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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "precompiled.h"
#include <Rocket/Core/Lua/LuaType.h>
#include <Rocket/Core/Lua/lua.hpp>
#include "ElementStyleProxy.h"
namespace Rocket {
namespace Core {
namespace Lua {
template<> void ExtraInit<ElementStyleProxy>(lua_State* L, int metatable_index)
{
lua_pushcfunction(L,ElementStyleProxy__index);
lua_setfield(L,metatable_index,"__index");
lua_pushcfunction(L,ElementStyleProxy__newindex);
lua_setfield(L,metatable_index,"__newindex");
lua_pushcfunction(L,ElementStyleProxy__pairs);
lua_setfield(L,metatable_index,"__pairs");
lua_pushcfunction(L,ElementStyleProxy__ipairs);
lua_setfield(L,metatable_index,"__ipairs");
}
int ElementStyleProxy__index(lua_State* L)
{
/*the table obj and the missing key are currently on the stack(index 1 & 2) as defined by the Lua language*/
int keytype = lua_type(L,2);
if(keytype == LUA_TSTRING) //if we are trying to access a string, then we will assume that it is a property
{
ElementStyleProxy* es = LuaType<ElementStyleProxy>::check(L,1);
LUACHECKOBJ(es);
const Property* prop = es->owner->GetProperty(lua_tostring(L,2));
LUACHECKOBJ(prop)
lua_pushstring(L,prop->ToString().CString());
return 1;
}
else //if it wasn't trying to get a string
{
lua_settop(L,2);
return LuaType<ElementStyleProxy>::index(L);
}
}
int ElementStyleProxy__newindex(lua_State* L)
{
//[1] = obj, [2] = key, [3] = value
ElementStyleProxy* es = LuaType<ElementStyleProxy>::check(L,1);
LUACHECKOBJ(es);
int keytype = lua_type(L,2);
int valuetype = lua_type(L,3);
if(keytype == LUA_TSTRING )
{
const char* key = lua_tostring(L,2);
if(valuetype == LUA_TSTRING)
{
const char* value = lua_tostring(L,3);
lua_pushboolean(L,es->owner->SetProperty(key,value));
return 1;
}
else if (valuetype == LUA_TNIL)
{
es->owner->RemoveProperty(key);
return 0;
}
}
//everything else returns when it needs to, so we are safe to pass it
//on if needed
lua_settop(L,3);
return LuaType<ElementStyleProxy>::newindex(L);
}
//[1] is the object, [2] is the last used key, [3] is the userdata
int ElementStyleProxy__pairs(lua_State* L)
{
ElementStyleProxy* obj = LuaType<ElementStyleProxy>::check(L,1);
LUACHECKOBJ(obj);
int* pindex = (int*)lua_touserdata(L,3);
if((*pindex) == -1)
*pindex = 0;
//iterate variables
String key,val;
const Property* prop;
PseudoClassList pseudo;
if(obj->owner->IterateProperties((*pindex),pseudo,key,prop))
{
prop->definition->GetValue(val,*prop);
lua_pushstring(L,key.CString());
lua_pushstring(L,val.CString());
}
else
{
lua_pushnil(L);
lua_pushnil(L);
}
return 2;
}
//only indexed by string
int ElementStyleProxy__ipairs(lua_State* L)
{
lua_pushnil(L);
lua_pushnil(L);
return 2;
}
RegType<ElementStyleProxy> ElementStyleProxyMethods[] =
{
{ NULL, NULL },
};
luaL_Reg ElementStyleProxyGetters[] =
{
{ NULL, NULL },
};
luaL_Reg ElementStyleProxySetters[] =
{
{ NULL, NULL },
};
LUACORETYPEDEFINE(ElementStyleProxy,false)
}
}
}
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