moving from https://github.com/perberos/mate-desktop-environment

1 files changed, 975 insertions, 0 deletions

diff --git a/plugins/a11y-keyboard/gsd-a11y-preferences-dialog.c b/plugins/a11y-keyboard/gsd-a11y-preferences-dialog.c
new file mode 100644
index 0000000..752ee18
--- /dev/null
+++ b/plugins/a11y-keyboard/gsd-a11y-preferences-dialog.c
@@ -0,0 +1,975 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2008 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 <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <glib-object.h>
+#include <gtk/gtk.h>
+
+#include <dbus/dbus-glib.h>
+
+#include <mateconf/mateconf-client.h>
+
+#include "gsd-a11y-preferences-dialog.h"
+
+#define SM_DBUS_NAME      "org.mate.SessionManager"
+#define SM_DBUS_PATH      "/org/mate/SessionManager"
+#define SM_DBUS_INTERFACE "org.mate.SessionManager"
+
+
+#define GSD_A11Y_PREFERENCES_DIALOG_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GSD_TYPE_A11Y_PREFERENCES_DIALOG, GsdA11yPreferencesDialogPrivate))
+
+#define GTKBUILDER_UI_FILE "gsd-a11y-preferences-dialog.ui"
+
+#define KEY_A11Y_DIR              "/desktop/mate/accessibility"
+#define KEY_STICKY_KEYS_ENABLED   KEY_A11Y_DIR "/keyboard/stickykeys_enable"
+#define KEY_BOUNCE_KEYS_ENABLED   KEY_A11Y_DIR "/keyboard/bouncekeys_enable"
+#define KEY_SLOW_KEYS_ENABLED     KEY_A11Y_DIR "/keyboard/slowkeys_enable"
+#define KEY_MOUSE_KEYS_ENABLED    KEY_A11Y_DIR "/keyboard/mousekeys_enable"
+
+#define KEY_AT_DIR                "/desktop/mate/applications/at"
+#define KEY_AT_SCREEN_KEYBOARD_ENABLED  KEY_AT_DIR "/screen_keyboard_enabled"
+#define KEY_AT_SCREEN_MAGNIFIER_ENABLED KEY_AT_DIR "/screen_magnifier_enabled"
+#define KEY_AT_SCREEN_READER_ENABLED    KEY_AT_DIR "/screen_reader_enabled"
+
+#define FONT_RENDER_DIR        "/desktop/mate/font_rendering"
+#define KEY_FONT_DPI           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_LOW_REASONABLE_VALUE 50
+#define DPI_HIGH_REASONABLE_VALUE 500
+
+#define DPI_FACTOR_LARGE   1.25
+#define DPI_FACTOR_LARGER  1.5
+#define DPI_FACTOR_LARGEST 2.0
+#define DPI_DEFAULT        96
+
+#define KEY_GTK_THEME          "/desktop/mate/interface/gtk_theme"
+#define KEY_COLOR_SCHEME       "/desktop/mate/interface/gtk_color_scheme"
+#define KEY_MARCO_THEME     "/apps/marco/general/theme"
+#define KEY_ICON_THEME         "/desktop/mate/interface/icon_theme"
+
+#define HIGH_CONTRAST_THEME    "HighContrast"
+
+struct GsdA11yPreferencesDialogPrivate
+{
+        GtkWidget *sticky_keys_checkbutton;
+        GtkWidget *slow_keys_checkbutton;
+        GtkWidget *bounce_keys_checkbutton;
+
+        GtkWidget *large_print_checkbutton;
+        GtkWidget *high_contrast_checkbutton;
+
+        GtkWidget *screen_reader_checkbutton;
+        GtkWidget *screen_keyboard_checkbutton;
+        GtkWidget *screen_magnifier_checkbutton;
+
+        guint      a11y_dir_cnxn;
+        guint      gsd_a11y_dir_cnxn;
+};
+
+enum {
+        PROP_0,
+};
+
+static void     gsd_a11y_preferences_dialog_class_init  (GsdA11yPreferencesDialogClass *klass);
+static void     gsd_a11y_preferences_dialog_init        (GsdA11yPreferencesDialog      *a11y_preferences_dialog);
+static void     gsd_a11y_preferences_dialog_finalize    (GObject                       *object);
+
+G_DEFINE_TYPE (GsdA11yPreferencesDialog, gsd_a11y_preferences_dialog, GTK_TYPE_DIALOG)
+
+static void
+gsd_a11y_preferences_dialog_set_property (GObject        *object,
+                                          guint           prop_id,
+                                          const GValue   *value,
+                                          GParamSpec     *pspec)
+{
+        switch (prop_id) {
+        default:
+                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+                break;
+        }
+}
+
+static void
+gsd_a11y_preferences_dialog_get_property (GObject        *object,
+                                          guint           prop_id,
+                                          GValue         *value,
+                                          GParamSpec     *pspec)
+{
+        switch (prop_id) {
+        default:
+                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+                break;
+        }
+}
+
+static GObject *
