575 lines
20 KiB
C
575 lines
20 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
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*
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* Copyright (C) 2010 Intel, Inc
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* Copyright (C) 2008 William Jon McCann <jmccann@redhat.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Thomas Wood <thomas.wood@intel.com>
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* Rodrigo Moya <rodrigo@gnome.org>
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*
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*/
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#include <config.h>
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#include <math.h>
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#include <glib/gi18n-lib.h>
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#include <gdesktop-enums.h>
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#include "cc-ua-panel.h"
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#include "cc-ua-resources.h"
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#include "cc-cursor-blinking-dialog.h"
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#include "cc-cursor-size-dialog.h"
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#include "cc-pointing-dialog.h"
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#include "cc-repeat-keys-dialog.h"
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#include "cc-typing-dialog.h"
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#include "cc-visual-alerts-dialog.h"
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#include "cc-zoom-options-dialog.h"
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#define DPI_FACTOR_LARGE 1.25
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#define DPI_FACTOR_NORMAL 1.0
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#define HIGH_CONTRAST_THEME "HighContrast"
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/* shell settings */
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#define A11Y_SETTINGS "org.gnome.desktop.a11y"
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#define KEY_ALWAYS_SHOW_STATUS "always-show-universal-access-status"
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/* a11y interface settings */
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#define A11Y_INTERFACE_SETTINGS "org.gnome.desktop.a11y.interface"
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#define KEY_HIGH_CONTRAST "high-contrast"
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/* interface settings */
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#define INTERFACE_SETTINGS "org.gnome.desktop.interface"
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#define KEY_TEXT_SCALING_FACTOR "text-scaling-factor"
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#define KEY_GTK_THEME "gtk-theme"
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#define KEY_ICON_THEME "icon-theme"
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#define KEY_CURSOR_BLINKING "cursor-blink"
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#define KEY_CURSOR_BLINKING_TIME "cursor-blink-time"
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#define KEY_MOUSE_CURSOR_SIZE "cursor-size"
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#define KEY_LOCATE_POINTER "locate-pointer"
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#define KEY_ENABLE_ANIMATIONS "enable-animations"
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/* application settings */
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#define APPLICATION_SETTINGS "org.gnome.desktop.a11y.applications"
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#define KEY_SCREEN_KEYBOARD_ENABLED "screen-keyboard-enabled"
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#define KEY_SCREEN_MAGNIFIER_ENABLED "screen-magnifier-enabled"
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#define KEY_SCREEN_READER_ENABLED "screen-reader-enabled"
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/* wm settings */
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#define WM_SETTINGS "org.gnome.desktop.wm.preferences"
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#define KEY_VISUAL_BELL_ENABLED "visual-bell"
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/* keyboard settings */
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#define KEYBOARD_SETTINGS "org.gnome.desktop.a11y.keyboard"
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#define KEY_KEYBOARD_TOGGLE "enable"
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#define KEY_STICKYKEYS_ENABLED "stickykeys-enable"
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#define KEY_STICKYKEYS_TWO_KEY_OFF "stickykeys-two-key-off"
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#define KEY_STICKYKEYS_MODIFIER_BEEP "stickykeys-modifier-beep"
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#define KEY_SLOWKEYS_ENABLED "slowkeys-enable"
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#define KEY_SLOWKEYS_DELAY "slowkeys-delay"
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#define KEY_SLOWKEYS_BEEP_PRESS "slowkeys-beep-press"
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#define KEY_SLOWKEYS_BEEP_ACCEPT "slowkeys-beep-accept"
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#define KEY_SLOWKEYS_BEEP_REJECT "slowkeys-beep-reject"
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#define KEY_BOUNCEKEYS_ENABLED "bouncekeys-enable"
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#define KEY_BOUNCEKEYS_DELAY "bouncekeys-delay"
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#define KEY_BOUNCEKEYS_BEEP_REJECT "bouncekeys-beep-reject"
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#define KEY_MOUSEKEYS_ENABLED "mousekeys-enable"
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#define KEY_TOGGLEKEYS_ENABLED "togglekeys-enable"
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/* keyboard desktop settings */
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#define KEYBOARD_DESKTOP_SETTINGS "org.gnome.desktop.peripherals.keyboard"
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#define KEY_REPEAT_KEYS "repeat"
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/* mouse settings */
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#define MOUSE_SETTINGS "org.gnome.desktop.a11y.mouse"
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#define KEY_SECONDARY_CLICK_ENABLED "secondary-click-enabled"
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#define KEY_SECONDARY_CLICK_TIME "secondary-click-time"
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#define KEY_DWELL_CLICK_ENABLED "dwell-click-enabled"
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#define KEY_DWELL_TIME "dwell-time"
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#define KEY_DWELL_THRESHOLD "dwell-threshold"
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#define MOUSE_PERIPHERAL_SETTINGS "org.gnome.desktop.peripherals.mouse"
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#define KEY_DOUBLE_CLICK_DELAY "double-click"
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struct _CcUaPanel
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{
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CcPanel parent_instance;
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GtkLabel *accessx_label;
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AdwActionRow *accessx_row;
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GtkLabel *click_assist_label;
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AdwActionRow *click_assist_row;
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GtkLabel *cursor_blinking_label;
