initial

1 files changed, 862 insertions, 0 deletions

diff --git a/src/mateconf-utils.c b/src/mateconf-utils.c
new file mode 100644
index 0000000..f851200
--- /dev/null
+++ b/src/mateconf-utils.c
@@ -0,0 +1,862 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ *  File-Roller
+ *
+ *  Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+ *
+ *  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 2 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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
+ */
+
+/* eel-mateconf-extensions.c - Stuff to make MateConf easier to use.
+
+   Copyright (C) 2000, 2001 Eazel, Inc.
+
+   The Mate Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The Mate Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the Mate Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+
+   Authors: Ramiro Estrugo <[email protected]>
+*/
+
+/* Modified by Paolo Bacchilega <[email protected]> for File Roller. */
+
+#include <config.h>
+#include <string.h>
+#include <errno.h>
+
+#include <mateconf/mateconf-client.h>
+#include <mateconf/mateconf.h>
+#include "mateconf-utils.h"
+#include "gtk-utils.h"
+#include "fr-error.h"
+
+static MateConfClient *global_mateconf_client = NULL;
+
+
+void
+eel_global_client_free (void)
+{
+	if (global_mateconf_client == NULL) {
+		return;
+	}
+
+	g_object_unref (global_mateconf_client);
+	global_mateconf_client = NULL;
+}
+
+
+MateConfClient *
+eel_mateconf_client_get_global (void)
+{
+	/* Initialize mateconf if needed */
+	if (!mateconf_is_initialized ()) {
+		char   *argv[] = { "eel-preferences", NULL };
+		GError *error = NULL;
+
+		if (!mateconf_init (1, argv, &error)) {
+			if (eel_mateconf_handle_error (&error)) {
+				return NULL;
+			}
+		}
+	}
+
+	if (global_mateconf_client == NULL)
+		global_mateconf_client = mateconf_client_get_default ();
+
+	return global_mateconf_client;
+}
+
+
+gboolean
+eel_mateconf_handle_error (GError **error)
+{
+	static gboolean shown_dialog = FALSE;
+
+	g_return_val_if_fail (error != NULL, FALSE);
+
+	if (*error != NULL) {
+		g_warning ("MateConf error:\n  %s", (*error)->message);
+		if (! shown_dialog) {
+			GtkWidget *d;
+			shown_dialog = TRUE;
+			d = _gtk_error_dialog_new (NULL,
+						   GTK_DIALOG_DESTROY_WITH_PARENT,
+						   NULL,
+						   "MateConf error",
+						   "MateConf error: %s\n"
+						   "All further errors "
+						   "shown only on terminal",
+						   (*error)->message);
+			g_signal_connect (d, "response",
+					  G_CALLBACK (gtk_widget_destroy), 
+					  NULL);
+
+			gtk_widget_show (d);
+		}
+
+		g_error_free (*error);
+		*error = NULL;
+
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
+
+static gboolean
+check_type (const char      *key,
+	    MateConfValue      *val, 
+	    MateConfValueType   t, 
+	    GError         **err)
+{
+	if (val->type != t) {
+		g_set_error (err,
+			     FR_ERROR,
+			     errno,
+			     "Type mismatch for key %s",
+			     key);
+		return FALSE;
+	} else
+		return TRUE;
+}
+
+
+void
+eel_mateconf_set_boolean (const char *key,
+		       gboolean    boolean_value)
+{
+	MateConfClient *client;
+	GError      *error = NULL;
+
+	g_return_if_fail (key != NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_set_bool (client, key, boolean_value, &error);
+	eel_mateconf_handle_error (&error);
+}
+
+
+gboolean
+eel_mateconf_get_boolean (const char *key,
+		       gboolean    def)
+{
+	GError      *error = NULL;
+	gboolean     result = def;
+	MateConfClient *client;
+	MateConfValue  *val;
+
+	g_return_val_if_fail (key != NULL, def);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, def);
+