+gsd_a11y_preferences_dialog_constructor (GType                  type,
+                                         guint                  n_construct_properties,
+                                         GObjectConstructParam *construct_properties)
+{
+        GsdA11yPreferencesDialog      *a11y_preferences_dialog;
+
+        a11y_preferences_dialog = GSD_A11Y_PREFERENCES_DIALOG (G_OBJECT_CLASS (gsd_a11y_preferences_dialog_parent_class)->constructor (type,
+                                                                                                                                       n_construct_properties,
+                                                                                                                                       construct_properties));
+
+        return G_OBJECT (a11y_preferences_dialog);
+}
+
+static void
+gsd_a11y_preferences_dialog_dispose (GObject *object)
+{
+        G_OBJECT_CLASS (gsd_a11y_preferences_dialog_parent_class)->dispose (object);
+}
+
+static void
+gsd_a11y_preferences_dialog_class_init (GsdA11yPreferencesDialogClass *klass)
+{
+        GObjectClass   *object_class = G_OBJECT_CLASS (klass);
+
+        object_class->get_property = gsd_a11y_preferences_dialog_get_property;
+        object_class->set_property = gsd_a11y_preferences_dialog_set_property;
+        object_class->constructor = gsd_a11y_preferences_dialog_constructor;
+        object_class->dispose = gsd_a11y_preferences_dialog_dispose;
+        object_class->finalize = gsd_a11y_preferences_dialog_finalize;
+
+        g_type_class_add_private (klass, sizeof (GsdA11yPreferencesDialogPrivate));
+}
+
+static void
+on_response (GsdA11yPreferencesDialog *dialog,
+             gint                      response_id)
+{
+        switch (response_id) {
+        default:
+                break;
+        }
+}
+
+static char *
+config_get_string (const char *key,
+                   gboolean   *is_writable)
+{
+        char        *str;
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+
+        if (is_writable) {
+                *is_writable = mateconf_client_key_is_writable (client,
+                                                             key,
+                                                             NULL);
+        }
+
+        str = mateconf_client_get_string (client, key, NULL);
+
+        g_object_unref (client);
+
+        return str;
+}
+
+static gboolean
+config_get_bool (const char *key,
+                 gboolean   *is_writable)
+{
+        int          enabled;
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+
+        if (is_writable) {
+                *is_writable = mateconf_client_key_is_writable (client,
+                                                             key,
+                                                             NULL);
+        }
+
+        enabled = mateconf_client_get_bool (client, key, NULL);
+
+        g_object_unref (client);
+
+        return enabled;
+}
+
+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;
+                double 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_DEFAULT;
+                } else {
+                        dpi = (width_dpi + height_dpi) / 2.0;
+                }
+        } else {
+                /* Huh!?  No screen? */
+                dpi = DPI_DEFAULT;
+        }
+
+        return dpi;
+}
+
+static gboolean
+config_get_large_print (gboolean *is_writable)
+{
+        gboolean     ret;
+        MateConfClient *client;
+        MateConfValue  *value;
+        gdouble      x_dpi;
+        gdouble      u_dpi;
+
+        client = mateconf_client_get_default ();
+        value = mateconf_client_get_without_default (client, KEY_FONT_DPI, NULL);
+
+        if (value != NULL) {
+                u_dpi = mateconf_value_get_float (value);
+                mateconf_value_free (value);
+        } else {
+                u_dpi = DPI_DEFAULT;
+        }
+
+        x_dpi = get_dpi_from_x_server ();
+
+        g_object_unref (client);
+
+        g_debug ("GsdA11yPreferences: got x-dpi=%f user-dpi=%f", x_dpi, u_dpi);
+
+        ret = (((double)DPI_FACTOR_LARGE * x_dpi) < u_dpi);
+
+        return ret;
+}
+
+static void
+config_set_large_print (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+
+        if (enabled) {
+                gdouble x_dpi;
