gsignal.h File Reference

API published in:
API deprecated in:

#include <_ansi.h>
#include <gobject/gclosure.h>
#include <gobject/gvalue.h>
#include <gobject/gparam.h>
#include <gobject/gmarshal.h>

Go to the source code of this file.


Data Structures
struct	_GSignalInvocationHint
struct	_GSignalQuery
Defines
#define	G_SIGNAL_FLAGS_MASK 0x7f
#define	G_SIGNAL_MATCH_MASK 0x3f
#define	G_SIGNAL_TYPE_STATIC_SCOPE (G_TYPE_FLAG_RESERVED_ID_BIT)
#define	g_signal_connect(instance, detailed_signal, c_handler, data) g_signal_connect_data ((instance), (detailed_signal), (c_handler), (data), NULL, (GConnectFlags) 0)
#define	g_signal_connect_after(instance, detailed_signal, c_handler, data) g_signal_connect_data ((instance), (detailed_signal), (c_handler), (data), NULL, G_CONNECT_AFTER)
#define	g_signal_connect_swapped(instance, detailed_signal, c_handler, data) g_signal_connect_data ((instance), (detailed_signal), (c_handler), (data), NULL, G_CONNECT_SWAPPED)
#define	g_signal_handlers_disconnect_by_func(instance, func, data)
#define	g_signal_handlers_block_by_func(instance, func, data)
#define	g_signal_handlers_unblock_by_func(instance, func, data)
Typedefs
typedef typedefG_BEGIN_DECLS struct _GSignalQuery	GSignalQuery
typedef _GSignalInvocationHint	GSignalInvocationHint
typedef GClosureMarshal	GSignalCMarshaller
typedef gboolean(*	GSignalEmissionHook )(GSignalInvocationHint ihint, guint n_param_values, const GValue param_values, gpointer data)
typedef gboolean(*	GSignalAccumulator )(GSignalInvocationHint ihint, GValue return_accu, const GValue *handler_return, gpointer data)
Enumerations
enum	GSignalFlags { G_SIGNAL_RUN_FIRST = 1 << 0, G_SIGNAL_RUN_LAST = 1 << 1, G_SIGNAL_RUN_CLEANUP = 1 << 2, G_SIGNAL_NO_RECURSE = 1 << 3, G_SIGNAL_DETAILED = 1 << 4, G_SIGNAL_ACTION = 1 << 5, G_SIGNAL_NO_HOOKS = 1 << 6 }
enum	GConnectFlags { G_CONNECT_AFTER = 1 << 0, G_CONNECT_SWAPPED = 1 << 1 }
enum	GSignalMatchType { G_SIGNAL_MATCH_ID = 1 << 0, G_SIGNAL_MATCH_DETAIL = 1 << 1, G_SIGNAL_MATCH_CLOSURE = 1 << 2, G_SIGNAL_MATCH_FUNC = 1 << 3, G_SIGNAL_MATCH_DATA = 1 << 4, G_SIGNAL_MATCH_UNBLOCKED = 1 << 5 }
Functions
IMPORT_C guint	g_signal_newv (const gchar signal_name, GType itype, GSignalFlags signal_flags, GClosure class_closure, GSignalAccumulator accumulator, gpointer accu_data, GSignalCMarshaller c_marshaller, GType return_type, guint n_params, GType *param_types)
IMPORT_C guint	g_signal_new_valist (const gchar signal_name, GType itype, GSignalFlags signal_flags, GClosure class_closure, GSignalAccumulator accumulator, gpointer accu_data, GSignalCMarshaller c_marshaller, GType return_type, guint n_params, va_list args)
IMPORT_C guint	g_signal_new (const gchar *signal_name, GType itype, GSignalFlags signal_flags, guint class_offset, GSignalAccumulator accumulator, gpointer accu_data, GSignalCMarshaller c_marshaller, GType return_type, guint n_params,...)
IMPORT_C void	g_signal_emitv (const GValue instance_and_params, guint signal_id, GQuark detail, GValue return_value)
IMPORT_C void	g_signal_emit_valist (gpointer instance, guint signal_id, GQuark detail, va_list var_args)
