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c3acaeb251
mutter/src/backends/meta-input-settings.c
Carlos Garnacho c3acaeb251 backends: Move keyboard a11y into backends 
And out of Clutter API. This is mainly set via settings, or the windowing
itself, so we don't need to leak these details up our own backend.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1403>
2020-11-27 15:14:33 +00:00

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright 2014 Red Hat, Inc.
*
* 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/>.
*
* Author: Carlos Garnacho <carlosg@gnome.org>
*/
/**
* SECTION:input-settings
* @title: MetaInputSettings
* @short_description: Mutter input device configuration
*/
#include "config.h"
#include <glib/gi18n-lib.h>
#include <string.h>
#include "backends/meta-backend-private.h"
#include "backends/meta-input-device-private.h"
#include "backends/meta-input-settings-private.h"
#include "backends/meta-input-mapper-private.h"
#include "backends/meta-logical-monitor.h"
#include "backends/meta-monitor.h"
#include "core/display-private.h"
#include "meta/util.h"
static GQuark quark_tool_settings = 0;
typedef struct _MetaInputSettingsPrivate MetaInputSettingsPrivate;
typedef struct _DeviceMappingInfo DeviceMappingInfo;
typedef struct _CurrentToolInfo CurrentToolInfo;
struct _CurrentToolInfo
{
MetaInputSettings *input_settings;
ClutterInputDevice *device;
ClutterInputDeviceTool *tool;
GSettings *settings;
gulong changed_id;
};
struct _DeviceMappingInfo
{
MetaInputSettings *input_settings;
ClutterInputDevice *device;
GSettings *settings;
gulong changed_id;
guint *group_modes;
double aspect_ratio;
};
struct _MetaInputSettingsPrivate
{
ClutterSeat *seat;
gulong monitors_changed_id;
GSettings *mouse_settings;
GSettings *touchpad_settings;
GSettings *trackball_settings;
GSettings *keyboard_settings;
GSettings *gsd_settings;
GSettings *keyboard_a11y_settings;
GSettings *mouse_a11y_settings;
GHashTable *mappable_devices;
GHashTable *current_tools;
GHashTable *two_finger_devices;
MetaKbdA11ySettings kbd_a11y_settings;
};
typedef gboolean (* ConfigBoolMappingFunc) (MetaInputSettings *input_settings,
ClutterInputDevice *device,
gboolean value);
typedef void (*ConfigBoolFunc) (MetaInputSettings *input_settings,
ClutterInputDevice *device,
gboolean setting);
typedef void (*ConfigDoubleFunc) (MetaInputSettings *input_settings,
ClutterInputDevice *device,
gdouble value);
typedef void (*ConfigUintFunc) (MetaInputSettings *input_settings,
ClutterInputDevice *device,
guint value);
G_DEFINE_TYPE_WITH_PRIVATE (MetaInputSettings, meta_input_settings, G_TYPE_OBJECT)
enum
{
KBD_A11Y_CHANGED,
N_SIGNALS
};
static guint signals[N_SIGNALS] = { 0 };
static GSList *
meta_input_settings_get_devices (MetaInputSettings *settings,
ClutterInputDeviceType type)
{
MetaInputSettingsPrivate *priv;
GList *l, *devices;
GSList *list = NULL;
priv = meta_input_settings_get_instance_private (settings);
devices = clutter_seat_list_devices (priv->seat);
for (l = devices; l; l = l->next)
{
ClutterInputDevice *device = l->data;
if (clutter_input_device_get_device_type (device) == type &&
clutter_input_device_get_device_mode (device) != CLUTTER_INPUT_MODE_LOGICAL)
list = g_slist_prepend (list, device);
}
g_list_free (devices);
return list;
}
static void
meta_input_settings_dispose (GObject *object)
{
MetaInputSettings *settings = META_INPUT_SETTINGS (object);
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (settings);
g_signal_handlers_disconnect_by_data (priv->seat, settings);
g_clear_object (&priv->mouse_settings);
g_clear_object (&priv->touchpad_settings);
g_clear_object (&priv->trackball_settings);
g_clear_object (&priv->keyboard_settings);
g_clear_object (&priv->gsd_settings);
g_clear_object (&priv->keyboard_a11y_settings);
g_clear_object (&priv->mouse_a11y_settings);
g_clear_pointer (&priv->mappable_devices, g_hash_table_unref);
g_clear_pointer (&priv->current_tools, g_hash_table_unref);
g_clear_pointer (&priv->two_finger_devices, g_hash_table_destroy);
G_OBJECT_CLASS (meta_input_settings_parent_class)->dispose (object);
}
static void
settings_device_set_bool_setting (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ConfigBoolFunc func,
gboolean enabled)
{
func (input_settings, device, enabled);
}
static void
settings_set_bool_setting (MetaInputSettings *input_settings,
ClutterInputDeviceType type,
ConfigBoolMappingFunc mapping_func,
ConfigBoolFunc func,
gboolean enabled)
{
GSList *devices, *l;
devices = meta_input_settings_get_devices (input_settings, type);
for (l = devices; l; l = l->next)
{
gboolean value = enabled;
if (mapping_func)
value = mapping_func (input_settings, l->data, value);
settings_device_set_bool_setting (input_settings, l->data, func, value);
}
g_slist_free (devices);
}
static void
settings_device_set_double_setting (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ConfigDoubleFunc func,
gdouble value)
{
func (input_settings, device, value);
}
static void
settings_set_double_setting (MetaInputSettings *input_settings,
ClutterInputDeviceType type,
ConfigDoubleFunc func,
gdouble value)
{
GSList *devices, *d;
devices = meta_input_settings_get_devices (input_settings, type);
for (d = devices; d; d = d->next)
settings_device_set_double_setting (input_settings, d->data, func, value);
g_slist_free (devices);
}
static void
settings_device_set_uint_setting (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ConfigUintFunc func,
guint value)
{
(func) (input_settings, device, value);
}
static void
settings_set_uint_setting (MetaInputSettings *input_settings,
ClutterInputDeviceType type,
ConfigUintFunc func,
guint value)
{
GSList *devices, *d;
devices = meta_input_settings_get_devices (input_settings, type);
for (d = devices; d; d = d->next)
settings_device_set_uint_setting (input_settings, d->data, func, value);
g_slist_free (devices);
}
static void
update_touchpad_left_handed (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
GDesktopTouchpadHandedness handedness;
MetaInputSettingsPrivate *priv;
gboolean enabled = FALSE;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
handedness = g_settings_get_enum (priv->touchpad_settings, "left-handed");
switch (handedness)
{
