/* --- GParamSpec initialization --- */
-/**
- * g_param_spec_char:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecChar instance specifying a %G_TYPE_CHAR property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_char (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (cspec);
}
-/**
- * g_param_spec_uchar:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecUChar instance specifying a %G_TYPE_UCHAR property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_uchar (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (uspec);
}
-/**
- * g_param_spec_boolean:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecBoolean instance specifying a %G_TYPE_BOOLEAN
- * property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_boolean (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (bspec);
}
-/**
- * g_param_spec_int:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecInt instance specifying a %G_TYPE_INT property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_int (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (ispec);
}
-/**
- * g_param_spec_uint:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecUInt instance specifying a %G_TYPE_UINT property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_uint (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (uspec);
}
-/**
- * g_param_spec_long:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecLong instance specifying a %G_TYPE_LONG property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_long (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (lspec);
}
-/**
- * g_param_spec_ulong:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecULong instance specifying a %G_TYPE_ULONG property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_ulong (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (uspec);
}
-/**
- * g_param_spec_int64:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecInt64 instance specifying a %G_TYPE_INT64 property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_int64 (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (lspec);
}
-/**
- * g_param_spec_uint64:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecUInt64 instance specifying a %G_TYPE_UINT64
- * property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_uint64 (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (uspec);
}
-/**
- * g_param_spec_unichar:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecUnichar instance specifying a %G_TYPE_UINT
- * property. #GValue structures for this property can be accessed with
- * g_value_set_uint() and g_value_get_uint().
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_unichar (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (fspec);
}
-/**
- * g_param_spec_float:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecFloat instance specifying a %G_TYPE_FLOAT property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_float (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (fspec);
}
-/**
- * g_param_spec_double:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @minimum: minimum value for the property specified
- * @maximum: maximum value for the property specified
- * @default_value: default value for the property specified
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecDouble instance specifying a %G_TYPE_DOUBLE
- * property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_double (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (pspec);
}
-/**
- * g_param_spec_boxed:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @boxed_type: %G_TYPE_BOXED derived type of this property
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecBoxed instance specifying a %G_TYPE_BOXED
- * derived property.
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_boxed (const gchar *name,
const gchar *nick,
return G_PARAM_SPEC (pspec);
}
-/**
- * g_param_spec_value_array:
- * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
- * @element_spec: a #GParamSpec describing the elements contained in
- * arrays of this property, may be %NULL
- * @flags: flags for the property specified
- *
- * Creates a new #GParamSpecValueArray instance specifying a
- * %G_TYPE_VALUE_ARRAY property. %G_TYPE_VALUE_ARRAY is a %G_TYPE_BOXED
- * type, as such, #GValue structures for this property can be accessed
- * with g_value_set_boxed() and g_value_get_boxed().
- *
- * See g_param_spec_internal() for details on property names.
- *
- * Return value: a newly created parameter specification
- **/
GParamSpec*
g_param_spec_value_array (const gchar *name,
const gchar *nick,
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_stop_emission:
- * @instance: the object whose signal handlers you wish to stop.
- * @signal_id: the signal identifier, as returned by g_signal_lookup().
- * @detail: the detail which the signal was emitted with.
- *
- * Stops a signal's current emission.
- *
- * This will prevent the default method from running, if the signal was
- * %G_SIGNAL_RUN_LAST and you connected normally (i.e. without the "after"
- * flag).
- *
- * Prints a warning if used on a signal which isn't being emitted.
- **/
void
g_signal_stop_emission (gpointer instance,
guint signal_id,
}
}
-/**
- * g_signal_add_emission_hook:
- * @signal_id: the signal identifier, as returned by g_signal_lookup().
- * @detail: the detail on which to call the hook.
- * @hook_func: a #GSignalEmissionHook function.
- * @hook_data: user data for @hook_func.
- * @data_destroy: a #GDestroyNotify for @hook_data.
- *
- * Adds an emission hook for a signal, which will get called for any emission
- * of that signal, independent of the instance.
- *
- * Return value: the hook id, for later use with
- * g_signal_remove_emission_hook().
