static gboolean
gst_base_rtp_depayload_setcaps (GstPad * pad, GstCaps * caps)
{
GstBaseRTPDepayload *filter;
GstBaseRTPDepayloadClass *bclass;
GstBaseRTPDepayloadPrivate *priv;
gboolean res;
GstStructure *caps_struct;
const GValue *value;
filter = GST_BASE_RTP_DEPAYLOAD (gst_pad_get_parent (pad));
priv = filter->priv;
bclass = GST_BASE_RTP_DEPAYLOAD_GET_CLASS (filter);
GST_DEBUG_OBJECT (filter, "Set caps");
caps_struct = gst_caps_get_structure (caps, 0);
/* get other values for newsegment */
value = gst_structure_get_value (caps_struct, "npt-start");
if (value && G_VALUE_HOLDS_UINT64 (value))
priv->npt_start = g_value_get_uint64 (value);
else
priv->npt_start = 0;
GST_DEBUG_OBJECT (filter, "NPT start %" G_GUINT64_FORMAT, priv->npt_start);
value = gst_structure_get_value (caps_struct, "npt-stop");
if (value && G_VALUE_HOLDS_UINT64 (value))
priv->npt_stop = g_value_get_uint64 (value);
else
priv->npt_stop = -1;
GST_DEBUG_OBJECT (filter, "NPT stop %" G_GUINT64_FORMAT, priv->npt_stop);
value = gst_structure_get_value (caps_struct, "play-speed");
if (value && G_VALUE_HOLDS_DOUBLE (value))
priv->play_speed = g_value_get_double (value);
else
priv->play_speed = 1.0;
value = gst_structure_get_value (caps_struct, "play-scale");
if (value && G_VALUE_HOLDS_DOUBLE (value))
priv->play_scale = g_value_get_double (value);
else
priv->play_scale = 1.0;
if (bclass->set_caps)
res = bclass->set_caps (filter, caps);
else
res = TRUE;
priv->negotiated = res;
gst_object_unref (filter);
return res;
}
double
terminal_profile_get_property_double (TerminalProfile *profile,
const char *prop_name)
{
const GValue *value;
value = get_prop_value_from_prop_name (profile, prop_name);
g_return_val_if_fail (value != NULL && G_VALUE_HOLDS_DOUBLE (value), 0.0);
if (!value || !G_VALUE_HOLDS_DOUBLE (value))
return 0.0;
return g_value_get_double (value);
}
static void
print_one_tag (const GstTagList * list, const gchar * tag, gpointer user_data)
{
gint i, num;
num = gst_tag_list_get_tag_size (list, tag);
for (i = 0; i < num; ++i) {
const GValue *val;
val = gst_tag_list_get_value_index (list, tag, i);
if (G_VALUE_HOLDS_STRING (val)) {
g_print (" %s : %s \n", tag, g_value_get_string (val));
} else if (G_VALUE_HOLDS_UINT (val)) {
g_print (" %s : %u \n", tag, g_value_get_uint (val));
} else if (G_VALUE_HOLDS_DOUBLE (val)) {
g_print (" %s : %g \n", tag, g_value_get_double (val));
} else if (G_VALUE_HOLDS_BOOLEAN (val)) {
g_print (" %s : %s \n", tag,
g_value_get_boolean (val) ? "true" : "false");
} else if (GST_VALUE_HOLDS_DATE_TIME (val)) {
GstDateTime *dt = g_value_get_boxed (val);
gchar *dt_str = gst_date_time_to_iso8601_string (dt);
g_print (" %s : %s \n", tag, dt_str);
g_free (dt_str);
} else {
g_print (" %s : tag of type '%s' \n", tag, G_VALUE_TYPE_NAME (val));
}
}
}
static void
bbd_pipeline_process_tag (const GstTagList *tag_list, const gchar *tag_name, BansheeBpmDetector *detector)
{
const GValue *value;
gint value_count;
double bpm;
g_return_if_fail (detector != NULL);
if (detector->progress_cb == NULL) {
return;
}
if (strcmp (tag_name, GST_TAG_BEATS_PER_MINUTE)) {
return;
}
value_count = gst_tag_list_get_tag_size (tag_list, tag_name);
if (value_count < 1) {
return;
}
value = gst_tag_list_get_value_index (tag_list, tag_name, 0);
if (value != NULL && G_VALUE_HOLDS_DOUBLE (value)) {
bpm = g_value_get_double (value);
detector->progress_cb (bpm);
}
}
GArray *
gimp_dash_pattern_from_value_array (GValueArray *value_array)
{
if (value_array == NULL || value_array->n_values == 0)
{
return NULL;
}
else
{
GArray *pattern;
gint i;
pattern = g_array_sized_new (FALSE, FALSE,
sizeof (gdouble), value_array->n_values);