case G_DESKTOP_TOUCHPAD_HANDEDNESS_RIGHT:
enabled = FALSE;
break;
case G_DESKTOP_TOUCHPAD_HANDEDNESS_LEFT:
enabled = TRUE;
break;
case G_DESKTOP_TOUCHPAD_HANDEDNESS_MOUSE:
enabled = g_settings_get_boolean (priv->mouse_settings, "left-handed");
break;
default:
g_assert_not_reached ();
}
if (device)
{
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_left_handed,
enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE, NULL,
input_settings_class->set_left_handed,
enabled);
}
}
static void
update_mouse_left_handed (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
gboolean enabled;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_POINTER_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
enabled = g_settings_get_boolean (priv->mouse_settings, "left-handed");
if (device)
{
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_left_handed,
enabled);
}
else
{
GDesktopTouchpadHandedness touchpad_handedness;
settings_set_bool_setting (input_settings, CLUTTER_POINTER_DEVICE, NULL,
input_settings_class->set_left_handed,
enabled);
touchpad_handedness = g_settings_get_enum (priv->touchpad_settings,
"left-handed");
/* Also update touchpads if they're following mouse settings */
if (touchpad_handedness == G_DESKTOP_TOUCHPAD_HANDEDNESS_MOUSE)
update_touchpad_left_handed (input_settings, NULL);
}
}
static void
do_update_pointer_accel_profile (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device,
GDesktopPointerAccelProfile profile)
{
MetaInputSettingsPrivate *priv =
meta_input_settings_get_instance_private (input_settings);
MetaInputSettingsClass *input_settings_class =
META_INPUT_SETTINGS_GET_CLASS (input_settings);
if (settings == priv->mouse_settings)
input_settings_class->set_mouse_accel_profile (input_settings,
device,
profile);
else if (settings == priv->trackball_settings)
input_settings_class->set_trackball_accel_profile (input_settings,
device,
profile);
}
static void
update_pointer_accel_profile (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device)
{
GDesktopPointerAccelProfile profile;
profile = g_settings_get_enum (settings, "accel-profile");
if (device)
{
do_update_pointer_accel_profile (input_settings, settings,
device, profile);
}
else
{
MetaInputSettingsPrivate *priv =
meta_input_settings_get_instance_private (input_settings);
GList *l, *devices;
devices = clutter_seat_list_devices (priv->seat);
for (l = devices; l; l = l->next)
{
device = l->data;
if (clutter_input_device_get_device_mode (device) ==
CLUTTER_INPUT_MODE_LOGICAL)
continue;
do_update_pointer_accel_profile (input_settings, settings,
device, profile);
}
g_list_free (devices);
}
}
static GSettings *
get_settings_for_device_type (MetaInputSettings *input_settings,
ClutterInputDeviceType type)
{
MetaInputSettingsPrivate *priv;
priv = meta_input_settings_get_instance_private (input_settings);
switch (type)
{
case CLUTTER_POINTER_DEVICE:
return priv->mouse_settings;
case CLUTTER_TOUCHPAD_DEVICE:
return priv->touchpad_settings;
default:
return NULL;
}
}
static void
update_middle_click_emulation (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device)
{
ConfigBoolFunc func;
const gchar *key = "middle-click-emulation";
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (input_settings);
if (!settings)
return;
if (settings == priv->mouse_settings)
func = META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_mouse_middle_click_emulation;
else if (settings == priv->touchpad_settings)
func = META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_touchpad_middle_click_emulation;
else if (settings == priv->trackball_settings)
func = META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_trackball_middle_click_emulation;
else
return;
if (device)
{
settings_device_set_bool_setting (input_settings, device, func,
g_settings_get_boolean (settings, key));
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_POINTER_DEVICE,
NULL, func,
g_settings_get_boolean (settings, key));
}
}
static void
update_device_speed (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
GSettings *settings;
ConfigDoubleFunc func;
const gchar *key = "speed";
func = META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_speed;
if (device)
{
settings = get_settings_for_device_type (input_settings,
clutter_input_device_get_device_type (device));
if (!settings)
return;
settings_device_set_double_setting (input_settings, device, func,
g_settings_get_double (settings, key));
}
else
{
settings = get_settings_for_device_type (input_settings, CLUTTER_POINTER_DEVICE);
settings_set_double_setting (input_settings, CLUTTER_POINTER_DEVICE, func,
g_settings_get_double (settings, key));
settings = get_settings_for_device_type (input_settings, CLUTTER_TOUCHPAD_DEVICE);
settings_set_double_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE, func,
g_settings_get_double (settings, key));
}
}
static void
update_device_natural_scroll (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
GSettings *settings;
ConfigBoolFunc func;
const gchar *key = "natural-scroll";
func = META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_invert_scroll;
if (device)
{
settings = get_settings_for_device_type (input_settings,
clutter_input_device_get_device_type (device));
if (!settings)
return;
settings_device_set_bool_setting (input_settings, device, func,
g_settings_get_boolean (settings, key));
}
else
{
settings = get_settings_for_device_type (input_settings, CLUTTER_POINTER_DEVICE);
settings_set_bool_setting (input_settings, CLUTTER_POINTER_DEVICE,
NULL, func,
g_settings_get_boolean (settings, key));
settings = get_settings_for_device_type (input_settings, CLUTTER_TOUCHPAD_DEVICE);
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
NULL, func,
g_settings_get_boolean (settings, key));
}
}
static void
update_touchpad_disable_while_typing (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
GSettings *settings;
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
gboolean enabled;
const gchar *key = "disable-while-typing";
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
enabled = g_settings_get_boolean (priv->touchpad_settings, key);
if (device)
{
settings = get_settings_for_device_type (input_settings,
clutter_input_device_get_device_type (device));
if (!settings)
