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gnome-control-center/panels/universal-access/cc-ua-panel.c

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
*
* Copyright (C) 2010 Intel, Inc
* Copyright (C) 2008 William Jon McCann <jmccann@redhat.com>
*
* 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.
*
* Authors: Thomas Wood <thomas.wood@intel.com>
* Rodrigo Moya <rodrigo@gnome.org>
*
*/
#include <config.h>
#include <math.h>
#include <glib/gi18n-lib.h>
#include <gdesktop-enums.h>
#include "cc-ua-panel.h"
#include "cc-ua-resources.h"
#include "zoom-options.h"
#define WID(w) GTK_WIDGET (gtk_builder_get_object (self->priv->builder, w))
#define DPI_FACTOR_LARGE 1.25
#define DPI_FACTOR_NORMAL 1.0
#define HIGH_CONTRAST_THEME "HighContrast"
/* shell settings */
#define A11Y_SETTINGS "org.gnome.desktop.a11y"
#define KEY_ALWAYS_SHOW_STATUS "always-show-universal-access-status"
/* interface settings */
#define INTERFACE_SETTINGS "org.gnome.desktop.interface"
#define KEY_TEXT_SCALING_FACTOR "text-scaling-factor"
#define KEY_GTK_THEME "gtk-theme"
#define KEY_ICON_THEME "icon-theme"
/* application settings */
#define APPLICATION_SETTINGS "org.gnome.desktop.a11y.applications"
#define KEY_SCREEN_KEYBOARD_ENABLED "screen-keyboard-enabled"
#define KEY_SCREEN_MAGNIFIER_ENABLED "screen-magnifier-enabled"
#define KEY_SCREEN_READER_ENABLED "screen-reader-enabled"
/* wm settings */
#define WM_SETTINGS "org.gnome.desktop.wm.preferences"
#define KEY_VISUAL_BELL_ENABLED "visual-bell"
#define KEY_VISUAL_BELL_TYPE "visual-bell-type"
#define KEY_WM_THEME "theme"
/* keyboard settings */
#define KEYBOARD_SETTINGS "org.gnome.desktop.a11y.keyboard"
#define KEY_KEYBOARD_TOGGLE "enable"
#define KEY_STICKYKEYS_ENABLED "stickykeys-enable"
#define KEY_STICKYKEYS_TWO_KEY_OFF "stickykeys-two-key-off"
#define KEY_STICKYKEYS_MODIFIER_BEEP "stickykeys-modifier-beep"
#define KEY_SLOWKEYS_ENABLED "slowkeys-enable"
#define KEY_SLOWKEYS_DELAY "slowkeys-delay"
#define KEY_SLOWKEYS_BEEP_PRESS "slowkeys-beep-press"
#define KEY_SLOWKEYS_BEEP_ACCEPT "slowkeys-beep-accept"
#define KEY_SLOWKEYS_BEEP_REJECT "slowkeys-beep-reject"
#define KEY_BOUNCEKEYS_ENABLED "bouncekeys-enable"
#define KEY_BOUNCEKEYS_DELAY "bouncekeys-delay"
#define KEY_BOUNCEKEYS_BEEP_REJECT "bouncekeys-beep-reject"
#define KEY_MOUSEKEYS_ENABLED "mousekeys-enable"
#define KEY_TOGGLEKEYS_ENABLED "togglekeys-enable"
/* mouse settings */
#define MOUSE_SETTINGS "org.gnome.desktop.a11y.mouse"
#define KEY_SECONDARY_CLICK_ENABLED "secondary-click-enabled"
#define KEY_SECONDARY_CLICK_TIME "secondary-click-time"
#define KEY_DWELL_CLICK_ENABLED "dwell-click-enabled"
#define KEY_DWELL_TIME "dwell-time"
#define KEY_DWELL_THRESHOLD "dwell-threshold"
#define SCROLL_HEIGHT 490
CC_PANEL_REGISTER (CcUaPanel, cc_ua_panel)
struct _CcUaPanelPrivate
{
GtkBuilder *builder;
GSettings *wm_settings;
GSettings *a11y_settings;
GSettings *interface_settings;
GSettings *kb_settings;
GSettings *mouse_settings;
GSettings *application_settings;
ZoomOptions *zoom_options;
GtkAdjustment *focus_adjustment;
GList *sections;
GList *sections_reverse;
};
static void
cc_ua_panel_dispose (GObject *object)
{
CcUaPanelPrivate *priv = CC_UA_PANEL (object)->priv;
g_clear_object (&priv->builder);
