This repository has been archived on 2024-06-13. You can view files and clone it, but cannot push or open issues or pull requests.
2020-08-04 13:13:01 -04:00

485 lines
24 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#ifndef MESSAGEMAP_H
#define MESSAGEMAP_H
#ifdef _WIN32
#pragma once
#endif
#include "../tier1/utlvector.h"
// more flexible than default pointers to members code required for casting
// member function pointers
//#pragma pointers_to_members( full_generality, virtual_inheritance )
namespace vgui {
////////////// MESSAGEMAP DEFINITIONS //////////////
//-----------------------------------------------------------------------------
// Purpose: parameter data type enumeration
// used internal but the shortcut macros require this to be
//exposed
//-----------------------------------------------------------------------------
enum DataType_t {
DATATYPE_VOID,
DATATYPE_CONSTCHARPTR,
DATATYPE_INT,
DATATYPE_FLOAT,
DATATYPE_PTR,
DATATYPE_BOOL,
DATATYPE_KEYVALUES,
DATATYPE_CONSTWCHARPTR,
DATATYPE_UINT64,
DATATYPE_HANDLE, // It's an int, really
};
#ifdef WIN32
class __virtual_inheritance Panel;
#else
class Panel;
#endif
typedef unsigned int VPANEL;
typedef void (Panel::*MessageFunc_t)(void);
//-----------------------------------------------------------------------------
// Purpose: Single item in a message map
// Contains the information to map a string message name with
//parameters to a function call
//-----------------------------------------------------------------------------
#pragma warning(disable : 4121)
struct MessageMapItem_t {
const char *name;
// VC6 aligns this to 16-bytes. Since some of the code has been compiled
// with VC6, we need to enforce the alignment on later compilers to remain
// compatible.
ALIGN16 MessageFunc_t func;
int numParams;
DataType_t firstParamType;
const char *firstParamName;
DataType_t secondParamType;
const char *secondParamName;
int nameSymbol;
int firstParamSymbol;
int secondParamSymbol;
};
#define DECLARE_PANELMESSAGEMAP(className) \
static void AddToMap(char const *scriptname, vgui::MessageFunc_t function, \
int paramCount, int p1type, const char *p1name, \
int p2type, const char *p2name) { \
vgui::PanelMessageMap *map = \
vgui::FindOrAddPanelMessageMap(GetPanelClassName()); \
\
vgui::MessageMapItem_t entry; \
entry.name = scriptname; \
entry.func = function; \
entry.numParams = paramCount; \
entry.firstParamType = (vgui::DataType_t)p1type; \
entry.firstParamName = p1name; \
entry.secondParamType = (vgui::DataType_t)p2type; \
entry.secondParamName = p2name; \
entry.nameSymbol = 0; \
entry.firstParamSymbol = 0; \
entry.secondParamSymbol = 0; \
\
map->entries.AddToTail(entry); \
} \
\
static void ChainToMap(void) { \
static bool chained = false; \
if (chained) return; \
chained = true; \
vgui::PanelMessageMap *map = \
vgui::FindOrAddPanelMessageMap(GetPanelClassName()); \
map->pfnClassName = &GetPanelClassName; \
if (map && GetPanelBaseClassName() && GetPanelBaseClassName()[0]) { \
map->baseMap = \
vgui::FindOrAddPanelMessageMap(GetPanelBaseClassName()); \
} \
} \
\
class className##_RegisterMap; \
friend class className##_RegisterMap; \
class className##_RegisterMap { \
public: \
className##_RegisterMap() { className::ChainToMap(); } \
}; \
className##_RegisterMap m_RegisterClass; \
\
virtual vgui::PanelMessageMap *GetMessageMap() { \
static vgui::PanelMessageMap *s_pMap = \
vgui::FindOrAddPanelMessageMap(GetPanelClassName()); \
return s_pMap; \
}
#if !defined(_XBOX)
#define VGUI_USEKEYBINDINGMAPS 1
#endif
#if defined(VGUI_USEKEYBINDINGMAPS)
#define DECLARE_CLASS_SIMPLE(className, baseClassName) \
typedef baseClassName BaseClass; \
typedef className ThisClass; \
\
public: \
DECLARE_PANELMESSAGEMAP(className); \
DECLARE_PANELANIMATION(className); \
DECLARE_KEYBINDINGMAP(className); \
static char const *GetPanelClassName() { return #className; } \
static char const *GetPanelBaseClassName() { return #baseClassName; }
#define DECLARE_CLASS_SIMPLE_NOBASE(className) \