+                gdouble u_dpi;
+
+                x_dpi = get_dpi_from_x_server ();
+                u_dpi = (double)DPI_FACTOR_LARGER * x_dpi;
+
+                g_debug ("GsdA11yPreferences: setting x-dpi=%f user-dpi=%f", x_dpi, u_dpi);
+
+                mateconf_client_set_float (client, KEY_FONT_DPI, u_dpi, NULL);
+        } else {
+                mateconf_client_unset (client, KEY_FONT_DPI, NULL);
+        }
+
+        g_object_unref (client);
+}
+
+static gboolean
+config_get_high_contrast (gboolean *is_writable)
+{
+        gboolean ret;
+        char    *gtk_theme;
+
+        ret = FALSE;
+
+        gtk_theme = config_get_string (KEY_GTK_THEME, is_writable);
+        if (gtk_theme != NULL && strcmp (gtk_theme, HIGH_CONTRAST_THEME) == 0) {
+                ret = TRUE;
+        }
+        g_free (gtk_theme);
+
+        return ret;
+}
+
+static void
+config_set_high_contrast (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+
+        if (enabled) {
+                mateconf_client_set_string (client, KEY_GTK_THEME, HIGH_CONTRAST_THEME, NULL);
+                mateconf_client_set_string (client, KEY_ICON_THEME, HIGH_CONTRAST_THEME, NULL);
+                /* there isn't a high contrast marco theme afaik */
+        } else {
+                mateconf_client_unset (client, KEY_GTK_THEME, NULL);
+                mateconf_client_unset (client, KEY_ICON_THEME, NULL);
+                mateconf_client_unset (client, KEY_MARCO_THEME, NULL);
+        }
+
+        g_object_unref (client);
+}
+
+static gboolean
+config_get_sticky_keys (gboolean *is_writable)
+{
+        return config_get_bool (KEY_STICKY_KEYS_ENABLED, is_writable);
+}
+
+static void
+config_set_sticky_keys (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+        mateconf_client_set_bool (client, KEY_STICKY_KEYS_ENABLED, enabled, NULL);
+        g_object_unref (client);
+}
+
+static gboolean
+config_get_bounce_keys (gboolean *is_writable)
+{
+        return config_get_bool (KEY_BOUNCE_KEYS_ENABLED, is_writable);
+}
+
+static void
+config_set_bounce_keys (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+        mateconf_client_set_bool (client, KEY_BOUNCE_KEYS_ENABLED, enabled, NULL);
+        g_object_unref (client);
+}
+
+static gboolean
+config_get_slow_keys (gboolean *is_writable)
+{
+        return config_get_bool (KEY_SLOW_KEYS_ENABLED, is_writable);
+}
+
+static void
+config_set_slow_keys (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+        mateconf_client_set_bool (client, KEY_SLOW_KEYS_ENABLED, enabled, NULL);
+        g_object_unref (client);
+}
+
+static gboolean
+config_have_at_mateconf_condition (const char *condition)
+{
+        DBusGProxy      *sm_proxy;
+        DBusGConnection *connection;
+        GError          *error;
+        gboolean         res;
+        gboolean         is_handled;
+
+        error = NULL;
+        connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
+        if (connection == NULL) {
+                g_warning ("Unable to connect to session bus: %s", error->message);
+                return FALSE;
+        }
+        sm_proxy = dbus_g_proxy_new_for_name (connection,
+                                              SM_DBUS_NAME,
+                                              SM_DBUS_PATH,
+                                              SM_DBUS_INTERFACE);
+        if (sm_proxy == NULL) {
+                return FALSE;
+        }
+
+        is_handled = FALSE;
+        res = dbus_g_proxy_call (sm_proxy,
+                                 "IsAutostartConditionHandled",
+                                 &error,
+                                 G_TYPE_STRING, condition,
+                                 G_TYPE_INVALID,
+                                 G_TYPE_BOOLEAN, &is_handled,
+                                 G_TYPE_INVALID);
+        if (! res) {
+                g_warning ("Unable to call IsAutostartConditionHandled (%s): %s",
+                           condition,
+                           error->message);
+        }
+
+        g_object_unref (sm_proxy);
+
+        return is_handled;
+}
+
+static gboolean
+config_get_at_screen_reader (gboolean *is_writable)
+{
+        return config_get_bool (KEY_AT_SCREEN_READER_ENABLED, is_writable);
+}
+
+static gboolean
