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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:51:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:51:51 +0000
commitb0e30ceba2288eab10c6ff7be0ac0cb05a9ed0b7 (patch)
tree9f1d8a08a8cbd19d28ec2d31027f8a7ccd90de0d /plugins/a11y-settings/gsd-a11y-settings-manager.c
parentInitial commit. (diff)
downloadgnome-settings-daemon-b0e30ceba2288eab10c6ff7be0ac0cb05a9ed0b7.tar.xz
gnome-settings-daemon-b0e30ceba2288eab10c6ff7be0ac0cb05a9ed0b7.zip
Adding upstream version 43.0.upstream/43.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--plugins/a11y-settings/gsd-a11y-settings-manager.c165
1 files changed, 165 insertions, 0 deletions
diff --git a/plugins/a11y-settings/gsd-a11y-settings-manager.c b/plugins/a11y-settings/gsd-a11y-settings-manager.c
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+++ b/plugins/a11y-settings/gsd-a11y-settings-manager.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#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 <locale.h>
+
+#include <glib.h>
+#include <gio/gio.h>
+
+#include "gnome-settings-profile.h"
+#include "gsd-a11y-settings-manager.h"
+
+struct _GsdA11ySettingsManager
+{
+ GObject parent;
+
+ GSettings *interface_settings;
+ GSettings *a11y_apps_settings;
+};
+
+enum {
+ PROP_0,
+};
+
+static void gsd_a11y_settings_manager_class_init (GsdA11ySettingsManagerClass *klass);
+static void gsd_a11y_settings_manager_init (GsdA11ySettingsManager *a11y_settings_manager);
+static void gsd_a11y_settings_manager_finalize (GObject *object);
+
+G_DEFINE_TYPE (GsdA11ySettingsManager, gsd_a11y_settings_manager, G_TYPE_OBJECT)
+
+static gpointer manager_object = NULL;
+
+static void
+apps_settings_changed (GSettings *settings,
+ const char *key,
+ GsdA11ySettingsManager *manager)
+{
+ gboolean screen_reader, keyboard, magnifier;
+
+ if (g_str_equal (key, "screen-reader-enabled") == FALSE &&
+ g_str_equal (key, "screen-keyboard-enabled") == FALSE &&
+ g_str_equal (key, "screen-magnifier-enabled") == FALSE)
+ return;
+
+ g_debug ("screen reader, OSK or magnifier enablement changed");
+
+ screen_reader = g_settings_get_boolean (manager->a11y_apps_settings, "screen-reader-enabled");
+ keyboard = g_settings_get_boolean (manager->a11y_apps_settings, "screen-keyboard-enabled");
+ magnifier = g_settings_get_boolean (manager->a11y_apps_settings, "screen-magnifier-enabled");
+
+ if (screen_reader || keyboard || magnifier) {
+ g_debug ("Enabling toolkit-accessibility, screen reader, OSK or magnifier enabled");
+ g_settings_set_boolean (manager->interface_settings, "toolkit-accessibility", TRUE);
+ } else if (screen_reader == FALSE && keyboard == FALSE && magnifier == FALSE) {
+ g_debug ("Disabling toolkit-accessibility, screen reader, OSK and magnifier disabled");
+ g_settings_set_boolean (manager->interface_settings, "toolkit-accessibility", FALSE);
+ }
+}
+
+gboolean
+gsd_a11y_settings_manager_start (GsdA11ySettingsManager *manager,
+ GError **error)
+{
+ g_debug ("Starting a11y_settings manager");
+ gnome_settings_profile_start (NULL);
+
+ manager->interface_settings = g_settings_new ("org.gnome.desktop.interface");
+ manager->a11y_apps_settings = g_settings_new ("org.gnome.desktop.a11y.applications");
+
+ g_signal_connect (G_OBJECT (manager->a11y_apps_settings), "changed",
+ G_CALLBACK (apps_settings_changed), manager);
+
+ /* If any of the screen reader, on-screen keyboard or magnifier are
+ * enabled, make sure a11y is enabled for the toolkits.
+ * We don't do the same thing for the reverse so it's possible to
+ * enable AT-SPI for the toolkits without using an a11y app */
+ if (g_settings_get_boolean (manager->a11y_apps_settings, "screen-keyboard-enabled") ||
+ g_settings_get_boolean (manager->a11y_apps_settings, "screen-reader-enabled") ||
+ g_settings_get_boolean (manager->a11y_apps_settings, "screen-magnifier-enabled"))
+ g_settings_set_boolean (manager->interface_settings, "toolkit-accessibility", TRUE);
+
+ gnome_settings_profile_end (NULL);
+ return TRUE;
+}
+
+void
+gsd_a11y_settings_manager_stop (GsdA11ySettingsManager *manager)
+{
+ if (manager->interface_settings) {
+ g_object_unref (manager->interface_settings);
+ manager->interface_settings = NULL;
+ }
+ if (manager->a11y_apps_settings) {
+ g_object_unref (manager->a11y_apps_settings);
+ manager->a11y_apps_settings = NULL;
+ }
+ g_debug ("Stopping a11y_settings manager");
+}
+
+static void
+gsd_a11y_settings_manager_class_init (GsdA11ySettingsManagerClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = gsd_a11y_settings_manager_finalize;
+}
+
+static void
+gsd_a11y_settings_manager_init (GsdA11ySettingsManager *manager)
+{
+}
+
+static void
+gsd_a11y_settings_manager_finalize (GObject *object)
+{
+ GsdA11ySettingsManager *a11y_settings_manager;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (GSD_IS_A11Y_SETTINGS_MANAGER (object));
+
+ a11y_settings_manager = GSD_A11Y_SETTINGS_MANAGER (object);
+
+ gsd_a11y_settings_manager_stop (a11y_settings_manager);
+
+ G_OBJECT_CLASS (gsd_a11y_settings_manager_parent_class)->finalize (object);
+}
+
+GsdA11ySettingsManager *
+gsd_a11y_settings_manager_new (void)
+{
+ if (manager_object != NULL) {
+ g_object_ref (manager_object);
+ } else {
+ manager_object = g_object_new (GSD_TYPE_A11Y_SETTINGS_MANAGER, NULL);
+ g_object_add_weak_pointer (manager_object,
+ (gpointer *) &manager_object);
+ }
+
+ return GSD_A11Y_SETTINGS_MANAGER (manager_object);
+}