static void
tidy_stylable_set_valist (TidyStylable *stylable,
const gchar *first_property_name,
va_list varargs)
{
GObjectNotifyQueue *nqueue;
const gchar *name;
g_object_ref (stylable);
nqueue = g_object_notify_queue_freeze (G_OBJECT (stylable),
&property_notify_context);
name = first_property_name;
while (name)
{
GParamSpec *pspec;
GValue value = { 0, };
gchar *error;
pspec = tidy_stylable_find_property (stylable, name);
if (!pspec)
{
g_warning ("%s: no style property named `%s' found for class `%s'",
G_STRLOC,
name,
g_type_name (G_OBJECT_TYPE (stylable)));
break;
}
if (!(pspec->flags & G_PARAM_WRITABLE) ||
(pspec->flags & G_PARAM_CONSTRUCT_ONLY))
{
g_warning ("Style property `%s' of class `%s' is not writable",
pspec->name,
g_type_name (G_OBJECT_TYPE (stylable)));
break;
}
g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (&value, varargs, 0, &error);
if (error)
{
g_warning ("%s: %s", G_STRLOC, error);
g_free (error);
g_value_unset (&value);
break;
}
tidy_stylable_set_property_internal (stylable, pspec, &value, nqueue);
g_value_unset (&value);
name = va_arg (varargs, gchar*);
}
g_object_notify_queue_thaw (G_OBJECT (stylable), nqueue);
g_object_unref (stylable);
}
/**
* ags_parameter_grow:
* @object_type: the #GType of the object's properties
* @params: the #GParameter array
* @n_params: location to store new size
* @...: a %NULL-terminated list of properties name and value
*
* Grow parameter array of @object_type object. This function is mainly used to
* prepare a #GParameter array to instantiate a new #GObject by using g_object_newv().
*
* Returns: the resized GParameter array
*
* Since: 2.0.0
*/
GParameter*
ags_parameter_grow(GType object_type,
GParameter *params, guint *n_params, ...)
{
//Thank you gimp
GObjectClass *object_class;
gchar *param_name;
va_list ap;
object_class = g_type_class_ref (object_type);
va_start(ap, n_params);
param_name = va_arg (ap, gchar *);
while (param_name)
{
gchar *error;
GParamSpec *pspec;
error = NULL;
pspec = g_object_class_find_property(object_class,
param_name);
if (! pspec)
{
g_warning ("%s: object class `%s' has no property named `%s'",
G_STRFUNC, g_type_name (object_type), param_name);
break;
}
if(params != NULL){
params = g_renew (GParameter, params, *n_params + 1);
}else{
params = g_new(GParameter, 1);
}
params[*n_params].name = param_name;
params[*n_params].value.g_type = 0;
g_value_init (¶ms[*n_params].value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (¶ms[*n_params].value, ap, 0, &error);
if (error)
{
g_warning ("%s: %s", G_STRFUNC, error);
g_free (error);
g_value_unset (¶ms[*n_params].value);
break;
}
*n_params = *n_params + 1;
param_name = va_arg (ap, gchar *);
}
return(params);
}
GParameter *
gimp_parameters_append_valist (GType object_type,
GParameter *params,
gint *n_params,
va_list args)
{
GObjectClass *object_class;
gchar *param_name;
g_return_val_if_fail (g_type_is_a (object_type, G_TYPE_OBJECT), NULL);
g_return_val_if_fail (n_params != NULL, NULL);
g_return_val_if_fail (params != NULL || *n_params == 0, NULL);
object_class = g_type_class_ref (object_type);
param_name = va_arg (args, gchar *);
while (param_name)
{
gchar *error = NULL;
GParamSpec *pspec = g_object_class_find_property (object_class,
param_name);
if (! pspec)
{
g_warning ("%s: object class `%s' has no property named `%s'",
G_STRFUNC, g_type_name (object_type), param_name);
break;
}
params = g_renew (GParameter, params, *n_params + 1);
params[*n_params].name = param_name;
params[*n_params].value.g_type = 0;
g_value_init (¶ms[*n_params].value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (¶ms[*n_params].value, args, 0, &error);
if (error)
{
g_warning ("%s: %s", G_STRFUNC, error);
g_free (error);
g_value_unset (¶ms[*n_params].value);
break;
}
*n_params = *n_params + 1;
param_name = va_arg (args, gchar *);
}
g_type_class_unref (object_class);
return params;
}
static gchar *
collect (GValue *value, ...)