+	val = mateconf_client_get (client, key, &error);
+
+	if (val != NULL) {
+		if (check_type (key, val, MATECONF_VALUE_BOOL, &error))
+			result = mateconf_value_get_bool (val);
+		else
+			eel_mateconf_handle_error (&error);
+		mateconf_value_free (val);
+
+	} else if (error != NULL)
+		eel_mateconf_handle_error (&error);
+
+	return result;
+}
+
+
+void
+eel_mateconf_set_integer (const char *key,
+		       int         int_value)
+{
+	MateConfClient *client;
+	GError      *error = NULL;
+
+	g_return_if_fail (key != NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_set_int (client, key, int_value, &error);
+	eel_mateconf_handle_error (&error);
+}
+
+
+int
+eel_mateconf_get_integer (const char *key,
+		       int         def)
+{
+	GError      *error = NULL;
+	int          result = def;
+	MateConfClient *client;
+	MateConfValue  *val;
+
+	g_return_val_if_fail (key != NULL, def);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, def);
+
+	val = mateconf_client_get (client, key, &error);
+
+	if (val != NULL) {
+		if (check_type (key, val, MATECONF_VALUE_INT, &error))
+			result = mateconf_value_get_int (val);
+		else
+			eel_mateconf_handle_error (&error);
+		mateconf_value_free (val);
+
+	} else if (error != NULL)
+		eel_mateconf_handle_error (&error);
+
+	return result;
+}
+
+
+void
+eel_mateconf_set_float (const char *key,
+		     float       float_value)
+{
+	MateConfClient *client;
+	GError *error = NULL;
+
+	g_return_if_fail (key != NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_set_float (client, key, float_value, &error);
+	eel_mateconf_handle_error (&error);
+}
+
+
+float
+eel_mateconf_get_float (const char *key,
+		     float       def)
+{
+	GError      *error = NULL;
+	float        result = def;
+	MateConfClient *client;
+	MateConfValue  *val;
+
+	g_return_val_if_fail (key != NULL, def);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, def);
+
+	val = mateconf_client_get (client, key, &error);
+
+	if (val != NULL) {
+		if (check_type (key, val, MATECONF_VALUE_FLOAT, &error))
+			result = mateconf_value_get_float (val);
+		else
+			eel_mateconf_handle_error (&error);
+		mateconf_value_free (val);
+
+	} else if (error != NULL)
+		eel_mateconf_handle_error (&error);
+
+	return result;
+}
+
+
+void
+eel_mateconf_set_string (const char *key,
+		      const char *string_value)
+{
+	MateConfClient *client;
+	GError *error = NULL;
+
+	g_return_if_fail (key != NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_set_string (client, key, string_value, &error);
+	eel_mateconf_handle_error (&error);
+}
+
+
+char *
+eel_mateconf_get_string (const char *key,
+		      const char *def)
+{
+	GError      *error = NULL;
+	char        *result;
+	MateConfClient *client;
+	char        *val;
+
+	if (def != NULL)
+		result = g_strdup (def);
+	else
+		result = NULL;
+
+	g_return_val_if_fail (key != NULL, result);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, result);
+
+	val = mateconf_client_get_string (client, key, &error);
+
+	if (val != NULL) {
+		g_return_val_if_fail (error == NULL, result);
+		g_free (result);
+		result = g_strdup (val);
+		g_free (val);
+	} else if (error != NULL)
+		eel_mateconf_handle_error (&error);
+
+	return result;
+}
+
+
+void
+eel_mateconf_set_locale_string (const char *key,
+			     const char *string_value)
+{
+	char *utf8;
+
+	utf8 = g_locale_to_utf8 (string_value, -1, 0, 0, 0);
+
+	if (utf8 != NULL) {
+		eel_mateconf_set_string (key, utf8);
+		g_free (utf8);
+	}
+}
+
+
+char *
+eel_mateconf_get_locale_string (const char *key,
+			     const char *def)
+{
+	char *utf8;
+	char *result;
+
+	utf8 = eel_mateconf_get_string (key, def);