IMPORT_C void	g_signal_emit (gpointer instance, guint signal_id, GQuark detail,...)
IMPORT_C void	g_signal_emit_by_name (gpointer instance, const gchar *detailed_signal,...)
IMPORT_C guint	g_signal_lookup (const gchar *name, GType itype)
IMPORT_C G_CONST_RETURN gchar *	g_signal_name (guint signal_id)
IMPORT_C void	g_signal_query (guint signal_id, GSignalQuery *query)
IMPORT_C guint *	g_signal_list_ids (GType itype, guint *n_ids)
IMPORT_C gboolean	g_signal_parse_name (const gchar detailed_signal, GType itype, guint signal_id_p, GQuark *detail_p, gboolean force_detail_quark)
IMPORT_C GSignalInvocationHint *	g_signal_get_invocation_hint (gpointer instance)
IMPORT_C void	g_signal_stop_emission (gpointer instance, guint signal_id, GQuark detail)
IMPORT_C void	g_signal_stop_emission_by_name (gpointer instance, const gchar *detailed_signal)
IMPORT_C gulong	g_signal_add_emission_hook (guint signal_id, GQuark detail, GSignalEmissionHook hook_func, gpointer hook_data, GDestroyNotify data_destroy)
IMPORT_C void	g_signal_remove_emission_hook (guint signal_id, gulong hook_id)
IMPORT_C gboolean	g_signal_has_handler_pending (gpointer instance, guint signal_id, GQuark detail, gboolean may_be_blocked)
IMPORT_C gulong	g_signal_connect_closure_by_id (gpointer instance, guint signal_id, GQuark detail, GClosure *closure, gboolean after)
IMPORT_C gulong	g_signal_connect_closure (gpointer instance, const gchar detailed_signal, GClosure closure, gboolean after)
IMPORT_C gulong	g_signal_connect_data (gpointer instance, const gchar *detailed_signal, GCallback c_handler, gpointer data, GClosureNotify destroy_data, GConnectFlags connect_flags)
IMPORT_C void	g_signal_handler_block (gpointer instance, gulong handler_id)
IMPORT_C void	g_signal_handler_unblock (gpointer instance, gulong handler_id)
IMPORT_C void	g_signal_handler_disconnect (gpointer instance, gulong handler_id)
IMPORT_C gboolean	g_signal_handler_is_connected (gpointer instance, gulong handler_id)
IMPORT_C gulong	g_signal_handler_find (gpointer instance, GSignalMatchType mask, guint signal_id, GQuark detail, GClosure *closure, gpointer func, gpointer data)
IMPORT_C guint	g_signal_handlers_block_matched (gpointer instance, GSignalMatchType mask, guint signal_id, GQuark detail, GClosure *closure, gpointer func, gpointer data)
IMPORT_C guint	g_signal_handlers_unblock_matched (gpointer instance, GSignalMatchType mask, guint signal_id, GQuark detail, GClosure *closure, gpointer func, gpointer data)
IMPORT_C guint	g_signal_handlers_disconnect_matched (gpointer instance, GSignalMatchType mask, guint signal_id, GQuark detail, GClosure *closure, gpointer func, gpointer data)
IMPORT_C void	g_signal_override_class_closure (guint signal_id, GType instance_type, GClosure *class_closure)
IMPORT_C void	g_signal_chain_from_overridden (const GValue instance_and_params, GValue return_value)
IMPORT_C gboolean	g_signal_accumulator_true_handled (GSignalInvocationHint ihint, GValue return_accu, const GValue *handler_return, gpointer dummy)
IMPORT_C void	g_signal_handlers_destroy (gpointer instance)
void	_g_signals_destroy (GType itype)