{
gchar *error;
va_list var_args;
error = NULL;
va_start (var_args, value);
G_VALUE_COLLECT (value, var_args, 0, &error);
va_end (var_args);
return error;
}
/**
* anjuta_shell_add_valist:
* @shell: A #AnjutaShell interface
* @first_name: First value name
* @first_type: First value type
* @var_args: First value, Second value name, Second value type ....
*
* Adds a valist of values in the shell. The valist should be in the order -
* value1, name2, type2, value2,... "value_added" signal will be emitted
* for each of the value.
*/
void
anjuta_shell_add_valist (AnjutaShell *shell,
const char *first_name,
GType first_type,
va_list var_args)
{
const char *name;
GType type;
g_return_if_fail (shell != NULL);
g_return_if_fail (ANJUTA_IS_SHELL (shell));
g_return_if_fail (first_name != NULL);
name = first_name;
type = first_type;
while (name) {
GValue value = {0, };
GError *err = NULL;
char *error;
g_value_init (&value, type);
G_VALUE_COLLECT (&value, var_args, 0, &error);
if (error) {
g_warning ("%s: %s", G_STRLOC, error);
g_free (error);
break;
}
anjuta_shell_add_value (shell, name, &value, &err);
g_value_unset (&value);
if (err) {
g_warning ("Could not set value: %s\n", err->message);
g_error_free (err);
break;
}
name = va_arg (var_args, char *);
if (name) {
type = va_arg (var_args, GType);
}
}
}
void
rb_value_array_append_data (GValueArray *array, GType type, ...)
{
GValue val = {0,};
va_list va;
gchar *err = NULL;
va_start (va, type);
g_value_init (&val, type);
G_VALUE_COLLECT (&val, va, 0, &err);
g_value_array_append (array, &val);
g_value_unset (&val);
if (err)
rb_debug ("unable to collect GValue: %s", err);
va_end (va);
}
EXPORT_C
#endif
void
gst_tag_list_add_valist (GstTagList * list, GstTagMergeMode mode,
const gchar * tag, va_list var_args)
{
GstTagInfo *info;
GQuark quark;
gchar *error = NULL;
g_return_if_fail (GST_IS_TAG_LIST (list));
g_return_if_fail (GST_TAG_MODE_IS_VALID (mode));
g_return_if_fail (tag != NULL);
while (tag != NULL) {
GValue value = { 0, };
quark = g_quark_from_string (tag);
info = gst_tag_lookup (quark);
if (info == NULL)
g_warning ("no GstTag for %s", tag);
g_return_if_fail (info != NULL);
g_value_init (&value, info->type);
G_VALUE_COLLECT (&value, var_args, 0, &error);
if (error) {
g_warning ("%s: %s", G_STRLOC, error);
g_free (error);
/* we purposely leak the value here, it might not be
* in a sane state if an error condition occoured
*/
return;
}
gst_tag_list_add_value_internal (list, mode, quark, &value);
g_value_unset (&value);
tag = va_arg (var_args, gchar *);
}
}
static void
gegl_node_set_props (GeglNode *node,
va_list var_args)
{
const char *property_name;
g_object_freeze_notify (G_OBJECT (node));
property_name = va_arg (var_args, gchar *);
while (property_name)
{
GValue value = { 0, };
GParamSpec *pspec = NULL;
gchar *error = NULL;
if (!strcmp (property_name, "name"))
{
pspec = g_object_class_find_property (
G_OBJECT_GET_CLASS (G_OBJECT (node)), property_name);
g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (&value, var_args, 0, &error);
if (error)
{
g_warning ("%s: %s", G_STRFUNC, error);
g_free (error);
g_value_unset (&value);
break;
}
g_object_set_property (G_OBJECT (node), property_name, &value);
g_value_unset (&value);
}
else
{
if (node->operation)
{
pspec = g_object_class_find_property (
G_OBJECT_GET_CLASS (G_OBJECT (node->operation)), property_name);
}
if (!pspec)
{
g_warning ("%s:%s has no property named: '%s'",
G_STRFUNC,
gegl_node_get_debug_name (node), property_name);
break;
}
if (!(pspec->flags & G_PARAM_WRITABLE))
{
g_warning ("%s: property (%s of operation class '%s' is not writable",
G_STRFUNC,
pspec->name,
G_OBJECT_TYPE_NAME (node->operation));
break;
}
g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (&value, var_args, 0, &error);
if (error)
{
g_warning ("%s: %s", G_STRFUNC, error);
g_free (error);
g_value_unset (&value);
break;
}
g_object_set_property (G_OBJECT (node->operation), property_name, &value);
g_value_unset (&value);
}
property_name = va_arg (var_args, gchar *);
}
g_object_thaw_notify (G_OBJECT (node));
}
GimpValueArray *
gimp_pdb_execute_procedure_by_name (GimpPDB *pdb,
GimpContext *context,
GimpProgress *progress,
GError **error,
const gchar *name,
...)
