mirror of https://github.com/GNOME/gimp.git
153 lines
5.3 KiB
C
153 lines
5.3 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* gimpmodule.h
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* (C) 1999 Austin Donnelly <austin@gimp.org>
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_MODULE_H__
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#define __GIMP_MODULE_H__
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#include <gmodule.h>
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#include <libgimpmodule/gimpmoduletypes.h>
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#include <libgimpmodule/gimpmoduledb.h>
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G_BEGIN_DECLS
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/* increment the ABI version each time one of the following changes:
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*
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* - the libgimpmodule implementation (if the change affects modules).
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* - one of the classes implemented by modules (currently GimpColorDisplay
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* and GimpColorSelector).
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*/
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#define GIMP_MODULE_ABI_VERSION 0x0002
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typedef enum
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{
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GIMP_MODULE_STATE_ERROR, /* missing gimp_module_register function
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* or other error
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*/
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GIMP_MODULE_STATE_LOADED, /* an instance of a type implemented by
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* this module is allocated
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*/
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GIMP_MODULE_STATE_LOAD_FAILED, /* gimp_module_register returned FALSE
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*/
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GIMP_MODULE_STATE_NOT_LOADED /* there are no instances allocated of
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* types implemented by this module
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*/
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} GimpModuleState;
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struct _GimpModuleInfo
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{
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guint32 abi_version;
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gchar *purpose;
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gchar *author;
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gchar *version;
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gchar *copyright;
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gchar *date;
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};
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typedef const GimpModuleInfo * (* GimpModuleQueryFunc) (GTypeModule *module);
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typedef gboolean (* GimpModuleRegisterFunc) (GTypeModule *module);
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#define GIMP_TYPE_MODULE (gimp_module_get_type ())
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#define GIMP_MODULE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_MODULE, GimpModule))
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#define GIMP_MODULE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_MODULE, GimpModuleClass))
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#define GIMP_IS_MODULE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_MODULE))
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#define GIMP_IS_MODULE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_MODULE))
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#define GIMP_MODULE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_MODULE, GimpModuleClass))
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typedef struct _GimpModuleClass GimpModuleClass;
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struct _GimpModule
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{
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GTypeModule parent_instance;
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/*< public >*/
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gchar *filename; /* path to the module */
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gboolean verbose; /* verbose error reporting */
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GimpModuleState state; /* what's happened to the module */
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gboolean on_disk; /* TRUE if file still exists */
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gboolean load_inhibit; /* user requests not to load at boot time */
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/* stuff from now on may be NULL depending on the state the module is in */
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/*< private >*/
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GModule *module; /* handle on the module */
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/*< public >*/
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GimpModuleInfo *info; /* returned values from module_query */
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gchar *last_module_error;
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/*< private >*/
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GimpModuleQueryFunc query_module;
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GimpModuleRegisterFunc register_module;
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};
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struct _GimpModuleClass
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{
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GTypeModuleClass parent_class;
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void (* modified) (GimpModule *module);
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/* Padding for future expansion */
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void (* _gimp_reserved1) (void);
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void (* _gimp_reserved2) (void);
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void (* _gimp_reserved3) (void);
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void (* _gimp_reserved4) (void);
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};
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GType gimp_module_get_type (void) G_GNUC_CONST;
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GimpModule * gimp_module_new (const gchar *filename,
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gboolean load_inhibit,
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gboolean verbose);
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gboolean gimp_module_query_module (GimpModule *module);
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void gimp_module_modified (GimpModule *module);
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void gimp_module_set_load_inhibit (GimpModule *module,
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gboolean load_inhibit);
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const gchar * gimp_module_state_name (GimpModuleState state);
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/* GimpModuleInfo functions */
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GimpModuleInfo * gimp_module_info_new (guint32 abi_version,
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const gchar *purpose,
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const gchar *author,
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const gchar *version,
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const gchar *copyright,
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const gchar *date);
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GimpModuleInfo * gimp_module_info_copy (const GimpModuleInfo *info);
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void gimp_module_info_free (GimpModuleInfo *info);
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G_END_DECLS
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#endif /* __GIMP_MODULE_INFO_H__ */
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