return;
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_disable_while_typing,
enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE, NULL,
input_settings_class->set_disable_while_typing,
enabled);
}
}
static gboolean
device_is_tablet_touchpad (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
#ifdef HAVE_LIBWACOM
WacomIntegrationFlags flags = 0;
WacomDevice *wacom_device;
if (clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return FALSE;
wacom_device = meta_input_device_get_wacom_device (META_INPUT_DEVICE (device));
if (wacom_device)
{
flags = libwacom_get_integration_flags (wacom_device);
if ((flags & (WACOM_DEVICE_INTEGRATED_SYSTEM |
WACOM_DEVICE_INTEGRATED_DISPLAY)) == 0)
return TRUE;
}
#endif
return FALSE;
}
static gboolean
force_enable_on_tablet (MetaInputSettings *input_settings,
ClutterInputDevice *device,
gboolean value)
{
return device_is_tablet_touchpad (input_settings, device) || value;
}
static void
update_touchpad_tap_enabled (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
gboolean enabled;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
enabled = g_settings_get_boolean (priv->touchpad_settings, "tap-to-click");
if (device)
{
enabled = force_enable_on_tablet (input_settings, device, enabled);
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_tap_enabled,
enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
force_enable_on_tablet,
input_settings_class->set_tap_enabled,
enabled);
}
}
static void
update_touchpad_tap_button_map (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
GDesktopTouchpadTapButtonMap method;
MetaInputSettingsPrivate *priv;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
method = g_settings_get_enum (priv->touchpad_settings, "tap-button-map");
if (device)
{
settings_device_set_uint_setting (input_settings, device,
input_settings_class->set_tap_button_map,
method);
}
else
{
settings_set_uint_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
(ConfigUintFunc) input_settings_class->set_tap_button_map,
method);
}
}
static void
update_touchpad_tap_and_drag_enabled (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
gboolean enabled;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
enabled = g_settings_get_boolean (priv->touchpad_settings, "tap-and-drag");
if (device)
{
enabled = force_enable_on_tablet (input_settings, device, enabled);
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_tap_and_drag_enabled,
enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
force_enable_on_tablet,
input_settings_class->set_tap_and_drag_enabled,
enabled);
}
}
static void
update_touchpad_tap_and_drag_lock_enabled (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
gboolean enabled;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
enabled = g_settings_get_boolean (priv->touchpad_settings, "tap-and-drag-lock");
if (device)
{
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_tap_and_drag_lock_enabled,
enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
NULL,
input_settings_class->set_tap_and_drag_lock_enabled,
enabled);
}
}
static void
update_touchpad_edge_scroll (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
gboolean edge_scroll_enabled;
gboolean two_finger_scroll_enabled;
gboolean two_finger_scroll_available;
MetaInputSettingsPrivate *priv;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
edge_scroll_enabled = g_settings_get_boolean (priv->touchpad_settings, "edge-scrolling-enabled");
two_finger_scroll_enabled = g_settings_get_boolean (priv->touchpad_settings, "two-finger-scrolling-enabled");
two_finger_scroll_available = g_hash_table_size (priv->two_finger_devices) > 0;
/* If both are enabled we prefer two finger. */
if (edge_scroll_enabled && two_finger_scroll_enabled && two_finger_scroll_available)
edge_scroll_enabled = FALSE;
if (device)
{
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_edge_scroll,
edge_scroll_enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE, NULL,
(ConfigBoolFunc) input_settings_class->set_edge_scroll,
edge_scroll_enabled);
}
}
static void
update_touchpad_two_finger_scroll (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
gboolean two_finger_scroll_enabled;
MetaInputSettingsPrivate *priv;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
two_finger_scroll_enabled = g_settings_get_boolean (priv->touchpad_settings, "two-finger-scrolling-enabled");
/* Disable edge since they can't both be set. */
if (two_finger_scroll_enabled)
update_touchpad_edge_scroll (input_settings, device);
if (device)
{
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_two_finger_scroll,
two_finger_scroll_enabled);
}
else
{
settings_set_bool_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE, NULL,
(ConfigBoolFunc) input_settings_class->set_two_finger_scroll,
two_finger_scroll_enabled);
}
/* Edge might have been disabled because two finger was on. */
if (!two_finger_scroll_enabled)
update_touchpad_edge_scroll (input_settings, device);
}
static void
update_touchpad_click_method (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
GDesktopTouchpadClickMethod method;
MetaInputSettingsPrivate *priv;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
method = g_settings_get_enum (priv->touchpad_settings, "click-method");
if (device)
{
settings_device_set_uint_setting (input_settings, device,
input_settings_class->set_click_method,
method);
}
else
{
settings_set_uint_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
(ConfigUintFunc) input_settings_class->set_click_method,
method);
}
}
static void
update_touchpad_send_events (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
GDesktopDeviceSendEvents mode;
if (device &&
clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
mode = g_settings_get_enum (priv->touchpad_settings, "send-events");
if (device)
{
settings_device_set_uint_setting (input_settings, device,
input_settings_class->set_send_events,
mode);
}
else
{
settings_set_uint_setting (input_settings, CLUTTER_TOUCHPAD_DEVICE,
input_settings_class->set_send_events,
mode);
}
}
static void
update_trackball_scroll_button (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
guint button;
gboolean button_lock;
priv = meta_input_settings_get_instance_private (input_settings);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