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AdwActionRow *cursor_blinking_row;
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GtkLabel *cursor_size_label;
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AdwActionRow *cursor_size_row;
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GtkScale *double_click_delay_scale;
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GtkSwitch *enable_animations_switch;
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GtkSwitch *highcontrast_enable_switch;
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GtkSwitch *large_text_enable_switch;
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GtkSwitch *locate_pointer_enable_switch;
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GtkSwitch *mouse_keys_enable_switch;
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GtkLabel *repeat_keys_label;
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AdwActionRow *repeat_keys_row;
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GtkSwitch *screen_keyboard_enable_switch;
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GtkSwitch *screen_reader_switch;
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AdwActionRow *screen_reader_row;
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GtkSwitch *show_status_switch;
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GtkSwitch *sound_keys_switch;
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AdwActionRow *sound_keys_row;
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GtkLabel *visual_alerts_label;
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AdwActionRow *visual_alerts_row;
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GtkLabel *zoom_label;
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AdwActionRow *zoom_row;
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GSettings *wm_settings;
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GSettings *a11y_settings;
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GSettings *a11y_interface_settings;
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GSettings *interface_settings;
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GSettings *kb_settings;
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GSettings *mouse_settings;
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GSettings *kb_desktop_settings;
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GSettings *application_settings;
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GSettings *gds_mouse_settings;
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};
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CC_PANEL_REGISTER (CcUaPanel, cc_ua_panel)
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static void
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run_dialog (CcUaPanel *self, GtkDialog *dialog)
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{
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GtkNative *native = gtk_widget_get_native (GTK_WIDGET (self));
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gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (native));
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gtk_window_present (GTK_WINDOW (dialog));
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}
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static void
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activate_row (CcUaPanel *self, AdwActionRow *row)
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{
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if (row == self->zoom_row)
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{
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run_dialog (self, GTK_DIALOG (cc_zoom_options_dialog_new ()));
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}
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else if (row == self->cursor_size_row)
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{
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run_dialog (self, GTK_DIALOG (cc_cursor_size_dialog_new ()));
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}
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else if (row == self->visual_alerts_row)
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{
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run_dialog (self, GTK_DIALOG (cc_visual_alerts_dialog_new ()));
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}
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else if (row == self->repeat_keys_row)
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{
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run_dialog (self, GTK_DIALOG (cc_repeat_keys_dialog_new ()));
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}
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else if (row == self->cursor_blinking_row)
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{
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run_dialog (self, GTK_DIALOG (cc_cursor_blinking_dialog_new ()));
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}
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else if (row == self->accessx_row)
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{
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run_dialog (self, GTK_DIALOG (cc_typing_dialog_new ()));
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}
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else if (row == self->click_assist_row)
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{
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run_dialog (self, GTK_DIALOG (cc_pointing_dialog_new ()));
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}
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}
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static void
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cc_ua_panel_dispose (GObject *object)
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{
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CcUaPanel *self = CC_UA_PANEL (object);
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g_clear_object (&self->wm_settings);
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g_clear_object (&self->a11y_settings);
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g_clear_object (&self->a11y_interface_settings);
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g_clear_object (&self->interface_settings);
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g_clear_object (&self->kb_settings);
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g_clear_object (&self->mouse_settings);
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g_clear_object (&self->kb_desktop_settings);
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g_clear_object (&self->application_settings);
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g_clear_object (&self->gds_mouse_settings);
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G_OBJECT_CLASS (cc_ua_panel_parent_class)->dispose (object);
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}
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static const char *
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cc_ua_panel_get_help_uri (CcPanel *panel)
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{
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return "help:gnome-help/a11y";
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}
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static void
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cc_ua_panel_class_init (CcUaPanelClass *klass)
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{
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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CcPanelClass *panel_class = CC_PANEL_CLASS (klass);