+config_get_at_screen_keyboard (gboolean *is_writable)
+{
+        return config_get_bool (KEY_AT_SCREEN_KEYBOARD_ENABLED, is_writable);
+}
+
+static gboolean
+config_get_at_screen_magnifier (gboolean *is_writable)
+{
+        return config_get_bool (KEY_AT_SCREEN_MAGNIFIER_ENABLED, is_writable);
+}
+
+static void
+config_set_at_screen_reader (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+        mateconf_client_set_bool (client, KEY_AT_SCREEN_READER_ENABLED, enabled, NULL);
+        g_object_unref (client);
+}
+
+static void
+config_set_at_screen_keyboard (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+        mateconf_client_set_bool (client, KEY_AT_SCREEN_KEYBOARD_ENABLED, enabled, NULL);
+        g_object_unref (client);
+}
+
+static void
+config_set_at_screen_magnifier (gboolean enabled)
+{
+        MateConfClient *client;
+
+        client = mateconf_client_get_default ();
+        mateconf_client_set_bool (client, KEY_AT_SCREEN_MAGNIFIER_ENABLED, enabled, NULL);
+        g_object_unref (client);
+}
+
+static void
+on_sticky_keys_checkbutton_toggled (GtkToggleButton          *button,
+                                    GsdA11yPreferencesDialog *dialog)
+{
+        config_set_sticky_keys (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_bounce_keys_checkbutton_toggled (GtkToggleButton          *button,
+                                 GsdA11yPreferencesDialog *dialog)
+{
+        config_set_bounce_keys (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_slow_keys_checkbutton_toggled (GtkToggleButton          *button,
+                                  GsdA11yPreferencesDialog *dialog)
+{
+        config_set_slow_keys (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_high_contrast_checkbutton_toggled (GtkToggleButton          *button,
+                                      GsdA11yPreferencesDialog *dialog)
+{
+        config_set_high_contrast (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_at_screen_reader_checkbutton_toggled (GtkToggleButton          *button,
+                                         GsdA11yPreferencesDialog *dialog)
+{
+        config_set_at_screen_reader (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_at_screen_keyboard_checkbutton_toggled (GtkToggleButton          *button,
+                                           GsdA11yPreferencesDialog *dialog)
+{
+        config_set_at_screen_keyboard (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_at_screen_magnifier_checkbutton_toggled (GtkToggleButton          *button,
+                                            GsdA11yPreferencesDialog *dialog)
+{
+        config_set_at_screen_magnifier (gtk_toggle_button_get_active (button));
+}
+
+static void
+on_large_print_checkbutton_toggled (GtkToggleButton          *button,
+                                    GsdA11yPreferencesDialog *dialog)
+{
+        config_set_large_print (gtk_toggle_button_get_active (button));
+}
+
+static void
+ui_set_sticky_keys (GsdA11yPreferencesDialog *dialog,
+                    gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->sticky_keys_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->sticky_keys_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_bounce_keys (GsdA11yPreferencesDialog *dialog,
+                    gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->bounce_keys_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->bounce_keys_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_slow_keys (GsdA11yPreferencesDialog *dialog,
+                  gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->slow_keys_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->slow_keys_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_high_contrast (GsdA11yPreferencesDialog *dialog,
+                      gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->high_contrast_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->high_contrast_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_at_screen_reader (GsdA11yPreferencesDialog *dialog,
+                         gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->screen_reader_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->screen_reader_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_at_screen_keyboard (GsdA11yPreferencesDialog *dialog,