g_clear_object (&priv->wm_settings);
g_clear_object (&priv->a11y_settings);
g_clear_object (&priv->interface_settings);
g_clear_object (&priv->kb_settings);
g_clear_object (&priv->mouse_settings);
g_clear_object (&priv->application_settings);
g_clear_object (&priv->zoom_options);
g_clear_pointer (&priv->sections, g_list_free);
g_clear_pointer (&priv->sections_reverse, g_list_free);
G_OBJECT_CLASS (cc_ua_panel_parent_class)->dispose (object);
}
static const char *
cc_ua_panel_get_help_uri (CcPanel *panel)
{
return "help:gnome-help/a11y";
}
static void
cc_ua_panel_class_init (CcUaPanelClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
CcPanelClass *panel_class = CC_PANEL_CLASS (klass);
g_type_class_add_private (klass, sizeof (CcUaPanelPrivate));
panel_class->get_help_uri = cc_ua_panel_get_help_uri;
object_class->dispose = cc_ua_panel_dispose;
}
/* zoom options dialog */
static void
zoom_options_launch (CcUaPanel *self)
{
if (self->priv->zoom_options == NULL)
self->priv->zoom_options = zoom_options_new ();
if (self->priv->zoom_options != NULL)
zoom_options_set_parent (self->priv->zoom_options,
GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (self))));
}
/* seeing section */
static gboolean
is_large_factor (gdouble factor)
{
return (factor > DPI_FACTOR_NORMAL);
}
static gboolean
get_large_text_mapping (GValue *value,
GVariant *variant,
gpointer user_data)
{
gdouble factor;
factor = g_variant_get_double (variant);
g_value_set_boolean (value, is_large_factor (factor));
return TRUE;
}
static GVariant *
set_large_text_mapping (const GValue *value,
const GVariantType *expected_type,
gpointer user_data)
{
gboolean large;
GSettings *settings = user_data;
GVariant *ret = NULL;
large = g_value_get_boolean (value);
if (large)
ret = g_variant_new_double (DPI_FACTOR_LARGE);
else
g_settings_reset (settings, KEY_TEXT_SCALING_FACTOR);
return ret;
}
static gboolean
get_contrast_mapping (GValue *value,
GVariant *variant,
gpointer user_data)
{
const char *theme;
gboolean hc;
theme = g_variant_get_string (variant, NULL);
hc = (g_strcmp0 (theme, HIGH_CONTRAST_THEME) == 0);
g_value_set_boolean (value, hc);
return TRUE;
}
static GVariant *
set_contrast_mapping (const GValue *value,
const GVariantType *expected_type,
gpointer user_data)
{
gboolean hc;
CcUaPanel *self = user_data;
CcUaPanelPrivate *priv = self->priv;
GVariant *ret = NULL;
hc = g_value_get_boolean (value);
if (hc)
{
ret = g_variant_new_string (HIGH_CONTRAST_THEME);
g_settings_set_string (priv->interface_settings, KEY_ICON_THEME, HIGH_CONTRAST_THEME);
g_settings_set_string (priv->wm_settings, KEY_WM_THEME, HIGH_CONTRAST_THEME);
}
else
{
g_settings_reset (priv->interface_settings, KEY_GTK_THEME);
g_settings_reset (priv->interface_settings, KEY_ICON_THEME);
g_settings_reset (priv->wm_settings, KEY_WM_THEME);
}
return ret;
}
static gboolean
on_off_label_mapping_get (GValue *value,
GVariant *variant,
gpointer user_data)
{
g_value_set_string (value, g_variant_get_boolean (variant) ? _("On") : _("Off"));
return TRUE;
}
static void
update_separator_func (GtkListBoxRow *row,
GtkListBoxRow *before,
gpointer user_data)
{
GtkWidget *current;
if (before == NULL)
return;
current = gtk_list_box_row_get_header (row);
if (current == NULL)
{
current = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
gtk_widget_show (current);
gtk_list_box_row_set_header (row, current);
}
}
static void
add_separators (GtkListBox *list)
{
gtk_list_box_set_header_func (list, update_separator_func, NULL, NULL);
}
static gboolean
keynav_failed (GtkWidget *list, GtkDirectionType direction, CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
GList *item, *sections;
gdouble value, lower, upper, page;
/* Find the list in the list of GtkListBoxes */
if (direction == GTK_DIR_DOWN)
sections = priv->sections;
else
sections = priv->sections_reverse;
item = g_list_find (sections, list);
g_assert (item);
if (item->next)
{
gtk_widget_child_focus (GTK_WIDGET (item->next->data), direction);
return TRUE;
}
value = gtk_adjustment_get_value (priv->focus_adjustment);
lower = gtk_adjustment_get_lower (priv->focus_adjustment);
upper = gtk_adjustment_get_upper (priv->focus_adjustment);
page = gtk_adjustment_get_page_size (priv->focus_adjustment);
if (direction == GTK_DIR_UP && value > lower)
{
gtk_adjustment_set_value (priv->focus_adjustment, lower);
return TRUE;
}
else if (direction == GTK_DIR_DOWN && value < upper - page)
{
gtk_adjustment_set_value (priv->focus_adjustment, upper - page);
return TRUE;
}
return FALSE;
}
static void
add_section (GtkWidget *list, CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
g_signal_connect (list, "keynav-failed", G_CALLBACK (keynav_failed), self);
priv->sections = g_list_append (priv->sections, list);
priv->sections_reverse = g_list_prepend (priv->sections_reverse, list);
}
static void
cc_ua_panel_init_status (CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
GtkWidget *box;
box = GTK_WIDGET (gtk_builder_get_object (priv->builder, "section_status"));
priv->sections_reverse = g_list_prepend (priv->sections_reverse, box);
g_settings_bind (priv->a11y_settings, KEY_ALWAYS_SHOW_STATUS,
WID ("switch_status"), "active",
G_SETTINGS_BIND_DEFAULT);
}
static void
activate_row (CcUaPanel *self, GtkListBoxRow *row)
{
GtkWidget *dialog;
const gchar *dialog_id;
dialog_id = (const gchar *)g_object_get_data (G_OBJECT (row), "dialog-id");
if (g_strcmp0 (dialog_id, "zoom") == 0)
{
zoom_options_launch (self);
return;
}
dialog = (GtkWidget *)g_object_get_data (G_OBJECT (row), "dialog");
if (dialog == NULL)
return;
gtk_window_set_transient_for (GTK_WINDOW (dialog),
GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (self))));
gtk_window_present (GTK_WINDOW (dialog));
}
static void
mnemonic_activate (GtkLabel *label, gboolean cycling, CcUaPanel *self)
{
GtkWidget *row;
row = gtk_widget_get_parent (GTK_WIDGET (label));
activate_row (self, GTK_LIST_BOX_ROW (row));
}
static void
cc_ua_panel_init_seeing (CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
GtkWidget *list;
GtkWidget *dialog;
list = WID ("list_seeing");
add_section (list, self);
add_separators (GTK_LIST_BOX (list));
g_signal_connect_swapped (list, "row-activated",
G_CALLBACK (activate_row), self);
g_settings_bind_with_mapping (priv->interface_settings, KEY_GTK_THEME,
WID ("value_highcontrast"),
"active", G_SETTINGS_BIND_DEFAULT,
get_contrast_mapping,
set_contrast_mapping,
self,
NULL);
/* large text */
g_settings_bind_with_mapping (priv->interface_settings, KEY_TEXT_SCALING_FACTOR,
