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Diffstat (limited to 'src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h')
| -rw-r--r-- | src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h new file mode 100644 index 00000000..076482a6 --- /dev/null +++ b/src/libs/xpcom18a4/xpcom/reflect/xptinfo/public/xptinfo.h @@ -0,0 +1,281 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is mozilla.org code. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1999 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either of the GNU General Public License Version 2 or later (the "GPL"), + * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/* XPTI_PUBLIC_API and XPTI_GetInterfaceInfoManager declarations. */ + +#ifndef xptiinfo_h___ +#define xptiinfo_h___ + +#include "prtypes.h" +#include "xpt_struct.h" + +#ifdef VBOX_WITH_XPCOM_NAMESPACE_CLEANUP +#define XPTI_GetInterfaceInfoManager VBoxNsxpXPTI_GetInterfaceInfoManager +#define XPTI_FreeInterfaceInfoManager VBoxNsxpXPTI_FreeInterfaceInfoManager +#endif /* VBOX_WITH_XPCOM_NAMESPACE_CLEANUP */ + +/* + * The linkage of XPTI API functions differs depending on whether the file is + * used within the XPTI library or not. Any source file within the XPTI + * library should define EXPORT_XPTI_API whereas any client of the library + * should not. + */ +#ifdef EXPORT_XPTI_API +#define XPTI_PUBLIC_API(t) PR_IMPLEMENT(t) +#define XPTI_PUBLIC_DATA(t) PR_IMPLEMENT_DATA(t) +#if defined(_WIN32) +# define XPTI_EXPORT __declspec(dllexport) +#elif defined(XP_OS2) && defined(__declspec) +# define XPTI_EXPORT __declspec(dllexport) +#elif defined(XP_OS2_VACPP) +# define XPTI_EXPORT extern +#else +# define XPTI_EXPORT +#endif +#else +#if defined(_WIN32) +# define XPTI_PUBLIC_API(t) __declspec(dllimport) t +# define XPTI_PUBLIC_DATA(t) __declspec(dllimport) t +# define XPTI_EXPORT __declspec(dllimport) +#elif defined(XP_OS2) && defined(__declspec) +# define XPTI_PUBLIC_API(t) __declspec(dllimport) t +# define XPTI_PUBLIC_DATA(t) __declspec(dllimport) t +# define XPTI_EXPORT __declspec(dllimport) +#elif defined(XP_OS2_VACPP) +# define XPTI_PUBLIC_API(t) extern t +# define XPTI_PUBLIC_DATA(t) extern t +# define XPTI_EXPORT extern +#else +# define XPTI_PUBLIC_API(t) PR_IMPLEMENT(t) +# define XPTI_PUBLIC_DATA(t) t +# define XPTI_EXPORT +#endif +#endif +#define XPTI_FRIEND_API(t) XPTI_PUBLIC_API(t) +#define XPTI_FRIEND_DATA(t) XPTI_PUBLIC_DATA(t) + +class nsIInterfaceInfoManager; +PR_BEGIN_EXTERN_C +// Even if this is a service, it is cool to provide a direct accessor +XPTI_PUBLIC_API(nsIInterfaceInfoManager*) +XPTI_GetInterfaceInfoManager(); + +// Even if this is a service, it is cool to provide a direct accessor +XPTI_PUBLIC_API(void) +XPTI_FreeInterfaceInfoManager(); +PR_END_EXTERN_C + + + +// Flyweight wrapper classes for xpt_struct.h structs. +// Everything here is dependent upon - and sensitive to changes in - +// xpcom/typelib/xpt/public/xpt_struct.h! + +class nsXPTType : public XPTTypeDescriptorPrefix +{ +// NO DATA - this a flyweight wrapper +public: + nsXPTType() + {} // random contents + nsXPTType(const XPTTypeDescriptorPrefix& prefix) + {*(XPTTypeDescriptorPrefix*)this = prefix;} + + nsXPTType(const uint8& prefix) + {*(uint8*)this = prefix;} + + nsXPTType& operator=(uint8 val) + {flags = val; return *this;} + + nsXPTType& operator=(const nsXPTType& other) + {flags = other.flags; return *this;} + + operator uint8() const + {return flags;} + + PRBool IsPointer() const + {return 0 != (XPT_TDP_IS_POINTER(flags));} + + PRBool IsUniquePointer() const + {return 0 != (XPT_TDP_IS_UNIQUE_POINTER(flags));} + + PRBool IsReference() const + {return 0 != (XPT_TDP_IS_REFERENCE(flags));} + + PRBool IsArithmetic() const // terminology from Harbison/Steele + {return flags <= T_WCHAR;} + + PRBool IsInterfacePointer() const + { switch (TagPart()) { + default: + return PR_FALSE; + case T_INTERFACE: + case