+                           gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->screen_keyboard_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->screen_keyboard_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_at_screen_magnifier (GsdA11yPreferencesDialog *dialog,
+                            gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->screen_magnifier_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->screen_magnifier_checkbutton), enabled);
+        }
+}
+
+static void
+ui_set_large_print (GsdA11yPreferencesDialog *dialog,
+                    gboolean                  enabled)
+{
+        gboolean active;
+
+        active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->priv->large_print_checkbutton));
+        if (active != enabled) {
+                gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->priv->large_print_checkbutton), enabled);
+        }
+}
+
+static void
+key_changed_cb (MateConfClient              *client,
+                guint                     cnxn_id,
+                MateConfEntry               *entry,
+                GsdA11yPreferencesDialog *dialog)
+{
+        const char *key;
+        MateConfValue *value;
+
+        key = mateconf_entry_get_key (entry);
+        value = mateconf_entry_get_value (entry);
+
+        if (strcmp (key, KEY_STICKY_KEYS_ENABLED) == 0) {
+                if (value->type == MATECONF_VALUE_BOOL) {
+                        gboolean enabled;
+
+                        enabled = mateconf_value_get_bool (value);
+                        ui_set_sticky_keys (dialog, enabled);
+                } else {
+                        g_warning ("Error retrieving configuration key '%s': Invalid type",
+                                   key);
+                }
+        } else if (strcmp (key, KEY_BOUNCE_KEYS_ENABLED) == 0) {
+                if (value->type == MATECONF_VALUE_BOOL) {
+                        gboolean enabled;
+
+                        enabled = mateconf_value_get_bool (value);
+                        ui_set_bounce_keys (dialog, enabled);
+                } else {
+                        g_warning ("Error retrieving configuration key '%s': Invalid type",
+                                   key);
+                }
+        } else if (strcmp (key, KEY_SLOW_KEYS_ENABLED) == 0) {
+                if (value->type == MATECONF_VALUE_BOOL) {
+                        gboolean enabled;
+
+                        enabled = mateconf_value_get_bool (value);
+                        ui_set_slow_keys (dialog, enabled);
+                } else {
+                        g_warning ("Error retrieving configuration key '%s': Invalid type",
+                                   key);
+                }
+        } else if (strcmp (key, KEY_AT_SCREEN_READER_ENABLED) == 0) {
+                if (value->type == MATECONF_VALUE_BOOL) {
+                        gboolean enabled;
+
+                        enabled = mateconf_value_get_bool (value);
+                        ui_set_at_screen_reader (dialog, enabled);
+                } else {
+                        g_warning ("Error retrieving configuration key '%s': Invalid type",
+                                   key);
+                }
+        } else if (strcmp (key, KEY_AT_SCREEN_KEYBOARD_ENABLED) == 0) {
+                if (value->type == MATECONF_VALUE_BOOL) {
+                        gboolean enabled;
+
+                        enabled = mateconf_value_get_bool (value);
+                        ui_set_at_screen_keyboard (dialog, enabled);
+                } else {
+                        g_warning ("Error retrieving configuration key '%s': Invalid type",
+                                   key);
+                }
+        } else if (strcmp (key, KEY_AT_SCREEN_MAGNIFIER_ENABLED) == 0) {
+                if (value->type == MATECONF_VALUE_BOOL) {
+                        gboolean enabled;
+
+                        enabled = mateconf_value_get_bool (value);
+                        ui_set_at_screen_magnifier (dialog, enabled);
+                } else {
+                        g_warning ("Error retrieving configuration key '%s': Invalid type",
+                                   key);
+                }
+        } else {
