/*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
* Michel Zucchi <notzed@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifndef E_IMPORT_H
#define E_IMPORT_H
#include <gtk/gtk.h>
/* Standard GObject macros */
#define E_TYPE_IMPORT \
(e_import_get_type ())
#define E_IMPORT(obj) \
(G_TYPE_CHECK_INSTANCE_CAST \
((obj), E_TYPE_IMPORT, EImport))
#define E_IMPORT_CLASS(cls) \
(G_TYPE_CHECK_CLASS_CAST \
((cls), E_TYPE_IMPORT, EImportClass))
#define E_IS_IMPORT(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE \
((obj), E_TYPE_IMPORT))
#define E_IS_IMPORT_CLASS(cls) \
(G_TYPE_CHECK_CLASS_TYPE \
((cls), E_TYPE_IMPORT))
#define E_IMPORT_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS \
((obj), E_TYPE_IMPORT, EImportClass))
G_BEGIN_DECLS
typedef struct _EImport EImport;
typedef struct _EImportClass EImportClass;
typedef struct _EImportImporter EImportImporter;
typedef struct _EImportFactory EImportFactory;
typedef struct _EImportTarget EImportTarget;
typedef void (*EImportCompleteFunc) (EImport *ei,
gpointer data);
typedef void (*EImportStatusFunc) (EImport *ei,
const gchar *what,
gint pc,
gpointer data);
typedef void (*EImportFactoryFunc) (EImport *ei,
gpointer data);
typedef void (*EImportImporterFunc) (EImportImporter *importer,
gpointer data);
typedef gboolean (*EImportSupportedFunc) (EImport *ei,
EImportTarget *,
EImportImporter *im);
typedef GtkWidget * (*EImportWidgetFunc) (EImport *ei,
EImportTarget *,
EImportImporter *im);
typedef void (*EImportImportFunc) (EImport *ei,
EImportTarget *,
EImportImporter *im);
/* The global target types, implementors may add additional ones */
enum _e_import_target_t {
E_IMPORT_TARGET_URI, /* simple file */
E_IMPORT_TARGET_HOME, /* a home-directory thing,
* i.e. old applications */
E_IMPORT_TARGET_LAST = 256
};
/**
* struct _EImportImporter -
*
* @type: target type
* @priority: Priority of importer. Higher values will be processed first.
* @supported: Callback to see if this target is supported by the importer.
* @get_widget: A widget factory for this importer, if it needs any extra
* information in the assistant. It will update the target.
* @import: Run the import.
* @cancel: Cancel the import.
* @get_preview: Callback to create a preview widget for just importing data.
* @user_data: User data for the callbacks;
*
* Base importer description.
**/
struct _EImportImporter {
enum _e_import_target_t type;
gint pri;
EImportSupportedFunc supported;
EImportWidgetFunc get_widget;
EImportImportFunc import;
EImportImportFunc cancel;
EImportWidgetFunc get_preview;
gpointer user_data;
/* ?? */
gchar *name;
gchar *description;
};
/**
* struct _EImportTarget - importation context.
*
* @import: The parent object.
* @type: The type of target, defined by implementing classes.
* @data: This can be used to store run-time information
* about this target. Any allocated data must be set so
* as to free it when the target is freed.
*
* The base target object is used as the parent and placeholder for
* import context for a given importer.
**/
struct _EImportTarget {
EImport *import;
guint32 type;
GData *data;
/* implementation fields follow, depends on target type */
};
typedef struct _EImportTargetURI EImportTargetURI;
typedef struct _EImportTargetHome EImportTargetHome;
struct _EImportTargetURI {
EImportTarget target;
gchar *uri_src;
gchar *uri_dest;
};
struct _EImportTargetHome {
EImportTarget target;
};
/**
* struct _EImport - An importer management object.
*
* @object: Superclass.
* @id: ID of importer.
* @status: Status callback of current running import.
* @done: Completion callback of current running import.
* @done_data: Callback data for both of above.
*
**/
struct _EImport {
GObject object;
gchar *id;
EImportStatusFunc status;
EImportCompleteFunc done;
gpointer done_data;
};
/**
* struct _EImportClass - Importer manager abstract class.
*
* @object_class: Superclass.
* @factories: A list of factories registered on this type of
* importuration manager.
