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2007-10-27 Emmanuele Bassi <ebassi@openedhand.com>

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* clutter/clutter-script.[ch]: Slight API change in the
	clutter_script_get_objects() function: now it takes
	object name/object return location pairs and returns the
	number of objects found and returned.

	* tests/test-script.c: Exercise the clutter_script_get_objects()
	function.
This commit is contained in:
Emmanuele Bassi
2007-10-27 19:08:59 +00:00
parent ae7463cccf
commit 35132fb5de
4 changed files with 52 additions and 18 deletions
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47
clutter/clutter-script.c
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@ -1446,50 +1446,69 @@ clutter_script_get_object (ClutterScript *script,
return clutter_script_construct_object (script, oinfo);
}
static GList *
static gint
clutter_script_get_objects_valist (ClutterScript *script,
const gchar *first_name,
va_list args)
{
GList *retval = NULL;
gint retval = 0;
const gchar *name;
name = first_name;
while (name)
{
retval =
g_list_prepend (retval, clutter_script_get_object (script, name));
GObject **obj = NULL;
obj = va_arg (args, GObject**);
*obj = clutter_script_get_object (script, name);
if (*obj)
retval += 1;
name = va_arg (args, gchar*);
}
return g_list_reverse (retval);
return retval;
}
/**
* clutter_script_get_objects:
* @script: a #ClutterScript
* @first_name: the name of the first object to retrieve
* @Varargs: a %NULL-terminated list of names
* @Varargs: return location for a #GObject, then additional names, ending
* with %NULL
*
* Retrieves a list of objects for the given names. This function does
* not increment the reference count of the returned objects.
* Retrieves a list of objects for the given names. After @script, object
* names/return location pairs should be listed, with a %NULL pointer
* ending the list, like:
*
* Return value: a newly allocated #GList containing the found objects,
* or %NULL. Use g_list_free() when done using it.
* <informalexample><programlisting>
* GObject *my_label, *a_button, *main_timeline;
*
* clutter_script_get_objects (script,
* "my-label", &amp;my_label,
* "a-button", &amp;a_button,
* "main-timeline", &amp;main_timeline,
* NULL);
* </programlisting</informalexample>
*
* Note: This function does not increment the reference count of the
* returned objects.
*
* Return value: the number of objects returned.
*
* Since: 0.6
*/
GList *
gint
clutter_script_get_objects (ClutterScript *script,
const gchar *first_name,
...)
{
GList *retval = NULL;
gint retval;
va_list var_args;
g_return_val_if_fail (CLUTTER_IS_SCRIPT (script), NULL);
g_return_val_if_fail (first_name != NULL, NULL);
g_return_val_if_fail (CLUTTER_IS_SCRIPT (script), 0);
g_return_val_if_fail (first_name != NULL, 0);
va_start (var_args, first_name);
retval = clutter_script_get_objects_valist (script, first_name, var_args);