{
GimpProcedure *procedure;
GimpValueArray *args;
GimpValueArray *return_vals;
va_list va_args;
gint i;
g_return_val_if_fail (GIMP_IS_PDB (pdb), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
g_return_val_if_fail (name != NULL, NULL);
procedure = gimp_pdb_lookup_procedure (pdb, name);
if (! procedure)
{
GError *pdb_error = g_error_new (GIMP_PDB_ERROR,
GIMP_PDB_ERROR_PROCEDURE_NOT_FOUND,
_("Procedure '%s' not found"), name);
return_vals = gimp_procedure_get_return_values (NULL, FALSE, pdb_error);
g_propagate_error (error, pdb_error);
return return_vals;
}
args = gimp_procedure_get_arguments (procedure);
va_start (va_args, name);
for (i = 0; i < procedure->num_args; i++)
{
GValue *value;
GType arg_type;
gchar *error_msg = NULL;
arg_type = va_arg (va_args, GType);
if (arg_type == G_TYPE_NONE)
break;
value = gimp_value_array_index (args, i);
if (arg_type != G_VALUE_TYPE (value))
{
GError *pdb_error;
const gchar *expected = g_type_name (G_VALUE_TYPE (value));
const gchar *got = g_type_name (arg_type);
gimp_value_array_unref (args);
pdb_error = g_error_new (GIMP_PDB_ERROR,
GIMP_PDB_ERROR_INVALID_ARGUMENT,
_("Procedure '%s' has been called with a "
"wrong type for argument #%d. "
"Expected %s, got %s."),
gimp_object_get_name (procedure),
i + 1, expected, got);
return_vals = gimp_procedure_get_return_values (procedure,
FALSE, pdb_error);
g_propagate_error (error, pdb_error);
va_end (va_args);
return return_vals;
}
G_VALUE_COLLECT (value, va_args, G_VALUE_NOCOPY_CONTENTS, &error_msg);
if (error_msg)
{
GError *pdb_error = g_error_new_literal (GIMP_PDB_ERROR,
GIMP_PDB_ERROR_INTERNAL_ERROR,
error_msg);
g_warning ("%s: %s", G_STRFUNC, error_msg);
g_free (error_msg);
gimp_value_array_unref (args);
return_vals = gimp_procedure_get_return_values (procedure,
FALSE, pdb_error);
g_propagate_error (error, pdb_error);
va_end (va_args);
return return_vals;
}
}
va_end (va_args);
return_vals = gimp_pdb_execute_procedure_by_name_args (pdb, context,
progress, error,
name, args);
gimp_value_array_unref (args);
return return_vals;
}
static void
transition_add_properties (AfTransition *transition,
va_list args)
{
const gchar *property_name;
GObject *object, *child;
property_name = va_arg (args, const gchar *);
object = transition->object;
child = transition->child;
while (property_name)
{
GParamSpec *pspec;
GValue to = { 0, };
GValue func = { 0, };
gchar *error = NULL;
if (!child)
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (object),
property_name);
else
pspec = gtk_container_class_find_child_property (G_OBJECT_GET_CLASS (object),
property_name);
if (G_UNLIKELY (!pspec))
{
g_warning ("Property '%s' does not exist on object of class '%s'",