- **/
gulong
g_signal_add_emission_hook (guint signal_id,
GQuark detail,
return hook->hook_id;
}
-/**
- * g_signal_remove_emission_hook:
- * @signal_id: the id of the signal
- * @hook_id: the id of the emission hook, as returned by
- * g_signal_add_emission_hook()
- *
- * Deletes an emission hook.
- **/
void
g_signal_remove_emission_hook (guint signal_id,
gulong hook_id)
return signal_id;
}
-/**
- * g_signal_parse_name:
- * @detailed_signal: a string of the form "signal-name::detail".
- * @itype: The interface/instance type that introduced "signal-name".
- * @signal_id_p: Location to store the signal id.
- * @detail_p: Location to store the detail quark.
- * @force_detail_quark: %TRUE forces creation of a #GQuark for the detail.
- *
- * Internal function to parse a signal name into its @signal_id
- * and @detail quark.
- *
- * Return value: Whether the signal name could successfully be parsed and
- * @signal_id_p and @detail_p contain valid return values.
- **/
gboolean
g_signal_parse_name (const gchar *detailed_signal,
GType itype,
return TRUE;
}
-/**
- * g_signal_stop_emission_by_name:
- * @instance: the object whose signal handlers you wish to stop.
- * @detailed_signal: a string of the form "signal-name::detail".
- *
- * Stops a signal's current emission.
- *
- * This is just like g_signal_stop_emission() except it will look up the
- * signal id for you.
- **/
void
g_signal_stop_emission_by_name (gpointer instance,
const gchar *detailed_signal)
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_lookup:
- * @name: the signal's name.
- * @itype: the type that the signal operates on.
- *
- * Given the name of the signal and the type of object it connects to, gets
- * the signal's identifying integer. Emitting the signal by number is
- * somewhat faster than using the name each time.
- *
- * Also tries the ancestors of the given type.
- *
- * See g_signal_new() for details on allowed signal names.
- *
- * Return value: the signal's identifying number, or 0 if no signal was found.
- **/
guint
g_signal_lookup (const gchar *name,
GType itype)
return signal_id;
}
-/**
- * g_signal_list_ids:
- * @itype: Instance or interface type.
- * @n_ids: Location to store the number of signal ids for @itype.
- *
- * Lists the signals by id that a certain instance or interface type
- * created. Further information about the signals can be acquired through
- * g_signal_query().
- *
- * Return value: Newly allocated array of signal IDs.
- **/
guint*
g_signal_list_ids (GType itype,
guint *n_ids)
return (guint*) g_array_free (result, FALSE);
}
-/**
- * g_signal_name:
- * @signal_id: the signal's identifying number.
- *
- * Given the signal's identifier, finds its name.
- *
- * Two different signals may have the same name, if they have differing types.
- *
- * Return value: the signal name, or %NULL if the signal number was invalid.
- **/
G_CONST_RETURN gchar*
g_signal_name (guint signal_id)
{
return name;
}
-/**
- * g_signal_query:
- * @signal_id: The signal id of the signal to query information for.
- * @query: A user provided structure that is filled in with constant
- * values upon success.
- *
- * Queries the signal system for in-depth information about a
- * specific signal. This function will fill in a user-provided
- * structure to hold signal-specific information. If an invalid
- * signal id is passed in, the @signal_id member of the #GSignalQuery
- * is 0. All members filled into the #GSignalQuery structure should
- * be considered constant and have to be left untouched.
- **/
void
g_signal_query (guint signal_id,
GSignalQuery *query)
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_new:
- * @signal_name: the name for the signal
- * @itype: the type this signal pertains to. It will also pertain to
- * types which are derived from this type.
- * @signal_flags: a combination of #GSignalFlags specifying detail of when
- * the default handler is to be invoked. You should at least specify
- * %G_SIGNAL_RUN_FIRST or %G_SIGNAL_RUN_LAST.
- * @class_offset: The offset of the function pointer in the class structure
- * for this type. Used to invoke a class method generically.
- * @accumulator: the accumulator for this signal; may be %NULL.
- * @accu_data: user data for the @accumulator.
- * @c_marshaller: the function to translate arrays of parameter values to
- * signal emissions into C language callback invocations.