WID ("value_large_text"),
"active", G_SETTINGS_BIND_DEFAULT,
get_large_text_mapping,
set_large_text_mapping,
priv->interface_settings,
NULL);
g_signal_connect (WID ("heading_large_text"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
/* zoom */
g_settings_bind_with_mapping (priv->application_settings, "screen-magnifier-enabled",
WID ("value_zoom"),
"label", G_SETTINGS_BIND_GET,
on_off_label_mapping_get,
NULL, NULL, NULL);
g_object_set_data (G_OBJECT (WID ("row_zoom")), "dialog-id", "zoom");
g_signal_connect (WID ("heading_zoom"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
/* screen reader */
g_settings_bind_with_mapping (priv->application_settings, "screen-reader-enabled",
WID ("value_screen_reader"), "label",
G_SETTINGS_BIND_GET,
on_off_label_mapping_get,
NULL, NULL, NULL);
g_settings_bind (priv->application_settings, "screen-reader-enabled",
WID ("screen_reader_switch"), "active",
G_SETTINGS_BIND_DEFAULT);
dialog = WID ("screen_reader_dialog");
g_object_set_data (G_OBJECT (WID ("row_screen_reader")), "dialog", dialog);
g_signal_connect_swapped (WID ("screen_reader_done"), "clicked",
G_CALLBACK (gtk_widget_hide), dialog);
g_signal_connect (dialog, "delete-event",
G_CALLBACK (gtk_widget_hide_on_delete), NULL);
g_signal_connect (WID ("heading_screen_reader"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
/* sound keys */
g_settings_bind_with_mapping (priv->kb_settings, KEY_TOGGLEKEYS_ENABLED,
WID ("value_sound_keys"), "label",
G_SETTINGS_BIND_GET,
on_off_label_mapping_get,
NULL, NULL, NULL);
g_settings_bind (priv->kb_settings, KEY_TOGGLEKEYS_ENABLED,
WID ("sound_keys_switch"), "active",
G_SETTINGS_BIND_DEFAULT);
dialog = WID ("sound_keys_dialog");
g_object_set_data (G_OBJECT (WID ("row_sound_keys")), "dialog", dialog);
g_signal_connect_swapped (WID ("sound_keys_done"), "clicked",
G_CALLBACK (gtk_widget_hide), dialog);
g_signal_connect (dialog, "delete-event",
G_CALLBACK (gtk_widget_hide_on_delete), NULL);
g_signal_connect (WID ("heading_sound_keys"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
}
/* hearing/sound section */
static void
visual_bell_type_notify_cb (GSettings *settings,
const gchar *key,
CcUaPanel *self)
{
GtkWidget *widget;
GDesktopVisualBellType type;
type = g_settings_get_enum (self->priv->wm_settings, KEY_VISUAL_BELL_TYPE);
if (type == G_DESKTOP_VISUAL_BELL_FRAME_FLASH)
widget = WID ("visual_alerts_window_radio");
else
widget = WID ("visual_alerts_screen_radio");
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget), TRUE);
}
static void
visual_bell_type_toggle_cb (GtkWidget *button,
CcUaPanel *panel)
{
gboolean frame_flash;
GDesktopVisualBellType type;
frame_flash = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
if (frame_flash)
type = G_DESKTOP_VISUAL_BELL_FRAME_FLASH;
else
type = G_DESKTOP_VISUAL_BELL_FULLSCREEN_FLASH;
g_settings_set_enum (panel->priv->wm_settings, KEY_VISUAL_BELL_TYPE, type);
}
static void
cc_ua_panel_init_hearing (CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
GtkWidget *list;
GtkWidget *dialog;
list = WID ("list_hearing");
add_section (list, self);
add_separators (GTK_LIST_BOX (list));
g_signal_connect_swapped (list, "row-activated",
G_CALLBACK (activate_row), self);
/* set the initial visual bell values */