property_name, G_OBJECT_TYPE_NAME (object));
break;
}
g_value_init (&to, pspec->value_type);
G_VALUE_COLLECT (&to, args, 0, &error);
if (error)
{
g_warning (error);
g_free (error);
break;
}
g_value_init (&func, G_TYPE_POINTER);
G_VALUE_COLLECT (&func, args, 0, &error);
if (error)
{
g_warning (error);
g_free (error);
break;
}
transition_add_property (transition, pspec, &to,
(AfTypeTransformationFunc)g_value_get_pointer (&func));
g_value_unset (&to);
g_value_unset (&func);
property_name = va_arg (args, const gchar *);
}
}
PpgAnimation*
g_object_animatev (gpointer object,
PpgAnimationMode mode,
guint duration_msec,
guint frame_rate,
const gchar *first_property,
va_list args)
{
PpgAnimation *animation;
GObjectClass *klass;
GObjectClass *pklass;
const gchar *name;
GParamSpec *pspec;
GtkWidget *parent;
GValue value = { 0 };
gchar *error = NULL;
GType type;
GType ptype;
g_return_val_if_fail(first_property != NULL, NULL);
g_return_val_if_fail(mode < PPG_ANIMATION_LAST, NULL);
name = first_property;
type = G_TYPE_FROM_INSTANCE(object);
klass = G_OBJECT_GET_CLASS(object);
animation = g_object_new(PPG_TYPE_ANIMATION,
"duration", duration_msec,
"frame-rate", frame_rate ? frame_rate : 60,
"mode", mode,
"target", object,
NULL);
do {
/*
* First check for the property on the object. If that does not exist
* then check if the object has a parent and look at its child
* properties (if its a GtkWidget).
*/
if (!(pspec = g_object_class_find_property(klass, name))) {
if (!g_type_is_a(type, GTK_TYPE_WIDGET)) {
g_critical("Failed to find property %s in %s",
name, g_type_name(type));
goto failure;
}
if (!(parent = gtk_widget_get_parent(object))) {
g_critical("Failed to find property %s in %s",
name, g_type_name(type));
goto failure;
}
pklass = G_OBJECT_GET_CLASS(parent);
ptype = G_TYPE_FROM_INSTANCE(parent);
if (!(pspec = gtk_container_class_find_child_property(pklass, name))) {
g_critical("Failed to find property %s in %s or parent %s",
name, g_type_name(type), g_type_name(ptype));
goto failure;
}
}
g_value_init(&value, pspec->value_type);
G_VALUE_COLLECT(&value, args, 0, &error);
if (error != NULL) {
g_critical("Failed to retrieve va_list value: %s", error);
g_free(error);
goto failure;
}
ppg_animation_add_property(animation, pspec, &value);
g_value_unset(&value);
} while ((name = va_arg(args, const gchar *)));
ppg_animation_start(animation);
return animation;
failure:
g_object_ref_sink(animation);
g_object_unref(animation);
return NULL;
}
/*
* Two mock miners available but only 1 running
*/
gboolean
dbus_g_proxy_call (DBusGProxy *proxy,
const gchar *function_name,
GError **error,
GType first_arg_type, ...)
