Merge pull request #3 from haxar/master

gsd to msd complete rename patch by NiceandGently

1 files changed, 1040 insertions, 0 deletions

diff --git a/plugins/xsettings/msd-xsettings-manager.c b/plugins/xsettings/msd-xsettings-manager.c
new file mode 100644
index 0000000..9df8f61
--- /dev/null
+++ b/plugins/xsettings/msd-xsettings-manager.c
@@ -0,0 +1,1040 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2007 Rodrigo Moya
+ * Copyright (C) 2007 William Jon McCann <[email protected]>
+ *
+ * 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 Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <time.h>
+
+#include <X11/Xatom.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gtk/gtk.h>
+#include <mateconf/mateconf.h>
+#include <mateconf/mateconf-client.h>
+
+#include "mate-settings-profile.h"
+#include "msd-xsettings-manager.h"
+#include "xsettings-manager.h"
+#ifdef HAVE_FONTCONFIG
+#include "fontconfig-monitor.h"
+#endif /* HAVE_FONTCONFIG */
+
+#define MATE_XSETTINGS_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MATE_TYPE_XSETTINGS_MANAGER, MateXSettingsManagerPrivate))
+
+#define MOUSE_SETTINGS_DIR     "/desktop/mate/peripherals/mouse"
+#define GTK_SETTINGS_DIR       "/desktop/gtk"
+#define INTERFACE_SETTINGS_DIR "/desktop/mate/interface"
+#define SOUND_SETTINGS_DIR     "/desktop/mate/sound"
+#define GTK_MODULES_DIR        "/apps/mate_settings_daemon/gtk-modules"
+
+#ifdef HAVE_FONTCONFIG
+#define FONT_RENDER_DIR "/desktop/mate/font_rendering"
+#define FONT_ANTIALIASING_KEY FONT_RENDER_DIR "/antialiasing"
+#define FONT_HINTING_KEY      FONT_RENDER_DIR "/hinting"
+#define FONT_RGBA_ORDER_KEY   FONT_RENDER_DIR "/rgba_order"
+#define FONT_DPI_KEY          FONT_RENDER_DIR "/dpi"
+
+/* X servers sometimes lie about the screen's physical dimensions, so we cannot
+ * compute an accurate DPI value.  When this happens, the user gets fonts that
+ * are too huge or too tiny.  So, we see what the server returns:  if it reports
+ * something outside of the range [DPI_LOW_REASONABLE_VALUE,
+ * DPI_HIGH_REASONABLE_VALUE], then we assume that it is lying and we use
+ * DPI_FALLBACK instead.
+ *
+ * See get_dpi_from_mateconf_or_server() below, and also
+ * https://bugzilla.novell.com/show_bug.cgi?id=217790
+ */
+#define DPI_FALLBACK 96
+#define DPI_LOW_REASONABLE_VALUE 50
+#define DPI_HIGH_REASONABLE_VALUE 500
+
+#endif /* HAVE_FONTCONFIG */
+
+typedef struct _TranslationEntry TranslationEntry;
+typedef void (* TranslationFunc) (MateXSettingsManager *manager,
+                                  TranslationEntry      *trans,
+                                  MateConfValue            *value);
+
+struct _TranslationEntry {
+        const char     *mateconf_key;
+        const char     *xsetting_name;
+
+        MateConfValueType  mateconf_type;
+        TranslationFunc translate;
+};
+
+struct MateXSettingsManagerPrivate
+{
+        XSettingsManager **managers;
+        guint              notify[6];
+#ifdef HAVE_FONTCONFIG
+        fontconfig_monitor_handle_t *fontconfig_handle;
+#endif /* HAVE_FONTCONFIG */
+};
+
+#define MSD_XSETTINGS_ERROR msd_xsettings_error_quark ()
+
+enum {
+        MSD_XSETTINGS_ERROR_INIT
+};
+
+static void     mate_xsettings_manager_class_init  (MateXSettingsManagerClass *klass);
+static void     mate_xsettings_manager_init        (MateXSettingsManager      *xsettings_manager);
+static void     mate_xsettings_manager_finalize    (GObject                  *object);
+
+G_DEFINE_TYPE (MateXSettingsManager, mate_xsettings_manager, G_TYPE_OBJECT)
+
+static gpointer manager_object = NULL;
+
+static GQuark
+msd_xsettings_error_quark (void)
+{
+        return g_quark_from_static_string ("msd-xsettings-error-quark");
+}
+
+static void
+translate_bool_int (MateXSettingsManager *manager,
+                    TranslationEntry      *trans,
+                    MateConfValue            *value)
+{
+        int i;
+
+        g_assert (value->type == trans->mateconf_type);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_int (manager->priv->managers [i], trans->xsetting_name,
+                                           mateconf_value_get_bool (value));
+        }
+}
+
+static void
+translate_int_int (MateXSettingsManager *manager,
+                   TranslationEntry      *trans,
+                   MateConfValue            *value)
+{
+        int i;
+
+        g_assert (value->type == trans->mateconf_type);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_int (manager->priv->managers [i], trans->xsetting_name,
+                                           mateconf_value_get_int (value));
+        }
+}
+
+static void
+translate_string_string (MateXSettingsManager *manager,
+                         TranslationEntry      *trans,
+                         MateConfValue            *value)
+{
+        int i;