for (i = 0; i < value_array->n_values; i++)
{
GValue *item = g_value_array_get_nth (value_array, i);
gdouble val;
g_return_val_if_fail (G_VALUE_HOLDS_DOUBLE (item), NULL);
val = g_value_get_double (item);
g_array_append_val (pattern, val);
}
return pattern;
}
}
void TagExtractor::printOneTag( const GstTagList * list, const gchar * tag, gpointer user_data ) {
int i, num;
num = gst_tag_list_get_tag_size( list, tag );
for (i = 0; i < num; ++i) {
const GValue *val;
/* Note: when looking for specific tags, use the gst_tag_list_get_xyz() API,
* we only use the GValue approach here because it is more generic */
val = gst_tag_list_get_value_index( list, tag, i );
if( G_VALUE_HOLDS_STRING (val)) {
g_print( "\t%20s : %s\n", tag, g_value_get_string( val ) );
} else if( G_VALUE_HOLDS_UINT (val)) {
g_print( "\t%20s : %u\n", tag, g_value_get_uint( val ) );
} else if( G_VALUE_HOLDS_DOUBLE (val)) {
g_print( "\t%20s : %g\n", tag, g_value_get_double( val ) );
} else if( G_VALUE_HOLDS_BOOLEAN (val)) {
g_print( "\t%20s : %s\n", tag, (g_value_get_boolean( val )) ? "true" : "false" );
} else if( GST_VALUE_HOLDS_BUFFER (val)) {
GstBuffer *buf = gst_value_get_buffer (val);
guint buffer_size = gst_buffer_get_size( buf );
g_print( "\t%20s : buffer of size %u\n", tag, buffer_size );
} else if( GST_VALUE_HOLDS_DATE_TIME (val)) {
GstDateTime *dt = (GstDateTime*) g_value_get_boxed( val );
gchar *dt_str = gst_date_time_to_iso8601_string( dt );
g_print( "\t%20s : %s\n", tag, dt_str );
g_free( dt_str );
} else {
g_print( "\t%20s : tag of type '%s'\n", tag, G_VALUE_TYPE_NAME (val));
}
}
}
GArray *
gimp_dash_pattern_from_value_array (GimpValueArray *value_array)
{
if (value_array == NULL || gimp_value_array_length (value_array) == 0)
{
return NULL;
}
else
{
GArray *pattern;
gint length;
gint i;
length = gimp_value_array_length (value_array);
pattern = g_array_sized_new (FALSE, FALSE, sizeof (gdouble), length);
for (i = 0; i < length; i++)
{
GValue *item = gimp_value_array_index (value_array, i);
gdouble val;
g_return_val_if_fail (G_VALUE_HOLDS_DOUBLE (item), NULL);
val = g_value_get_double (item);
g_array_append_val (pattern, val);
}
return pattern;
}
}
/**
* g_value_get_double:
* @value: a valid #GValue of type %G_TYPE_DOUBLE
*
* Get the contents of a %G_TYPE_DOUBLE #GValue.
*
* Returns: double contents of @value
*/
gdouble
g_value_get_double (const GValue *value)
{
g_return_val_if_fail (G_VALUE_HOLDS_DOUBLE (value), 0);
return value->data[0].v_double;
}
static gpointer
value_as_pointer (GValue *value)
{
if (g_value_fits_pointer (value))
return g_value_peek_pointer (value);
if (G_VALUE_HOLDS_BOOLEAN (value))
return (void*) g_value_get_boolean (value);
if (G_VALUE_HOLDS_CHAR (value))
return (void*) (gssize) g_value_get_char (value);
if (G_VALUE_HOLDS_UCHAR (value))
return (void*) (gsize) g_value_get_uchar (value);
if (G_VALUE_HOLDS_INT (value))
return (void*) g_value_get_int (value);
if (G_VALUE_HOLDS_UINT (value))
return (void*) g_value_get_uint (value);
if (G_VALUE_HOLDS_LONG (value))
return (void*) g_value_get_long (value);
if (G_VALUE_HOLDS_ULONG (value))
return (void*) g_value_get_ulong (value);
if (G_VALUE_HOLDS_FLOAT (value))
return (void*) (gssize) g_value_get_float (value);
if (G_VALUE_HOLDS_DOUBLE (value))
return (void*) (gssize) g_value_get_double (value);
if (G_VALUE_HOLDS_ENUM (value))
return (void*) (gssize) g_value_get_enum (value);
if (G_VALUE_HOLDS_FLAGS (value))
return (void*) (gsize) g_value_get_flags (value);
return (void*) 0x1373babe;
}
/**
* g_value_set_double:
* @value: a valid #GValue of type %G_TYPE_DOUBLE
* @v_double: double value to be set
*
* Set the contents of a %G_TYPE_DOUBLE #GValue to @v_double.