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panel_class->get_help_uri = cc_ua_panel_get_help_uri;
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object_class->dispose = cc_ua_panel_dispose;
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/universal-access/cc-ua-panel.ui");
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, accessx_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, accessx_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, click_assist_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, click_assist_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, cursor_blinking_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, cursor_blinking_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, cursor_size_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, cursor_size_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, double_click_delay_scale);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, enable_animations_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, highcontrast_enable_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, large_text_enable_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, locate_pointer_enable_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, mouse_keys_enable_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, repeat_keys_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, repeat_keys_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, screen_keyboard_enable_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, screen_reader_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, screen_reader_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, show_status_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, sound_keys_switch);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, sound_keys_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, visual_alerts_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, visual_alerts_row);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, zoom_label);
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gtk_widget_class_bind_template_child (widget_class, CcUaPanel, zoom_row);
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gtk_widget_class_bind_template_callback (widget_class, activate_row);
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}
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/* seeing section */
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static gboolean
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is_large_factor (gdouble factor)
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{
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return (factor > DPI_FACTOR_NORMAL);
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}
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static gboolean
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get_large_text_mapping (GValue *value,
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GVariant *variant,
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gpointer user_data)
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{
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gdouble factor;
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factor = g_variant_get_double (variant);
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g_value_set_boolean (value, is_large_factor (factor));
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return TRUE;
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}
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static GVariant *
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set_large_text_mapping (const GValue *value,
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const GVariantType *expected_type,
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gpointer user_data)
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{
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gboolean large;
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GSettings *settings = user_data;
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GVariant *ret = NULL;
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large = g_value_get_boolean (value);
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if (large)
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ret = g_variant_new_double (DPI_FACTOR_LARGE);
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else
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g_settings_reset (settings, KEY_TEXT_SCALING_FACTOR);
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return ret;
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}
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static gboolean
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get_contrast_mapping (GValue *value,
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GVariant *variant,
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gpointer user_data)
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{
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gboolean hc;
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hc = g_variant_get_boolean (variant);
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g_value_set_boolean (value, hc);
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return TRUE;
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}
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static GVariant *
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set_contrast_mapping (const GValue *value,
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const GVariantType *expected_type,
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gpointer user_data)
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{
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gboolean hc;
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CcUaPanel *self = user_data;
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hc = g_value_get_boolean (value);
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if (hc)
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{
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g_settings_set_string (self->interface_settings, KEY_GTK_THEME, HIGH_CONTRAST_THEME);
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g_settings_set_string (self->interface_settings, KEY_ICON_THEME, HIGH_CONTRAST_THEME);
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}
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else
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{
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g_settings_reset (self->interface_settings, KEY_GTK_THEME);
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g_settings_reset (self->interface_settings, KEY_ICON_THEME);
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}
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return g_variant_new_boolean (hc);
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}
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static gboolean
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on_off_label_mapping_get (GValue *value,
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GVariant *variant,
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gpointer user_data)
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{
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g_value_set_string (value, g_variant_get_boolean (variant) ? _("On") : _("Off"));
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return TRUE;
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}
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static gboolean
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cursor_size_label_mapping_get (GValue *value,