+
+        g_assert (value->type == trans->mateconf_type);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_string (manager->priv->managers [i],
+                                              trans->xsetting_name,
+                                              mateconf_value_get_string (value));
+        }
+}
+
+static void
+translate_string_string_toolbar (MateXSettingsManager *manager,
+                                 TranslationEntry      *trans,
+                                 MateConfValue            *value)
+{
+        int         i;
+        const char *tmp;
+
+        g_assert (value->type == trans->mateconf_type);
+
+        /* This is kind of a workaround since MATE expects the key value to be
+         * "both_horiz" and gtk+ wants the XSetting to be "both-horiz".
+         */
+        tmp = mateconf_value_get_string (value);
+        if (tmp && strcmp (tmp, "both_horiz") == 0) {
+                tmp = "both-horiz";
+        }
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_string (manager->priv->managers [i],
+                                              trans->xsetting_name,
+                                              tmp);
+        }
+}
+
+static TranslationEntry translations [] = {
+        { "/desktop/mate/peripherals/mouse/double_click",   "Net/DoubleClickTime",     MATECONF_VALUE_INT,      translate_int_int },
+        { "/desktop/mate/peripherals/mouse/drag_threshold", "Net/DndDragThreshold",    MATECONF_VALUE_INT,      translate_int_int },
+        { "/desktop/mate/gtk-color-palette",                "Gtk/ColorPalette",        MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/font_name",              "Gtk/FontName",            MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/gtk_key_theme",          "Gtk/KeyThemeName",        MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/toolbar_style",          "Gtk/ToolbarStyle",        MATECONF_VALUE_STRING,   translate_string_string_toolbar },
+        { "/desktop/mate/interface/toolbar_icons_size",     "Gtk/ToolbarIconSize",     MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/can_change_accels",      "Gtk/CanChangeAccels",     MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/interface/cursor_blink",           "Net/CursorBlink",         MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/interface/cursor_blink_time",      "Net/CursorBlinkTime",     MATECONF_VALUE_INT,      translate_int_int },
+        { "/desktop/mate/interface/gtk_theme",              "Net/ThemeName",           MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/gtk_color_scheme",       "Gtk/ColorScheme",         MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/gtk-im-preedit-style",   "Gtk/IMPreeditStyle",      MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/gtk-im-status-style",    "Gtk/IMStatusStyle",       MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/gtk-im-module",          "Gtk/IMModule",            MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/icon_theme",             "Net/IconThemeName",       MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/file_chooser_backend",   "Gtk/FileChooserBackend",  MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/interface/menus_have_icons",       "Gtk/MenuImages",          MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/interface/buttons_have_icons",     "Gtk/ButtonImages",          MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/interface/menubar_accel",          "Gtk/MenuBarAccel",        MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/peripherals/mouse/cursor_theme",   "Gtk/CursorThemeName",     MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/peripherals/mouse/cursor_size",    "Gtk/CursorThemeSize",     MATECONF_VALUE_INT,      translate_int_int },
+        { "/desktop/mate/interface/show_input_method_menu", "Gtk/ShowInputMethodMenu", MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/interface/show_unicode_menu",      "Gtk/ShowUnicodeMenu",     MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/sound/theme_name",                 "Net/SoundThemeName",      MATECONF_VALUE_STRING,   translate_string_string },
+        { "/desktop/mate/sound/event_sounds",               "Net/EnableEventSounds" ,  MATECONF_VALUE_BOOL,     translate_bool_int },
+        { "/desktop/mate/sound/input_feedback_sounds",      "Net/EnableInputFeedbackSounds", MATECONF_VALUE_BOOL, translate_bool_int }
+};
+
+#ifdef HAVE_FONTCONFIG
+static double
+dpi_from_pixels_and_mm (int pixels,
+                        int mm)
+{
+        double dpi;
+
+        if (mm >= 1)
+                dpi = pixels / (mm / 25.4);
+        else
+                dpi = 0;
+
+        return dpi;
+}
+
+static double
+get_dpi_from_x_server (void)
+{
+        GdkScreen *screen;