if (device && !input_settings_class->is_trackball_device (input_settings, device))
return;
/* This key is 'i' in the schema but it also specifies a minimum
* range of 0 so the cast here is safe. */
button = (guint) g_settings_get_int (priv->trackball_settings, "scroll-wheel-emulation-button");
button_lock = g_settings_get_boolean (priv->trackball_settings, "scroll-wheel-emulation-button-lock");
if (device)
{
input_settings_class->set_scroll_button (input_settings, device, button, button_lock);
}
else if (!device)
{
GList *l, *devices;
devices = clutter_seat_list_devices (priv->seat);
for (l = devices; l; l = l->next)
{
device = l->data;
if (input_settings_class->is_trackball_device (input_settings, device))
input_settings_class->set_scroll_button (input_settings, device, button, button_lock);
}
g_list_free (devices);
}
}
static void
update_keyboard_repeat (MetaInputSettings *input_settings)
{
MetaInputSettingsClass *input_settings_class;
MetaInputSettingsPrivate *priv;
guint delay, interval;
gboolean repeat;
priv = meta_input_settings_get_instance_private (input_settings);
repeat = g_settings_get_boolean (priv->keyboard_settings, "repeat");
delay = g_settings_get_uint (priv->keyboard_settings, "delay");
interval = g_settings_get_uint (priv->keyboard_settings, "repeat-interval");
delay = MAX (1, delay);
interval = MAX (1, interval);
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
input_settings_class->set_keyboard_repeat (input_settings,
repeat, delay, interval);
}
static void
update_tablet_keep_aspect (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device)
{
MetaInputSettingsPrivate *priv;
MetaInputSettingsClass *input_settings_class;
DeviceMappingInfo *info;
gboolean keep_aspect;
double aspect_ratio;
if (clutter_input_device_get_device_type (device) != CLUTTER_TABLET_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PEN_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_ERASER_DEVICE)
return;
priv = meta_input_settings_get_instance_private (input_settings);
info = g_hash_table_lookup (priv->mappable_devices, device);
if (!info)
return;
#ifdef HAVE_LIBWACOM
{
WacomDevice *wacom_device;
wacom_device = meta_input_device_get_wacom_device (META_INPUT_DEVICE (device));
/* Keep aspect only makes sense in external tablets */
if (wacom_device &&
libwacom_get_integration_flags (wacom_device) != WACOM_DEVICE_INTEGRATED_NONE)
return;
}
#endif
keep_aspect = g_settings_get_boolean (settings, "keep-aspect");
if (keep_aspect)
aspect_ratio = info->aspect_ratio;
else
aspect_ratio = 0;
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
input_settings_class->set_tablet_aspect_ratio (input_settings, device, aspect_ratio);
}
static void
update_tablet_mapping (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
GDesktopTabletMapping mapping;
if (clutter_input_device_get_device_type (device) != CLUTTER_TABLET_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PEN_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_ERASER_DEVICE)
return;
#ifdef HAVE_LIBWACOM
{
WacomDevice *wacom_device;
wacom_device = meta_input_device_get_wacom_device (META_INPUT_DEVICE (device));
/* Tablet mapping only makes sense on external tablets */
if (wacom_device &&
(libwacom_get_integration_flags (wacom_device) != WACOM_DEVICE_INTEGRATED_NONE))
return;
}
#endif
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
mapping = g_settings_get_enum (settings, "mapping");
settings_device_set_uint_setting (input_settings, device,
input_settings_class->set_tablet_mapping,
mapping);
}
static void
update_tablet_area (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
GVariant *variant;
const gdouble *area;
gsize n_elems;
if (clutter_input_device_get_device_type (device) != CLUTTER_TABLET_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PEN_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_ERASER_DEVICE)
return;
#ifdef HAVE_LIBWACOM
{
WacomDevice *wacom_device;
wacom_device = meta_input_device_get_wacom_device (META_INPUT_DEVICE (device));
/* Tablet area only makes sense on system/display integrated tablets */
if (wacom_device &&
(libwacom_get_integration_flags (wacom_device) &
(WACOM_DEVICE_INTEGRATED_SYSTEM | WACOM_DEVICE_INTEGRATED_DISPLAY)) == 0)
return;
}
#endif
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
variant = g_settings_get_value (settings, "area");
area = g_variant_get_fixed_array (variant, &n_elems, sizeof (gdouble));
if (n_elems == 4)
{
input_settings_class->set_tablet_area (input_settings, device,
area[0], area[1],
area[2], area[3]);
}
g_variant_unref (variant);
}
static void
update_tablet_left_handed (MetaInputSettings *input_settings,
GSettings *settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *input_settings_class;
gboolean enabled;
if (clutter_input_device_get_device_type (device) != CLUTTER_TABLET_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PEN_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_ERASER_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PAD_DEVICE)
return;
#ifdef HAVE_LIBWACOM
{
WacomDevice *wacom_device;
wacom_device = meta_input_device_get_wacom_device (META_INPUT_DEVICE (device));
/* Left handed mode only makes sense on external tablets */
if (wacom_device &&
(libwacom_get_integration_flags (wacom_device) != WACOM_DEVICE_INTEGRATED_NONE))
return;
}
#endif
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
enabled = g_settings_get_boolean (settings, "left-handed");
settings_device_set_bool_setting (input_settings, device,
input_settings_class->set_left_handed,
enabled);
}
static void
meta_input_settings_changed_cb (GSettings *settings,
const char *key,
gpointer user_data)
{
MetaInputSettings *input_settings = META_INPUT_SETTINGS (user_data);
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (input_settings);
if (settings == priv->mouse_settings)
{
if (strcmp (key, "left-handed") == 0)
update_mouse_left_handed (input_settings, NULL);
else if (strcmp (key, "speed") == 0)
update_device_speed (input_settings, NULL);
else if (strcmp (key, "natural-scroll") == 0)
update_device_natural_scroll (input_settings, NULL);
else if (strcmp (key, "accel-profile") == 0)
update_pointer_accel_profile (input_settings, settings, NULL);
