[134] | 1 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- |
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| 2 | * |
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| 3 | * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or modify |
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| 6 | * it under the terms of the GNU General Public License as published by |
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| 7 | * the Free Software Foundation; either version 2 of the License, or |
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| 8 | * (at your option) any later version. |
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| 9 | * |
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| 10 | * This program is distributed in the hope that it will be useful, |
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | * GNU General Public License for more details. |
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| 14 | * |
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| 15 | * You should have received a copy of the GNU General Public License |
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| 16 | * along with this program; if not, write to the Free Software |
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| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 18 | * |
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| 19 | */ |
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| 20 | |
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| 21 | |
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| 22 | #ifndef __GDM_SETTINGS_BACKEND_H |
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| 23 | #define __GDM_SETTINGS_BACKEND_H |
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| 24 | |
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| 25 | #include <glib-object.h> |
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| 26 | |
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| 27 | G_BEGIN_DECLS |
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| 28 | |
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| 29 | #define GDM_TYPE_SETTINGS_BACKEND (gdm_settings_backend_get_type ()) |
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| 30 | #define GDM_SETTINGS_BACKEND(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDM_TYPE_SETTINGS_BACKEND, GdmSettingsBackend)) |
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| 31 | #define GDM_SETTINGS_BACKEND_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GDM_TYPE_SETTINGS_BACKEND, GdmSettingsBackendClass)) |
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| 32 | #define GDM_IS_SETTINGS_BACKEND(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDM_TYPE_SETTINGS_BACKEND)) |
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| 33 | #define GDM_IS_SETTINGS_BACKEND_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GDM_TYPE_SETTINGS_BACKEND)) |
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| 34 | #define GDM_SETTINGS_BACKEND_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDM_TYPE_SETTINGS_BACKEND, GdmSettingsBackendClass)) |
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| 35 | |
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| 36 | typedef struct GdmSettingsBackendPrivate GdmSettingsBackendPrivate; |
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| 37 | |
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| 38 | typedef struct |
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| 39 | { |
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| 40 | GObject parent; |
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| 41 | GdmSettingsBackendPrivate *priv; |
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| 42 | } GdmSettingsBackend; |
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| 43 | |
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| 44 | typedef struct |
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| 45 | { |
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| 46 | GObjectClass parent_class; |
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| 47 | |
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| 48 | /* methods */ |
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| 49 | gboolean (*get_value) (GdmSettingsBackend *settings_backend, |
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| 50 | const char *key, |
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| 51 | char **value, |
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| 52 | GError **error); |
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| 53 | gboolean (*set_value) (GdmSettingsBackend *settings_backend, |
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| 54 | const char *key, |
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| 55 | const char *value, |
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| 56 | GError **error); |
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| 57 | |
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| 58 | /* signals */ |
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| 59 | void (* value_changed) (GdmSettingsBackend *settings_backend, |
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| 60 | const char *key, |
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| 61 | const char *old_value, |
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| 62 | const char **new_value); |
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| 63 | } GdmSettingsBackendClass; |
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| 64 | |
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| 65 | typedef enum |
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| 66 | { |
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| 67 | GDM_SETTINGS_BACKEND_ERROR_GENERAL, |
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| 68 | GDM_SETTINGS_BACKEND_ERROR_KEY_NOT_FOUND |
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| 69 | } GdmSettingsBackendError; |
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| 70 | |
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| 71 | #define GDM_SETTINGS_BACKEND_ERROR gdm_settings_backend_error_quark () |
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| 72 | |
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| 73 | GQuark gdm_settings_backend_error_quark (void); |
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| 74 | GType gdm_settings_backend_get_type (void); |
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| 75 | |
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| 76 | gboolean gdm_settings_backend_get_value (GdmSettingsBackend *settings_backend, |
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| 77 | const char *key, |
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| 78 | char **value, |
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| 79 | GError **error); |
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| 80 | gboolean gdm_settings_backend_set_value (GdmSettingsBackend *settings_backend, |
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| 81 | const char *key, |
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| 82 | const char *value, |
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| 83 | GError **error); |
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| 84 | |
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| 85 | void gdm_settings_backend_value_changed (GdmSettingsBackend *settings_backend, |
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| 86 | const char *key, |
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| 87 | const char *old_value, |
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| 88 | const char *new_value); |
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| 89 | |
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| 90 | G_END_DECLS |
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| 91 | |
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| 92 | #endif /* __GDM_SETTINGS_BACKEND_H */ |
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