+        double     dpi;
+
+        screen = gdk_screen_get_default ();
+        if (screen != NULL) {
+                double width_dpi, height_dpi;
+
+                width_dpi = dpi_from_pixels_and_mm (gdk_screen_get_width (screen), gdk_screen_get_width_mm (screen));
+                height_dpi = dpi_from_pixels_and_mm (gdk_screen_get_height (screen), gdk_screen_get_height_mm (screen));
+
+                if (width_dpi < DPI_LOW_REASONABLE_VALUE || width_dpi > DPI_HIGH_REASONABLE_VALUE
+                    || height_dpi < DPI_LOW_REASONABLE_VALUE || height_dpi > DPI_HIGH_REASONABLE_VALUE) {
+                        dpi = DPI_FALLBACK;
+                } else {
+                        dpi = (width_dpi + height_dpi) / 2.0;
+                }
+        } else {
+                /* Huh!?  No screen? */
+
+                dpi = DPI_FALLBACK;
+        }
+
+        return dpi;
+}
+
+static double
+get_dpi_from_mateconf_or_x_server (MateConfClient *client)
+{
+        MateConfValue *value;
+        double      dpi;
+
+        value = mateconf_client_get_without_default (client, FONT_DPI_KEY, NULL);
+
+        /* If the user has ever set the DPI preference in MateConf, we use that.
+         * Otherwise, we see if the X server reports a reasonable DPI value:  some X
+         * servers report completely bogus values, and the user gets huge or tiny
+         * fonts which are unusable.
+         */
+
+        if (value != NULL) {
+                dpi = mateconf_value_get_float (value);
+                mateconf_value_free (value);
+        } else {
+                dpi = get_dpi_from_x_server ();
+        }
+
+        return dpi;
+}
+
+typedef struct
+{
+        gboolean    antialias;
+        gboolean    hinting;
+        int         dpi;
+        const char *rgba;
+        const char *hintstyle;
+} MateXftSettings;
+
+static const char *rgba_types[] = { "rgb", "bgr", "vbgr", "vrgb" };
+
+/* Read MateConf settings and determine the appropriate Xft settings based on them
+ * This probably could be done a bit more cleanly with mateconf_string_to_enum
+ */
+static void
+xft_settings_get (MateConfClient      *client,
+                  MateXftSettings *settings)
+{
+        char  *antialiasing;
+        char  *hinting;
+        char  *rgba_order;
+        double dpi;
+
+        antialiasing = mateconf_client_get_string (client, FONT_ANTIALIASING_KEY, NULL);
+        hinting = mateconf_client_get_string (client, FONT_HINTING_KEY, NULL);
+        rgba_order = mateconf_client_get_string (client, FONT_RGBA_ORDER_KEY, NULL);
+        dpi = get_dpi_from_mateconf_or_x_server (client);
+
+        settings->antialias = TRUE;
+        settings->hinting = TRUE;
+        settings->hintstyle = "hintfull";
+        settings->dpi = dpi * 1024; /* Xft wants 1/1024ths of an inch */
+        settings->rgba = "rgb";
+
+        if (rgba_order) {
+                int i;
+                gboolean found = FALSE;
+
+                for (i = 0; i < G_N_ELEMENTS (rgba_types) && !found; i++) {
+                        if (strcmp (rgba_order, rgba_types[i]) == 0) {
+                                settings->rgba = rgba_types[i];
+                                found = TRUE;
+                        }
+                }
+
+                if (!found) {
+                        g_warning ("Invalid value for " FONT_RGBA_ORDER_KEY ": '%s'",
+                                   rgba_order);
+                }
+        }
+
+        if (hinting) {
+                if (strcmp (hinting, "none") == 0) {
+                        settings->hinting = 0;
+                        settings->hintstyle = "hintnone";
+                } else if (strcmp (hinting, "slight") == 0) {
+                        settings->hinting = 1;
+                        settings->hintstyle = "hintslight";
+                } else if (strcmp (hinting, "medium") == 0) {
+                        settings->hinting = 1;
+                        settings->hintstyle = "hintmedium";
+                } else if (strcmp (hinting, "full") == 0) {
+                        settings->hinting = 1;
+                        settings->hintstyle = "hintfull";
+                } else {
+                        g_warning ("Invalid value for " FONT_HINTING_KEY ": '%s'",
+                                   hinting);
+                }
+        }
+
+        if (antialiasing) {
+                gboolean use_rgba = FALSE;
+
+                if (strcmp (antialiasing, "none") == 0) {
+                        settings->antialias = 0;
+                } else if (strcmp (antialiasing, "grayscale") == 0) {
+                        settings->antialias = 1;
+                } else if (strcmp (antialiasing, "rgba") == 0) {
+                        settings->antialias = 1;
+                        use_rgba = TRUE;
+                } else {