visual_bell_type_notify_cb (NULL, NULL, self);
/* and listen */
g_settings_bind (priv->wm_settings, KEY_VISUAL_BELL_ENABLED,
WID ("visual_alerts_switch"), "active",
G_SETTINGS_BIND_DEFAULT);
g_settings_bind_with_mapping (priv->wm_settings, KEY_VISUAL_BELL_ENABLED,
WID ("value_visual_alerts"),
"label", G_SETTINGS_BIND_GET,
on_off_label_mapping_get,
NULL, NULL, NULL);
g_object_bind_property (WID ("visual_alerts_switch"), "active",
WID ("visual_alerts_window_radio"), "sensitive",
G_BINDING_SYNC_CREATE);
g_object_bind_property (WID ("visual_alerts_switch"), "active",
WID ("visual_alerts_screen_radio"), "sensitive",
G_BINDING_SYNC_CREATE);
g_signal_connect (priv->wm_settings, "changed::" KEY_VISUAL_BELL_TYPE,
G_CALLBACK (visual_bell_type_notify_cb), self);
g_signal_connect (WID ("visual_alerts_window_radio"),
"toggled", G_CALLBACK (visual_bell_type_toggle_cb), self);
dialog = WID ("visual_alerts_dialog");
g_object_set_data (G_OBJECT (WID ("row_visual_alerts")), "dialog", dialog);
g_signal_connect_swapped (WID ("visual_alerts_done"), "clicked",
G_CALLBACK (gtk_widget_hide), dialog);
g_signal_connect (dialog, "delete-event",
G_CALLBACK (gtk_widget_hide_on_delete), NULL);
g_signal_connect (WID ("visual_alerts_test_button"),
"clicked", G_CALLBACK (gdk_beep), NULL);
g_signal_connect (WID ("heading_visual_alerts"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
}
/* typing/keyboard section */
static void
update_accessx_label (GSettings *settings, const gchar *key, CcUaPanel *self)
{
gboolean on;
on = g_settings_get_boolean (settings, KEY_STICKYKEYS_ENABLED) ||
g_settings_get_boolean (settings, KEY_SLOWKEYS_ENABLED) ||
g_settings_get_boolean (settings, KEY_BOUNCEKEYS_ENABLED);
gtk_label_set_text (GTK_LABEL (WID ("value_accessx")), on ? _("On") : _("Off"));
}
static void
cc_ua_panel_init_keyboard (CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
GtkWidget *list;
GtkWidget *w;
GtkWidget *sw;
GtkWidget *dialog;
list = WID ("list_typing");
add_section (list, self);
add_separators (GTK_LIST_BOX (list));
g_signal_connect_swapped (list, "row-activated",
G_CALLBACK (activate_row), self);
/* on-screen keyboard */
sw = WID ("screen_keyboard_switch");
g_settings_bind (priv->application_settings, KEY_SCREEN_KEYBOARD_ENABLED,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
/* accessx */
g_signal_connect (priv->kb_settings, "changed",
G_CALLBACK (update_accessx_label), self);
update_accessx_label (priv->kb_settings, NULL, self);
/* enable shortcuts */
sw = WID ("typing_keyboard_toggle_switch");
g_settings_bind (priv->kb_settings, KEY_KEYBOARD_TOGGLE,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
/* sticky keys */
sw = WID ("typing_stickykeys_switch");
g_settings_bind (priv->kb_settings, KEY_STICKYKEYS_ENABLED,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
w = WID ("typing_stickykeys_disable_two_keys_check");
g_settings_bind (priv->kb_settings, KEY_STICKYKEYS_TWO_KEY_OFF,
w, "active",
G_SETTINGS_BIND_NO_SENSITIVITY);
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
w = WID ("typing_stickykeys_beep_modifier_check");
g_settings_bind (priv->kb_settings, KEY_STICKYKEYS_MODIFIER_BEEP,
w, "active",
G_SETTINGS_BIND_NO_SENSITIVITY);
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