- * @return_type: the type of return value, or #G_TYPE_NONE for a signal
- * without a return value.
- * @n_params: the number of parameter types to follow.
- * @Varargs: a list of types, one for each parameter.
- *
- * Creates a new signal. (This is usually done in the class initializer.)
- *
- * A signal name consists of segments consisting of ASCII letters and
- * digits, separated by either the '-' or '_' character. The first
- * character of a signal name must be a letter. Names which violate these
- * rules lead to undefined behaviour of the GSignal system.
- *
- * When registering a signal and looking up a signal, either separator can
- * be used, but they cannot be mixed.
- *
- * Return value: the signal id
- **/
guint
g_signal_new (const gchar *signal_name,
GType itype,
g_closure_set_marshal (closure, node->c_marshaller);
}
-/**
- * g_signal_newv:
- * @signal_name: the name for the signal
- * @itype: the type this signal pertains to. It will also pertain to
- * types which are derived from this type.
- * @signal_flags: a combination of #GSignalFlags specifying detail of when
- * the default handler is to be invoked. You should at least specify
- * %G_SIGNAL_RUN_FIRST or %G_SIGNAL_RUN_LAST.
- * @class_closure: The closure to invoke on signal emission.
- * @accumulator: the accumulator for this signal; may be %NULL.
- * @accu_data: user data for the @accumulator.
- * @c_marshaller: the function to translate arrays of parameter values to
- * signal emissions into C language callback invocations.
- * @return_type: the type of return value, or #G_TYPE_NONE for a signal
- * without a return value.
- * @n_params: the length of @param_types.
- * @param_types: an array types, one for each parameter.
- *
- * Creates a new signal. (This is usually done in the class initializer.)
- *
- * See g_signal_new() for details on allowed signal names.
- *
- * Return value: the signal id
- **/
guint
g_signal_newv (const gchar *signal_name,
GType itype,
return signal_id;
}
-/**
- * g_signal_new_valist:
- * @signal_name: the name for the signal
- * @itype: the type this signal pertains to. It will also pertain to
- * types which are derived from this type.
- * @signal_flags: a combination of #GSignalFlags specifying detail of when
- * the default handler is to be invoked. You should at least specify
- * %G_SIGNAL_RUN_FIRST or %G_SIGNAL_RUN_LAST.
- * @class_closure: The closure to invoke on signal emission.
- * @accumulator: the accumulator for this signal; may be %NULL.
- * @accu_data: user data for the @accumulator.
- * @c_marshaller: the function to translate arrays of parameter values to
- * signal emissions into C language callback invocations.
- * @return_type: the type of return value, or #G_TYPE_NONE for a signal
- * without a return value.
- * @n_params: the number of parameter types in @args.
- * @args: va_list of #GType, one for each parameter.
- *
- * Creates a new signal. (This is usually done in the class initializer.)
- *
- * See g_signal_new() for details on allowed signal names.
- *
- * Return value: the signal id
- **/
guint
g_signal_new_valist (const gchar *signal_name,
GType itype,
SIGNAL_LOCK ();
}
-/**
- * g_signal_override_class_closure:
- * @signal_id: the signal id
- * @instance_type: the instance type on which to override the class closure
- * for the signal.
- * @class_closure: the closure.
- *
- * Overrides the class closure (i.e. the default handler) for the given signal
- * for emissions on instances of @instance_type. @instance_type must be derived
- * from the type to which the signal belongs.
- **/
void
g_signal_override_class_closure (guint signal_id,
GType instance_type,
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_chain_from_overridden:
- * @instance_and_params: the argument list of the signal emission. The first
- * element in the array is a #GValue for the instance the signal is
- * being emitted on. The rest are any arguments to be passed to the
- * signal.
- * @return_value: Location for the return value.
- *
- * Calls the original class closure of a signal. This function should only
- * be called from an overridden class closure; see
- * g_signal_override_class_closure().
- **/
void
g_signal_chain_from_overridden (const GValue *instance_and_params,
GValue *return_value)
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_get_invocation_hint:
- * @instance: the instance to query
- *
- * Returns the invocation hint of the innermost signal emission of instance.
