glist.c
/*
This file is part of darktable,
copyright (c) 2012 Jeremy Rosen
darktable is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
darktable is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with darktable. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lua/glist.h"
#include <lauxlib.h>
#include <stdlib.h>
void dt_lua_push_glist_type(lua_State *L, GList *list, luaA_Type elt_type)
{
GList *elt = list;
lua_newtable(L);
while(elt)
{
luaA_push_type(L, elt_type, elt->data);
luaL_ref(L, -2);
elt = g_list_next(elt);
}
}
GList *dt_lua_to_glist_type(lua_State *L, luaA_Type elt_type, int index)
{
// recreate list of images
GList *list = NULL;
size_t type_size = luaA_typesize(L, elt_type);
lua_pushnil(L); /* first key */
while(lua_next(L, index - 1) != 0)
{
/* uses 'key' (at index -2) and 'value' (at index -1) */
void *obj = malloc(type_size);
luaA_to_type(L, elt_type, obj, -1);
lua_pop(L, 1);
list = g_list_prepend(list, (gpointer)obj);
}
list = g_list_reverse(list);
return list;
}
int dt_lua_init_glist(lua_State *L)
{
return 0;
}
// modelines: These editor modelines have been set for all relevant files by tools/update_modelines.sh
// vim: shiftwidth=2 expandtab tabstop=2 cindent
// kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-space on;