typedef className ThisClass; \
\
public: \
DECLARE_PANELMESSAGEMAP(className); \
DECLARE_PANELANIMATION(className); \
DECLARE_KEYBINDINGMAP(className); \
static char const *GetPanelClassName() { return #className; } \
static char const *GetPanelBaseClassName() { return NULL; }
#else // no keybinding maps
#define DECLARE_CLASS_SIMPLE(className, baseClassName) \
typedef baseClassName BaseClass; \
typedef className ThisClass; \
\
public: \
DECLARE_PANELMESSAGEMAP(className); \
DECLARE_PANELANIMATION(className); \
static char const *GetPanelClassName() { return #className; } \
static char const *GetPanelBaseClassName() { return #baseClassName; }
#define DECLARE_CLASS_SIMPLE_NOBASE(className) \
typedef className ThisClass; \
\
public: \
DECLARE_PANELMESSAGEMAP(className); \
DECLARE_PANELANIMATION(className); \
static char const *GetPanelClassName() { return #className; } \
static char const *GetPanelBaseClassName() { return NULL; }
#endif // !VGUI_USEKEYBINDINGMAPS
#define _MessageFuncCommon(name, scriptname, paramCount, p1type, p1name, \
p2type, p2name) \
class PanelMessageFunc_##name; \
friend class PanelMessageFunc_##name; \
class PanelMessageFunc_##name { \
public: \
static void InitVar() { \
static bool bAdded = false; \
if (!bAdded) { \
bAdded = true; \
AddToMap(scriptname, (vgui::MessageFunc_t)&ThisClass::name, \
paramCount, p1type, p1name, p2type, p2name); \
} \
} \
PanelMessageFunc_##name() { PanelMessageFunc_##name::InitVar(); } \
}; \
PanelMessageFunc_##name m_##name##_register;
// Use this macro to define a message mapped function
// must end with a semicolon ';', or with a function
// no parameter
#define MESSAGE_FUNC(name, scriptname) \
_MessageFuncCommon(name, scriptname, 0, 0, 0, 0, 0); \
virtual void name(void)
// one parameter
#define MESSAGE_FUNC_INT(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_INT, #p1, 0, 0); \
virtual void name(int p1)
#define MESSAGE_FUNC_UINT64(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_UINT64, #p1, 0, 0); \
virtual void name(uint64 p1)
#define MESSAGE_FUNC_PTR(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_PTR, #p1, 0, 0); \
virtual void name(vgui::Panel *p1)
#define MESSAGE_FUNC_HANDLE(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_HANDLE, #p1, 0, 0); \
virtual void name(vgui::VPANEL p1)
#define MESSAGE_FUNC_ENUM(name, scriptname, t1, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_INT, #p1, 0, 0); \
virtual void name(t1 p1)
#define MESSAGE_FUNC_FLOAT(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_FLOAT, #p1, 0, 0); \
virtual void name(float p1)
#define MESSAGE_FUNC_CHARPTR(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_CONSTCHARPTR, #p1, \
0, 0); \
virtual void name(const char *p1)
#define MESSAGE_FUNC_WCHARPTR(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_CONSTWCHARPTR, #p1, \
0, 0); \
virtual void name(const wchar_t *p1)
// two parameters
#define MESSAGE_FUNC_INT_INT(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_INT, #p1, \
vgui::DATATYPE_INT, #p2); \
virtual void name(int p1, int p2)
#define MESSAGE_FUNC_PTR_INT(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_PTR, #p1, \
vgui::DATATYPE_INT, #p2); \
virtual void name(vgui::Panel *p1, int p2)
#define MESSAGE_FUNC_HANDLE_INT(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_HANDLE, #p1, \
vgui::DATATYPE_INT, #p2); \
virtual void name(vgui::VPANEL p1, int p2)
#define MESSAGE_FUNC_ENUM_ENUM(name, scriptname, t1, p1, t2, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_INT, #p1, \
vgui::DATATYPE_INT, #p2); \
virtual void name(t1 p1, t2 p2)
#define MESSAGE_FUNC_INT_CHARPTR(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_INT, #p1, \
vgui::DATATYPE_CONSTCHARPTR, #p2); \
virtual void name(int p1, const char *p2)
#define MESSAGE_FUNC_PTR_CHARPTR(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_PTR, #p1, \
vgui::DATATYPE_CONSTCHARPTR, #p2); \
virtual void name(vgui::Panel *p1, const char *p2)
