forked from AuroraMiddleware/gtk
144 lines
5.3 KiB
C
144 lines
5.3 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __GTK_SIGNAL_H__
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#define __GTK_SIGNAL_H__
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#include <gdk/gdk.h>
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#include <gtk/gtkenums.h>
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#include <gtk/gtkobject.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#ifdef offsetof
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#define GTK_SIGNAL_OFFSET(t, f) ((int) offsetof (t, f))
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#else /* offsetof */
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#define GTK_SIGNAL_OFFSET(t, f) ((int) ((char*) &((t*) 0)->f))
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#endif /* offsetof */
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typedef void (*GtkSignalMarshal) (GtkObject *object,
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gpointer data,
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gint nparams,
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GtkArg *args,
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GtkType *arg_types,
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GtkType return_type);
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typedef void (*GtkSignalDestroy) (gpointer data);
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typedef struct _GtkSignalQuery GtkSignalQuery;
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struct _GtkSignalQuery
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{
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gint object_type;
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const gchar *signal_name;
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gboolean is_user_signal;
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GtkSignalRunType run_type;
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GtkType return_val;
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guint nparams;
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const GtkType *params;
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};
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gint gtk_signal_new (const gchar *name,
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GtkSignalRunType run_type,
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gint object_type,
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gint function_offset,
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GtkSignalMarshaller marshaller,
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GtkType return_val,
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gint nparams,
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...);
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gint gtk_signal_newv (const gchar *name,
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GtkSignalRunType run_type,
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gint object_type,
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gint function_offset,
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GtkSignalMarshaller marshaller,
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GtkType return_val,
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gint nparams,
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GtkType *params);
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gint gtk_signal_lookup (const gchar *name,
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gint object_type);
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gchar* gtk_signal_name (gint signal_num);
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void gtk_signal_emit (GtkObject *object,
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gint signal_type,
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...);
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void gtk_signal_emit_by_name (GtkObject *object,
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const gchar *name,
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...);
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void gtk_signal_emit_stop (GtkObject *object,
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gint signal_type);
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void gtk_signal_emit_stop_by_name (GtkObject *object,
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const gchar *name);
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gint gtk_signal_connect (GtkObject *object,
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const gchar *name,
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GtkSignalFunc func,
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gpointer func_data);
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gint gtk_signal_connect_after (GtkObject *object,
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const gchar *name,
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GtkSignalFunc func,
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gpointer func_data);
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gint gtk_signal_connect_object (GtkObject *object,
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const gchar *name,
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GtkSignalFunc func,
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GtkObject *slot_object);
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gint gtk_signal_connect_object_after (GtkObject *object,
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const gchar *name,
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GtkSignalFunc func,
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GtkObject *slot_object);
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gint gtk_signal_connect_interp (GtkObject *object,
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gchar *name,
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GtkCallbackMarshal func,
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gpointer data,
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GtkDestroyNotify destroy_func,
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gint after);
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void gtk_signal_disconnect (GtkObject *object,
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gint anid);
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void gtk_signal_disconnect_by_data (GtkObject *object,
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gpointer data);
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void gtk_signal_handler_block (GtkObject *object,
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gint anid);
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void gtk_signal_handler_block_by_data (GtkObject *object,
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gpointer data);
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void gtk_signal_handler_unblock (GtkObject *object,
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gint anid);
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void gtk_signal_handler_unblock_by_data (GtkObject *object,
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gpointer data);
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void gtk_signal_handlers_destroy (GtkObject *object);
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void gtk_signal_default_marshaller (GtkObject *object,
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GtkSignalFunc func,
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gpointer func_data,
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GtkArg *args);
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void gtk_signal_set_funcs (GtkSignalMarshal marshal_func,
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GtkSignalDestroy destroy_func);
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/* Report internal information about a signal. The caller has the response
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* to invoke a supsequent g_free (returned_data); but must leave the
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* contents of GtkSignalQuery untouched.
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*/
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GtkSignalQuery* gtk_signal_query (gint signal_num);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTK_SIGNAL_H__ */
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