else if (strcmp (key, "middle-click-emulation") == 0)
update_middle_click_emulation (input_settings, settings, NULL);
}
else if (settings == priv->touchpad_settings)
{
if (strcmp (key, "left-handed") == 0)
update_touchpad_left_handed (input_settings, NULL);
else if (strcmp (key, "speed") == 0)
update_device_speed (input_settings, NULL);
else if (strcmp (key, "natural-scroll") == 0)
update_device_natural_scroll (input_settings, NULL);
else if (strcmp (key, "tap-to-click") == 0)
update_touchpad_tap_enabled (input_settings, NULL);
else if (strcmp (key, "tap-button-map") == 0)
update_touchpad_tap_button_map (input_settings, NULL);
else if (strcmp (key, "tap-and-drag") == 0)
update_touchpad_tap_and_drag_enabled (input_settings, NULL);
else if (strcmp (key, "tap-and-drag-lock") == 0)
update_touchpad_tap_and_drag_lock_enabled (input_settings, NULL);
else if (strcmp(key, "disable-while-typing") == 0)
update_touchpad_disable_while_typing (input_settings, NULL);
else if (strcmp (key, "send-events") == 0)
update_touchpad_send_events (input_settings, NULL);
else if (strcmp (key, "edge-scrolling-enabled") == 0)
update_touchpad_edge_scroll (input_settings, NULL);
else if (strcmp (key, "two-finger-scrolling-enabled") == 0)
update_touchpad_two_finger_scroll (input_settings, NULL);
else if (strcmp (key, "click-method") == 0)
update_touchpad_click_method (input_settings, NULL);
else if (strcmp (key, "middle-click-emulation") == 0)
update_middle_click_emulation (input_settings, settings, NULL);
}
else if (settings == priv->trackball_settings)
{
if (strcmp (key, "scroll-wheel-emulation-button") == 0 ||
strcmp (key, "scroll-wheel-emulation-button-lock") == 0)
update_trackball_scroll_button (input_settings, NULL);
else if (strcmp (key, "accel-profile") == 0)
update_pointer_accel_profile (input_settings, settings, NULL);
else if (strcmp (key, "middle-click-emulation") == 0)
update_middle_click_emulation (input_settings, settings, NULL);
}
else if (settings == priv->keyboard_settings)
{
if (strcmp (key, "repeat") == 0 ||
strcmp (key, "repeat-interval") == 0 ||
strcmp (key, "delay") == 0)
update_keyboard_repeat (input_settings);
else if (strcmp (key, "remember-numlock-state") == 0)
meta_input_settings_maybe_save_numlock_state (input_settings);
}
}
static void
mapped_device_changed_cb (GSettings *settings,
const gchar *key,
DeviceMappingInfo *info)
{
if (strcmp (key, "mapping") == 0)
update_tablet_mapping (info->input_settings, settings, info->device);
else if (strcmp (key, "area") == 0)
update_tablet_area (info->input_settings, settings, info->device);
else if (strcmp (key, "keep-aspect") == 0)
update_tablet_keep_aspect (info->input_settings, settings, info->device);
else if (strcmp (key, "left-handed") == 0)
update_tablet_left_handed (info->input_settings, settings, info->device);
}
static void
apply_mappable_device_settings (MetaInputSettings *input_settings,
DeviceMappingInfo *info)
{
ClutterInputDeviceType device_type;
device_type = clutter_input_device_get_device_type (info->device);
if (device_type == CLUTTER_TABLET_DEVICE ||
device_type == CLUTTER_PEN_DEVICE ||
device_type == CLUTTER_ERASER_DEVICE ||
device_type == CLUTTER_PAD_DEVICE)
{
update_tablet_mapping (input_settings, info->settings, info->device);
update_tablet_area (input_settings, info->settings, info->device);
update_tablet_keep_aspect (input_settings, info->settings, info->device);
update_tablet_left_handed (input_settings, info->settings, info->device);
}
}
struct _keyboard_a11y_settings_flags_pair {
const char *name;
MetaKeyboardA11yFlags flag;
} keyboard_a11y_settings_flags_pair[] = {
{ "enable", META_A11Y_KEYBOARD_ENABLED },
{ "timeout-enable", META_A11Y_TIMEOUT_ENABLED },
{ "mousekeys-enable", META_A11Y_MOUSE_KEYS_ENABLED },
{ "slowkeys-enable", META_A11Y_SLOW_KEYS_ENABLED },
{ "slowkeys-beep-press", META_A11Y_SLOW_KEYS_BEEP_PRESS },
{ "slowkeys-beep-accept", META_A11Y_SLOW_KEYS_BEEP_ACCEPT },
{ "slowkeys-beep-reject", META_A11Y_SLOW_KEYS_BEEP_REJECT },
{ "bouncekeys-enable", META_A11Y_BOUNCE_KEYS_ENABLED },
{ "bouncekeys-beep-reject", META_A11Y_BOUNCE_KEYS_BEEP_REJECT },
{ "togglekeys-enable", META_A11Y_TOGGLE_KEYS_ENABLED },
{ "stickykeys-enable", META_A11Y_STICKY_KEYS_ENABLED },
{ "stickykeys-modifier-beep", META_A11Y_STICKY_KEYS_BEEP },
{ "stickykeys-two-key-off", META_A11Y_STICKY_KEYS_TWO_KEY_OFF },
{ "feature-state-change-beep", META_A11Y_FEATURE_STATE_CHANGE_BEEP },
};
static void
load_keyboard_a11y_settings (MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (input_settings);
MetaKbdA11ySettings kbd_a11y_settings = { 0 };
guint i;
kbd_a11y_settings.controls = 0;
for (i = 0; i < G_N_ELEMENTS (keyboard_a11y_settings_flags_pair); i++)
{
if (g_settings_get_boolean (priv->keyboard_a11y_settings, keyboard_a11y_settings_flags_pair[i].name))
kbd_a11y_settings.controls |= keyboard_a11y_settings_flags_pair[i].flag;
}
kbd_a11y_settings.timeout_delay = g_settings_get_int (priv->keyboard_a11y_settings,
"disable-timeout");
kbd_a11y_settings.slowkeys_delay = g_settings_get_int (priv->keyboard_a11y_settings,
"slowkeys-delay");
kbd_a11y_settings.debounce_delay = g_settings_get_int (priv->keyboard_a11y_settings,
"bouncekeys-delay");
kbd_a11y_settings.mousekeys_init_delay = g_settings_get_int (priv->keyboard_a11y_settings,
"mousekeys-init-delay");
kbd_a11y_settings.mousekeys_max_speed = g_settings_get_int (priv->keyboard_a11y_settings,
"mousekeys-max-speed");
kbd_a11y_settings.mousekeys_accel_time = g_settings_get_int (priv->keyboard_a11y_settings,
"mousekeys-accel-time");
priv->kbd_a11y_settings = kbd_a11y_settings;
g_signal_emit (input_settings, signals[KBD_A11Y_CHANGED], 0, &priv->kbd_a11y_settings);
}
static void
on_keyboard_a11y_settings_changed (ClutterSeat *seat,
MetaKeyboardA11yFlags new_flags,
MetaKeyboardA11yFlags what_changed,
MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (input_settings);
guint i;
for (i = 0; i < G_N_ELEMENTS (keyboard_a11y_settings_flags_pair); i++)
{
if (keyboard_a11y_settings_flags_pair[i].flag & what_changed)
g_settings_set_boolean (priv->keyboard_a11y_settings,
keyboard_a11y_settings_flags_pair[i].name,
(new_flags & keyboard_a11y_settings_flags_pair[i].flag) ? TRUE : FALSE);
}
}
static void