/* slow keys */
sw = WID ("typing_slowkeys_switch");
g_settings_bind (priv->kb_settings, KEY_SLOWKEYS_ENABLED,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
w = WID ("typing_slowkeys_delay_scale");
g_settings_bind (priv->kb_settings, KEY_SLOWKEYS_DELAY,
gtk_range_get_adjustment (GTK_RANGE (w)), "value",
G_SETTINGS_BIND_DEFAULT);
w = WID ("typing_slowkeys_delay_box");
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
w = WID ("typing_slowkeys_beep_pressed_check");
g_settings_bind (priv->kb_settings, KEY_SLOWKEYS_BEEP_PRESS,
w, "active",
G_SETTINGS_BIND_DEFAULT);
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
w = WID ("typing_slowkeys_beep_accepted_check");
g_settings_bind (priv->kb_settings, KEY_SLOWKEYS_BEEP_ACCEPT,
w, "active",
G_SETTINGS_BIND_DEFAULT);
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
w = WID ("typing_slowkeys_beep_rejected_check");
g_settings_bind (priv->kb_settings, KEY_SLOWKEYS_BEEP_REJECT,
w, "active",
G_SETTINGS_BIND_DEFAULT);
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
/* bounce keys */
sw = WID ("typing_bouncekeys_switch");
g_settings_bind (priv->kb_settings, KEY_BOUNCEKEYS_ENABLED,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
w = WID ("typing_bouncekeys_delay_scale");
g_settings_bind (priv->kb_settings, KEY_BOUNCEKEYS_DELAY,
gtk_range_get_adjustment (GTK_RANGE (w)), "value",
G_SETTINGS_BIND_DEFAULT);
w = WID ("typing_bouncekeys_delay_box");
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
w = WID ("typing_bouncekeys_beep_rejected_check");
g_settings_bind (priv->kb_settings, KEY_BOUNCEKEYS_BEEP_REJECT,
w, "active",
G_SETTINGS_BIND_NO_SENSITIVITY);
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
dialog = WID ("typing_dialog");
g_object_set_data (G_OBJECT (WID ("row_accessx")), "dialog", dialog);
g_signal_connect_swapped (WID ("typing_done"), "clicked",
G_CALLBACK (gtk_widget_hide), dialog);
g_signal_connect (dialog, "delete-event",
G_CALLBACK (gtk_widget_hide_on_delete), NULL);
g_signal_connect (WID ("heading_accessx"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
}
/* mouse/pointing & clicking section */
static void
update_click_assist_label (GSettings *settings, const gchar *key, CcUaPanel *self)
{
gboolean on;
on = g_settings_get_boolean (settings, KEY_SECONDARY_CLICK_ENABLED) ||
g_settings_get_boolean (settings, KEY_DWELL_CLICK_ENABLED);
gtk_label_set_text (GTK_LABEL (WID ("value_click_assist")), on ? _("On") : _("Off"));
}
static void
cc_ua_panel_init_mouse (CcUaPanel *self)
{
CcUaPanelPrivate *priv = self->priv;
GtkWidget *list;
GtkWidget *dialog;
GtkWidget *sw;
GtkWidget *w;
list = WID ("list_pointing");
add_section (list, self);
add_separators (GTK_LIST_BOX (list));
g_signal_connect_swapped (list, "row-activated",
G_CALLBACK (activate_row), self);
g_settings_bind (priv->kb_settings, KEY_MOUSEKEYS_ENABLED,
WID ("mouse_keys_switch"), "active",
G_SETTINGS_BIND_DEFAULT);
g_signal_connect (priv->mouse_settings, "changed",
G_CALLBACK (update_click_assist_label), self);
update_click_assist_label (priv->mouse_settings, NULL, self);
/* simulated secondary click */
sw = WID ("pointing_secondary_click_switch");
g_settings_bind (priv->mouse_settings, KEY_SECONDARY_CLICK_ENABLED,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
