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Diffstat (limited to 'gedit/gedit-message.c')
| -rwxr-xr-x | gedit/gedit-message.c | 593 |
1 files changed, 0 insertions, 593 deletions
diff --git a/gedit/gedit-message.c b/gedit/gedit-message.c deleted file mode 100755 index f1e12daa..00000000 --- a/gedit/gedit-message.c +++ /dev/null @@ -1,593 +0,0 @@ -#include "gedit-message.h" -#include "gedit-message-type.h" - -#include <string.h> -#include <gobject/gvaluecollector.h> - -/** - * SECTION:gedit-message - * @short_description: message bus message object - * @include: gedit/gedit-message.h - * - * Communication on a #GeditMessageBus is done through messages. Messages are - * sent over the bus and received by connecting callbacks on the message bus. - * A #GeditMessage is an instantiation of a #GeditMessageType, containing - * values for the arguments as specified in the message type. - * - * A message can be seen as a method call, or signal emission depending on - * who is the sender and who is the receiver. There is no explicit distinction - * between methods and signals. - * - * Since: 2.25.3 - * - */ -#define GEDIT_MESSAGE_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE((object), GEDIT_TYPE_MESSAGE, GeditMessagePrivate)) - -enum { - PROP_0, - - PROP_OBJECT_PATH, - PROP_METHOD, - PROP_TYPE -}; - -struct _GeditMessagePrivate -{ - GeditMessageType *type; - gboolean valid; - - GHashTable *values; -}; - -G_DEFINE_TYPE (GeditMessage, gedit_message, G_TYPE_OBJECT) - -static void -gedit_message_finalize (GObject *object) -{ - GeditMessage *message = GEDIT_MESSAGE (object); - - gedit_message_type_unref (message->priv->type); - g_hash_table_destroy (message->priv->values); - - G_OBJECT_CLASS (gedit_message_parent_class)->finalize (object); -} - -static void -gedit_message_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - GeditMessage *msg = GEDIT_MESSAGE (object); - - switch (prop_id) - { - case PROP_OBJECT_PATH: - g_value_set_string (value, gedit_message_type_get_object_path (msg->priv->type)); - break; - case PROP_METHOD: - g_value_set_string (value, gedit_message_type_get_method (msg->priv->type)); - break; - case PROP_TYPE: - g_value_set_boxed (value, msg->priv->type); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -gedit_message_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec) -{ - GeditMessage *msg = GEDIT_MESSAGE (object); - - switch (prop_id) - { - case PROP_TYPE: - msg->priv->type = GEDIT_MESSAGE_TYPE (g_value_dup_boxed (value)); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static GValue * -add_value (GeditMessage *message, - const gchar *key) -{ - GValue *value; - GType type = gedit_message_type_lookup (message->priv->type, key); - - if (type == G_TYPE_INVALID) - return NULL; - - value = g_new0 (GValue, 1); - g_value_init (value, type); - g_value_reset (value); - - g_hash_table_insert (message->priv->values, g_strdup (key), value); - - return value; -} - -static void -gedit_message_class_init (GeditMessageClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS(klass); - - object_class->finalize = gedit_message_finalize; - object_class->get_property = gedit_message_get_property; - object_class->set_property = gedit_message_set_property; - - /** - * GeditMessage:object_path: - * - * The messages object path (e.g. /gedit/object/path). - * - */ - g_object_class_install_property (object_class, PROP_OBJECT_PATH, - g_param_spec_string ("object-path", - "OBJECT_PATH", - "The message object path", - NULL, - G_PARAM_READABLE | - G_PARAM_STATIC_STRINGS)); - - /** - * GeditMessage:method: - * - * The messages method. - * - */ - g_object_class_install_property (object_class, PROP_METHOD, - g_param_spec_string ("method", - "METHOD", - "The message method", - NULL, - G_PARAM_READABLE | - G_PARAM_STATIC_STRINGS)); - - /** - * GeditMEssage:type: - * - * The message type. - * - */ - g_object_class_install_property (object_class, PROP_TYPE, - g_param_spec_boxed ("type", - "TYPE", - "The message type", - GEDIT_TYPE_MESSAGE_TYPE, - G_PARAM_READWRITE | - G_PARAM_CONSTRUCT_ONLY | - G_PARAM_STATIC_STRINGS)); - - g_type_class_add_private (object_class, sizeof(GeditMessagePrivate)); -} - -static void -destroy_value (GValue *value) -{ - g_value_unset (value); - g_free (value); -} - -static void -gedit_message_init (GeditMessage *self) -{ - self->priv = GEDIT_MESSAGE_GET_PRIVATE (self); - - self->priv->values = g_hash_table_new_full (g_str_hash, - g_str_equal, - (GDestroyNotify)g_free, - (GDestroyNotify)destroy_value); -} - -static gboolean -set_value_real (GValue *to, - const GValue *from) -{ - GType from_type; - GType to_type; - - from_type = G_VALUE_TYPE (from); - to_type = G_VALUE_TYPE (to); - - if (!g_type_is_a (from_type, to_type)) - { - if (!g_value_transform (from, to)) - { - g_warning ("%s: Unable to make conversion from %s to %s", - G_STRLOC, - g_type_name (from_type), - g_type_name (to_type)); - return FALSE; - } - - return TRUE; - } - - g_value_copy (from, to); - return TRUE; -} - -inline static GValue * -value_lookup (GeditMessage *message, - const gchar *key, - gboolean create) -{ - GValue *ret = (GValue *)g_hash_table_lookup (message->priv->values, key); - - if (!ret && create) - ret = add_value (message, key); - - return ret; -} - -/** - * gedit_message_get_method: - * @message: the #GeditMessage - * - * Get the message method. - * - * Return value: the message method - * - */ -const gchar * -gedit_message_get_method (GeditMessage *message) -{ - g_return_val_if_fail (GEDIT_IS_MESSAGE (message), NULL); - - return gedit_message_type_get_method (message->priv->type); -} - -/** - * gedit_message_get_object_path: - * @message: the #GeditMessage - * - * Get the message object path. - * - * Return value: the message object path - * - */ -const gchar * -gedit_message_get_object_path (GeditMessage *message) -{ - g_return_val_if_fail (GEDIT_IS_MESSAGE (message), NULL); - - return gedit_message_type_get_object_path (message->priv->type); -} - -/** - * gedit_message_set: - * @message: the #GeditMessage - * @...: a NULL terminated variable list of key/value pairs - * - * Set values of message arguments. The supplied @var_args should contain - * pairs of keys and argument values. - * - */ -void -gedit_message_set (GeditMessage *message, - ...) -{ - va_list ap; - - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - va_start (ap, message); - gedit_message_set_valist (message, ap); - va_end (ap); -} - -/** - * gedit_message_set_valist: - * @message: the #GeditMessage - * @var_args: a NULL terminated variable list of key/value pairs - * - * Set values of message arguments. The supplied @var_args should contain - * pairs of keys and argument values. - * - */ -void -gedit_message_set_valist (GeditMessage *message, - va_list var_args) -{ - const gchar *key; - - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - while ((key = va_arg (var_args, const gchar *)) != NULL) - { - /* lookup the key */ - GValue *container = value_lookup (message, key, TRUE); - GValue value = {0,}; - gchar *error = NULL; - - if (!container) - { - g_warning ("%s: Cannot set value for %s, does not exist", - G_STRLOC, - key); - - /* skip value */ - va_arg (var_args, gpointer); - continue; - } - - g_value_init (&value, G_VALUE_TYPE (container)); - G_VALUE_COLLECT (&value, var_args, 0, &error); - - if (error) - { - g_warning ("%s: %s", G_STRLOC, error); - continue; - } - - set_value_real (container, &value); - g_value_unset (&value); - } -} - -/** - * gedit_message_set_value: - * @message: the #GeditMessage - * @key: the argument key - * @value: the argument value - * - * Set value of message argument @key to @value. - * - */ -void -gedit_message_set_value (GeditMessage *message, - const gchar *key, - GValue *value) -{ - GValue *container; - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - container = value_lookup (message, key, TRUE); - - if (!container) - { - g_warning ("%s: Cannot set value for %s, does not exist", - G_STRLOC, - key); - return; - } - - set_value_real (container, value); -} - -/** - * gedit_message_set_valuesv: - * @message: the #GeditMessage - * @keys: keys to set values for - * @values: values to set - * @n_values: number of arguments to set values for - * - * Set message argument values. - * - */ -void -gedit_message_set_valuesv (GeditMessage *message, - const gchar **keys, - GValue *values, - gint n_values) -{ - gint i; - - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - for (i = 0; i < n_values; i++) - { - gedit_message_set_value (message, keys[i], &values[i]); - } -} - -/** - * gedit_message_get: - * @message: the #GeditMessage - * @...: a NULL variable argument list of key/value container pairs - * - * Get values of message arguments. The supplied @var_args should contain - * pairs of keys and pointers to variables which are set to the argument - * value for the specified key. - * - */ -void -gedit_message_get (GeditMessage *message, - ...) -{ - va_list ap; - - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - va_start (ap, message); - gedit_message_get_valist (message, ap); - va_end (ap); -} - -/** - * gedit_message_get_valist: - * @message: the #GeditMessage - * @var_args: a NULL variable argument list of key/value container pairs - * - * Get values of message arguments. The supplied @var_args should contain - * pairs of keys and pointers to variables which are set to the argument - * value for the specified key. - * - */ -void -gedit_message_get_valist (GeditMessage *message, - va_list var_args) -{ - const gchar *key; - - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - while ((key = va_arg (var_args, const gchar *)) != NULL) - { - GValue *container; - GValue copy = {0,}; - gchar *error = NULL; - - container = value_lookup (message, key, FALSE); - - if (!container) - { - /* skip value */ - va_arg (var_args, gpointer); - continue; - } - - /* copy the value here, to be sure it isn't tainted */ - g_value_init (©, G_VALUE_TYPE (container)); - g_value_copy (container, ©); - - G_VALUE_LCOPY (©, var_args, 0, &error); - - if (error) - { - g_warning ("%s: %s", G_STRLOC, error); - g_free (error); - - /* purposely leak the value here, because it might - be in a bad state */ - continue; - } - - g_value_unset (©); - } -} - -/** - * gedit_message_get_value: - * @message: the #GeditMessage - * @key: the argument key - * @value: value return container - * - * Get the value of a specific message argument. @value will be initialized - * with the correct type. - * - */ -void -gedit_message_get_value (GeditMessage *message, - const gchar *key, - GValue *value) -{ - GValue *container; - - g_return_if_fail (GEDIT_IS_MESSAGE (message)); - - container = value_lookup (message, key, FALSE); - - if (!container) - { - g_warning ("%s: Invalid key `%s'", - G_STRLOC, - key); - return; - } - - g_value_init (value, G_VALUE_TYPE (container)); - set_value_real (value, container); -} - -/** - * gedit_message_get_key_type: - * @message: the #GeditMessage - * @key: the argument key - * - * Get the type of a message argument. - * - * Return value: the type of @key - * - */ -GType -gedit_message_get_key_type (GeditMessage *message, - const gchar *key) -{ - g_return_val_if_fail (GEDIT_IS_MESSAGE (message), G_TYPE_INVALID); - g_return_val_if_fail (message->priv->type != NULL, G_TYPE_INVALID); - - return gedit_message_type_lookup (message->priv->type, key); -} - -/** - * gedit_message_has_key: - * @message: the #GeditMessage - * @key: the argument key - * - * Check whether the message has a specific key. - * - * Return value: %TRUE if @message has argument @key - * - */ -gboolean -gedit_message_has_key (GeditMessage *message, - const gchar *key) -{ - g_return_val_if_fail (GEDIT_IS_MESSAGE (message), FALSE); - - return value_lookup (message, key, FALSE) != NULL; -} - -typedef struct -{ - GeditMessage *message; - gboolean valid; -} ValidateInfo; - -static void -validate_key (const gchar *key, - GType type, - gboolean required, - ValidateInfo *info) -{ - GValue *value; - - if (!info->valid || !required) - return; - - value = value_lookup (info->message, key, FALSE); - - if (!value) - info->valid = FALSE; -} - -/** - * gedit_message_validate: - * @message: the #GeditMessage - * - * Validates the message arguments according to the message type. - * - * Return value: %TRUE if the message is valid - * - */ -gboolean -gedit_message_validate (GeditMessage *message) -{ - ValidateInfo info = {message, TRUE}; - - g_return_val_if_fail (GEDIT_IS_MESSAGE (message), FALSE); - g_return_val_if_fail (message->priv->type != NULL, FALSE); - - if (!message->priv->valid) - { - gedit_message_type_foreach (message->priv->type, - (GeditMessageTypeForeach)validate_key, - &info); - - message->priv->valid = info.valid; - } - - return message->priv->valid; -} - -// ex:ts=8:noet: |