Define Documentation

#define g_signal_connect	(	instance,
		detailed_signal,
		c_handler,
		data	)	g_signal_connect_data ((instance), (detailed_signal), (c_handler), (data), NULL, (GConnectFlags) 0)

#define g_signal_connect_after	(	instance,
		detailed_signal,
		c_handler,
		data	)	g_signal_connect_data ((instance), (detailed_signal), (c_handler), (data), NULL, G_CONNECT_AFTER)

#define g_signal_connect_swapped	(	instance,
		detailed_signal,
		c_handler,
		data	)	g_signal_connect_data ((instance), (detailed_signal), (c_handler), (data), NULL, G_CONNECT_SWAPPED)

#define G_SIGNAL_FLAGS_MASK 0x7f

#define g_signal_handlers_block_by_func	(	instance,
		func,
		data	)

Value:

g_signal_handlers_block_matched      ((instance),                                                               \
                                          (GSignalMatchType) (G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA),       \
                                          0, 0, NULL, (func), (data))

#define g_signal_handlers_disconnect_by_func	(	instance,
		func,
		data	)

Value:

g_signal_handlers_disconnect_matched ((instance),                                                               \
                                          (GSignalMatchType) (G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA),       \
                                          0, 0, NULL, (func), (data))

#define g_signal_handlers_unblock_by_func	(	instance,
		func,
		data	)

Value:

g_signal_handlers_unblock_matched    ((instance),                                                               \
                                          (GSignalMatchType) (G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA),       \
                                          0, 0, NULL, (func), (data))

#define G_SIGNAL_MATCH_MASK 0x3f

#define G_SIGNAL_TYPE_STATIC_SCOPE (G_TYPE_FLAG_RESERVED_ID_BIT)

Typedef Documentation

typedef gboolean(* GSignalAccumulator)(GSignalInvocationHint *ihint, GValue *return_accu, const GValue *handler_return, gpointer data)

typedef GClosureMarshal GSignalCMarshaller

typedef gboolean(* GSignalEmissionHook)(GSignalInvocationHint *ihint, guint n_param_values, const GValue *param_values, gpointer data)

typedef struct _GSignalInvocationHint GSignalInvocationHint

typedef typedefG_BEGIN_DECLS struct _GSignalQuery GSignalQuery

Enumeration Type Documentation

enum GConnectFlags

Enumerator:

G_CONNECT_AFTER
G_CONNECT_SWAPPED

enum GSignalFlags

Enumerator:

G_SIGNAL_RUN_FIRST
G_SIGNAL_RUN_LAST
G_SIGNAL_RUN_CLEANUP
G_SIGNAL_NO_RECURSE
G_SIGNAL_DETAILED
G_SIGNAL_ACTION
G_SIGNAL_NO_HOOKS

enum GSignalMatchType

Enumerator:

G_SIGNAL_MATCH_ID
G_SIGNAL_MATCH_DETAIL
G_SIGNAL_MATCH_CLOSURE
G_SIGNAL_MATCH_FUNC
G_SIGNAL_MATCH_DATA
G_SIGNAL_MATCH_UNBLOCKED

Function Documentation

void _g_signals_destroy

IMPORT_C gboolean g_signal_accumulator_true_handled	(	GSignalInvocationHint *	ihint,
		GValue *	return_accu,
		const GValue *	handler_return,
		gpointer	dummy
	)

IMPORT_C gulong g_signal_add_emission_hook	(	guint	signal_id,
		GQuark	detail,
		GSignalEmissionHook	hook_func,
		gpointer	hook_data,
		GDestroyNotify	data_destroy
	)

IMPORT_C void g_signal_chain_from_overridden	(	const GValue *	instance_and_params,
		GValue *	return_value
	)

IMPORT_C gulong g_signal_connect_closure	(	gpointer	instance,
		const gchar *	detailed_signal,
		GClosure *	closure,
		gboolean	after
	)

IMPORT_C gulong g_signal_connect_closure_by_id	(	gpointer	instance,
		guint	signal_id,
		GQuark	detail,
		GClosure *	closure,
		gboolean	after
	)

IMPORT_C gulong g_signal_connect_data	(	gpointer	instance,
		const gchar *	detailed_signal,
		GCallback	c_handler,
		gpointer	data,
		GClosureNotify	destroy_data,
		GConnectFlags	connect_flags
	)

IMPORT_C void g_signal_emit	(	gpointer	instance,
		guint	signal_id,
		GQuark	detail,
			...
	)

IMPORT_C void g_signal_emit_by_name	(	gpointer	instance,
		const gchar *	detailed_signal,
			...
	)

IMPORT_C void g_signal_emit_valist	(	gpointer	instance,
		guint	signal_id,
		GQuark	detail,
		va_list	var_args
	)

IMPORT_C void g_signal_emitv	(	const GValue *	instance_and_params,
		guint	signal_id,
		GQuark	detail,
		GValue *	return_value
	)