+                g_debug ("Config key not handled: %s", key);
+        }
+}
+
+static void
+setup_dialog (GsdA11yPreferencesDialog *dialog,
+              GtkBuilder               *builder)
+{
+        GtkWidget   *widget;
+        gboolean     enabled;
+        gboolean     is_writable;
+        MateConfClient *client;
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "sticky_keys_checkbutton"));
+        dialog->priv->sticky_keys_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_sticky_keys_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_sticky_keys (&is_writable);
+        ui_set_sticky_keys (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "bounce_keys_checkbutton"));
+        dialog->priv->bounce_keys_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_bounce_keys_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_bounce_keys (&is_writable);
+        ui_set_bounce_keys (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "slow_keys_checkbutton"));
+        dialog->priv->slow_keys_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_slow_keys_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_slow_keys (&is_writable);
+        ui_set_slow_keys (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "high_contrast_checkbutton"));
+        dialog->priv->high_contrast_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_high_contrast_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_high_contrast (&is_writable);
+        ui_set_high_contrast (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "at_screen_keyboard_checkbutton"));
+        dialog->priv->screen_keyboard_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_at_screen_keyboard_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_at_screen_keyboard (&is_writable);
+        ui_set_at_screen_keyboard (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+        gtk_widget_set_no_show_all (widget, TRUE);
+        if (config_have_at_mateconf_condition ("MATE " KEY_AT_SCREEN_KEYBOARD_ENABLED)) {
+                gtk_widget_show_all (widget);
+        } else {
+                gtk_widget_hide (widget);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "at_screen_reader_checkbutton"));
+        dialog->priv->screen_reader_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_at_screen_reader_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_at_screen_reader (&is_writable);
+        ui_set_at_screen_reader (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+        gtk_widget_set_no_show_all (widget, TRUE);
+        if (config_have_at_mateconf_condition ("MATE " KEY_AT_SCREEN_READER_ENABLED)) {
+                gtk_widget_show_all (widget);
+        } else {
+                gtk_widget_hide (widget);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "at_screen_magnifier_checkbutton"));
+        dialog->priv->screen_magnifier_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_at_screen_magnifier_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_at_screen_magnifier (&is_writable);
+        ui_set_at_screen_magnifier (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+        gtk_widget_set_no_show_all (widget, TRUE);
+        if (config_have_at_mateconf_condition ("MATE " KEY_AT_SCREEN_MAGNIFIER_ENABLED)) {
+                gtk_widget_show_all (widget);
+        } else {
+                gtk_widget_hide (widget);
+        }
+
+        widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                     "large_print_checkbutton"));
+        dialog->priv->large_print_checkbutton = widget;
+        g_signal_connect (widget,
+                          "toggled",
+                          G_CALLBACK (on_large_print_checkbutton_toggled),
+                          NULL);
+        enabled = config_get_large_print (&is_writable);
+        ui_set_large_print (dialog, enabled);
+        if (! is_writable) {
+                gtk_widget_set_sensitive (widget, FALSE);
+        }
+
+
+        client = mateconf_client_get_default ();
+        mateconf_client_add_dir (client,
+                              KEY_A11Y_DIR,
+                              MATECONF_CLIENT_PRELOAD_ONELEVEL,
+                              NULL);
+        dialog->priv->a11y_dir_cnxn = mateconf_client_notify_add (client,