*/
void
g_value_set_double (GValue *value,
gdouble v_double)
{
g_return_if_fail (G_VALUE_HOLDS_DOUBLE (value));
value->data[0].v_double = v_double;
}
/**
* gdata_freebase_topic_value_get_double:
* @value: a #GDataFreebaseTopicValue
*
* Returns a #gdouble value held in @value. It is only valid to call this if the #GType is a %G_TYPE_DOUBLE
*
* Returns: the #gdouble value
*
* Since: 0.15.1
**/
gdouble
gdata_freebase_topic_value_get_double (GDataFreebaseTopicValue *value)
{
g_return_val_if_fail (value != NULL, 0);
g_return_val_if_fail (G_VALUE_HOLDS_DOUBLE (&value->value), 0);
return g_value_get_double (&value->value);
}
static void _value_change_handler (AtkObject *obj,
AtkPropertyValues *values)
{
const gchar *type_name = g_type_name (G_TYPE_FROM_INSTANCE (obj));
GValue *value_back, val;
value_back = &val;
if (!ATK_IS_VALUE (obj)) {
return;
}
if (strcmp (values->property_name, "accessible-value") == 0) {
g_print ("_value_change_handler: Accessible Type: %s\n",
type_name ? type_name : "NULL");
if(G_VALUE_HOLDS_DOUBLE (&values->new_value))
{
g_print( "adjustment value changed : new value: %f\n",
g_value_get_double (&values->new_value));
}
g_print("Now calling the AtkValue interface functions\n");
atk_value_get_current_value (ATK_VALUE(obj), value_back);
g_return_if_fail (G_VALUE_HOLDS_DOUBLE (value_back));
g_print ("atk_value_get_current_value returns %f\n",
g_value_get_double (value_back) );
atk_value_get_maximum_value (ATK_VALUE (obj), value_back);
g_return_if_fail (G_VALUE_HOLDS_DOUBLE (value_back));
g_print ("atk_value_get_maximum returns %f\n",
g_value_get_double (value_back));
atk_value_get_minimum_value (ATK_VALUE (obj), value_back);
g_return_if_fail (G_VALUE_HOLDS_DOUBLE (value_back));
g_print ("atk_value_get_minimum returns %f\n",
g_value_get_double (value_back));
}
}
static GVariant *
g_settings_set_mapping_float (const GValue *value,
const GVariantType *expected_type)
{
GVariant *variant = NULL;
gdouble d;
gint64 l;
if (G_VALUE_HOLDS_DOUBLE (value))
d = g_value_get_double (value);
else
return NULL;
l = (gint64) d;
if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_INT16))
{
if (G_MININT16 <= l && l <= G_MAXINT16)
variant = g_variant_new_int16 ((gint16) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_UINT16))
{
if (0 <= l && l <= G_MAXUINT16)
variant = g_variant_new_uint16 ((guint16) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_INT32))
{
if (G_MININT32 <= l && l <= G_MAXINT32)
variant = g_variant_new_int32 ((gint) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_UINT32))
{
if (0 <= l && l <= G_MAXUINT32)
variant = g_variant_new_uint32 ((guint) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_INT64))
{
if (G_MININT64 <= l && l <= G_MAXINT64)
variant = g_variant_new_int64 ((gint64) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_UINT64))
{
if (0 <= l && l <= G_MAXUINT64)
variant = g_variant_new_uint64 ((guint64) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_HANDLE))
{
if (0 <= l && l <= G_MAXUINT32)
variant = g_variant_new_handle ((guint) l);
}
else if (g_variant_type_equal (expected_type, G_VARIANT_TYPE_DOUBLE))
variant = g_variant_new_double ((gdouble) d);
return variant;
}
static gdouble get_double (GHashTable *dict, const char *key)
{
GValue *val;
val = g_hash_table_lookup (dict, key);
if (val == NULL) {
return 0;
}
if (!G_VALUE_HOLDS_DOUBLE (val)) {
return 0;
}
return g_value_get_double (val);
}
static gboolean
gimp_controllers_event_mapped (GimpControllerInfo *info,
GimpController *controller,
const GimpControllerEvent *event,
const gchar *action_name,
GimpControllerManager *manager)
{
GtkUIManager *ui_manager = GTK_UI_MANAGER (manager->ui_manager);
GList *list;
for (list = gtk_ui_manager_get_action_groups (ui_manager);
list;
list = g_list_next (list))
{
GtkActionGroup *group = list->data;
GtkAction *action;
action = gtk_action_group_get_action (group, action_name);
if (action)
{
switch (event->type)
{
case GIMP_CONTROLLER_EVENT_VALUE:
if (G_VALUE_HOLDS_DOUBLE (&event->value.value) &&
GIMP_IS_ENUM_ACTION (action) &&
GIMP_ENUM_ACTION (action)->value_variable)
{
gdouble value = g_value_get_double (&event->value.value);
gimp_enum_action_selected (GIMP_ENUM_ACTION (action),
value * 1000);
break;
}