IMPORT_C GSignalInvocationHint* g_signal_get_invocation_hint

IMPORT_C void g_signal_handler_block	(	gpointer	instance,
		gulong	handler_id
	)

IMPORT_C void g_signal_handler_disconnect	(	gpointer	instance,
		gulong	handler_id
	)

IMPORT_C gulong g_signal_handler_find	(	gpointer	instance,
		GSignalMatchType	mask,
		guint	signal_id,
		GQuark	detail,
		GClosure *	closure,
		gpointer	func,
		gpointer	data
	)

IMPORT_C gboolean g_signal_handler_is_connected	(	gpointer	instance,
		gulong	handler_id
	)

IMPORT_C void g_signal_handler_unblock	(	gpointer	instance,
		gulong	handler_id
	)

IMPORT_C guint g_signal_handlers_block_matched	(	gpointer	instance,
		GSignalMatchType	mask,
		guint	signal_id,
		GQuark	detail,
		GClosure *	closure,
		gpointer	func,
		gpointer	data
	)

IMPORT_C void g_signal_handlers_destroy

IMPORT_C guint g_signal_handlers_disconnect_matched	(	gpointer	instance,
		GSignalMatchType	mask,
		guint	signal_id,
		GQuark	detail,
		GClosure *	closure,
		gpointer	func,
		gpointer	data
	)

IMPORT_C guint g_signal_handlers_unblock_matched	(	gpointer	instance,
		GSignalMatchType	mask,
		guint	signal_id,
		GQuark	detail,
		GClosure *	closure,
		gpointer	func,
		gpointer	data
	)

IMPORT_C gboolean g_signal_has_handler_pending	(	gpointer	instance,
		guint	signal_id,
		GQuark	detail,
		gboolean	may_be_blocked
	)

IMPORT_C guint* g_signal_list_ids	(	GType	itype,
		guint *	n_ids
	)

IMPORT_C guint g_signal_lookup	(	const gchar *	name,
		GType	itype
	)

IMPORT_C G_CONST_RETURN gchar* g_signal_name

IMPORT_C guint g_signal_new	(	const gchar *	signal_name,
		GType	itype,
		GSignalFlags	signal_flags,
		guint	class_offset,
		GSignalAccumulator	accumulator,
		gpointer	accu_data,
		GSignalCMarshaller	c_marshaller,
		GType	return_type,
		guint	n_params,
			...
	)

IMPORT_C guint g_signal_new_valist	(	const gchar *	signal_name,
		GType	itype,
		GSignalFlags	signal_flags,
		GClosure *	class_closure,
		GSignalAccumulator	accumulator,
		gpointer	accu_data,
		GSignalCMarshaller	c_marshaller,
		GType	return_type,
		guint	n_params,
		va_list	args
	)

IMPORT_C guint g_signal_newv	(	const gchar *	signal_name,
		GType	itype,
		GSignalFlags	signal_flags,
		GClosure *	class_closure,
		GSignalAccumulator	accumulator,
		gpointer	accu_data,
		GSignalCMarshaller	c_marshaller,
		GType	return_type,
		guint	n_params,
		GType *	param_types
	)

IMPORT_C void g_signal_override_class_closure	(	guint	signal_id,
		GType	instance_type,
		GClosure *	class_closure
	)

IMPORT_C gboolean g_signal_parse_name	(	const gchar *	detailed_signal,
		GType	itype,
		guint *	signal_id_p,
		GQuark *	detail_p,
		gboolean	force_detail_quark
	)

IMPORT_C void g_signal_query	(	guint	signal_id,
		GSignalQuery *	query
	)

IMPORT_C void g_signal_remove_emission_hook	(	guint	signal_id,
		gulong	hook_id
	)

IMPORT_C void g_signal_stop_emission	(	gpointer	instance,
		guint	signal_id,
		GQuark	detail
	)

IMPORT_C void g_signal_stop_emission_by_name	(	gpointer	instance,
		const gchar *	detailed_signal
	)

gsignal.h File Reference

Data Structures

Defines

Typedefs

Enumerations

Functions

Define Documentation

Typedef Documentation

Enumeration Type Documentation

Function Documentation