T_INTERFACE_IS: + return PR_TRUE; + } + } + + PRBool IsArray() const + {return (PRBool) TagPart() == T_ARRAY;} + + // 'Dependent' means that params of this type are dependent upon other + // params. e.g. an T_INTERFACE_IS is dependent upon some other param at + // runtime to say what the interface type of this param really is. + PRBool IsDependent() const + { switch (TagPart()) { + default: + return PR_FALSE; + case T_INTERFACE_IS: + case TD_ARRAY: + case T_PSTRING_SIZE_IS: + case T_PWSTRING_SIZE_IS: + return PR_TRUE; + } + } + + uint8 TagPart() const + {return (uint8) (flags & XPT_TDP_TAGMASK);} + + enum + { + T_I8 = TD_INT8 , + T_I16 = TD_INT16 , + T_I32 = TD_INT32 , + T_I64 = TD_INT64 , + T_U8 = TD_UINT8 , + T_U16 = TD_UINT16 , + T_U32 = TD_UINT32 , + T_U64 = TD_UINT64 , + T_FLOAT = TD_FLOAT , + T_DOUBLE = TD_DOUBLE , + T_BOOL = TD_BOOL , + T_CHAR = TD_CHAR , + T_WCHAR = TD_WCHAR , + T_VOID = TD_VOID , + T_IID = TD_PNSIID , + T_DOMSTRING = TD_DOMSTRING , + T_CHAR_STR = TD_PSTRING , + T_WCHAR_STR = TD_PWSTRING , + T_INTERFACE = TD_INTERFACE_TYPE , + T_INTERFACE_IS = TD_INTERFACE_IS_TYPE, + T_ARRAY = TD_ARRAY , + T_PSTRING_SIZE_IS = TD_PSTRING_SIZE_IS , + T_PWSTRING_SIZE_IS = TD_PWSTRING_SIZE_IS , + T_UTF8STRING = TD_UTF8STRING , + T_CSTRING = TD_CSTRING , + T_ASTRING = TD_ASTRING + }; +// NO DATA - this a flyweight wrapper +}; + +class nsXPTParamInfo : public XPTParamDescriptor +{ +// NO DATA - this a flyweight wrapper +public: + nsXPTParamInfo(const XPTParamDescriptor& desc) + {*(XPTParamDescriptor*)this = desc;} + + + PRBool IsIn() const {return 0 != (XPT_PD_IS_IN(flags));} + PRBool IsOut() const {return 0 != (XPT_PD_IS_OUT(flags));} + PRBool IsRetval() const {return 0 != (XPT_PD_IS_RETVAL(flags));} + PRBool IsShared() const {return 0 != (XPT_PD_IS_SHARED(flags));} + PRBool IsDipper() const {return 0 != (XPT_PD_IS_DIPPER(flags));} + const nsXPTType GetType() const {return type.prefix;} + + // NOTE: other activities on types are done via methods on nsIInterfaceInfo + +private: + nsXPTParamInfo(); // no implementation +// NO DATA - this a flyweight wrapper +}; + +class nsXPTMethodInfo : public XPTMethodDescriptor +{ +// NO DATA - this a flyweight wrapper +public: + nsXPTMethodInfo(const XPTMethodDescriptor& desc) + {*(XPTMethodDescriptor*)this = desc;} + + PRBool IsGetter() const {return 0 != (XPT_MD_IS_GETTER(flags) );} + PRBool IsSetter() const {return 0 != (XPT_MD_IS_SETTER(flags) );} + PRBool IsNotXPCOM() const {return 0 != (XPT_MD_IS_NOTXPCOM(flags));} + PRBool IsConstructor() const {return 0 != (XPT_MD_IS_CTOR(flags) );} + PRBool IsHidden() const {return 0 != (XPT_MD_IS_HIDDEN(flags) );} + const char* GetName() const {return name;} + uint8 GetParamCount() const {return num_args;} + /* idx was index before I got _sick_ of the warnings on Unix, sorry jband */ + const nsXPTParamInfo GetParam(uint8 idx) const + { + NS_PRECONDITION(idx < GetParamCount(),"bad arg"); + return params[idx]; + } + const nsXPTParamInfo GetResult() const + {return *result;} +private: + nsXPTMethodInfo(); // no implementation +// NO DATA - this a flyweight wrapper +}; + + +// forward declaration +struct nsXPTCMiniVariant; + +class nsXPTConstant : public XPTConstDescriptor +{ +// NO DATA - this a flyweight wrapper +public: + nsXPTConstant(const XPTConstDescriptor& desc) + {*(XPTConstDescriptor*)this = desc;} + + const char* GetName() const + {return name;} + + const nsXPTType GetType() const + {return type.prefix;} + + // XXX this is ugly. But sometimes you gotta do what you gotta do. + // A reinterpret_cast won't do the trick here. And this plain C cast + // works correctly and is safe enough. + // See http://bugzilla.mozilla.org/show_bug.cgi?id=49641 + const nsXPTCMiniVariant* GetValue() const + {return (nsXPTCMiniVariant*) &value;} +private: + nsXPTConstant(); // no implementation +// NO DATA - this a flyweight wrapper +}; + +#endif /* xptiinfo_h___ */ |