* @set_target: A virtual method used to set the target on the
* importuration manager. This is used by subclasses so they may hook
* into changes on the target to propery drive the manager.
* @target_free: A virtual method used to free the target in an
* implementation-defined way.
*
**/
struct _EImportClass {
GObjectClass object_class;
GList *importers;
void (*target_free) (EImport *import,
EImportTarget *target);
};
GType e_import_get_type (void);
EImport * e_import_new (const gchar *id);
void e_import_class_add_importer (EImportClass *klass,
EImportImporter *importer,
EImportImporterFunc freefunc,
gpointer data);
GSList * e_import_get_importers (EImport *import,
EImportTarget *target);
EImport * e_import_construct (EImport *import,
const gchar *id);
void e_import_import (EImport *import,
EImportTarget *target,
EImportImporter *importer,
EImportStatusFunc status,
EImportCompleteFunc done,
gpointer data);
void e_import_cancel (EImport *import,
EImportTarget *target,
EImportImporter *importer);
GtkWidget * e_import_get_widget (EImport *import,
EImportTarget *target,
EImportImporter *importer);
GtkWidget * e_import_get_preview_widget (EImport *import,
EImportTarget *target,
EImportImporter *im);
void e_import_status (EImport *import,
EImportTarget *target,
const gchar *what,
gint pc);
void e_import_complete (EImport *import,
EImportTarget *target);
gpointer e_import_target_new (EImport *import,
gint type,
gsize size);
void e_import_target_free (EImport *import,
gpointer object);
EImportTargetURI *
e_import_target_new_uri (EImport *import,
const gchar *uri_src,
const gchar *uri_dst);
EImportTargetHome *
e_import_target_new_home (EImport *import);
/* ********************************************************************** */
/* import plugin target, they are closely integrated */
/* To implement a basic import plugin, you just need to subclass
* this and initialise the class target type tables */
#include "e-util/e-plugin.h"
/* Standard GObject macros */
#define E_TYPE_IMPORT_HOOK \
(e_import_hook_get_type ())
#define E_IMPORT_HOOK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST \
((obj), E_TYPE_IMPORT_HOOK, EImportHook))
#define E_IMPORT_HOOK_CLASS(cls) \
(G_TYPE_CHECK_CLASS_CAST \
((cls), E_TYPE_IMPORT_HOOK, EImportHookClass))
#define E_IS_IMPORT_HOOK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE \
((obj), E_TYPE_IMPORT_HOOK))
#define E_IS_IMPORT_HOOK_CLASS(cls) \
(G_TYPE_CHECK_CLASS_TYPE \
((cls), E_TYPE_IMPORT_HOOK))
#define E_IMPORT_HOOK_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS \
((obj), E_TYPE_IMPORT_HOOK, EImportHookClass))
typedef struct _EPluginHookTargetMap EImportHookTargetMap;
typedef struct _EPluginHookTargetKey EImportHookTargetMask;
typedef struct _EImportHook EImportHook;
typedef struct _EImportHookClass EImportHookClass;
typedef struct _EImportHookImporter EImportHookImporter;
struct _EImportHookImporter {
EImportImporter importer;
/* user_data == EImportHook */
gchar *supported;
gchar *get_widget;
gchar *import;
gchar *cancel;
};
/**
* struct _EImportHook - Plugin hook for importuration windows.
*
* @hook: Superclass.
* @groups: A list of EImportHookGroup's of all importuration windows
* this plugin hooks into.
*
**/
struct _EImportHook {
EPluginHook hook;
GSList *importers;
};
/**
* EImportHookClass:
* @hook_class: Superclass.
* @target_map: A table of EImportHookTargetMap structures describing
* the possible target types supported by this class.
* @import_class: The EImport derived class that this hook
* implementation drives.
*
* This is an abstract class defining the plugin hook point for
* import windows.
*
**/
struct _EImportHookClass {
EPluginHookClass hook_class;
/* EImportHookTargetMap by .type */
GHashTable *target_map;
/* the import class these imports's belong to */
EImportClass *import_class;
};
GType e_import_hook_get_type (void);
void e_import_hook_class_add_target_map
(EImportHookClass *klass,
const EImportHookTargetMap *map);
G_END_DECLS
#endif /* E_IMPORT_H */