+                        g_warning ("Invalid value for " FONT_ANTIALIASING_KEY " : '%s'",
+                                   antialiasing);
+                }
+
+                if (!use_rgba) {
+                        settings->rgba = "none";
+                }
+        }
+
+        g_free (rgba_order);
+        g_free (hinting);
+        g_free (antialiasing);
+}
+
+static void
+xft_settings_set_xsettings (MateXSettingsManager *manager,
+                            MateXftSettings      *settings)
+{
+        int i;
+
+        mate_settings_profile_start (NULL);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_int (manager->priv->managers [i], "Xft/Antialias", settings->antialias);
+                xsettings_manager_set_int (manager->priv->managers [i], "Xft/Hinting", settings->hinting);
+                xsettings_manager_set_string (manager->priv->managers [i], "Xft/HintStyle", settings->hintstyle);
+                xsettings_manager_set_int (manager->priv->managers [i], "Xft/DPI", settings->dpi);
+                xsettings_manager_set_string (manager->priv->managers [i], "Xft/RGBA", settings->rgba);
+        }
+        mate_settings_profile_end (NULL);
+}
+
+static void
+update_property (GString *props, const gchar* key, const gchar* value)
+{
+        gchar* needle;
+        size_t needle_len;
+        gchar* found = NULL;
+
+        /* update an existing property */
+        needle = g_strconcat (key, ":", NULL);
+        needle_len = strlen (needle);
+        if (g_str_has_prefix (props->str, needle))
+                found = props->str;
+        else 
+            found = strstr (props->str, needle);
+
+        if (found) {
+                size_t value_index;
+                gchar* end;
+
+                end = strchr (found, '\n');
+                value_index = (found - props->str) + needle_len + 1;
+                g_string_erase (props, value_index, end ? (end - found - needle_len) : -1);
+                g_string_insert (props, value_index, "\n");
+                g_string_insert (props, value_index, value);
+        } else {
+                g_string_append_printf (props, "%s:\t%s\n", key, value);
+        }
+}
+
+static void
+xft_settings_set_xresources (MateXftSettings *settings)
+{
+        GString    *add_string;
+        char        dpibuf[G_ASCII_DTOSTR_BUF_SIZE];
+        Display    *dpy;
+
+        mate_settings_profile_start (NULL);
+
+        /* get existing properties */
+        dpy = XOpenDisplay (NULL);
+        g_return_if_fail (dpy != NULL);
+        add_string = g_string_new (XResourceManagerString (dpy));
+
+        g_debug("xft_settings_set_xresources: orig res '%s'", add_string->str);
+
+        update_property (add_string, "Xft.dpi",
+                                g_ascii_dtostr (dpibuf, sizeof (dpibuf), (double) settings->dpi / 1024.0));
+        update_property (add_string, "Xft.antialias",
+                                settings->antialias ? "1" : "0");
+        update_property (add_string, "Xft.hinting",
+                                settings->hinting ? "1" : "0");
+        update_property (add_string, "Xft.hintstyle",
+                                settings->hintstyle);
+        update_property (add_string, "Xft.rgba",
+                                settings->rgba);
+
+        g_debug("xft_settings_set_xresources: new res '%s'", add_string->str);
+
+        /* Set the new X property */
+        XChangeProperty(dpy, RootWindow (dpy, 0),
+                XA_RESOURCE_MANAGER, XA_STRING, 8, PropModeReplace, add_string->str, add_string->len);
+        XCloseDisplay (dpy);
+
+        g_string_free (add_string, TRUE);
+
+        mate_settings_profile_end (NULL);
+}
+
+/* We mirror the Xft properties both through XSETTINGS and through
+ * X resources
+ */
+static void
+update_xft_settings (MateXSettingsManager *manager,
+                     MateConfClient           *client)
+{
+        MateXftSettings settings;
+
+        mate_settings_profile_start (NULL);
+
+        xft_settings_get (client, &settings);
+        xft_settings_set_xsettings (manager, &settings);
+        xft_settings_set_xresources (&settings);
+
+        mate_settings_profile_end (NULL);
+}
+
+static void
+xft_callback (MateConfClient           *client,
+              guint                  cnxn_id,
+              MateConfEntry            *entry,
+              MateXSettingsManager *manager)
+{
+        int i;
+
+        update_xft_settings (manager, client);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_notify (manager->priv->managers [i]);
+        }
+}
+
+static void
+fontconfig_callback (fontconfig_monitor_handle_t *handle,
+                     MateXSettingsManager       *manager)
+{
+        int i;
+        int timestamp = time (NULL);
+