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GVariant *variant,
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gpointer user_data)
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{
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char *label;
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int cursor_size;
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cursor_size = g_variant_get_int32 (variant);
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switch (cursor_size)
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{
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case 24:
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/* translators: the labels will read:
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* Cursor Size: Default */
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label = g_strdup (C_("cursor size", "Default"));
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break;
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case 32:
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label = g_strdup (C_("cursor size", "Medium"));
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break;
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case 48:
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label = g_strdup (C_("cursor size", "Large"));
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break;
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case 64:
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label = g_strdup (C_("cursor size", "Larger"));
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break;
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case 96:
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label = g_strdup (C_("cursor size", "Largest"));
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break;
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default:
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label = g_strdup_printf (g_dngettext (GETTEXT_PACKAGE,
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"%d pixel",
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"%d pixels",
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cursor_size),
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cursor_size);
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break;
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}
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g_value_take_string (value, label);
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return TRUE;
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}
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static void
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cc_ua_panel_init_status (CcUaPanel *self)
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{
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g_settings_bind (self->a11y_settings, KEY_ALWAYS_SHOW_STATUS,
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self->show_status_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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}
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static void
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cc_ua_panel_init_seeing (CcUaPanel *self)
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{
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g_settings_bind_with_mapping (self->a11y_interface_settings, KEY_HIGH_CONTRAST,
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self->highcontrast_enable_switch,
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"active", G_SETTINGS_BIND_DEFAULT,
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get_contrast_mapping,
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set_contrast_mapping,
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self,
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NULL);
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/* enable animation */
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g_settings_bind (self->interface_settings, KEY_ENABLE_ANIMATIONS,
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self->enable_animations_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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/* large text */
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g_settings_bind_with_mapping (self->interface_settings, KEY_TEXT_SCALING_FACTOR,
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self->large_text_enable_switch,
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"active", G_SETTINGS_BIND_DEFAULT,
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get_large_text_mapping,
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set_large_text_mapping,
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self->interface_settings,
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NULL);
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/* screen reader */
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g_settings_bind (self->application_settings, "screen-reader-enabled",
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self->screen_reader_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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/* sound keys */
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g_settings_bind (self->kb_settings, KEY_TOGGLEKEYS_ENABLED,
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self->sound_keys_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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/* cursor size */
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g_settings_bind_with_mapping (self->interface_settings, KEY_MOUSE_CURSOR_SIZE, // FIXME
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self->cursor_size_label,
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"label", G_SETTINGS_BIND_GET,
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cursor_size_label_mapping_get,
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NULL, NULL, NULL);
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/* zoom */
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g_settings_bind_with_mapping (self->application_settings, "screen-magnifier-enabled",
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self->zoom_label,
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"label", G_SETTINGS_BIND_GET,
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on_off_label_mapping_get,
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NULL, NULL, NULL);
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}
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/* hearing/sound section */
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static void
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cc_ua_panel_init_hearing (CcUaPanel *self)
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{
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g_settings_bind_with_mapping (self->wm_settings, KEY_VISUAL_BELL_ENABLED,
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self->visual_alerts_label,
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"label", G_SETTINGS_BIND_GET,
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on_off_label_mapping_get,
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NULL, NULL, NULL);
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}
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/* typing/keyboard section */
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static void
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on_repeat_keys_toggled (CcUaPanel *self)
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{
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gboolean on;