meta_input_keyboard_a11y_settings_changed (GSettings *settings,
const char *key,
gpointer user_data)
{
MetaInputSettings *input_settings = META_INPUT_SETTINGS (user_data);
load_keyboard_a11y_settings (input_settings);
}
struct _pointer_a11y_settings_flags_pair {
const char *name;
ClutterPointerA11yFlags flag;
} pointer_a11y_settings_flags_pair[] = {
{ "secondary-click-enabled", CLUTTER_A11Y_SECONDARY_CLICK_ENABLED },
{ "dwell-click-enabled", CLUTTER_A11Y_DWELL_ENABLED },
};
static ClutterPointerA11yDwellDirection
pointer_a11y_dwell_direction_from_setting (MetaInputSettings *input_settings,
const char *key)
{
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (input_settings);
GDesktopMouseDwellDirection dwell_gesture_direction;
dwell_gesture_direction = g_settings_get_enum (priv->mouse_a11y_settings, key);
switch (dwell_gesture_direction)
{
case G_DESKTOP_MOUSE_DWELL_DIRECTION_LEFT:
return CLUTTER_A11Y_DWELL_DIRECTION_LEFT;
break;
case G_DESKTOP_MOUSE_DWELL_DIRECTION_RIGHT:
return CLUTTER_A11Y_DWELL_DIRECTION_RIGHT;
break;
case G_DESKTOP_MOUSE_DWELL_DIRECTION_UP:
return CLUTTER_A11Y_DWELL_DIRECTION_UP;
break;
case G_DESKTOP_MOUSE_DWELL_DIRECTION_DOWN:
return CLUTTER_A11Y_DWELL_DIRECTION_DOWN;
break;
default:
break;
}
return CLUTTER_A11Y_DWELL_DIRECTION_NONE;
}
static void
load_pointer_a11y_settings (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsPrivate *priv = meta_input_settings_get_instance_private (input_settings);
ClutterPointerA11ySettings pointer_a11y_settings;
ClutterInputDevice *core_pointer;
GDesktopMouseDwellMode dwell_mode;
guint i;
core_pointer = clutter_seat_get_pointer (priv->seat);
if (device && device != core_pointer)
return;
clutter_seat_get_pointer_a11y_settings (CLUTTER_SEAT (priv->seat),
&pointer_a11y_settings);
pointer_a11y_settings.controls = 0;
for (i = 0; i < G_N_ELEMENTS (pointer_a11y_settings_flags_pair); i++)
{
if (g_settings_get_boolean (priv->mouse_a11y_settings, pointer_a11y_settings_flags_pair[i].name))
pointer_a11y_settings.controls |= pointer_a11y_settings_flags_pair[i].flag;
}
/* "secondary-click-time" is expressed in seconds */
pointer_a11y_settings.secondary_click_delay =
(1000 * g_settings_get_double (priv->mouse_a11y_settings, "secondary-click-time"));
/* "dwell-time" is expressed in seconds */
pointer_a11y_settings.dwell_delay =
(1000 * g_settings_get_double (priv->mouse_a11y_settings, "dwell-time"));
pointer_a11y_settings.dwell_threshold = g_settings_get_int (priv->mouse_a11y_settings,
"dwell-threshold");
dwell_mode = g_settings_get_enum (priv->mouse_a11y_settings, "dwell-mode");
if (dwell_mode == G_DESKTOP_MOUSE_DWELL_MODE_WINDOW)
pointer_a11y_settings.dwell_mode = CLUTTER_A11Y_DWELL_MODE_WINDOW;
else
pointer_a11y_settings.dwell_mode = CLUTTER_A11Y_DWELL_MODE_GESTURE;
pointer_a11y_settings.dwell_gesture_single =
pointer_a11y_dwell_direction_from_setting (input_settings, "dwell-gesture-single");
pointer_a11y_settings.dwell_gesture_double =
pointer_a11y_dwell_direction_from_setting (input_settings, "dwell-gesture-double");
pointer_a11y_settings.dwell_gesture_drag =
pointer_a11y_dwell_direction_from_setting (input_settings, "dwell-gesture-drag");
pointer_a11y_settings.dwell_gesture_secondary =
pointer_a11y_dwell_direction_from_setting (input_settings, "dwell-gesture-secondary");
clutter_seat_set_pointer_a11y_settings (CLUTTER_SEAT (priv->seat),
&pointer_a11y_settings);
}
static void
meta_input_mouse_a11y_settings_changed (GSettings *settings,
const char *key,
gpointer user_data)
{
MetaInputSettings *input_settings = META_INPUT_SETTINGS (user_data);
load_pointer_a11y_settings (input_settings, NULL);
}
static GSettings *
lookup_device_settings (ClutterInputDevice *device)
{
const gchar *group, *schema, *vendor, *product;
ClutterInputDeviceType type;
GSettings *settings;
gchar *path;
type = clutter_input_device_get_device_type (device);
if (type == CLUTTER_TOUCHSCREEN_DEVICE)
{
group = "touchscreens";
schema = "org.gnome.desktop.peripherals.touchscreen";
}
else if (type == CLUTTER_TABLET_DEVICE ||
type == CLUTTER_PEN_DEVICE ||
type == CLUTTER_ERASER_DEVICE ||
type == CLUTTER_CURSOR_DEVICE ||
type == CLUTTER_PAD_DEVICE)
{
group = "tablets";
schema = "org.gnome.desktop.peripherals.tablet";
}
else
return NULL;
vendor = clutter_input_device_get_vendor_id (device);
product = clutter_input_device_get_product_id (device);
path = g_strdup_printf ("/org/gnome/desktop/peripherals/%s/%s:%s/",
group, vendor, product);
settings = g_settings_new_with_path (schema, path);
g_free (path);
return settings;
}
static GSettings *
lookup_tool_settings (ClutterInputDeviceTool *tool,
ClutterInputDevice *device)
{
GSettings *tool_settings;
guint64 serial;
gchar *path;
tool_settings = g_object_get_qdata (G_OBJECT (tool), quark_tool_settings);
if (tool_settings)
return tool_settings;
serial = clutter_input_device_tool_get_serial (tool);
/* The Wacom driver uses serial 1 for serial-less devices but 1 is not a
* real serial, so let's custom-case this */
if (serial == 0 || serial == 1)
{
path = g_strdup_printf ("/org/gnome/desktop/peripherals/stylus/default-%s:%s/",
clutter_input_device_get_vendor_id (device),
clutter_input_device_get_product_id (device));
}
else
{
path = g_strdup_printf ("/org/gnome/desktop/peripherals/stylus/%" G_GINT64_MODIFIER "x/",
serial);
}
tool_settings =
g_settings_new_with_path ("org.gnome.desktop.peripherals.tablet.stylus",
path);
g_object_set_qdata_full (G_OBJECT (tool), quark_tool_settings, tool_settings,
(GDestroyNotify) g_object_unref);
g_free (path);
return tool_settings;
}
static void
device_mapping_info_free (DeviceMappingInfo *info)
{
g_clear_signal_handler (&info->changed_id, info->settings);
g_object_unref (info->settings);
g_free (info->group_modes);
g_slice_free (DeviceMappingInfo, info);
}
static gboolean
check_add_mappable_device (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsPrivate *priv;
DeviceMappingInfo *info;
ClutterInputDeviceType device_type;
GSettings *settings;
device_type = clutter_input_device_get_device_type (device);
if ((device_type == CLUTTER_TABLET_DEVICE ||
device_type == CLUTTER_PEN_DEVICE ||
device_type == CLUTTER_ERASER_DEVICE ||
device_type == CLUTTER_PAD_DEVICE) &&
g_getenv ("MUTTER_DISABLE_WACOM_CONFIGURATION") != NULL)