+        mate_settings_profile_start (NULL);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_int (manager->priv->managers [i], "Fontconfig/Timestamp", timestamp);
+                xsettings_manager_notify (manager->priv->managers [i]);
+        }
+        mate_settings_profile_end (NULL);
+}
+
+static gboolean
+start_fontconfig_monitor_idle_cb (MateXSettingsManager *manager)
+{
+        mate_settings_profile_start (NULL);
+
+        manager->priv->fontconfig_handle = fontconfig_monitor_start ((GFunc) fontconfig_callback, manager);
+
+        mate_settings_profile_end (NULL);
+
+        return FALSE;
+}
+
+static void
+start_fontconfig_monitor (MateXSettingsManager  *manager)
+{
+        mate_settings_profile_start (NULL);
+
+        fontconfig_cache_init ();
+
+        g_idle_add ((GSourceFunc) start_fontconfig_monitor_idle_cb, manager);
+
+        mate_settings_profile_end (NULL);
+}
+
+static void
+stop_fontconfig_monitor (MateXSettingsManager  *manager)
+{
+        if (manager->priv->fontconfig_handle) {
+                fontconfig_monitor_stop (manager->priv->fontconfig_handle);
+                manager->priv->fontconfig_handle = NULL;
+        }
+}
+#endif /* HAVE_FONTCONFIG */
+
+static const char *
+type_to_string (MateConfValueType type)
+{
+        switch (type) {
+        case MATECONF_VALUE_INT:
+                return "int";
+        case MATECONF_VALUE_STRING:
+                return "string";
+        case MATECONF_VALUE_FLOAT:
+                return "float";
+        case MATECONF_VALUE_BOOL:
+                return "bool";
+        case MATECONF_VALUE_SCHEMA:
+                return "schema";
+        case MATECONF_VALUE_LIST:
+                return "list";
+        case MATECONF_VALUE_PAIR:
+                return "pair";
+        case MATECONF_VALUE_INVALID:
+                return "*invalid*";
+        default:
+                g_assert_not_reached();
+                return NULL; /* for warnings */
+        }
+}
+
+static void
+process_value (MateXSettingsManager *manager,
+               TranslationEntry      *trans,
+               MateConfValue            *val)
+{
+        if (val == NULL) {
+                int i;
+
+                for (i = 0; manager->priv->managers [i]; i++) {
+                        xsettings_manager_delete_setting (manager->priv->managers [i], trans->xsetting_name);
+                }
+        } else {
+                if (val->type == trans->mateconf_type) {
+                        (* trans->translate) (manager, trans, val);
+                } else {
+                        g_warning (_("MateConf key %s set to type %s but its expected type was %s\n"),
+                                   trans->mateconf_key,
+                                   type_to_string (val->type),
+                                   type_to_string (trans->mateconf_type));
+                }
+        }
+}
+
+static TranslationEntry *
+find_translation_entry (const char *mateconf_key)
+{
+        int i;
+
+        for (i = 0; i < G_N_ELEMENTS (translations); ++i) {
+                if (strcmp (translations[i].mateconf_key, mateconf_key) == 0) {
+                        return &translations[i];
+                }
+        }
+
+        return NULL;
+}
+
+static void
+xsettings_callback (MateConfClient           *client,
+                    guint                  cnxn_id,
+                    MateConfEntry            *entry,
+                    MateXSettingsManager *manager)
+{
+        TranslationEntry *trans;
+        int               i;
+
+        trans = find_translation_entry (entry->key);
+        if (trans == NULL) {
+                return;
+        }
+
+        process_value (manager, trans, entry->value);
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_set_string (manager->priv->managers [i],
+                                              "Net/FallbackIconTheme",
+                                              "mate");
+        }
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_notify (manager->priv->managers [i]);
+        }
+}
+
+static gchar *
+get_gtk_modules (MateConfClient *client)
+{
+        GSList *entries, *l;
+        GString *mods = g_string_new (NULL);
+
+        entries = mateconf_client_all_entries (client, GTK_MODULES_DIR, NULL);
+
+        for (l = entries; l != NULL; l = g_slist_next (l)) {
+                MateConfEntry *e = l->data;
+                MateConfValue *v = mateconf_entry_get_value (e);
+
+                if (v != NULL) {
+                        gboolean enabled = FALSE;
+                        const gchar *key;
+
+                        switch (v->type) {
+                        case MATECONF_VALUE_BOOL:
+                                /* simple enabled/disabled */
+                                enabled = mateconf_value_get_bool (v);
+                                break;
