293 lines
9.6 KiB
C++
293 lines
9.6 KiB
C++
/*
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* Copyright (C) 2002-2007 The DOSBox Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* $Id: setup.h,v 1.31 2008-01-27 18:31:01 qbix79 Exp $ */
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#ifndef DOSBOX_SETUP_H
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#define DOSBOX_SETUP_H
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#ifdef _MSC_VER
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#pragma warning ( disable : 4786 )
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#endif
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#ifndef DOSBOX_CROSS_H
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#include "cross.h"
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#endif
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#ifndef DOSBOX_PROGRAMS_H
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#include "programs.h"
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#endif
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#ifndef CH_LIST
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#define CH_LIST
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#include <list>
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#endif
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#ifndef CH_VECTOR
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#define CH_VECTOR
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#include <vector>
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#endif
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#ifndef CH_STRING
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#define CH_STRING
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#include <string>
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#endif
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#pragma warning(disable: 4290)
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class Hex {
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private:
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int _hex;
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public:
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Hex(int in):_hex(in) { };
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Hex():_hex(0) { };
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bool operator==(Hex const& other) {return _hex == other._hex;}
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};
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class Value {
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public: //for the time being. Added a n to _hex to keep compilable during the work
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Hex _hexn;
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int _hex;
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bool _bool;
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int _int;
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std::string* _string;
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double _double;
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public:
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class WrongType { }; // Conversion error class
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enum { V_NONE, V_HEX, V_BOOL, V_INT, V_STRING, V_DOUBLE} type;
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/* Constructors */
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Value() :type(V_NONE) { };
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Value(Hex in) :type(V_HEX), _hexn(in) { };
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Value(int in) :type(V_INT), _int(in) { };
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Value(bool in) :type(V_BOOL), _bool(in) { };
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Value(double in) :type(V_DOUBLE), _double(in) { };
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Value(std::string const& in) :type(V_STRING), _string(new std::string(in)) { };
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Value(char const * const in) :type(V_STRING), _string(new std::string(in)) { };
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Value(Value const& in) {plaincopy(in);}
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~Value() { destroy();};
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/* Assigment operators */
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Value& operator= (Hex in) throw(WrongType) { return copy(Value(in));}
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Value& operator= (int in) throw(WrongType) { return copy(Value(in));}
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Value& operator= (bool in) throw(WrongType) { return copy(Value(in));}
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Value& operator= (double in) throw(WrongType) { return copy(Value(in));}
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Value& operator= (std::string const& in) throw(WrongType) { return copy(Value(in));}
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Value& operator= (char const * const in) throw(WrongType) { return copy(Value(in));}
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Value& operator= (Value const& in) throw(WrongType) { return copy(Value(in));}
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bool operator== (Value const & other);
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operator bool () const throw(WrongType);
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operator Hex () const throw(WrongType);
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operator int () const throw(WrongType);
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operator double () const throw(WrongType);
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operator char const* () const throw(WrongType);
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private:
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void destroy();
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Value& copy(Value const& in) throw(WrongType);
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void plaincopy(Value const& in);
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};
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class Property {
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public:
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struct Changable { enum Value {Always, WhenIdle,OnlyAtStart};};
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Property(char const * const _propname):propname(_propname) { }
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virtual void SetValue(char* input)=0;
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virtual void GetValuestring(char* str) const=0;
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Value const& GetValue() const { return value;}
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virtual ~Property(){ }
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std::string propname;
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//CheckValue returns true (and sets value to in) if value is in suggested_values;
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//Type specific properties are encouraged to override this and check for type
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//specific features.
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virtual bool CheckValue(Value const& in, bool warn);
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//Set interval value to in or default if in is invalid. force always sets the value.