{
va_list args;
GType arg_type;
const gchar *running_services[] = { "org.gnome.Tomboy",
"org.gnome.GConf",
MOCK_MINER_1,
"org.gnome.SessionManager",
NULL};
va_start (args, first_arg_type);
if (g_strcmp0 (function_name, "ListNames") == 0) {
/*
* G_TYPE_INVALID,
* G_TYPE_STRV, &result,
* G_TYPE_INVALID
*/
GValue value = { 0, };
gchar *local_error = NULL;
arg_type = va_arg (args, GType);
g_assert (arg_type == G_TYPE_STRV);
g_value_init (&value, arg_type);
g_value_set_boxed (&value, running_services);
G_VALUE_LCOPY (&value,
args, 0,
&local_error);
g_free (local_error);
g_value_unset (&value);
} else if (g_strcmp0 (function_name, "NameHasOwner") == 0) {
/*
* G_TYPE_STRING, miner,
* G_TYPE_INVALID,
* G_TYPE_BOOLEAN, &active,
* G_TYPE_INVALID)) {
*/
GValue value = { 0, };
gchar *local_error = NULL;
const gchar *miner_name;
TrackerMinerMock *miner;
gboolean active;
g_value_init (&value, G_TYPE_STRING);
G_VALUE_COLLECT (&value, args, 0, &local_error);
g_free (local_error);
miner_name = g_value_get_string (&value);
miner = (TrackerMinerMock *)g_hash_table_lookup (miners, miner_name);
active = !tracker_miner_mock_get_paused (miner);
g_value_unset (&value);
arg_type = va_arg (args, GType);
g_assert (arg_type == G_TYPE_INVALID);
arg_type = va_arg (args, GType);
g_assert (arg_type == G_TYPE_BOOLEAN);
g_value_init (&value, arg_type);
g_value_set_boolean (&value, active);
G_VALUE_LCOPY (&value,
args, 0,
&local_error);
g_free (local_error);
g_value_unset (&value);
} else if (g_strcmp0 (function_name, "GetPauseDetails") == 0) {
/*
* G_TYPE_INVALID,
* G_TYPE_STRV, &apps,
* G_TYPE_STRV, &reasons,
* G_TYPE_INVALID
*/
GValue value = { 0, };
gchar *local_error = NULL;
gint amount;
gchar **apps, **reasons;
TrackerMinerMock *miner = (TrackerMinerMock *)proxy;
arg_type = va_arg (args, GType);
g_assert (arg_type == G_TYPE_STRV);
g_value_init (&value, arg_type);
apps = tracker_miner_mock_get_apps (miner, &amount);
if (apps == NULL || amount == 0) {
apps = g_new0 (gchar *, 1);
}
void
moo_plugin_call_method_valist (gpointer plugin,
const char *name,
va_list var_args)
{
MooPluginMeth *meth;
GValue *plugin_and_args, *args, *freeme = NULL;
GValue stack_params[MAX_STACK_VALUES];
guint i;
g_return_if_fail (MOO_IS_PLUGIN (plugin));
g_return_if_fail (name != NULL);
meth = moo_plugin_lookup_method (plugin, name);
if (!meth)
{
g_warning ("plugin '%s' does not have method '%s'",
moo_plugin_id (plugin), name);
return;
}
g_assert (meth->ptype == G_OBJECT_TYPE (plugin));
if (meth->n_params < MAX_STACK_VALUES)
plugin_and_args = stack_params;
else
plugin_and_args = freeme = g_new (GValue, meth->n_params + 1);
args = plugin_and_args + 1;
for (i = 0; i < meth->n_params; i++)
{
char *error;
GType type = meth->param_types[i] & ~G_SIGNAL_TYPE_STATIC_SCOPE;
gboolean static_scope = meth->param_types[i] & G_SIGNAL_TYPE_STATIC_SCOPE;
args[i].g_type = 0;
g_value_init (args + i, type);
G_VALUE_COLLECT (args + i, var_args,
static_scope ? G_VALUE_NOCOPY_CONTENTS : 0,
&error);
if (error)
{
g_warning ("%s", error);
g_free (error);
while (i--)
g_value_unset (args + i);
g_free (freeme);
return;
}
}
plugin_and_args->g_type = 0;
g_value_init (plugin_and_args, G_OBJECT_TYPE (plugin));
g_value_set_object (plugin_and_args, plugin);
if (meth->return_type == G_TYPE_NONE)
{
moo_plugin_call_methodv (plugin_and_args, name, NULL);
}
else
{
GValue return_val;
char *error = NULL;
GType type = meth->return_type & ~G_SIGNAL_TYPE_STATIC_SCOPE;
gboolean static_scope = meth->return_type & G_SIGNAL_TYPE_STATIC_SCOPE;
return_val.g_type = 0;
g_value_init (&return_val, type);
moo_plugin_call_methodv (plugin_and_args, name, &return_val);
G_VALUE_LCOPY (&return_val, var_args,
static_scope ? G_VALUE_NOCOPY_CONTENTS : 0,
&error);
if (!error)
{
g_value_unset (&return_val);
}
else
{
g_warning ("%s", error);
g_free (error);
}
}
for (i = 0; i < meth->n_params + 1; i++)
g_value_unset (plugin_and_args + i);
g_free (freeme);
}
/**
* infc_request_manager_add_request_valist:
* @manager: A #InfcRequestManager.