+
+                        /* due to limitations in MateConf (or the client libraries,
+                         * anyway), it is currently impossible to monitor
+                         * arbitrary keys for changes, so these won't update at
+                         * runtime */
+                        case MATECONF_VALUE_STRING:
+                                /* linked to another MateConf key of type bool */
+                                key = mateconf_value_get_string (v);
+                                if (key != NULL && mateconf_valid_key (key, NULL)) {
+                                        enabled = mateconf_client_get_bool (client, key, NULL);
+                                }
+                                break;
+
+                        default:
+                                g_warning ("MateConf entry %s has invalid type %s",
+                                           mateconf_entry_get_key (e), type_to_string (v->type));
+                        }
+
+                        if (enabled) {
+                                const gchar *name;
+                                name = strrchr (mateconf_entry_get_key (e), '/') + 1;
+
+                                if (mods->len > 0) {
+                                        g_string_append_c (mods, ':');
+                                }
+                                g_string_append (mods, name);
+                        }
+                }
+
+                mateconf_entry_free (e);
+        }
+
+        g_slist_free (entries);
+
+        return g_string_free (mods, mods->len == 0);
+}
+
+static void
+gtk_modules_callback (MateConfClient           *client,
+                      guint                  cnxn_id,
+                      MateConfEntry            *entry,
+                      MateXSettingsManager *manager)
+{
+        gchar *modules = get_gtk_modules (client);
+        int i;
+
+        if (modules == NULL) {
+                for (i = 0; manager->priv->managers [i]; ++i) {
+                        xsettings_manager_delete_setting (manager->priv->managers [i], "Gtk/Modules");
+                }
+        } else {
+                g_debug ("Setting GTK modules '%s'", modules);
+                for (i = 0; manager->priv->managers [i]; ++i) {
+                        xsettings_manager_set_string (manager->priv->managers [i],
+                                                      "Gtk/Modules",
+                                                      modules);
+                }
+                g_free (modules);
+        }
+
+        for (i = 0; manager->priv->managers [i]; ++i) {
+                xsettings_manager_notify (manager->priv->managers [i]);
+        }
+}
+
+static guint
+register_config_callback (MateXSettingsManager  *manager,
+                          MateConfClient            *client,
+                          const char             *path,
+                          MateConfClientNotifyFunc   func)
+{
+        return mateconf_client_notify_add (client, path, func, manager, NULL, NULL);
+}
+
+static void
+terminate_cb (void *data)
+{
+        gboolean *terminated = data;
+
+        if (*terminated) {
+                return;
+        }
+
+        *terminated = TRUE;
+
+        gtk_main_quit ();
+}
+
+static gboolean
+setup_xsettings_managers (MateXSettingsManager *manager)
+{
+        GdkDisplay *display;
+        int         i;
+        int         n_screens;
+        gboolean    res;
+        gboolean    terminated;
+
+        display = gdk_display_get_default ();
+        n_screens = gdk_display_get_n_screens (display);
+
+        res = xsettings_manager_check_running (gdk_x11_display_get_xdisplay (display),
+                                               gdk_screen_get_number (gdk_screen_get_default ()));
+        if (res) {
+                g_warning ("You can only run one xsettings manager at a time; exiting");
+                return FALSE;
+        }
+
+        manager->priv->managers = g_new0 (XSettingsManager *, n_screens + 1);
+
+        terminated = FALSE;
+        for (i = 0; i < n_screens; i++) {
+                GdkScreen *screen;
+
+                screen = gdk_display_get_screen (display, i);
+
+                manager->priv->managers [i] = xsettings_manager_new (gdk_x11_display_get_xdisplay (display),
+                                                                     gdk_screen_get_number (screen),
+                                                                     terminate_cb,
+                                                                     &terminated);
+                if (! manager->priv->managers [i]) {
+                        g_warning ("Could not create xsettings manager for screen %d!", i);
+                        return FALSE;
+                }
+        }
+
+        return TRUE;