- *
- * Return value: the invocation hint of the innermost signal emission.
- **/
GSignalInvocationHint*
g_signal_get_invocation_hint (gpointer instance)
{
return emission ? &emission->ihint : NULL;
}
-/**
- * g_signal_connect_closure_by_id:
- * @instance: the instance to connect to.
- * @signal_id: the id of the signal.
- * @detail: the detail.
- * @closure: the closure to connect.
- * @after: whether the handler should be called before or after the
- * default handler of the signal.
- *
- * Connects a closure to a signal for a particular object.
- *
- * Return value: the handler id
- **/
gulong
g_signal_connect_closure_by_id (gpointer instance,
guint signal_id,
return handler_seq_no;
}
-/**
- * g_signal_connect_closure:
- * @instance: the instance to connect to.
- * @detailed_signal: a string of the form "signal-name::detail".
- * @closure: the closure to connect.
- * @after: whether the handler should be called before or after the
- * default handler of the signal.
- *
- * Connects a closure to a signal for a particular object.
- *
- * Return value: the handler id
- **/
gulong
g_signal_connect_closure (gpointer instance,
const gchar *detailed_signal,
return handler_seq_no;
}
-/**
- * g_signal_connect_data:
- * @instance: the instance to connect to.
- * @detailed_signal: a string of the form "signal-name::detail".
- * @c_handler: the #GCallback to connect.
- * @data: data to pass to @c_handler calls.
- * @destroy_data: a #GDestroyNotify for @data.
- * @connect_flags: a combination of #GConnectFlags.
- *
- * Connects a #GCallback function to a signal for a particular object.
- *
- * Return value: the handler id
- **/
gulong
g_signal_connect_data (gpointer instance,
const gchar *detailed_signal,
return handler_seq_no;
}
-/**
- * g_signal_handler_block:
- * @instance: The instance to block the signal handler of.
- * @handler_id: Handler id of the handler to be blocked.
- *
- * Blocks a handler of an instance so it will not be called during
- * any signal emissions unless it is unblocked again. Thus "blocking"
- * a signal handler means to temporarily deactive it, a signal handler
- * has to be unblocked exactly the same amount of times it has been
- * blocked before to become active again.
- *
- * The @handler_id has to be a valid signal handler id, connected to a
- * signal of @instance.
- **/
void
g_signal_handler_block (gpointer instance,
gulong handler_id)
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_handler_unblock:
- * @instance: The instance to unblock the signal handler of.
- * @handler_id: Handler id of the handler to be unblocked.
- *
- * Undoes the effect of a previous g_signal_handler_block() call.
- * A blocked handler is skipped during signal emissions and will not be
- * invoked, unblocking it (for exactly the amount of times it has been
- * blocked before) reverts its "blocked" state, so the handler will be
- * recognized by the signal system and is called upon future or currently
- * ongoing signal emissions (since the order in which handlers are
- * called during signal emissions is deterministic, whether the
- * unblocked handler in question is called as part of a currently
- * ongoing emission depends on how far that emission has proceeded
- * yet).
- *
- * The @handler_id has to be a valid id of a signal handler that is
- * connected to a signal of @instance and is currently blocked.
- **/
void
g_signal_handler_unblock (gpointer instance,
gulong handler_id)
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_handler_disconnect:
- * @instance: The instance to remove the signal handler from.
- * @handler_id: Handler id of the handler to be disconnected.
- *
- * Disconnects a handler from an instance so it will not be called during
- * any future or currently ongoing emissions of the signal it has been
- * connected to. The @handler_id becomes invalid and may be reused.
- *
- * The @handler_id has to be a valid signal handler id, connected to a
- * signal of @instance.
- **/
void
g_signal_handler_disconnect (gpointer instance,
gulong handler_id)
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_handler_is_connected:
- * @instance: The instance where a signal handler is sought.
- * @handler_id: the handler id.
- *
- * Returns whether @handler_id is the id of a handler connected to @instance.
- *
- * Return value: whether @handler_id identifies a handler connected to
- * @instance.