+
+	if (utf8 == NULL)
+		return NULL;
+
+	result = g_locale_from_utf8 (utf8, -1, 0, 0, 0);
+	g_free (utf8);
+
+	return result;
+}
+
+
+void
+eel_mateconf_set_string_list (const char *key,
+			   const GSList *slist)
+{
+	MateConfClient *client;
+	GError *error;
+
+	g_return_if_fail (key != NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	error = NULL;
+	mateconf_client_set_list (client, key, MATECONF_VALUE_STRING,
+			       /* Need cast cause of MateConf api bug */
+			       (GSList *) slist,
+			       &error);
+	eel_mateconf_handle_error (&error);
+}
+
+
+GSList *
+eel_mateconf_get_string_list (const char *key)
+{
+	GSList *slist;
+	MateConfClient *client;
+	GError *error;
+
+	g_return_val_if_fail (key != NULL, NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, NULL);
+
+	error = NULL;
+	slist = mateconf_client_get_list (client, key, MATECONF_VALUE_STRING, &error);
+	if (eel_mateconf_handle_error (&error)) {
+		slist = NULL;
+	}
+
+	return slist;
+}
+
+
+GSList *
+eel_mateconf_get_locale_string_list (const char *key)
+{
+	GSList *utf8_slist, *slist, *scan;
+
+	utf8_slist = eel_mateconf_get_string_list (key);
+
+	slist = NULL;
+	for (scan = utf8_slist; scan; scan = scan->next) {
+		char *utf8 = scan->data;
+		char *locale = g_locale_from_utf8 (utf8, -1, 0, 0, 0);
+		slist = g_slist_prepend (slist, locale);
+	}
+
+	g_slist_foreach (utf8_slist, (GFunc) g_free, NULL);
+	g_slist_free (utf8_slist);
+
+	return g_slist_reverse (slist);
+}
+
+
+void
+eel_mateconf_set_locale_string_list (const char   *key,
+				  const GSList *string_list_value)
+{
+	GSList       *utf8_slist;
+	const GSList *scan;
+
+	utf8_slist = NULL;
+	for (scan = string_list_value; scan; scan = scan->next) {
+		char *locale = scan->data;
+		char *utf8 = g_locale_to_utf8 (locale, -1, 0, 0, 0);
+		utf8_slist = g_slist_prepend (utf8_slist, utf8);
+	}
+
+	utf8_slist = g_slist_reverse (utf8_slist);
+
+	eel_mateconf_set_string_list (key, utf8_slist);
+
+	g_slist_foreach (utf8_slist, (GFunc) g_free, NULL);
+	g_slist_free (utf8_slist);
+}
+
+
+gboolean
+eel_mateconf_is_default (const char *key)
+{
+	gboolean result;
+	MateConfValue *value;
+	GError *error = NULL;
+
+	g_return_val_if_fail (key != NULL, FALSE);
+
+	value = mateconf_client_get_without_default  (eel_mateconf_client_get_global (), key, &error);
+
+	if (eel_mateconf_handle_error (&error)) {
+		if (value != NULL) {
+			mateconf_value_free (value);
+		}
+		return FALSE;
+	}
+
+	result = (value == NULL);
+	eel_mateconf_value_free (value);
+	return result;
+}
+
+
+gboolean
+eel_mateconf_monitor_add (const char *directory)
+{
+	GError *error = NULL;
+	MateConfClient *client;
+
+	g_return_val_if_fail (directory != NULL, FALSE);
+
+	client = mateconf_client_get_default ();
+	g_return_val_if_fail (client != NULL, FALSE);
+
+	mateconf_client_add_dir (client,
+			      directory,
+			      MATECONF_CLIENT_PRELOAD_NONE,
+			      &error);
+
+	if (eel_mateconf_handle_error (&error)) {
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+
+gboolean
+eel_mateconf_monitor_remove (const char *directory)
+{
+	GError *error = NULL;
+	MateConfClient *client;
+
+	if (directory == NULL) {
+		return FALSE;
+	}
+
+	client = mateconf_client_get_default ();
+	g_return_val_if_fail (client != NULL, FALSE);
+
+	mateconf_client_remove_dir (client,
+				 directory,
+				 &error);
+
+	if (eel_mateconf_handle_error (&error)) {
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+
+void
+eel_mateconf_preload_cache (const char             *directory,
+			 MateConfClientPreloadType  preload_type)
+{
+	GError *error = NULL;
+	MateConfClient *client;