/* else fallthru */
case GIMP_CONTROLLER_EVENT_TRIGGER:
default:
gtk_action_activate (action);
break;
}
return TRUE;
}
}
return FALSE;
}
static gboolean
g_settings_get_mapping_unsigned_int (GValue *value,
GVariant *variant)
{
const GVariantType *type;
guint64 u;
type = g_variant_get_type (variant);
if (g_variant_type_equal (type, G_VARIANT_TYPE_UINT16))
u = g_variant_get_uint16 (variant);
else if (g_variant_type_equal (type, G_VARIANT_TYPE_UINT32))
u = g_variant_get_uint32 (variant);
else if (g_variant_type_equal (type, G_VARIANT_TYPE_UINT64))
u = g_variant_get_uint64 (variant);
else if (g_variant_type_equal (type, G_VARIANT_TYPE_HANDLE))
u = g_variant_get_handle (variant);
else
return FALSE;
if (G_VALUE_HOLDS_INT (value))
{
g_value_set_int (value, u);
return (u <= G_MAXINT32);
}
else if (G_VALUE_HOLDS_UINT (value))
{
g_value_set_uint (value, u);
return (u <= G_MAXUINT32);
}
else if (G_VALUE_HOLDS_INT64 (value))
{
g_value_set_int64 (value, u);
return (u <= G_MAXINT64);
}
else if (G_VALUE_HOLDS_UINT64 (value))
{
g_value_set_uint64 (value, u);
return (u <= G_MAXUINT64);
}
else if (G_VALUE_HOLDS_DOUBLE (value))
{
g_value_set_double (value, u);
return TRUE;
}
return FALSE;
}
double AccessibilityUIElement::maxValue()
{
GValue value = { 0, { { 0 } } };
if (!ATK_IS_VALUE(m_element))
return 0.0f;
atk_value_get_maximum_value(ATK_VALUE(m_element), &value);
if (G_VALUE_HOLDS_DOUBLE(&value))
return g_value_get_double(&value);
else if (G_VALUE_HOLDS_INT(&value))
return static_cast<double>(g_value_get_int(&value));
else
return 0.0f;
}
static gboolean
g_settings_get_mapping_int (GValue *value,
GVariant *variant)
{
const GVariantType *type;
gint64 l;
type = g_variant_get_type (variant);
if (g_variant_type_equal (type, G_VARIANT_TYPE_INT16))
l = g_variant_get_int16 (variant);
else if (g_variant_type_equal (type, G_VARIANT_TYPE_INT32))
l = g_variant_get_int32 (variant);
else if (g_variant_type_equal (type, G_VARIANT_TYPE_INT64))
l = g_variant_get_int64 (variant);
else
return FALSE;
if (G_VALUE_HOLDS_INT (value))
{
g_value_set_int (value, l);
return (G_MININT32 <= l && l <= G_MAXINT32);
}
else if (G_VALUE_HOLDS_UINT (value))
{
g_value_set_uint (value, l);
return (0 <= l && l <= G_MAXUINT32);
}
else if (G_VALUE_HOLDS_INT64 (value))
{
g_value_set_int64 (value, l);
return (G_MININT64 <= l && l <= G_MAXINT64);
}
else if (G_VALUE_HOLDS_UINT64 (value))
{
g_value_set_uint64 (value, l);
return (0 <= l && l <= G_MAXUINT64);
}
else if (G_VALUE_HOLDS_DOUBLE (value))
{
g_value_set_double (value, l);
return TRUE;
}
return FALSE;
}
static gdouble
gimp_pdb_progress_run_callback (GimpPdbProgress *progress,
GimpProgressCommand command,
const gchar *text,
gdouble value)
{
gdouble retval = 0;
if (progress->callback_name && ! progress->callback_busy)
{
GimpValueArray *return_vals;
progress->callback_busy = TRUE;
return_vals =
gimp_pdb_execute_procedure_by_name (progress->pdb,
progress->context,
NULL, NULL,
progress->callback_name,
GIMP_TYPE_INT32, command,
G_TYPE_STRING, text,
G_TYPE_DOUBLE, value,
G_TYPE_NONE);
if (g_value_get_enum (gimp_value_array_index (return_vals, 0)) !=
GIMP_PDB_SUCCESS)
{
gimp_message (progress->context->gimp, NULL, GIMP_MESSAGE_ERROR,
_("Unable to run %s callback. "
"The corresponding plug-in may have crashed."),
g_type_name (G_TYPE_FROM_INSTANCE (progress)));
}
else if (gimp_value_array_length (return_vals) >= 2 &&
G_VALUE_HOLDS_DOUBLE (gimp_value_array_index (return_vals, 1)))
{
retval = g_value_get_double (gimp_value_array_index (return_vals, 1));
}
gimp_value_array_unref (return_vals);
progress->callback_busy = FALSE;
}
return retval;
}
static gboolean
gail_scale_button_set_current_value (AtkValue *obj,
const GValue *value)
{
GtkWidget *gtk_widget;
g_return_val_if_fail (GAIL_IS_SCALE_BUTTON (obj), FALSE);
gtk_widget = GTK_ACCESSIBLE (obj)->widget;
if (gtk_widget == NULL)
return FALSE;
if (G_VALUE_HOLDS_DOUBLE (value))
{
gtk_scale_button_set_value (GTK_SCALE_BUTTON (gtk_widget), g_value_get_double (value));
return TRUE;
}
return FALSE;
}
static void _set_values (AtkObject *obj) {
GValue *value_back, val;
static gint count = 0;
gdouble double_value;
value_back = &val;
if(ATK_IS_VALUE(obj)) {
/* Spin button also inherits the text interfaces from GailEntry.