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void SetVal(Value const& in, bool forced) {if(forced || CheckValue(in,false)) value = in; else value = default_value;}
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protected:
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Value value;
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std::vector<Value> suggested_values;
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typedef std::vector<Value>::iterator iter;
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Value default_value;
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/*const*/ Changable::Value change;
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};
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class Prop_int:public Property {
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public:
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Prop_int(char const * const _propname, int _value):Property(_propname) {
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default_value = value = _value;
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min = max = -1;
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}
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void SetMinMax(Value const& min,Value const& max) {this->min = min; this->max=max;}
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void SetValue(char* input);
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void GetValuestring(char* str) const;
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~Prop_int(){ }
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virtual bool CheckValue(Value const& in, bool warn);
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private:
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Value min,max;
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};
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class Prop_double:public Property {
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public:
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Prop_double(char const * const _propname, double _value):Property(_propname){
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default_value = value = _value;
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}
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void SetValue(char* input);
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void GetValuestring(char* str) const;
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~Prop_double(){ }
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};
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class Prop_bool:public Property {
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public:
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Prop_bool(char const * const _propname, bool _value):Property(_propname) {
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default_value = value = _value;
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}
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void SetValue(char* input);
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void GetValuestring(char* str) const;
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~Prop_bool(){ }
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};
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class Prop_string:public Property{
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public:
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Prop_string(char const * const _propname, char const * const _value):Property(_propname) {
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default_value = value = _value;
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}
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void SetValue(char* input);
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void GetValuestring(char* str) const;
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~Prop_string(){ }
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};
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class Prop_hex:public Property {
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public:
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Prop_hex(char const * const _propname, int _value):Property(_propname) {
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default_value = value._hex = _value;
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}
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void SetValue(char* input);
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~Prop_hex(){ }
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void GetValuestring(char* str) const;
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};
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class Section {
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private:
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typedef void (*SectionFunction)(Section*);
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/* Wrapper class around startup and shutdown functions. the variable
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* canchange indicates it can be called on configuration changes */
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struct Function_wrapper {
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SectionFunction function;
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bool canchange;
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Function_wrapper(SectionFunction const _fun,bool _ch){
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function=_fun;
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canchange=_ch;
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}
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};
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std::list<Function_wrapper> initfunctions;
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std::list<Function_wrapper> destroyfunctions;
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std::string sectionname;
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public:
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Section(char const * const _sectionname):sectionname(_sectionname) { }
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void AddInitFunction(SectionFunction func,bool canchange=false);
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void AddDestroyFunction(SectionFunction func,bool canchange=false);
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void ExecuteInit(bool initall=true);
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void ExecuteDestroy(bool destroyall=true);
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const char* GetName() const {return sectionname.c_str();}
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virtual char const * GetPropValue(char const * const _property) const =0;
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virtual void HandleInputline(char * _line)=0;
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virtual void PrintData(FILE* outfile) const =0;
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virtual ~Section() { /*Children must call executedestroy ! */}
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};
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class Section_prop:public Section {
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private:
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std::list<Property*> properties;
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typedef std::list<Property*>::iterator it;
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typedef std::list<Property*>::const_iterator const_it;
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public:
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Section_prop(char const * const _sectionname):Section(_sectionname){}
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Prop_int& Add_int(char const * const _propname, int _value=0);
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Prop_string& Add_string(char const * const _propname, char const * const _value=NULL);
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Prop_bool& Add_bool(char const * const _propname, bool _value=false);
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Prop_hex& Add_hex(char const * const _propname, int _value=0);
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void Add_double(char const * const _propname, double _value=0.0);
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Property* Get_prop(int index);
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int Get_int(char const * const _propname) const;
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const char* Get_string(char const * const _propname) const;
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bool Get_bool(char const * const _propname) const;
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int Get_hex(char const * const _propname) const;
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double Get_double(char const * const _propname) const;
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void HandleInputline(char *gegevens);
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void PrintData(FILE* outfile) const;
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virtual char const * GetPropValue(char const * const _property) const;
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//ExecuteDestroy should be here else the destroy functions use destroyed properties
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virtual ~Section_prop();
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};
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class Section_line: public Section{
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public:
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Section_line(char const * const _sectionname):Section(_sectionname){}
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~Section_line(){ExecuteDestroy(true);}
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void HandleInputline(char* gegevens);
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void PrintData(FILE* outfile) const;
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virtual const char* GetPropValue(char const * const _property) const;
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std::string data;
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};
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class Config{
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public:
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CommandLine * cmdline;
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private:
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std::list<Section*> sectionlist;
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typedef std::list<Section*>::iterator it;
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typedef std::list<Section*>::reverse_iterator reverse_it;
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typedef std::list<Section*>::const_iterator const_it;
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typedef std::list<Section*>::const_reverse_iterator const_reverse_it;
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void (* _start_function)(void);
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public:
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Config(CommandLine * cmd):cmdline(cmd){}
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~Config();
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Section_line * AddSection_line(char const * const _name,void (*_initfunction)(Section*));
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Section_prop * AddSection_prop(char const * const _name,void (*_initfunction)(Section*),bool canchange=false);
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Section* GetSection(int index);
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Section* GetSection(char const* const _sectionname) const;
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Section* GetSectionFromProperty(char const * const prop) const;
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void SetStartUp(void (*_function)(void));
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void Init();
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void ShutDown();
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void StartUp();
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void PrintConfig(char const * const configfilename) const;
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bool ParseConfigFile(char const * const configfilename);
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void ParseEnv(char ** envp);
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};
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class Module_base {
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/* Base for all hardware and software "devices" */
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protected:
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Section* m_configuration;
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public:
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Module_base(Section* configuration){m_configuration=configuration;};
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// Module_base(Section* configuration, SaveState* state) {};
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virtual ~Module_base(){/*LOG_MSG("executed")*/;};//Destructors are required
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/* Returns true if succesful.*/
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virtual bool Change_Config(Section* /*newconfig*/) {return false;} ;
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};
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#endif
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