114 lines
2.7 KiB
C++
114 lines
2.7 KiB
C++
/* Copyright (C) 2009 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. 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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* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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ScriptObject provides an interface to the JavaScript engine.
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ScriptValues are used to generate jsvals from 'constants' (strings, ints)
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and 'variables' (dependent on the type passed with "translate(...) <<").
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*/
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#ifndef INCLUDED_I18N_SCRIPTINTERFACE
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#define INCLUDED_I18N_SCRIPTINTERFACE
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#include "Common.h"
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#include "BufferVariable.h"
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#include <vector>
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ERROR_SUBGROUP(I18n, Script);
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ERROR_TYPE(I18n_Script, SetupFailed);
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typedef intptr_t JSWord;
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typedef JSWord jsword;
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typedef jsword jsval;
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typedef unsigned short jschar;
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struct JSContext;
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struct JSObject;
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namespace I18n
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{
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class ScriptValue;
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class CLocale;
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class ScriptObject
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{
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public:
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ScriptObject(CLocale* locale, JSContext* cx, JSObject* scope);
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~ScriptObject();
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bool ExecuteCode(const jschar* data, size_t len, const char* filename);
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const StrImW CallFunction(const char* name, const std::vector<BufferVariable*>& vars, const std::vector<ScriptValue*>& params);
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JSContext* Context;
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JSObject* Object;
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};
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// Virtual base class for script values
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class ScriptValue
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{
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public:
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virtual jsval GetJsval(const std::vector<BufferVariable*>& vars) = 0;
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virtual ~ScriptValue() {};
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protected:
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JSContext* Context;
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};
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// Particular types of script value:
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class ScriptValueString : public ScriptValue
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{
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public:
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ScriptValueString(ScriptObject& script, const wchar_t* s);
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~ScriptValueString();
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jsval GetJsval(const std::vector<BufferVariable*>& vars);
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private:
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jsval Value;
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};
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class ScriptValueInteger : public ScriptValue
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{
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public:
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ScriptValueInteger(ScriptObject& script, const int v);
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~ScriptValueInteger();
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jsval GetJsval(const std::vector<BufferVariable*>& vars);
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private:
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jsval Value;
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};
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class ScriptValueVariable : public ScriptValue
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{
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public:
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ScriptValueVariable(ScriptObject& script, const unsigned char id);
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~ScriptValueVariable();
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jsval GetJsval(const std::vector<BufferVariable*>& vars);
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private:
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unsigned char ID;
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void* GCVal; // something that's being garbage-collected
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};
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}
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#endif // INCLUDED_I18N_SCRIPTINTERFACE
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