FASTDELEGATE_H - -#include "delegate.hpp" -#include "signal.hpp" - -#endif diff --git a/lib/fastdelegate/include/fastdelegate/signal.hpp b/lib/fastdelegate/include/fastdelegate/signal.hpp deleted file mode 100644 index 24fec679..00000000 --- a/lib/fastdelegate/include/fastdelegate/signal.hpp +++ /dev/null @@ -1,557 +0,0 @@ -/** - * Signal.hpp - * - * A lightweight signals and slots implementation using fast delegates - * - * Created by Patrick Hogan on 5/18/09. - */ -#pragma once -#ifndef _SIGNAL_H_ -#define _SIGNAL_H_ - -#include "delegate.hpp" -#include - -namespace delegate -{ - template< class Param0 = void > - class Signal0 - { - public: - typedef Delegate0< void > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)() ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)() const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)() ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)() const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit() const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(); - } - } - - void operator() () const { - emit(); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1 > - class Signal1 - { - public: - typedef Delegate1< Param1 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1); - } - } - - void operator() (Param1 p1) const { - emit(p1); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2 > - class Signal2 - { - public: - typedef Delegate2< Param1, Param2 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2); - } - } - - void operator() (Param1 p1, Param2 p2) const { - emit(p1, p2); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2, class Param3 > - class Signal3 - { - public: - typedef Delegate3< Param1, Param2, Param3 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2, Param3 p3) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2, p3); - } - } - - void operator() (Param1 p1, Param2 p2, Param3 p3) const { - emit(p1, p2, p3); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2, class Param3, class Param4 > - class Signal4 - { - public: - typedef Delegate4< Param1, Param2, Param3, Param4 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2, Param3 p3, Param4 p4) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2, p3, p4); - } - } - - void operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4) const { - emit(p1, p2, p3, p4); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2, class Param3, class Param4, class Param5 > - class Signal5 - { - public: - typedef Delegate5< Param1, Param2, Param3, Param4, Param5 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2, p3, p4, p5); - } - } - - void operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5) const { - emit(p1, p2, p3, p4, p5); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2, class Param3, class Param4, class Param5, class Param6 > - class Signal6 - { - public: - typedef Delegate6< Param1, Param2, Param3, Param4, Param5, Param6 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2, p3, p4, p5, p6); - } - } - - void operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6) const { - emit(p1, p2, p3, p4, p5, p6); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2, class Param3, class Param4, class Param5, class Param6, class Param7 > - class Signal7 - { - public: - typedef Delegate7< Param1, Param2, Param3, Param4, Param5, Param6, Param7 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2, p3, p4, p5, p6, p7); - } - } - - void operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7) const { - emit(p1, p2, p3, p4, p5, p6, p7); - } - - bool empty() const { - return delegateList.empty(); - } - }; - - - template< class Param1, class Param2, class Param3, class Param4, class Param5, class Param6, class Param7, class Param8 > - class Signal8 - { - public: - typedef Delegate8< Param1, Param2, Param3, Param4, Param5, Param6, Param7, Param8 > _Delegate; - - private: - typedef std::set<_Delegate> DelegateList; - typedef typename DelegateList::const_iterator DelegateIterator; - DelegateList delegateList; - - public: - void connect(_Delegate delegate) { - delegateList.insert(delegate); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void connect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const ) { - delegateList.insert(MakeDelegate(obj, fun)); - } - - void disconnect(_Delegate delegate) { - delegateList.erase(delegate); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - template< class X, class Y > - void disconnect(Y * obj, void (X::*fun)(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const ) { - delegateList.erase(MakeDelegate(obj, fun)); - } - - void clear() { - delegateList.clear(); - } - - void emit(Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const { - for (DelegateIterator i = delegateList.begin(); i != delegateList.end(); ) { - (*(i++))(p1, p2, p3, p4, p5, p6, p7, p8); - } - } - - void operator() (Param1 p1, Param2 p2, Param3 p3, Param4 p4, Param5 p5, Param6 p6, Param7 p7, Param8 p8) const { - emit(p1, p2, p3, p4, p5, p6, p7, p8); - } - - bool empty() const { - return delegateList.empty(); - } - }; -} - -#endif