#define MESSAGE_FUNC_HANDLE_CHARPTR(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_HANDLE, #p1, \
vgui::DATATYPE_CONSTCHARPTR, #p2); \
virtual void name(vgui::VPANEL p1, const char *p2)
#define MESSAGE_FUNC_PTR_WCHARPTR(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_PTR, #p1, \
vgui::DATATYPE_CONSTWCHARPTR, #p2); \
virtual void name(vgui::Panel *p1, const wchar_t *p2)
#define MESSAGE_FUNC_HANDLE_WCHARPTR(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_HANDLE, #p1, \
vgui::DATATYPE_CONSTWCHARPTR, #p2); \
virtual void name(vgui::VPANEL p1, const wchar_t *p2)
#define MESSAGE_FUNC_CHARPTR_CHARPTR(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_CONSTCHARPTR, #p1, \
vgui::DATATYPE_CONSTCHARPTR, #p2); \
virtual void name(const char *p1, const char *p2)
// unlimited parameters (passed in the whole KeyValues)
#define MESSAGE_FUNC_PARAMS(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_KEYVALUES, NULL, 0, \
0); \
virtual void name(KeyValues *p1)
// no-virtual function version
#define MESSAGE_FUNC_NV(name, scriptname) \
_MessageFuncCommon(name, scriptname, 0, 0, 0, 0, 0); \
void name(void)
#define MESSAGE_FUNC_NV_INT(name, scriptname, p1) \
_MessageFuncCommon(name, scriptname, 1, vgui::DATATYPE_INT, #p1, 0, 0); \
void name(int p1)
#define MESSAGE_FUNC_NV_INT_INT(name, scriptname, p1, p2) \
_MessageFuncCommon(name, scriptname, 2, vgui::DATATYPE_INT, #p1, \
vgui::DATATYPE_INT, #p2); \
void name(int p1, int p2)
// mapping, one per class
struct PanelMessageMap {
PanelMessageMap() {
baseMap = NULL;
pfnClassName = NULL;
processed = false;
}
CUtlVector<MessageMapItem_t> entries;
bool processed;
PanelMessageMap *baseMap;
char const *(*pfnClassName)(void);
};
PanelMessageMap *FindPanelMessageMap(char const *className);
PanelMessageMap *FindOrAddPanelMessageMap(char const *className);
///////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// OBSELETE MAPPING FUNCTIONS, USE ABOVE
//
///////////////////////////////////////////////////////////////////////////////////////////////////////////
// no parameters
#define MAP_MESSAGE(type, name, func) \
{ name, (vgui::MessageFunc_t)(&type::func), 0 }
// implicit single parameter (params is the data store)
#define MAP_MESSAGE_PARAMS(type, name, func) \
{ \
name, (vgui::MessageFunc_t)(&type::func), 1, vgui::DATATYPE_KEYVALUES, \
NULL \
}
// single parameter
#define MAP_MESSAGE_PTR(type, name, func, param1) \
{ name, (vgui::MessageFunc_t)(&type::func), 1, vgui::DATATYPE_PTR, param1 }
#define MAP_MESSAGE_INT(type, name, func, param1) \
{ name, (vgui::MessageFunc_t)(&type::func), 1, vgui::DATATYPE_INT, param1 }
#define MAP_MESSAGE_BOOL(type, name, func, param1) \
{ name, (vgui::MessageFunc_t)(&type::func), 1, vgui::DATATYPE_BOOL, param1 }
#define MAP_MESSAGE_FLOAT(type, name, func, param1) \
{ \
name, (vgui::MessageFunc_t)(&type::func), 1, vgui::DATATYPE_FLOAT, \
param1 \
}
#define MAP_MESSAGE_PTR(type, name, func, param1) \
{ name, (vgui::MessageFunc_t)(&type::func), 1, vgui::DATATYPE_PTR, param1 }
#define MAP_MESSAGE_CONSTCHARPTR(type, name, func, param1) \
{ \
name, (vgui::MessageFunc_t)(&type::func), 1, \
vgui::DATATYPE_CONSTCHARPTR, param1 \
}
#define MAP_MESSAGE_CONSTWCHARPTR(type, name, func, param1) \
{ \
name, (vgui::MessageFunc_t)(&type::func), 1, \
vgui::DATATYPE_CONSTWCHARPTR, param1 \
}
// two parameters
#define MAP_MESSAGE_INT_INT(type, name, func, param1, param2) \
{ \
name, (vgui::MessageFunc_t)&type::func, 2, vgui::DATATYPE_INT, param1, \
vgui::DATATYPE_INT, param2 \
}
#define MAP_MESSAGE_PTR_INT(type, name, func, param1, param2) \
{ \
name, (vgui::MessageFunc_t)&type::func, 2, vgui::DATATYPE_PTR, param1, \
vgui::DATATYPE_INT, param2 \
}
#define MAP_MESSAGE_INT_CONSTCHARPTR(type, name, func, param1, param2) \
{ \
name, (vgui::MessageFunc_t)&type::func, 2, vgui::DATATYPE_INT, param1, \
vgui::DATATYPE_CONSTCHARPTR, param2 \
}
#define MAP_MESSAGE_PTR_CONSTCHARPTR(type, name, func, param1, param2) \
{ \