+
+	if (directory == NULL) {
+		return;
+	}
+
+	client = mateconf_client_get_default ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_preload (client,
+			      directory,
+			      preload_type,
+			      &error);
+
+	eel_mateconf_handle_error (&error);
+}
+
+
+void
+eel_mateconf_suggest_sync (void)
+{
+	MateConfClient *client;
+	GError *error = NULL;
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_suggest_sync (client, &error);
+	eel_mateconf_handle_error (&error);
+}
+
+
+MateConfValue*
+eel_mateconf_get_value (const char *key)
+{
+	MateConfValue *value = NULL;
+	MateConfClient *client;
+	GError *error = NULL;
+
+	g_return_val_if_fail (key != NULL, NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, NULL);
+
+	value = mateconf_client_get (client, key, &error);
+
+	if (eel_mateconf_handle_error (&error)) {
+		if (value != NULL) {
+			mateconf_value_free (value);
+			value = NULL;
+		}
+	}
+
+	return value;
+}
+
+
+MateConfValue*
+eel_mateconf_get_default_value (const char *key)
+{
+	MateConfValue *value = NULL;
+	MateConfClient *client;
+	GError *error = NULL;
+
+	g_return_val_if_fail (key != NULL, NULL);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, NULL);
+
+	value = mateconf_client_get_default_from_schema (client, key, &error);
+
+	if (eel_mateconf_handle_error (&error)) {
+		if (value != NULL) {
+			mateconf_value_free (value);
+			value = NULL;
+		}
+	}
+
+	return value;
+}
+
+
+static int
+eel_strcmp (const char *string_a, const char *string_b)
+{
+	/* FIXME bugzilla.eazel.com 5450: Maybe we need to make this
+	 * treat 'NULL < ""', or have a flavor that does that. If we
+	 * didn't have code that already relies on 'NULL == ""', I
+	 * would change it right now.
+	 */
+	return strcmp (string_a == NULL ? "" : string_a,
+		       string_b == NULL ? "" : string_b);
+}
+
+
+static gboolean
+eel_str_is_equal (const char *string_a, const char *string_b)
+{
+	/* FIXME bugzilla.eazel.com 5450: Maybe we need to make this
+	 * treat 'NULL != ""', or have a flavor that does that. If we
+	 * didn't have code that already relies on 'NULL == ""', I
+	 * would change it right now.
+	 */
+	return eel_strcmp (string_a, string_b) == 0;
+}
+
+
+static gboolean
+simple_value_is_equal (const MateConfValue *a,
+		       const MateConfValue *b)
+{
+	g_return_val_if_fail (a != NULL, FALSE);
+	g_return_val_if_fail (b != NULL, FALSE);
+
+	switch (a->type) {
+	case MATECONF_VALUE_STRING:
+		return eel_str_is_equal (mateconf_value_get_string (a),
+					 mateconf_value_get_string (b));
+		break;
+
+	case MATECONF_VALUE_INT:
+		return mateconf_value_get_int (a) ==
+			mateconf_value_get_int (b);
+		break;
+
+	case MATECONF_VALUE_FLOAT:
+		return mateconf_value_get_float (a) ==
+			mateconf_value_get_float (b);
+		break;
+
+	case MATECONF_VALUE_BOOL:
+		return mateconf_value_get_bool (a) ==
+			mateconf_value_get_bool (b);
+		break;
+	default:
+		g_assert_not_reached ();
+		break;
+	}
+
+	return FALSE;
+}
+
+
+gboolean
+eel_mateconf_value_is_equal (const MateConfValue *a,
+			  const MateConfValue *b)
+{
+	GSList *node_a;
+	GSList *node_b;
+
+	if (a == NULL && b == NULL) {
+		return TRUE;
+	}
+
+	if (a == NULL || b == NULL) {
+		return FALSE;
+	}
+
+	if (a->type != b->type) {
+		return FALSE;
+	}
+
+	switch (a->type) {
+	case MATECONF_VALUE_STRING:
+	case MATECONF_VALUE_INT:
+	case MATECONF_VALUE_FLOAT:
+	case MATECONF_VALUE_BOOL:
+		return simple_value_is_equal (a, b);
+		break;
+
+	case MATECONF_VALUE_LIST:
+		if (mateconf_value_get_list_type (a) !=
+		    mateconf_value_get_list_type (b)) {
+			return FALSE;
+		}
+
+		node_a = mateconf_value_get_list (a);