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on = g_settings_get_boolean (self->kb_desktop_settings, KEY_REPEAT_KEYS);
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gtk_label_set_text (self->repeat_keys_label, on ? _("On") : _("Off"));
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}
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static void
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on_cursor_blinking_toggled (CcUaPanel *self)
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{
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gboolean on;
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on = g_settings_get_boolean (self->interface_settings, KEY_CURSOR_BLINKING);
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gtk_label_set_text (self->cursor_blinking_label, on ? _("On") : _("Off"));
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}
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static void
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update_accessx_label (CcUaPanel *self)
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{
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gboolean on;
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on = g_settings_get_boolean (self->kb_settings, KEY_STICKYKEYS_ENABLED) ||
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g_settings_get_boolean (self->kb_settings, KEY_SLOWKEYS_ENABLED) ||
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g_settings_get_boolean (self->kb_settings, KEY_BOUNCEKEYS_ENABLED);
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gtk_label_set_text (self->accessx_label, on ? _("On") : _("Off"));
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}
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static void
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cc_ua_panel_init_keyboard (CcUaPanel *self)
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{
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/* on-screen keyboard */
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g_settings_bind (self->application_settings, KEY_SCREEN_KEYBOARD_ENABLED,
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self->screen_keyboard_enable_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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/* Repeat keys */
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g_signal_connect_object (self->kb_desktop_settings, "changed",
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G_CALLBACK (on_repeat_keys_toggled), self, G_CONNECT_SWAPPED);
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on_repeat_keys_toggled (self);
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/* Cursor Blinking */
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g_signal_connect_object (self->interface_settings, "changed",
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G_CALLBACK (on_cursor_blinking_toggled), self, G_CONNECT_SWAPPED);
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on_cursor_blinking_toggled (self);
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/* accessx */
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g_signal_connect_object (self->kb_settings, "changed",
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G_CALLBACK (update_accessx_label), self, G_CONNECT_SWAPPED);
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update_accessx_label (self);
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}
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/* mouse/pointing & clicking section */
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static void
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update_click_assist_label (CcUaPanel *self)
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{
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gboolean on;
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on = g_settings_get_boolean (self->mouse_settings, KEY_SECONDARY_CLICK_ENABLED) ||
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g_settings_get_boolean (self->mouse_settings, KEY_DWELL_CLICK_ENABLED);
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gtk_label_set_text (self->click_assist_label, on ? _("On") : _("Off"));
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}
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static void
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cc_ua_panel_init_mouse (CcUaPanel *self)
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{
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g_settings_bind (self->kb_settings, KEY_MOUSEKEYS_ENABLED,
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self->mouse_keys_enable_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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g_settings_bind (self->interface_settings, KEY_LOCATE_POINTER,
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self->locate_pointer_enable_switch, "active",
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G_SETTINGS_BIND_DEFAULT);
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g_signal_connect_object (self->mouse_settings, "changed",
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G_CALLBACK (update_click_assist_label), self, G_CONNECT_SWAPPED);
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update_click_assist_label (self);
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g_settings_bind (self->gds_mouse_settings, "double-click",
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gtk_range_get_adjustment (GTK_RANGE (self->double_click_delay_scale)), "value",
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G_SETTINGS_BIND_DEFAULT);
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gtk_scale_add_mark (GTK_SCALE (self->double_click_delay_scale), 400, GTK_POS_BOTTOM, NULL);
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}
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static void
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cc_ua_panel_init (CcUaPanel *self)
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{
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g_resources_register (cc_universal_access_get_resource ());
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gtk_widget_init_template (GTK_WIDGET (self));
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self->interface_settings = g_settings_new (INTERFACE_SETTINGS);
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self->a11y_interface_settings = g_settings_new (A11Y_INTERFACE_SETTINGS);
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self->a11y_settings = g_settings_new (A11Y_SETTINGS);
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self->wm_settings = g_settings_new (WM_SETTINGS);
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self->kb_settings = g_settings_new (KEYBOARD_SETTINGS);
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self->kb_desktop_settings = g_settings_new (KEYBOARD_DESKTOP_SETTINGS);
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self->mouse_settings = g_settings_new (MOUSE_SETTINGS);
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self->gds_mouse_settings = g_settings_new (MOUSE_PERIPHERAL_SETTINGS);
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self->application_settings = g_settings_new (APPLICATION_SETTINGS);
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cc_ua_panel_init_status (self);
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cc_ua_panel_init_seeing (self);
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cc_ua_panel_init_hearing (self);
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cc_ua_panel_init_keyboard (self);
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cc_ua_panel_init_mouse (self);
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}
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