- **/
gboolean
g_signal_handler_is_connected (gpointer instance,
gulong handler_id)
return connected;
}
-/**
- * g_signal_handlers_destroy:
- * @instance: The instance whose signal handlers are to be destroyed
- *
- * Destroys all the signal handlers connected to an object. This is done
- * automatically when the object is destroyed.
- *
- * This function is labeled private.
- **/
void
g_signal_handlers_destroy (gpointer instance)
{
SIGNAL_UNLOCK ();
}
-/**
- * g_signal_handler_find:
- * @instance: The instance owning the signal handler to be found.
- * @mask: Mask indicating which of @signal_id, @detail, @closure, @func
- * and/or @data the handler has to match.
- * @signal_id: Signal the handler has to be connected to.
- * @detail: Signal detail the handler has to be connected to.
- * @closure: The closure the handler will invoke.
- * @func: The C closure callback of the handler (useless for non-C closures).
- * @data: The closure data of the handler's closure.
- *
- * Finds the first signal handler that matches certain selection criteria.
- * The criteria mask is passed as an OR-ed combination of #GSignalMatchType
- * flags, and the criteria values are passed as arguments.
- * The match @mask has to be non-0 for successful matches.
- * If no handler was found, 0 is returned.
- *
- * Return value: A valid non-0 signal handler id for a successful match.
- **/
gulong
g_signal_handler_find (gpointer instance,
GSignalMatchType mask,
return n_handlers;
}
-/**
- * g_signal_handlers_block_matched:
- * @instance: The instance to block handlers from.
- * @mask: Mask indicating which of @signal_id, @detail, @closure, @func
- * and/or @data the handlers have to match.
- * @signal_id: Signal the handlers have to be connected to.
- * @detail: Signal detail the handlers have to be connected to.
- * @closure: The closure the handlers will invoke.
- * @func: The C closure callback of the handlers (useless for non-C closures).
- * @data: The closure data of the handlers' closures.
- *
- * Blocks all handlers on an instance that match a certain selection criteria.
- * The criteria mask is passed as an OR-ed combination of #GSignalMatchType
- * flags, and the criteria values are passed as arguments.
- * Passing at least one of the %G_SIGNAL_MATCH_CLOSURE, %G_SIGNAL_MATCH_FUNC
- * or %G_SIGNAL_MATCH_DATA match flags is required for successful matches.
- * If no handlers were found, 0 is returned, the number of blocked handlers
- * otherwise.
- *
- * Return value: The amount of handlers that got blocked.
- **/
guint
g_signal_handlers_block_matched (gpointer instance,
GSignalMatchType mask,
return n_handlers;
}
-/**
- * g_signal_handlers_unblock_matched:
- * @instance: The instance to unblock handlers from.
- * @mask: Mask indicating which of @signal_id, @detail, @closure, @func
- * and/or @data the handlers have to match.
- * @signal_id: Signal the handlers have to be connected to.
- * @detail: Signal detail the handlers have to be connected to.
- * @closure: The closure the handlers will invoke.
- * @func: The C closure callback of the handlers (useless for non-C closures).
- * @data: The closure data of the handlers' closures.
- *
- * Unblocks all handlers on an instance that match a certain selection
- * criteria. The criteria mask is passed as an OR-ed combination of
- * #GSignalMatchType flags, and the criteria values are passed as arguments.
- * Passing at least one of the %G_SIGNAL_MATCH_CLOSURE, %G_SIGNAL_MATCH_FUNC
- * or %G_SIGNAL_MATCH_DATA match flags is required for successful matches.
- * If no handlers were found, 0 is returned, the number of unblocked handlers
- * otherwise. The match criteria should not apply to any handlers that are
- * not currently blocked.
- *
- * Return value: The amount of handlers that got unblocked.
- **/
guint
g_signal_handlers_unblock_matched (gpointer instance,
GSignalMatchType mask,
return n_handlers;
}
-/**
- * g_signal_handlers_disconnect_matched:
- * @instance: The instance to remove handlers from.
- * @mask: Mask indicating which of @signal_id, @detail, @closure, @func
- * and/or @data the handlers have to match.
- * @signal_id: Signal the handlers have to be connected to.
- * @detail: Signal detail the handlers have to be connected to.