* Check when spin button recieves focus.
*/
if(ATK_IS_TEXT(obj) && ATK_IS_EDITABLE_TEXT(obj)) {
if(count == 0) {
gint x;
gchar* text;
count++;
x = atk_text_get_character_count (ATK_TEXT (obj));
text = atk_text_get_text (ATK_TEXT (obj), 0, x);
g_print("Text : %s\n", text);
text = "5.7";
atk_editable_text_set_text_contents(ATK_EDITABLE_TEXT(obj),text);
g_print("Set text to %s\n",text);
atk_value_get_current_value(ATK_VALUE(obj), value_back);
g_return_if_fail (G_VALUE_HOLDS_DOUBLE (value_back));
g_print("atk_value_get_current_value returns %f\n",
g_value_get_double( value_back));
}
} else {
memset (value_back, 0, sizeof (GValue));
g_value_init (value_back, G_TYPE_DOUBLE);
g_value_set_double (value_back, 10.0);
if (atk_value_set_current_value (ATK_VALUE (obj), value_back))
{
double_value = g_value_get_double (value_back);
g_print("atk_value_set_current_value returns %f\n",
double_value);
}
}
}
}
static void
print_one_tag (const GstTagList * list, const gchar * tag, gpointer user_data)
{
int i, num;
num = gst_tag_list_get_tag_size (list, tag);
for (i = 0; i < num; ++i) {
const GValue *val;
/* Note: when looking for specific tags, use the g_tag_list_get_xyz() API,
* we only use the GValue approach here because it is more generic */
val = gst_tag_list_get_value_index (list, tag, i);
if (G_VALUE_HOLDS_STRING (val)) {
const char* unformatted = g_value_get_string (val);
gchar* formatted = strescape(unformatted,"\"","\"");
g_print ("(%s . \"%s\")\n", tag, formatted);
g_free(formatted);
} else if (G_VALUE_HOLDS_UINT (val)) {
unsigned int uint = g_value_get_uint (val);
if(uint > 0xf)
g_print ("(%s . #x%x)\n", tag, uint);
} else if (G_VALUE_HOLDS_DOUBLE (val)) {
g_print ("(%s . %g)\n", tag, g_value_get_double (val));
} else if (G_VALUE_HOLDS_BOOLEAN (val)) {
g_print ("(%s . %s)\n", tag,
(g_value_get_boolean (val)) ? "#t" : "#f");
} else if (GST_VALUE_HOLDS_BUFFER (val)) {
g_print ("(%s . (buffer %u))", tag,
gst_buffer_get_size(gst_value_get_buffer (val)));
} else if (GST_VALUE_HOLDS_DATE_TIME (val)) {
GDate* date = (GDate*)g_value_get_boxed(val);
g_print ("(%s . (date 0 0 0 %u %u %u))\n", tag,
g_date_get_day(date),
g_date_get_month(date),
g_date_get_year (date));
} else {
g_print ("(%20s . (type %s))", tag, G_VALUE_TYPE_NAME (val));
}
}
}
static void
print_value (GValue *value)
{
if (G_VALUE_HOLDS_STRING (value))
printf ("%s", g_value_get_string (value));
else if (G_VALUE_HOLDS_INT (value))
printf ("%d", g_value_get_int (value));
else if (G_VALUE_HOLDS_DOUBLE (value))
printf ("%f", g_value_get_double (value));
else if (G_VALUE_TYPE (value) == G_TYPE_VALUE_ARRAY) {
GValueArray *array = g_value_get_boxed (value);
int i;
printf ("[ ");
for (i = 0; i < array->n_values; i++) {
if (i != 0)
printf (", ");
print_value (&array->values[i]);
}
printf (" ]");
} else