return FALSE;
settings = lookup_device_settings (device);
if (!settings)
return FALSE;
priv = meta_input_settings_get_instance_private (input_settings);
info = g_slice_new0 (DeviceMappingInfo);
info->input_settings = input_settings;
info->device = device;
info->settings = settings;
if (device_type == CLUTTER_PAD_DEVICE)
{
info->group_modes =
g_new0 (guint, clutter_input_device_get_n_mode_groups (device));
}
info->changed_id = g_signal_connect (settings, "changed",
G_CALLBACK (mapped_device_changed_cb),
info);
g_hash_table_insert (priv->mappable_devices, device, info);
apply_mappable_device_settings (input_settings, info);
return TRUE;
}
static void
apply_device_settings (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsPrivate *priv =
meta_input_settings_get_instance_private (input_settings);
update_device_speed (input_settings, device);
update_device_natural_scroll (input_settings, device);
update_mouse_left_handed (input_settings, device);
update_pointer_accel_profile (input_settings,
priv->mouse_settings,
device);
update_touchpad_left_handed (input_settings, device);
update_touchpad_tap_enabled (input_settings, device);
update_touchpad_tap_button_map (input_settings, device);
update_touchpad_tap_and_drag_enabled (input_settings, device);
update_touchpad_tap_and_drag_lock_enabled (input_settings, device);
update_touchpad_disable_while_typing (input_settings, device);
update_touchpad_send_events (input_settings, device);
update_touchpad_two_finger_scroll (input_settings, device);
update_touchpad_edge_scroll (input_settings, device);
update_touchpad_click_method (input_settings, device);
update_trackball_scroll_button (input_settings, device);
update_pointer_accel_profile (input_settings,
priv->trackball_settings,
device);
load_pointer_a11y_settings (input_settings, device);
update_middle_click_emulation (input_settings, priv->mouse_settings, device);
update_middle_click_emulation (input_settings, priv->touchpad_settings, device);
update_middle_click_emulation (input_settings, priv->trackball_settings, device);
}
static void
update_stylus_pressure (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool)
{
MetaInputSettingsClass *input_settings_class;
GSettings *tool_settings;
const gint32 *curve;
GVariant *variant;
gsize n_elems;
if (clutter_input_device_get_device_type (device) != CLUTTER_TABLET_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PEN_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_ERASER_DEVICE)
return;
if (!tool)
return;
tool_settings = lookup_tool_settings (tool, device);
if (clutter_input_device_tool_get_tool_type (tool) ==
CLUTTER_INPUT_DEVICE_TOOL_ERASER)
variant = g_settings_get_value (tool_settings, "eraser-pressure-curve");
else
variant = g_settings_get_value (tool_settings, "pressure-curve");
curve = g_variant_get_fixed_array (variant, &n_elems, sizeof (gint32));
if (n_elems != 4)
return;
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
input_settings_class->set_stylus_pressure (input_settings, device, tool, curve);
}
static void
update_stylus_buttonmap (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool)
{
MetaInputSettingsClass *input_settings_class;
GDesktopStylusButtonAction primary, secondary, tertiary;
GSettings *tool_settings;
if (clutter_input_device_get_device_type (device) != CLUTTER_TABLET_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_PEN_DEVICE &&
clutter_input_device_get_device_type (device) != CLUTTER_ERASER_DEVICE)
return;
if (!tool)
return;
tool_settings = lookup_tool_settings (tool, device);
primary = g_settings_get_enum (tool_settings, "button-action");
secondary = g_settings_get_enum (tool_settings, "secondary-button-action");
tertiary = g_settings_get_enum (tool_settings, "tertiary-button-action");
input_settings_class = META_INPUT_SETTINGS_GET_CLASS (input_settings);
input_settings_class->set_stylus_button_map (input_settings, device, tool,
primary, secondary, tertiary);
}
static void
apply_stylus_settings (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool)
{
update_stylus_pressure (input_settings, device, tool);
update_stylus_buttonmap (input_settings, device, tool);
}
static void
evaluate_two_finger_scrolling (MetaInputSettings *input_settings,
ClutterInputDevice *device)
{
MetaInputSettingsClass *klass;
MetaInputSettingsPrivate *priv;
if (clutter_input_device_get_device_type (device) != CLUTTER_TOUCHPAD_DEVICE)
return;
klass = META_INPUT_SETTINGS_GET_CLASS (input_settings);
priv = meta_input_settings_get_instance_private (input_settings);
if (klass->has_two_finger_scroll (input_settings, device))
g_hash_table_add (priv->two_finger_devices, device);
}
static void
meta_input_settings_device_added (ClutterSeat *seat,
ClutterInputDevice *device,
MetaInputSettings *input_settings)
{
if (clutter_input_device_get_device_mode (device) == CLUTTER_INPUT_MODE_LOGICAL)
return;
evaluate_two_finger_scrolling (input_settings, device);
apply_device_settings (input_settings, device);
check_add_mappable_device (input_settings, device);
}
static void
meta_input_settings_device_removed (ClutterSeat *seat,
ClutterInputDevice *device,
MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv;
priv = meta_input_settings_get_instance_private (input_settings);
g_hash_table_remove (priv->mappable_devices, device);
g_hash_table_remove (priv->current_tools, device);
if (g_hash_table_remove (priv->two_finger_devices, device) &&
g_hash_table_size (priv->two_finger_devices) == 0)
apply_device_settings (input_settings, NULL);
}
static void
current_tool_changed_cb (GSettings *settings,
const char *key,
gpointer user_data)
{
CurrentToolInfo *info = user_data;
apply_stylus_settings (info->input_settings, info->device, info->tool);
}
static CurrentToolInfo *
current_tool_info_new (MetaInputSettings *input_settings,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool)
{
CurrentToolInfo *info;
info = g_new0 (CurrentToolInfo, 1);
info->input_settings = input_settings;
info->device = device;
info->tool = tool;
info->settings = lookup_tool_settings (tool, device);
info->changed_id =
g_signal_connect (info->settings, "changed",
G_CALLBACK (current_tool_changed_cb),
info);
return info;
}
static void
current_tool_info_free (CurrentToolInfo *info)