- * @closure: The closure the handlers will invoke.
- * @func: The C closure callback of the handlers (useless for non-C closures).
- * @data: The closure data of the handlers' closures.
- *
- * Disconnects all handlers on an instance that match a certain selection
- * criteria. The criteria mask is passed as an OR-ed combination of
- * #GSignalMatchType flags, and the criteria values are passed as arguments.
- * Passing at least one of the %G_SIGNAL_MATCH_CLOSURE, %G_SIGNAL_MATCH_FUNC
- * or %G_SIGNAL_MATCH_DATA match flags is required for successful matches.
- * If no handlers were found, 0 is returned, the number of disconnected
- * handlers otherwise.
- *
- * Return value: The amount of handlers that got disconnected.
- **/
guint
g_signal_handlers_disconnect_matched (gpointer instance,
GSignalMatchType mask,
return n_handlers;
}
-/**
- * g_signal_has_handler_pending:
- * @instance: the object whose signal handlers are sought.
- * @signal_id: the signal id.
- * @detail: the detail.
- * @may_be_blocked: whether blocked handlers should count as match.
- *
- * Returns whether there are any handlers connected to @instance for the
- * given signal id and detail.
- *
- * One example of when you might use this is when the arguments to the
- * signal are difficult to compute. A class implementor may opt to not emit
- * the signal if no one is attached anyway, thus saving the cost of building
- * the arguments.
- *
- * Return value: %TRUE if a handler is connected to the signal,
- * %FALSE otherwise.
- **/
gboolean
g_signal_has_handler_pending (gpointer instance,
guint signal_id,
return has_pending;
}
-/**
- * g_signal_emitv:
- * @instance_and_params: argument list for the signal emission. The first
- * element in the array is a #GValue for the instance the signal is
- * being emitted on. The rest are any arguments to be passed to the
- * signal.
- * @signal_id: the signal id
- * @detail: the detail
- * @return_value: Location to store the return value of the signal emission.
- *
- * Emits a signal.
- *
- * Note that g_signal_emitv() doesn't change @return_value if no handlers are
- * connected, in contrast to g_signal_emit() and g_signal_emit_valist().
- **/
void
g_signal_emitv (const GValue *instance_and_params,
guint signal_id,
signal_emit_unlocked_R (node, detail, instance, return_value, instance_and_params);
}
-/**
- * g_signal_emit_valist:
- * @instance: the instance the signal is being emitted on.
- * @signal_id: the signal id
- * @detail: the detail
- * @var_args: a list of parameters to be passed to the signal, followed by a
- * location for the return value. If the return type of the signal
- * is #G_TYPE_NONE, the return value location can be omitted.
- *
- * Emits a signal.
- *
- * Note that g_signal_emit_valist() resets the return value to the default
- * if no handlers are connected, in contrast to g_signal_emitv().
- **/
void
g_signal_emit_valist (gpointer instance,
guint signal_id,
g_free (free_me);
}
-/**
- * g_signal_emit:
- * @instance: the instance the signal is being emitted on.
- * @signal_id: the signal id
- * @detail: the detail
- * @Varargs: parameters to be passed to the signal, followed by a
- * location for the return value. If the return type of the signal
- * is #G_TYPE_NONE, the return value location can be omitted.
- *
- * Emits a signal.
- *
- * Note that g_signal_emit() resets the return value to the default
- * if no handlers are connected, in contrast to g_signal_emitv().
- **/
void
g_signal_emit (gpointer instance,
guint signal_id,
va_end (var_args);
}
-/**
- * g_signal_emit_by_name:
- * @instance: the instance the signal is being emitted on.
- * @detailed_signal: a string of the form "signal-name::detail".
- * @Varargs: parameters to be passed to the signal, followed by a
- * location for the return value. If the return type of the signal
- * is #G_TYPE_NONE, the return value location can be omitted.
- *
- * Emits a signal.
- *
- * Note that g_signal_emit_by_name() resets the return value to the default
- * if no handlers are connected, in contrast to g_signal_emitv().
- **/
void
g_signal_emit_by_name (gpointer instance,
const gchar *detailed_signal,
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