--- /dev/null
+/*
+ * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <glib.h>
+#include "gis-marshal.h"
+#include "gis-prefs.h"
+
+/****************
+ * GObject code *
+ ****************/
+enum {
+ SIG_PREF_CHANGED,
+ NUM_SIGNALS,
+};
+static guint signals[NUM_SIGNALS];
+
+G_DEFINE_TYPE(GisPrefs, gis_prefs, G_TYPE_OBJECT);
+static void gis_prefs_init(GisPrefs *self)
+{
+ g_debug("GisPrefs: init");
+ self->key_file = g_key_file_new();
+}
+static GObject *gis_prefs_constructor(GType gtype, guint n_properties,
+ GObjectConstructParam *properties)
+{
+ g_debug("gis_prefs: constructor");
+ GObjectClass *parent_class = G_OBJECT_CLASS(gis_prefs_parent_class);
+ return parent_class->constructor(gtype, n_properties, properties);
+}
+static void gis_prefs_dispose(GObject *_self)
+{
+ g_debug("GisPrefs: dispose");
+ GisPrefs *self = GIS_PREFS(_self);
+ if (self->key_file) {
+ gsize length;
+ g_mkdir_with_parents(g_path_get_dirname(self->key_path), 0755);
+ gchar *data = g_key_file_to_data(self->key_file, &length, NULL);
+ g_file_set_contents(self->key_path, data, length, NULL);
+ g_key_file_free(self->key_file);
+ self->key_file = NULL;
+ }
+ G_OBJECT_CLASS(gis_prefs_parent_class)->dispose(_self);
+}
+static void gis_prefs_finalize(GObject *_self)
+{
+ g_debug("GisPrefs: finalize");
+ G_OBJECT_CLASS(gis_prefs_parent_class)->finalize(_self);
+}
+static void gis_prefs_class_init(GisPrefsClass *klass)
+{
+ g_debug("GisPrefs: class_init");
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+ gobject_class->constructor = gis_prefs_constructor;
+ gobject_class->dispose = gis_prefs_dispose;
+ gobject_class->finalize = gis_prefs_finalize;
+ signals[SIG_PREF_CHANGED] = g_signal_new(
+ "pref-changed",
+ G_TYPE_FROM_CLASS(gobject_class),
+ G_SIGNAL_RUN_LAST,
+ 0,
+ NULL,
+ NULL,
+ gis_cclosure_marshal_VOID__STRING_UINT_POINTER,
+ G_TYPE_NONE,
+ 1,
+ G_TYPE_STRING,
+ G_TYPE_UINT,
+ G_TYPE_POINTER);
+}
+
+/***********
+ * Methods *
+ ***********/
+GisPrefs *gis_prefs_new(const gchar *prog)
+{
+ g_debug("GisPrefs: new - %s", prog);
+ GisPrefs *self = g_object_new(GIS_TYPE_PREFS, NULL);
+ self->key_path = g_build_filename(g_get_user_config_dir(),
+ prog, "config.ini", NULL);
+ GError *error = NULL;
+ g_key_file_load_from_file(self->key_file, self->key_path,
+ G_KEY_FILE_KEEP_COMMENTS, &error);
+ if (error)
+ g_warning("GisPrefs: init - Unable to load key file `%s': %s",
+ self->key_path, error->message);
+ return self;
+}
+
+#define make_pref_type(name, c_type, g_type) \
+c_type gis_prefs_get_##name##_v(GisPrefs *self, \
+ const gchar *group, const gchar *key) \
+{ \
+ GError *error = NULL; \
+ c_type value = g_key_file_get_##name(self->key_file, group, key, &error); \
+ if (error && error->code != G_KEY_FILE_ERROR_GROUP_NOT_FOUND) \
+ g_warning("GisPrefs: get_value_##name - error getting key %s: %s\n", \
+ key, error->message); \
+ return value; \
+} \
+c_type gis_prefs_get_##name(GisPrefs *self, const gchar *key) \
+{ \
+ gchar **keys = g_strsplit(key, "/", 2); \
+ c_type value = gis_prefs_get_##name##_v(self, keys[0], keys[1]); \
+ g_strfreev(keys); \
+ return value; \
+} \
+ \
+void gis_prefs_set_##name##_v(GisPrefs *self, \
+ const gchar *group, const gchar *key, const c_type value) \
+{ \
+ g_key_file_set_##name(self->key_file, group, key, value); \
+ gchar *all = g_strconcat(group, "/", key, NULL); \
+ g_signal_emit(self, signals[SIG_PREF_CHANGED], 0, \
+ all, g_type, &value); \
+ g_free(all); \
+} \
+void gis_prefs_set_##name(GisPrefs *self, const gchar *key, const c_type value) \
+{ \
+ gchar **keys = g_strsplit(key, "/", 2); \
+ gis_prefs_set_##name##_v(self, keys[0], keys[1], value); \
+ g_strfreev(keys); \
+} \
+
+make_pref_type(string, gchar*, G_TYPE_STRING)
+make_pref_type(boolean, gboolean, G_TYPE_BOOLEAN)
+make_pref_type(integer, gint, G_TYPE_INT)
+make_pref_type(double, gdouble, G_TYPE_DOUBLE)
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