printf ("(%s)", g_type_name (G_VALUE_TYPE (value)));
}
static void
_do_test(AtkObject *obj)
{
int child_count = 0;
child_count = atk_object_get_n_accessible_children(obj);
g_assert(child_count == 2);
_printf("n_accessible_children - done\n");
AtkStateSet *state_set = atk_object_ref_state_set(obj);
gboolean v_contains = atk_state_set_contains_state(state_set,
ATK_STATE_VERTICAL);
gboolean h_contains = atk_state_set_contains_state(state_set,
ATK_STATE_HORIZONTAL);
g_object_unref(state_set);
g_assert(v_contains || h_contains);
_printf("ref_state_set - done\n");
/*AtkValue iface tests*/
g_assert(ATK_IS_VALUE(obj));
GValue value = G_VALUE_INIT;
double d_value;
atk_value_get_maximum_value(ATK_VALUE(obj), &value);
d_value = g_value_get_double(&value);
g_assert(d_value == 1.0);
atk_value_get_minimum_value(ATK_VALUE(obj), &value);
d_value = g_value_get_double(&value);
g_assert(d_value == 0.0);
g_value_set_double(&value, 0.3);
gboolean success = atk_value_set_current_value(ATK_VALUE(obj), &value);
g_assert(success);
atk_value_get_current_value(ATK_VALUE(obj), &value);
g_assert(G_VALUE_HOLDS_DOUBLE(&value));
d_value = g_value_get_double(&value);
g_assert(d_value == 0.3);
_printf("atk_value - done\n");
eailu_test_atk_focus(obj, TRUE);
}
static gboolean
string_to_num (GBinding *binding,
const GValue *source_value,
GValue *target_value,
gpointer userdata)
{
if (G_VALUE_HOLDS_INT (target_value))
g_value_set_int (target_value,
atoi (g_value_get_string (source_value)));
else if (G_VALUE_HOLDS_UINT (target_value))
g_value_set_uint (target_value,
atoi (g_value_get_string (source_value)));
else if (G_VALUE_HOLDS_DOUBLE (target_value))
g_value_set_double (target_value,
strtod (g_value_get_string (source_value), NULL));
else if (G_VALUE_HOLDS_FLOAT (target_value))
g_value_set_float (target_value,
strtof (g_value_get_string (source_value), NULL));
else
return FALSE;
return TRUE;
}
static gboolean
num_to_string (GBinding *binding,
const GValue *source_value,
GValue *target_value,
gpointer userdata)
{
gchar *string;
if (G_VALUE_HOLDS_INT (source_value))
string = g_strdup_printf ("%d", g_value_get_int (source_value));
else if (G_VALUE_HOLDS_UINT (source_value))
string = g_strdup_printf ("%d", g_value_get_uint (source_value));
else if (G_VALUE_HOLDS_DOUBLE (source_value))
string = g_strdup_printf ("%.2f", g_value_get_double (source_value));
else if (G_VALUE_HOLDS_FLOAT (source_value))
string = g_strdup_printf ("%.2f", g_value_get_float (source_value));
else
return FALSE;
g_value_take_string (target_value, string);
return TRUE;
}
/**
* Implements
* org.gnome.glib.GValue.g_value_get_double(long value)
* called from
* org.gnome.glib.GValue.getDouble(Value value)
* called from
* org.gnome.glib.Object.getPropertyDouble(String name)
*
* Extract the gdoulbe value from a GValue of G_TYPE_DOUBLE, returning the
* primitive.