w = WID ("pointing_secondary_click_delay_scale");
g_settings_bind (priv->mouse_settings, KEY_SECONDARY_CLICK_TIME,
gtk_range_get_adjustment (GTK_RANGE (w)), "value",
G_SETTINGS_BIND_DEFAULT);
w = WID ("pointing_secondary_click_delay_box");
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
/* dwell click */
sw = WID ("pointing_hover_click_switch");
g_settings_bind (priv->mouse_settings, KEY_DWELL_CLICK_ENABLED,
sw, "active",
G_SETTINGS_BIND_DEFAULT);
w = WID ("pointing_dwell_delay_scale");
g_settings_bind (priv->mouse_settings, KEY_DWELL_TIME,
gtk_range_get_adjustment (GTK_RANGE (w)), "value",
G_SETTINGS_BIND_DEFAULT);
w = WID ("pointing_dwell_delay_box");
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
w = WID ("pointing_dwell_threshold_scale");
g_settings_bind (priv->mouse_settings, KEY_DWELL_THRESHOLD,
gtk_range_get_adjustment (GTK_RANGE (w)), "value",
G_SETTINGS_BIND_DEFAULT);
w = WID ("pointing_dwell_threshold_box");
g_object_bind_property (sw, "active", w, "sensitive", G_BINDING_SYNC_CREATE);
dialog = WID ("pointing_dialog");
g_object_set_data (G_OBJECT (WID ("row_click_assist")), "dialog", dialog);
g_signal_connect_swapped (WID ("pointing_done"), "clicked",
G_CALLBACK (gtk_widget_hide), dialog);
g_signal_connect (dialog, "delete-event",
G_CALLBACK (gtk_widget_hide_on_delete), NULL);
g_signal_connect (WID ("heading_click_assist"), "mnemonic-activate",
G_CALLBACK (mnemonic_activate), self);
}
static void
on_content_size_changed (GtkWidget *content, GtkAllocation *allocation, GtkWidget *panel)
{
if (allocation->height < SCROLL_HEIGHT)
{
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (panel),
GTK_POLICY_NEVER, GTK_POLICY_NEVER);
}
else
{
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (panel),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (panel), SCROLL_HEIGHT);
}
}
static void
cc_ua_panel_init (CcUaPanel *self)
{
CcUaPanelPrivate *priv;
GtkWidget *panel;
GtkWidget *content;
priv = self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
CC_TYPE_UA_PANEL,
CcUaPanelPrivate);
g_resources_register (cc_universal_access_get_resource ());
priv->interface_settings = g_settings_new (INTERFACE_SETTINGS);
priv->a11y_settings = g_settings_new (A11Y_SETTINGS);
priv->wm_settings = g_settings_new (WM_SETTINGS);
priv->kb_settings = g_settings_new (KEYBOARD_SETTINGS);
priv->mouse_settings = g_settings_new (MOUSE_SETTINGS);
priv->application_settings = g_settings_new (APPLICATION_SETTINGS);
priv->builder = gtk_builder_new ();
gtk_builder_add_from_resource (priv->builder,
"/org/gnome/control-center/universal-access/uap.ui",
NULL);
cc_ua_panel_init_status (self);
cc_ua_panel_init_seeing (self);
cc_ua_panel_init_hearing (self);
cc_ua_panel_init_keyboard (self);
cc_ua_panel_init_mouse (self);
panel = WID ("universal_access_panel");
content = WID ("universal_access_content");
g_signal_connect (content, "size-allocate",
G_CALLBACK (on_content_size_changed), panel);
priv->focus_adjustment = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (panel));
gtk_container_set_focus_vadjustment (GTK_CONTAINER (content), priv->focus_adjustment);
gtk_widget_reparent (panel, GTK_WIDGET (self));
}
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