+}
+
+gboolean
+mate_xsettings_manager_start (MateXSettingsManager *manager,
+                               GError               **error)
+{
+        MateConfClient *client;
+        int          i;
+
+        g_debug ("Starting xsettings manager");
+        mate_settings_profile_start (NULL);
+
+        if (!setup_xsettings_managers (manager)) {
+                g_set_error (error, MSD_XSETTINGS_ERROR,
+                             MSD_XSETTINGS_ERROR_INIT,
+                             "Could not initialize xsettings manager.");
+                return FALSE;
+        }
+
+        client = mateconf_client_get_default ();
+
+        mateconf_client_add_dir (client, MOUSE_SETTINGS_DIR, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+        mateconf_client_add_dir (client, GTK_SETTINGS_DIR, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+        mateconf_client_add_dir (client, INTERFACE_SETTINGS_DIR, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+        mateconf_client_add_dir (client, SOUND_SETTINGS_DIR, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+        mateconf_client_add_dir (client, GTK_MODULES_DIR, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+        mateconf_client_add_dir (client, FONT_RENDER_DIR, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+
+        for (i = 0; i < G_N_ELEMENTS (translations); i++) {
+                MateConfValue *val;
+                GError     *err;
+
+                err = NULL;
+                val = mateconf_client_get (client,
+                                        translations[i].mateconf_key,
+                                        &err);
+
+                if (err != NULL) {
+                        g_warning ("Error getting value for %s: %s",
+                                   translations[i].mateconf_key,
+                                   err->message);
+                        g_error_free (err);
+                } else {
+                        process_value (manager, &translations[i], val);
+                        if (val != NULL) {
+                                mateconf_value_free (val);
+                        }
+                }
+        }
+
+        manager->priv->notify[0] =
+                register_config_callback (manager, client,
+                                          MOUSE_SETTINGS_DIR,
+                                          (MateConfClientNotifyFunc) xsettings_callback);
+        manager->priv->notify[1] =
+                register_config_callback (manager, client,
+                                          GTK_SETTINGS_DIR,
+                                          (MateConfClientNotifyFunc) xsettings_callback);
+        manager->priv->notify[2] =
+                register_config_callback (manager, client,
+                                          INTERFACE_SETTINGS_DIR,
+                                          (MateConfClientNotifyFunc) xsettings_callback);
+        manager->priv->notify[3] =
+                register_config_callback (manager, client,
+                                          SOUND_SETTINGS_DIR,
+                                          (MateConfClientNotifyFunc) xsettings_callback);
+
+        manager->priv->notify[4] =
+                register_config_callback (manager, client,
+                                          GTK_MODULES_DIR,
+                                          (MateConfClientNotifyFunc) gtk_modules_callback);
+        gtk_modules_callback (client, 0, NULL, manager);
+
+#ifdef HAVE_FONTCONFIG
+        manager->priv->notify[5] =
+                register_config_callback (manager, client,
+                                          FONT_RENDER_DIR,
+                                          (MateConfClientNotifyFunc) xft_callback);
+        update_xft_settings (manager, client);
+
+        start_fontconfig_monitor (manager);
+#endif /* HAVE_FONTCONFIG */
+
+        g_object_unref (client);
+
+        for (i = 0; manager->priv->managers [i]; i++)
+                xsettings_manager_set_string (manager->priv->managers [i],
+                                              "Net/FallbackIconTheme",
+                                              "mate");
+
+        for (i = 0; manager->priv->managers [i]; i++) {
+                xsettings_manager_notify (manager->priv->managers [i]);
+        }
+
+
+        mate_settings_profile_end (NULL);
+
+        return TRUE;
+}
+
+void
+mate_xsettings_manager_stop (MateXSettingsManager *manager)
+{
+        MateXSettingsManagerPrivate *p = manager->priv;
+        MateConfClient *client;
+        int i;
+
+        g_debug ("Stopping xsettings manager");
+
+        if (p->managers != NULL) {
+                for (i = 0; p->managers [i]; ++i)
+                        xsettings_manager_destroy (p->managers [i]);
+