+                                                               KEY_A11Y_DIR,
+                                                               (MateConfClientNotifyFunc)key_changed_cb,
+                                                               dialog,
+                                                               NULL,
+                                                               NULL);
+
+        mateconf_client_add_dir (client,
+                              KEY_AT_DIR,
+                              MATECONF_CLIENT_PRELOAD_ONELEVEL,
+                              NULL);
+        dialog->priv->gsd_a11y_dir_cnxn = mateconf_client_notify_add (client,
+                                                                   KEY_AT_DIR,
+                                                                   (MateConfClientNotifyFunc)key_changed_cb,
+                                                                   dialog,
+                                                                   NULL,
+                                                                   NULL);
+
+        g_object_unref (client);
+}
+
+static void
+gsd_a11y_preferences_dialog_init (GsdA11yPreferencesDialog *dialog)
+{
+        static const gchar *ui_file_path = GTKBUILDERDIR "/" GTKBUILDER_UI_FILE;
+        gchar *objects[] = {"main_box", NULL};
+        GError *error = NULL;
+        GtkBuilder  *builder;
+
+        dialog->priv = GSD_A11Y_PREFERENCES_DIALOG_GET_PRIVATE (dialog);
+
+        builder = gtk_builder_new ();
+        gtk_builder_set_translation_domain (builder, PACKAGE);
+        if (gtk_builder_add_objects_from_file (builder, ui_file_path, objects,
+                                               &error) == 0) {
+                g_warning ("Could not load A11Y-UI: %s", error->message);
+                g_error_free (error);
+        } else {
+                GtkWidget *widget;
+
+                widget = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                             "main_box"));
+                gtk_container_add (GTK_CONTAINER (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+                                   widget);
+                gtk_container_set_border_width (GTK_CONTAINER (widget), 12);
+                setup_dialog (dialog, builder);
+       }
+
+        g_object_unref (builder);
+
+        gtk_container_set_border_width (GTK_CONTAINER (dialog), 12);
+        gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
+        gtk_window_set_title (GTK_WINDOW (dialog), _("Universal Access Preferences"));
+        gtk_window_set_icon_name (GTK_WINDOW (dialog), "preferences-desktop-accessibility");
+        g_object_set (dialog,
+                      "allow-shrink", FALSE,
+                      "allow-grow", FALSE,
+                      NULL);
+
+        gtk_dialog_add_buttons (GTK_DIALOG (dialog),
+                                GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
+                                NULL);
+        g_signal_connect (dialog,
+                          "response",
+                          G_CALLBACK (on_response),
+                          dialog);
+
+
+        gtk_widget_show_all (GTK_WIDGET (dialog));
+}
+
+static void
+gsd_a11y_preferences_dialog_finalize (GObject *object)
+{
+        GsdA11yPreferencesDialog *dialog;
+        MateConfClient              *client;
+
+        g_return_if_fail (object != NULL);
+        g_return_if_fail (GSD_IS_A11Y_PREFERENCES_DIALOG (object));
+
+        dialog = GSD_A11Y_PREFERENCES_DIALOG (object);
+
+        g_return_if_fail (dialog->priv != NULL);
+
+        client = mateconf_client_get_default ();
+
+        if (dialog->priv->a11y_dir_cnxn > 0) {
+                mateconf_client_notify_remove (client, dialog->priv->a11y_dir_cnxn);
+        }
+        if (dialog->priv->gsd_a11y_dir_cnxn > 0) {
+                mateconf_client_notify_remove (client, dialog->priv->gsd_a11y_dir_cnxn);
+        }
+
+        g_object_unref (client);
+
+        G_OBJECT_CLASS (gsd_a11y_preferences_dialog_parent_class)->finalize (object);
+}
+
+GtkWidget *
+gsd_a11y_preferences_dialog_new (void)
+{
+        GObject *object;
+
+        object = g_object_new (GSD_TYPE_A11Y_PREFERENCES_DIALOG,
+                               NULL);
+
+        return GTK_WIDGET (object);
+}