void
select_all_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
return_if_no_image (image, data);
gimp_channel_all (gimp_image_get_mask (image), TRUE);
gimp_image_flush (image);
}
void
gimp_channel_select_alpha (GimpChannel *channel,
GimpDrawable *drawable,
GimpChannelOps op,
gboolean feather,
gdouble feather_radius_x,
gdouble feather_radius_y)
{
GimpItem *item;
GimpChannel *add_on;
gint off_x, off_y;
g_return_if_fail (GIMP_IS_CHANNEL (channel));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
item = GIMP_ITEM (channel);
if (gimp_drawable_has_alpha (drawable))
{
add_on = gimp_channel_new_from_alpha (gimp_item_get_image (item),
drawable, NULL, NULL);
}
else
{
/* no alpha is equivalent to completely opaque alpha,
* so simply select the whole layer's extents. --mitch
*/
add_on = gimp_channel_new_mask (gimp_item_get_image (item),
gimp_item_get_width (GIMP_ITEM (drawable)),
gimp_item_get_height (GIMP_ITEM (drawable)));
gimp_channel_all (add_on, FALSE);
}
gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);
gimp_channel_select_channel (channel, C_("undo-type", "Alpha to Selection"), add_on,
off_x, off_y,
op, feather,
feather_radius_x,
feather_radius_y);
g_object_unref (add_on);
}
static GimpValueArray *
selection_all_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GimpValueArray *args,
GError **error)
{
gboolean success = TRUE;
GimpImage *image;
image = gimp_value_get_image (gimp_value_array_index (args, 0), gimp);
if (success)
{
gimp_channel_all (gimp_image_get_mask (image), TRUE);
}
return gimp_procedure_get_return_values (procedure, success,
error ? *error : NULL);
}
