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/* I had a code-dream last night that lead me to believe i should * add the
* entity lang renderers and language bindings. I know * its funny but i
* have code-dreams all the time. Funny thing * is when they feel right the
* code i create is always good. MW */
#include <glib.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include "entity.h"
/* Rational: * What am i thinking? I'm thinking that we will be able to
* create * some helper function that people can call when they want
* something * simple done. So mostly entity:<func> with be helper
* functions. */
static GHashTable *entity_func_ht;
typedef EBuf *(*EntityFunc) (ENode * calling_node,
gchar * function, GSList * args);
static EBuf *
lang_entity_delete (ENode * calling_node, gchar * function, GSList * args)
{
LangArg *arg_node;
ENode *node;
arg_node = (LangArg *) args->data;
if (LANG_NODE == arg_node->type) {
node = (ENode *) arg_node->data;
enode_destroy (node);
}
return NULL;
}
static EBuf *
lang_entity_hide (ENode * calling_node, gchar * function, GSList * args)
{
LangArg *arg_node;
ENode *node;
arg_node = (LangArg *) args->data;
if (LANG_NODE == arg_node->type) {
node = (ENode *) arg_node->data;
enode_attrib_str (node, "visible", "false");
}
return NULL;
}
static EBuf *
lang_entity_hide_window (ENode * calling_node, gchar * function, GSList * args)
{
LangArg *arg_node;
ENode *node;
arg_node = (LangArg *) args->data;
if (LANG_NODE == arg_node->type) {
node = (ENode *) arg_node->data;
node = enode_parent (node, "window");
if (!node)
return NULL;
enode_attrib_str (node, "visible", "false");
}
return NULL;
}
static EBuf *
lang_entity_exit (ENode * calling_node, gchar * function, GSList * args)
{
LangArg *arg_node;
ENode *node;
ENode *objnode;
arg_node = (LangArg *) args->data;
if (LANG_NODE == arg_node->type) {
node = (ENode *) arg_node->data;
if (ebuf_equal_str (node->element, "object"))
objnode = node;
else
objnode = enode_parent (node, "object");
if (!objnode)
return NULL;
enode_destroy (objnode);
}
return NULL;
}
static EBuf *
lang_entity_quit (ENode * calling_node, gchar * function, GSList * args)
{
entity_mainloop_exit ();
/* Another brick in the -Wall */
return NULL;
}
static EBuf *
lang_entity_version (ENode * calling_node, gchar * function, GSList * args)
{
static EBuf *ver = NULL;
if (!ver)
ver = ebuf_new_with_str (VERSION);
return (ver);
}
static EBuf *
lang_entity_languages (ENode * calling_node, gchar * function, GSList * args)
{
static EBuf *langs = NULL;
if (!langs) {
GSList *tmp;
GSList *lst = entity_supported_languages ();
langs = ebuf_new ();
tmp = lst;
while (tmp) {
gchar *language = tmp->data;
ebuf_append_str (langs, language);
tmp = tmp->next;
if (tmp)
ebuf_append_str (langs, ", ");
}
g_slist_free (lst);
}
return (langs);
}
static EBuf *
lang_entity_show_args (ENode * calling_node, gchar * function, GSList * args)
{
LangArg *arg;
GSList *tmp;
ENode *node;
EBuf *path;
gint arg_int;
gchar *arg_string;
for (tmp = args; tmp; tmp = tmp->next) {
arg = (LangArg *) tmp->data;
if (LANG_NODE == arg->type) {
node = (ENode *) arg->data;
path = enode_path (node);
fprintf (stderr, "entity:%s node = %s\n", function, path->str);
ebuf_free (path);
} else if (LANG_INT == arg->type) {
arg_int = arg->intdata;
fprintf (stderr, "entity:%s int = %i\n", function, arg_int);
} else if (LANG_STRING == arg->type) {
arg_string = arg->data;
fprintf (stderr, "entity:%s string = %s\n", function, arg_string);
} else if (LANG_BINSTRING == arg->type) {
fprintf (stderr, "entity:%s <binary data(not shown)>\n", function);
}
}
return NULL;
}
static EBuf *
entity_function_execute (ENode * calling_node, gchar * function, GSList * args)
{
EntityFunc func;
func = g_hash_table_lookup (entity_func_ht, function);
if (!func) {
g_warning ("Undefined 'entity' function '%s'", function);
return (NULL);
}
/* Just pass on the function... */
return func (calling_node, function, args);
}
void
entity_lang_init (void)
{
language_register ("entity", entity_function_execute);
language_register ("e", entity_function_execute);
entity_func_ht = g_hash_table_new (g_str_hash, g_str_equal);
/* Setup the function string -> code ht. */
g_hash_table_insert (entity_func_ht, "delete", lang_entity_delete);
g_hash_table_insert (entity_func_ht, "exit", lang_entity_exit);
g_hash_table_insert (entity_func_ht, "quit", lang_entity_quit);
g_hash_table_insert (entity_func_ht, "hide", lang_entity_hide);
g_hash_table_insert (entity_func_ht, "hide_window",
lang_entity_hide_window);
g_hash_table_insert (entity_func_ht, "show_args", lang_entity_show_args);
g_hash_table_insert (entity_func_ht, "version", lang_entity_version);
g_hash_table_insert (entity_func_ht, "languages", lang_entity_languages);
}
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