--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/glib_timeout.c Sun Feb 01 21:28:57 2009 +0200
@@ -0,0 +1,69 @@
+
+#include <lua.h>
+#include <lauxlib.h>
+#include <glib.h>
+
+#include "util.h"
+#include "glib_types.h"
+
+/// timeout callback function
+/// Function, that will be called periodically until it returns false.
+/// R: boolean
+static gboolean lglib_timeout_callback (lglib_callback_t *cb)
+{
+ lua_rawgeti (cb->L, LUA_REGISTRYINDEX, cb->reference);
+ if (lua_pcall (cb->L, 0, 1, 0)) {
+ // XXX lua_error (cb->L);
+ lua_pop (cb->L, 1);
+ return FALSE;
+ }
+ return lua_toboolean (cb->L, -1);
+}
+
+/// g.timeout.new
+/// Creates new timeout in default context.
+/// A: integer (priority), integer (interval, seconds), timeout callback function
+/// R: integer (id of the event source)
+static int lglib_timeout_new (lua_State *L)
+{
+ int priority = luaL_checkint (L, 1);
+ int interval = luaL_checkint (L, 2);
+ lglib_callback_t *cb;
+ luaL_argcheck (L, lua_isfunction (L, 3), 3, "function expected");
+
+ cb = luaL_malloc (L, sizeof (lglib_callback_t));
+ cb->reference = luaL_ref (L, LUA_REGISTRYINDEX);
+ cb->L = L;
+
+ lua_pushnumber (L, g_timeout_add_seconds_full (priority, interval,
+ (GSourceFunc)lglib_timeout_callback,
+ cb,
+ (GDestroyNotify)lglib_callback_destroy));
+ return 1;
+}
+
+/// g.timeout.source
+/// Creates new timeout source.
+/// A: interval
+/// R: g source object
+static int lglib_timeout_source (lua_State *L)
+{
+ int interval = luaL_checkint (L, 1);
+ GSource *source = g_timeout_source_new_seconds (interval);
+ lglib_source_bless (L, source);
+ // XXX s_source_unref (source);
+ return 1;
+}
+
+static const luaL_Reg lglib_timeout_reg_f[] = {
+ { "new", lglib_timeout_new },
+ { "source", lglib_timeout_source },
+ { NULL, NULL },
+};
+
+int luaopen_glib_timeout (lua_State *L)
+{
+ luaL_register (L, "g.timeout", lglib_timeout_reg_f);
+ return 1;
+}
+