*/
JNIEXPORT jdouble JNICALL
Java_org_gnome_glib_GValue_g_1value_1get_1double
(
JNIEnv* env,
jclass cls,
jlong _value
)
{
GValue* value;
gdouble result;
// translate value
value = (GValue*) _value;
if (!G_VALUE_HOLDS_DOUBLE(value)) {
bindings_java_throw(env, "You've asked for the double value of a GValue, but it's not a G_TYPE_DOUBLE!");
return 0.0;
}
// call function
result = g_value_get_double(value);
// and return
return (jdouble) result;
}
static GtkCellEditable *
parasite_property_cell_renderer_start_editing(GtkCellRenderer *renderer,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GtkCellRendererState flags)
{
PangoFontDescription *font_desc;
GtkCellEditable *editable = NULL;
GObject *object;
const char *name;
GValue gvalue = {0};
GParamSpec *prop;
g_object_get(renderer,
"object", &object,
"name", &name,
NULL);
prop = g_object_class_find_property(G_OBJECT_GET_CLASS(object), name);
if (!(prop->flags & G_PARAM_WRITABLE))
return NULL;
g_value_init(&gvalue, prop->value_type);
g_object_get_property(object, name, &gvalue);
if (G_VALUE_HOLDS_ENUM(&gvalue) || G_VALUE_HOLDS_BOOLEAN(&gvalue))
{
GtkWidget *combobox = gtk_combo_box_new_text();
gtk_widget_show(combobox);
g_object_set(G_OBJECT(combobox), "has-frame", FALSE, NULL);
GList *renderers;
if (G_VALUE_HOLDS_BOOLEAN(&gvalue))
{
gtk_combo_box_append_text(GTK_COMBO_BOX(combobox), "FALSE");
gtk_combo_box_append_text(GTK_COMBO_BOX(combobox), "TRUE");
gtk_combo_box_set_active(GTK_COMBO_BOX(combobox),
g_value_get_boolean(&gvalue) ? 1 : 0);
}
else if (G_VALUE_HOLDS_ENUM(&gvalue))
{
gint value = g_value_get_enum(&gvalue);
GEnumClass *enum_class = G_PARAM_SPEC_ENUM(prop)->enum_class;
guint i;
for (i = 0; i < enum_class->n_values; i++)
{
GEnumValue *enum_value = &enum_class->values[i];
gtk_combo_box_append_text(GTK_COMBO_BOX(combobox),
enum_value->value_name);
if (enum_value->value == value)
gtk_combo_box_set_active(GTK_COMBO_BOX(combobox), i);
}
}
renderers = gtk_cell_layout_get_cells(GTK_CELL_LAYOUT(combobox));
g_object_set(G_OBJECT(renderers->data), "scale", TREE_TEXT_SCALE, NULL);
g_list_free(renderers);
editable = GTK_CELL_EDITABLE(combobox);
}
else if (G_VALUE_HOLDS_STRING(&gvalue))
{
GtkWidget *entry = gtk_entry_new();
gtk_widget_show(entry);
gtk_entry_set_text(GTK_ENTRY(entry), g_value_get_string(&gvalue));
editable = GTK_CELL_EDITABLE(entry);
}
else if (G_VALUE_HOLDS_INT(&gvalue) ||
G_VALUE_HOLDS_UINT(&gvalue) ||
G_VALUE_HOLDS_INT64(&gvalue) ||
G_VALUE_HOLDS_UINT64(&gvalue) ||
G_VALUE_HOLDS_LONG(&gvalue) ||
G_VALUE_HOLDS_ULONG(&gvalue) ||
G_VALUE_HOLDS_DOUBLE(&gvalue))
{
double min, max, value;
GtkWidget *spinbutton;
guint digits = 0;
if (G_VALUE_HOLDS_INT(&gvalue))
{
GParamSpecInt *paramspec = G_PARAM_SPEC_INT(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_int(&gvalue);
}
else if (G_VALUE_HOLDS_UINT(&gvalue))
{
GParamSpecUInt *paramspec = G_PARAM_SPEC_UINT(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_uint(&gvalue);
}
else if (G_VALUE_HOLDS_INT64(&gvalue))
{
GParamSpecInt64 *paramspec = G_PARAM_SPEC_INT64(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_int64(&gvalue);
}
else if (G_VALUE_HOLDS_UINT64(&gvalue))
{
GParamSpecUInt64 *paramspec = G_PARAM_SPEC_UINT64(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_uint64(&gvalue);
}
else if (G_VALUE_HOLDS_LONG(&gvalue))
{
GParamSpecLong *paramspec = G_PARAM_SPEC_LONG(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_long(&gvalue);
}
else if (G_VALUE_HOLDS_ULONG(&gvalue))
{
GParamSpecULong *paramspec = G_PARAM_SPEC_ULONG(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_ulong(&gvalue);
}
else if (G_VALUE_HOLDS_DOUBLE(&gvalue))
{
GParamSpecDouble *paramspec = G_PARAM_SPEC_DOUBLE(prop);
min = paramspec->minimum;
max = paramspec->maximum;
value = g_value_get_double(&gvalue);
digits = 2;
}
else
{
// Shouldn't really be able to happen.