name, (vgui::MessageFunc_t)&type::func, 2, vgui::DATATYPE_PTR, param1, \
vgui::DATATYPE_CONSTCHARPTR, param2 \
}
#define MAP_MESSAGE_PTR_CONSTWCHARPTR(type, name, func, param1, param2) \
{ \
name, (vgui::MessageFunc_t)&type::func, 2, vgui::DATATYPE_PTR, param1, \
vgui::DATATYPE_CONSTWCHARPTR, param2 \
}
#define MAP_MESSAGE_CONSTCHARPTR_CONSTCHARPTR(type, name, func, param1, \
param2) \
{ \
name, (vgui::MessageFunc_t)&type::func, 2, \
vgui::DATATYPE_CONSTCHARPTR, param1, vgui::DATATYPE_CONSTCHARPTR, \
param2 \
}
// if more parameters are needed, just use MAP_MESSAGE_PARAMS() and pass the
// keyvalue set into the function
//-----------------------------------------------------------------------------
// Purpose: stores the list of objects in the hierarchy
// used to iterate through an object's message maps
//-----------------------------------------------------------------------------
struct PanelMap_t {
MessageMapItem_t *dataDesc;
int dataNumFields;
const char *dataClassName;
PanelMap_t *baseMap;
int processed;
};
// for use in class declarations
// declares the static variables and functions needed for the data description
// iteration
#define DECLARE_PANELMAP() \
static vgui::PanelMap_t m_PanelMap; \
static vgui::MessageMapItem_t m_MessageMap[]; \
virtual vgui::PanelMap_t *GetPanelMap(void);
// could embed typeid() into here as well?
#define IMPLEMENT_PANELMAP(derivedClass, baseClass) \
vgui::PanelMap_t derivedClass::m_PanelMap = { \
derivedClass::m_MessageMap, ARRAYSIZE(derivedClass::m_MessageMap), \
#derivedClass, &baseClass::m_PanelMap}; \
vgui::PanelMap_t *derivedClass::GetPanelMap(void) { return &m_PanelMap; }
typedef vgui::Panel *(*PANELCREATEFUNC)(void);
//-----------------------------------------------------------------------------
// Purpose: Used by DECLARE_BUILD_FACTORY macro to create a linked list of
// instancing functions
//-----------------------------------------------------------------------------
class CBuildFactoryHelper {
public:
// Static list of helpers
static CBuildFactoryHelper *m_sHelpers;
public:
// Construction
CBuildFactoryHelper(char const *className, PANELCREATEFUNC func);
// Accessors
CBuildFactoryHelper *GetNext(void);
char const *GetClassName() const;
vgui::Panel *CreatePanel();
static vgui::Panel *InstancePanel(char const *className);
static void GetFactoryNames(CUtlVector<char const *> &list);
private:
static bool HasFactory(char const *className);
// Next factory in list
CBuildFactoryHelper *m_pNext;
int m_Type;
PANELCREATEFUNC m_CreateFunc;
char const *m_pClassName;
};
// This is the macro which implements creation of each type of panel
// It creates a function which instances an object of the specified type
// It them hooks that function up to the helper list so that the CHud objects
// can create
// the elements by name, with no header file dependency, etc.
#define DECLARE_BUILD_FACTORY(className) \
static vgui::Panel *Create_##className(void) { \
return new className(NULL, NULL); \
}; \
static vgui::CBuildFactoryHelper g_##className##_Helper( \
#className, Create_##className); \
className *g_##className##LinkerHack = NULL;
#define DECLARE_BUILD_FACTORY_DEFAULT_TEXT(className, defaultText) \
static vgui::Panel *Create_##className(void) { \
return new className(NULL, NULL, #defaultText); \
}; \
static vgui::CBuildFactoryHelper g_##className##_Helper( \
#className, Create_##className); \
className *g_##className##LinkerHack = NULL;
// This one allows passing in a special function with calls new panel( xxx )
// with arbitrary default parameters
#define DECLARE_BUILD_FACTORY_CUSTOM(className, createFunc) \
static vgui::CBuildFactoryHelper g_##className##_Helper(#className, \
createFunc); \
className *g_##className##LinkerHack = NULL;
#define DECLARE_BUILD_FACTORY_CUSTOM_ALIAS(className, factoryName, createFunc) \
static vgui::CBuildFactoryHelper g_##factoryName##_Helper(#factoryName, \
createFunc); \
className *g_##factoryName##LinkerHack = NULL;
} // namespace vgui
#endif // MESSAGEMAP_H