* @request_type: The type of request to add, such as %INFC_TYPE_NODE_REQUEST.
* @request_name: The name of the request, such as "explore-node" or
* "subscribe-session"
* @first_property_name: The first property name apart from name and seq to
* set for the new request.
* @arglist: The value of the first property, followed optionally by more
* name/value pairs, followed by %NULL.
*
* Adds a request to the request manager.
*
* Return Value: The generated #InfcRequest (actually of type @request_type).
*/
InfcRequest*
infc_request_manager_add_request_valist(InfcRequestManager* manager,
GType request_type,
const gchar* request_name,
const gchar* first_property_name,
va_list arglist)
{
InfcRequestManagerPrivate* priv;
GObjectClass* request_class;
InfcRequest* request;
GParameter* params;
const gchar* prop_name;
gsize param_size;
gsize param_alloc;
guint seq;
gchar* error;
GParamSpec* pspec;
guint i;
g_return_val_if_fail(INFC_IS_REQUEST_MANAGER(manager), NULL);
g_return_val_if_fail(request_name != NULL, NULL);
request_class = g_type_class_ref(request_type);
g_return_val_if_fail(request_class != NULL, NULL);
priv = INFC_REQUEST_MANAGER_PRIVATE(manager);
seq = priv->seq_counter;
g_assert(
g_hash_table_lookup(priv->requests, GUINT_TO_POINTER(seq)) == NULL
);
param_size = 0;
param_alloc = 16;
params = g_malloc0(param_alloc * sizeof(GParameter));
params[param_size].name = "name";
g_value_init(¶ms[param_size].value, G_TYPE_STRING);
g_value_set_static_string(¶ms[param_size].value, request_name);
++ param_size;
params[param_size].name = "seq";
g_value_init(¶ms[param_size].value, G_TYPE_UINT);
g_value_set_uint(¶ms[param_size].value, seq);
++ param_size;
prop_name = first_property_name;
error = NULL;
while(prop_name != NULL)
{
pspec = g_object_class_find_property(request_class, prop_name);
if(pspec == NULL)
{
g_warning(
"%s: object class `%s' has no attribute named `%s'",
G_STRFUNC,
g_type_name(request_type),
prop_name
);
break;
}
if(param_size >= param_alloc)
{
param_alloc += 16;
params = g_realloc(params, param_alloc * sizeof(GParameter));
}
params[param_size].name = prop_name;
g_value_init(¶ms[param_size].value, G_PARAM_SPEC_VALUE_TYPE(pspec));
G_VALUE_COLLECT(¶ms[param_size].value, arglist, 0, &error);
if(error != NULL)
{
g_warning("%s: %s", G_STRFUNC, error);
g_value_unset(¶ms[param_size].value);
g_free(error);
break;
}
++ param_size;
prop_name = va_arg(arglist, const gchar*);
}
if(prop_name == NULL)
{
request = INFC_REQUEST(g_object_newv(request_type, param_size, params));
g_hash_table_insert(priv->requests, GUINT_TO_POINTER(seq), request);
++ priv->seq_counter;
}
else
{
/* An error occured. We do not use GError here tough, because this is a
* most likely a bug in someone's code (if not, it is one in infinote's
* code). */
request = NULL;
}
for(i = 0; i < param_size; ++ i)
g_value_unset(¶ms[i].value);
g_free(params);
g_type_class_unref(request_class);
return request;
}
/**
* clutter_container_child_set:
* @container: a #ClutterContainer
* @actor: a #ClutterActor that is a child of @container.
* @first_prop: name of the first property to be set.
* @...: value for the first property, followed optionally by more name/value
* pairs terminated with NULL.
*
* Sets container specific properties on the child of a container.
*
* Since: 0.8
*/
void
clutter_container_child_set (ClutterContainer *container,
ClutterActor *actor,
const gchar *first_prop,
...)