+		node_b = mateconf_value_get_list (b);
+
+		if (node_a == NULL && node_b == NULL) {
+			return TRUE;
+		}
+
+		if (g_slist_length (node_a) !=
+		    g_slist_length (node_b)) {
+			return FALSE;
+		}
+
+		for (;
+		     node_a != NULL && node_b != NULL;
+		     node_a = node_a->next, node_b = node_b->next) {
+			g_assert (node_a->data != NULL);
+			g_assert (node_b->data != NULL);
+			if (!simple_value_is_equal (node_a->data, node_b->data)) {
+				return FALSE;
+			}
+		}
+
+		return TRUE;
+	default:
+		/* FIXME: pair ? */
+		g_assert (0);
+		break;
+	}
+
+	g_assert_not_reached ();
+	return FALSE;
+}
+
+
+void
+eel_mateconf_value_free (MateConfValue *value)
+{
+	if (value == NULL) {
+		return;
+	}
+
+	mateconf_value_free (value);
+}
+
+
+guint
+eel_mateconf_notification_add (const char *key,
+			    MateConfClientNotifyFunc notification_callback,
+			    gpointer callback_data)
+{
+	guint notification_id;
+	MateConfClient *client;
+	GError *error = NULL;
+
+	g_return_val_if_fail (key != NULL, EEL_MATECONF_UNDEFINED_CONNECTION);
+	g_return_val_if_fail (notification_callback != NULL, EEL_MATECONF_UNDEFINED_CONNECTION);
+
+	client = eel_mateconf_client_get_global ();
+	g_return_val_if_fail (client != NULL, EEL_MATECONF_UNDEFINED_CONNECTION);
+
+	notification_id = mateconf_client_notify_add (client,
+						   key,
+						   notification_callback,
+						   callback_data,
+						   NULL,
+						   &error);
+
+	if (eel_mateconf_handle_error (&error)) {
+		if (notification_id != EEL_MATECONF_UNDEFINED_CONNECTION) {
+			mateconf_client_notify_remove (client, notification_id);
+			notification_id = EEL_MATECONF_UNDEFINED_CONNECTION;
+		}
+	}
+
+	return notification_id;
+}
+
+
+void
+eel_mateconf_notification_remove (guint notification_id)
+{
+	MateConfClient *client;
+
+	if (notification_id == EEL_MATECONF_UNDEFINED_CONNECTION) {
+		return;
+	}
+
+	client = eel_mateconf_client_get_global ();
+	g_return_if_fail (client != NULL);
+
+	mateconf_client_notify_remove (client, notification_id);
+}
+
+
+GSList *
+eel_mateconf_value_get_string_list (const MateConfValue *value)
+{
+ 	GSList *result;
+ 	const GSList *slist;
+ 	const GSList *node;
+	const char *string;
+	const MateConfValue *next_value;
+
+	if (value == NULL) {
+		return NULL;
+	}
+
+	g_return_val_if_fail (value->type == MATECONF_VALUE_LIST, NULL);
+	g_return_val_if_fail (mateconf_value_get_list_type (value) == MATECONF_VALUE_STRING, NULL);
+
+	slist = mateconf_value_get_list (value);
+	result = NULL;
+	for (node = slist; node != NULL; node = node->next) {
+		next_value = node->data;
+		g_return_val_if_fail (next_value != NULL, NULL);
+		g_return_val_if_fail (next_value->type == MATECONF_VALUE_STRING, NULL);
+		string = mateconf_value_get_string (next_value);
+		result = g_slist_append (result, g_strdup (string));
+	}
+	return result;
+}
+
+
+void
+eel_mateconf_value_set_string_list (MateConfValue *value,
+				 const GSList *string_list)
+{
+ 	const GSList *node;
+	MateConfValue *next_value;
+ 	GSList *value_list;
+
+	g_return_if_fail (value->type == MATECONF_VALUE_LIST);
+	g_return_if_fail (mateconf_value_get_list_type (value) == MATECONF_VALUE_STRING);
+
+	value_list = NULL;
+	for (node = string_list; node != NULL; node = node->next) {
+		next_value = mateconf_value_new (MATECONF_VALUE_STRING);
+		mateconf_value_set_string (next_value, node->data);
+		value_list = g_slist_append (value_list, next_value);
+	}
+
+	mateconf_value_set_list (value, value_list);
+
+	for (node = value_list; node != NULL; node = node->next) {
+		mateconf_value_free (node->data);
+	}
+	g_slist_free (value_list);
+}