return NULL;
}
spinbutton = gtk_spin_button_new_with_range(min, max, 1);
gtk_widget_show(spinbutton);
gtk_spin_button_set_value(GTK_SPIN_BUTTON(spinbutton), value);
gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spinbutton), digits);
editable = GTK_CELL_EDITABLE(spinbutton);
}
font_desc = pango_font_description_new();
pango_font_description_set_size(font_desc, 8 * PANGO_SCALE);
gtk_widget_modify_font(GTK_WIDGET(editable), font_desc);
pango_font_description_free(font_desc);
g_value_unset(&gvalue);
g_signal_connect(G_OBJECT(editable), "editing_done",
G_CALLBACK(parasite_property_cell_renderer_stop_editing),
renderer);
g_object_set_data_full(G_OBJECT(editable), "_prop_name", g_strdup(name),
g_free);
g_object_set_data(G_OBJECT(editable), "_prop_object", object);
return editable;
}
static gboolean
gst_rdt_depay_setcaps (GstPad * pad, GstCaps * caps)
{
GstStructure *structure;
GstRDTDepay *rdtdepay;
GstCaps *srccaps;
gint clock_rate = 1000; /* default */
const GValue *value;
GstBuffer *header;
rdtdepay = GST_RDT_DEPAY (GST_PAD_PARENT (pad));
structure = gst_caps_get_structure (caps, 0);
if (gst_structure_has_field (structure, "clock-rate"))
gst_structure_get_int (structure, "clock-rate", &clock_rate);
/* config contains the RealMedia header as a buffer. */
value = gst_structure_get_value (structure, "config");
if (!value)
goto no_header;
header = gst_value_get_buffer (value);
if (!header)
goto no_header;
/* get other values for newsegment */
value = gst_structure_get_value (structure, "npt-start");
if (value && G_VALUE_HOLDS_UINT64 (value))
rdtdepay->npt_start = g_value_get_uint64 (value);
else
rdtdepay->npt_start = 0;
GST_DEBUG_OBJECT (rdtdepay, "NPT start %" G_GUINT64_FORMAT,
rdtdepay->npt_start);
value = gst_structure_get_value (structure, "npt-stop");
if (value && G_VALUE_HOLDS_UINT64 (value))
rdtdepay->npt_stop = g_value_get_uint64 (value);
else
rdtdepay->npt_stop = -1;
GST_DEBUG_OBJECT (rdtdepay, "NPT stop %" G_GUINT64_FORMAT,
rdtdepay->npt_stop);
value = gst_structure_get_value (structure, "play-speed");
if (value && G_VALUE_HOLDS_DOUBLE (value))
rdtdepay->play_speed = g_value_get_double (value);
else
rdtdepay->play_speed = 1.0;
value = gst_structure_get_value (structure, "play-scale");
if (value && G_VALUE_HOLDS_DOUBLE (value))
rdtdepay->play_scale = g_value_get_double (value);
else
rdtdepay->play_scale = 1.0;
/* caps seem good, configure element */
rdtdepay->clock_rate = clock_rate;
/* set caps on pad and on header */
srccaps = gst_caps_new_empty_simple ("application/vnd.rn-realmedia");
gst_pad_set_caps (rdtdepay->srcpad, srccaps);
gst_caps_unref (srccaps);
if (rdtdepay->header)
gst_buffer_unref (rdtdepay->header);
rdtdepay->header = gst_buffer_ref (header);
return TRUE;
/* ERRORS */
no_header:
{
GST_ERROR_OBJECT (rdtdepay, "no header found in caps, no 'config' field");
return FALSE;
}
}
static gboolean
gimp_controller_info_event (GimpController *controller,
const GimpControllerEvent *event,
GimpControllerInfo *info)
{
const gchar *event_name;
const gchar *event_blurb;
const gchar *action_name = NULL;
event_name = gimp_controller_get_event_name (controller,
event->any.event_id);
event_blurb = gimp_controller_get_event_blurb (controller,
event->any.event_id);
if (info->debug_events)
{
g_print ("Received '%s' (class '%s')\n"
" controller event '%s (%s)'\n",
controller->name, GIMP_CONTROLLER_GET_CLASS (controller)->name,
event_name, event_blurb);
switch (event->any.type)
{
case GIMP_CONTROLLER_EVENT_TRIGGER:
g_print (" (trigger event)\n");
break;
case GIMP_CONTROLLER_EVENT_VALUE:
if (G_VALUE_HOLDS_DOUBLE (&event->value.value))
g_print (" (value event, value = %f)\n",
g_value_get_double (&event->value.value));
else
g_print (" (value event, unhandled type '%s')\n",
g_type_name (event->value.value.g_type));
break;
}
}
if (info->snooper)
{
if (info->snooper (info, controller, event, info->snooper_data))
{
if (info->debug_events)
g_print (" intercepted by event snooper\n\n");
return TRUE;
}
}
if (! info->enabled)
{
if (info->debug_events)
g_print (" ignoring because controller is disabled\n\n");
return FALSE;
}
if (info->mapping)
action_name = g_hash_table_lookup (info->mapping, event_name);
if (action_name)
{
gboolean retval = FALSE;
if (info->debug_events)
g_print (" maps to action '%s'\n", action_name);
g_signal_emit (info, info_signals[EVENT_MAPPED], 0,
controller, event, action_name, &retval);
if (info->debug_events)
{
if (retval)
g_print (" action was found\n\n");
else
g_print (" action NOT found\n\n");
}
return retval;
}
else
{
if (info->debug_events)
g_print (" doesn't map to action\n\n");
}
return FALSE;
}