+                g_free (p->managers);
+                p->managers = NULL;
+        }
+
+        client = mateconf_client_get_default ();
+
+        mateconf_client_remove_dir (client, MOUSE_SETTINGS_DIR, NULL);
+        mateconf_client_remove_dir (client, GTK_SETTINGS_DIR, NULL);
+        mateconf_client_remove_dir (client, INTERFACE_SETTINGS_DIR, NULL);
+        mateconf_client_remove_dir (client, SOUND_SETTINGS_DIR, NULL);
+        mateconf_client_remove_dir (client, GTK_MODULES_DIR, NULL);
+#ifdef HAVE_FONTCONFIG
+        mateconf_client_remove_dir (client, FONT_RENDER_DIR, NULL);
+
+        stop_fontconfig_monitor (manager);
+#endif /* HAVE_FONTCONFIG */
+
+        for (i = 0; i < G_N_ELEMENTS (p->notify); ++i) {
+                if (p->notify[i] != 0) {
+                        mateconf_client_notify_remove (client, p->notify[i]);
+                        p->notify[i] = 0;
+                }
+        }
+
+        g_object_unref (client);
+}
+
+static void
+mate_xsettings_manager_set_property (GObject        *object,
+                                      guint           prop_id,
+                                      const GValue   *value,
+                                      GParamSpec     *pspec)
+{
+        MateXSettingsManager *self;
+
+        self = MATE_XSETTINGS_MANAGER (object);
+
+        switch (prop_id) {
+        default:
+                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+                break;
+        }
+}
+
+static void
+mate_xsettings_manager_get_property (GObject        *object,
+                                      guint           prop_id,
+                                      GValue         *value,
+                                      GParamSpec     *pspec)
+{
+        MateXSettingsManager *self;
+
+        self = MATE_XSETTINGS_MANAGER (object);
+
+        switch (prop_id) {
+        default:
+                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+                break;
+        }
+}
+
+static GObject *
+mate_xsettings_manager_constructor (GType                  type,
+                                     guint                  n_construct_properties,
+                                     GObjectConstructParam *construct_properties)
+{
+        MateXSettingsManager      *xsettings_manager;
+        MateXSettingsManagerClass *klass;
+
+        klass = MATE_XSETTINGS_MANAGER_CLASS (g_type_class_peek (MATE_TYPE_XSETTINGS_MANAGER));
+
+        xsettings_manager = MATE_XSETTINGS_MANAGER (G_OBJECT_CLASS (mate_xsettings_manager_parent_class)->constructor (type,
+                                                                                                                  n_construct_properties,
+                                                                                                                  construct_properties));
+
+        return G_OBJECT (xsettings_manager);
+}
+
+static void
+mate_xsettings_manager_dispose (GObject *object)
+{
+        MateXSettingsManager *xsettings_manager;
+
+        xsettings_manager = MATE_XSETTINGS_MANAGER (object);
+
+        G_OBJECT_CLASS (mate_xsettings_manager_parent_class)->dispose (object);
+}
+
+static void
+mate_xsettings_manager_class_init (MateXSettingsManagerClass *klass)
+{
+        GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+        object_class->get_property = mate_xsettings_manager_get_property;
+        object_class->set_property = mate_xsettings_manager_set_property;
+        object_class->constructor = mate_xsettings_manager_constructor;
+        object_class->dispose = mate_xsettings_manager_dispose;
+        object_class->finalize = mate_xsettings_manager_finalize;
+
+        g_type_class_add_private (klass, sizeof (MateXSettingsManagerPrivate));
+}
+
+static void
+mate_xsettings_manager_init (MateXSettingsManager *manager)
+{
+        manager->priv = MATE_XSETTINGS_MANAGER_GET_PRIVATE (manager);
+}
+
+static void
+mate_xsettings_manager_finalize (GObject *object)
+{
+        MateXSettingsManager *xsettings_manager;
+
+        g_return_if_fail (object != NULL);
+        g_return_if_fail (MATE_IS_XSETTINGS_MANAGER (object));
+
+        xsettings_manager = MATE_XSETTINGS_MANAGER (object);
+
+        g_return_if_fail (xsettings_manager->priv != NULL);
+
+        G_OBJECT_CLASS (mate_xsettings_manager_parent_class)->finalize (object);
+}
+
+MateXSettingsManager *
+mate_xsettings_manager_new (void)
+{
+        if (manager_object != NULL) {
+                g_object_ref (manager_object);
+        } else {
+                manager_object = g_object_new (MATE_TYPE_XSETTINGS_MANAGER, NULL);
+                g_object_add_weak_pointer (manager_object,
+                                           (gpointer *) &manager_object);
+        }
+
+        return MATE_XSETTINGS_MANAGER (manager_object);
+}