{
GObjectClass *klass;
const gchar *name;
va_list var_args;
g_return_if_fail (CLUTTER_IS_CONTAINER (container));
g_return_if_fail (CLUTTER_IS_ACTOR (actor));
klass = G_OBJECT_GET_CLASS (container);
va_start (var_args, first_prop);
name = first_prop;
while (name)
{
GValue value = { 0, };
gchar *error = NULL;
GParamSpec *pspec;
pspec = clutter_container_class_find_child_property (klass, name);
if (!pspec)
{
g_warning ("%s: Containers of type '%s' have no child "
"property named '%s'",
G_STRLOC, G_OBJECT_TYPE_NAME (container), name);
break;
}
if (!(pspec->flags & G_PARAM_WRITABLE))
{
g_warning ("%s: Child property '%s' of the container '%s' "
"is not writable",
G_STRLOC, pspec->name, G_OBJECT_TYPE_NAME (container));
break;
}
#if GLIB_CHECK_VERSION (2, 23, 2)
G_VALUE_COLLECT_INIT (&value, G_PARAM_SPEC_VALUE_TYPE (pspec),
var_args, 0,
&error);
#else
g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (&value, var_args, 0, &error);
#endif /* GLIB_CHECK_VERSION (2, 23, 2) */
if (error)
{
/* we intentionally leak the GValue because it might
* be in an undefined state and calling g_value_unset()
* on it might crash
*/
g_warning ("%s: %s", G_STRLOC, error);
g_free (error);
break;
}
container_set_child_property (container, actor, &value, pspec);
g_value_unset (&value);
name = va_arg (var_args, gchar*);
}
va_end (var_args);
}
/**
* clutter_layout_manager_child_set:
* @manager: a #ClutterLayoutManager
* @container: a #ClutterContainer using @manager
* @actor: a #ClutterActor child of @container
* @first_property: the first property name
* @Varargs: a list of property name and value pairs
*
* Sets a list of properties and their values on the #ClutterLayoutMeta
* associated by @manager to a child of @container
*
* Languages bindings should use clutter_layout_manager_child_set_property()
* instead
*
* Since: 1.2
*/
void
clutter_layout_manager_child_set (ClutterLayoutManager *manager,
ClutterContainer *container,
ClutterActor *actor,
const gchar *first_property,
...)
{
ClutterLayoutMeta *meta;
GObjectClass *klass;
const gchar *pname;
va_list var_args;
g_return_if_fail (CLUTTER_IS_LAYOUT_MANAGER (manager));
g_return_if_fail (CLUTTER_IS_CONTAINER (container));
g_return_if_fail (CLUTTER_IS_ACTOR (actor));
g_return_if_fail (first_property != NULL);
meta = get_child_meta (manager, container, actor);
if (meta == NULL)
{
g_warning ("Layout managers of type '%s' do not support "
"layout metadata",
g_type_name (G_OBJECT_TYPE (manager)));
return;
}
klass = G_OBJECT_GET_CLASS (meta);
va_start (var_args, first_property);
pname = first_property;
while (pname)
{
GValue value = { 0, };
GParamSpec *pspec;
gchar *error;
gboolean res;
pspec = g_object_class_find_property (klass, pname);
if (pspec == NULL)
{
g_warning ("%s: Layout managers of type '%s' have no layout "
"property named '%s'",
G_STRLOC, G_OBJECT_TYPE_NAME (manager), pname);
break;
}
#if GLIB_CHECK_VERSION (2, 23, 2)
G_VALUE_COLLECT_INIT (&value, G_PARAM_SPEC_VALUE_TYPE (pspec),
var_args, 0,
&error);
#else
g_value_init (&value, G_PARAM_SPEC_VALUE_TYPE (pspec));
G_VALUE_COLLECT (&value, var_args, 0, &error);
#endif /* GLIB_CHECK_VERSION (2, 23, 2) */
if (error)
{
g_warning ("%s: %s", G_STRLOC, error);
g_free (error);
break;
}
res = layout_set_property_internal (manager, G_OBJECT (meta),
pspec,
&value);
g_value_unset (&value);
if (!res)
break;
pname = va_arg (var_args, gchar*);
}
va_end (var_args);
}