{
g_clear_signal_handler (&info->changed_id, info->settings);
g_free (info);
}
static void
meta_input_settings_tool_changed (ClutterSeat *seat,
ClutterInputDevice *device,
ClutterInputDeviceTool *tool,
MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv;
priv = meta_input_settings_get_instance_private (input_settings);
if (tool)
{
CurrentToolInfo *current_tool;
current_tool = current_tool_info_new (input_settings, device, tool);
g_hash_table_insert (priv->current_tools, device, current_tool);
apply_stylus_settings (input_settings, device, tool);
}
else
{
g_hash_table_remove (priv->current_tools, device);
}
}
static void
check_mappable_devices (MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv;
GList *l, *devices;
priv = meta_input_settings_get_instance_private (input_settings);
devices = clutter_seat_list_devices (priv->seat);
for (l = devices; l; l = l->next)
{
ClutterInputDevice *device = l->data;
if (clutter_input_device_get_device_mode (device) == CLUTTER_INPUT_MODE_LOGICAL)
continue;
check_add_mappable_device (input_settings, device);
}
g_list_free (devices);
}
static void
meta_input_settings_constructed (GObject *object)
{
MetaInputSettings *input_settings = META_INPUT_SETTINGS (object);
GSList *devices, *d;
devices = meta_input_settings_get_devices (input_settings, CLUTTER_TOUCHPAD_DEVICE);
for (d = devices; d; d = d->next)
evaluate_two_finger_scrolling (input_settings, d->data);
g_slist_free (devices);
apply_device_settings (input_settings, NULL);
update_keyboard_repeat (input_settings);
check_mappable_devices (input_settings);
load_keyboard_a11y_settings (input_settings);
}
static void
meta_input_settings_class_init (MetaInputSettingsClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = meta_input_settings_dispose;
object_class->constructed = meta_input_settings_constructed;
quark_tool_settings =
g_quark_from_static_string ("meta-input-settings-tool-settings");
signals[KBD_A11Y_CHANGED] =
g_signal_new ("kbd-a11y-changed",
G_TYPE_FROM_CLASS (object_class),
G_SIGNAL_RUN_LAST,
0, NULL, NULL, NULL,
G_TYPE_NONE, 1,
G_TYPE_POINTER);
}
static void
meta_input_settings_init (MetaInputSettings *settings)
{
MetaInputSettingsPrivate *priv;
priv = meta_input_settings_get_instance_private (settings);
priv->seat = clutter_backend_get_default_seat (clutter_get_default_backend ());
g_signal_connect (priv->seat, "device-added",
G_CALLBACK (meta_input_settings_device_added), settings);
g_signal_connect (priv->seat, "device-removed",
G_CALLBACK (meta_input_settings_device_removed), settings);
g_signal_connect (priv->seat, "tool-changed",
G_CALLBACK (meta_input_settings_tool_changed), settings);
priv->mouse_settings = g_settings_new ("org.gnome.desktop.peripherals.mouse");
g_signal_connect (priv->mouse_settings, "changed",
G_CALLBACK (meta_input_settings_changed_cb), settings);
priv->touchpad_settings = g_settings_new ("org.gnome.desktop.peripherals.touchpad");
g_signal_connect (priv->touchpad_settings, "changed",
G_CALLBACK (meta_input_settings_changed_cb), settings);
priv->trackball_settings = g_settings_new ("org.gnome.desktop.peripherals.trackball");
g_signal_connect (priv->trackball_settings, "changed",
G_CALLBACK (meta_input_settings_changed_cb), settings);
priv->keyboard_settings = g_settings_new ("org.gnome.desktop.peripherals.keyboard");
g_signal_connect (priv->keyboard_settings, "changed",
G_CALLBACK (meta_input_settings_changed_cb), settings);
priv->gsd_settings = g_settings_new ("org.gnome.settings-daemon.peripherals.mouse");
g_settings_bind (priv->gsd_settings, "double-click",
clutter_settings_get_default(), "double-click-time",
G_SETTINGS_BIND_GET);
priv->keyboard_a11y_settings = g_settings_new ("org.gnome.desktop.a11y.keyboard");
g_signal_connect (priv->keyboard_a11y_settings, "changed",
G_CALLBACK (meta_input_keyboard_a11y_settings_changed), settings);
g_signal_connect (priv->seat, "kbd-a11y-flags-changed",
G_CALLBACK (on_keyboard_a11y_settings_changed), settings);
priv->mouse_a11y_settings = g_settings_new ("org.gnome.desktop.a11y.mouse");
g_signal_connect (priv->mouse_a11y_settings, "changed",
G_CALLBACK (meta_input_mouse_a11y_settings_changed), settings);
priv->mappable_devices =
g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify) device_mapping_info_free);
priv->current_tools =
g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify) current_tool_info_free);
priv->two_finger_devices = g_hash_table_new (NULL, NULL);
}
void
meta_input_settings_maybe_save_numlock_state (MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv;
ClutterSeat *seat;
ClutterKeymap *keymap;
gboolean numlock_state;
priv = meta_input_settings_get_instance_private (input_settings);
if (!g_settings_get_boolean (priv->keyboard_settings, "remember-numlock-state"))
return;
seat = clutter_backend_get_default_seat (clutter_get_default_backend ());
keymap = clutter_seat_get_keymap (seat);
numlock_state = clutter_keymap_get_num_lock_state (keymap);
if (numlock_state == g_settings_get_boolean (priv->keyboard_settings, "numlock-state"))
return;
g_settings_set_boolean (priv->keyboard_settings, "numlock-state", numlock_state);
}
void
meta_input_settings_maybe_restore_numlock_state (MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv;
gboolean numlock_state;
priv = meta_input_settings_get_instance_private (input_settings);
if (!g_settings_get_boolean (priv->keyboard_settings, "remember-numlock-state"))
return;
numlock_state = g_settings_get_boolean (priv->keyboard_settings, "numlock-state");
meta_backend_set_numlock (meta_get_backend (), numlock_state);
}
void
meta_input_settings_set_device_matrix (MetaInputSettings *input_settings,
ClutterInputDevice *device,
float matrix[6])
{
g_return_if_fail (META_IS_INPUT_SETTINGS (input_settings));
g_return_if_fail (CLUTTER_IS_INPUT_DEVICE (device));
META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_matrix (input_settings,
device,
matrix);
}
void
meta_input_settings_set_device_enabled (MetaInputSettings *input_settings,
ClutterInputDevice *device,
gboolean enabled)
{
GDesktopDeviceSendEvents mode;
g_return_if_fail (META_IS_INPUT_SETTINGS (input_settings));
g_return_if_fail (CLUTTER_IS_INPUT_DEVICE (device));
mode = enabled ?
G_DESKTOP_DEVICE_SEND_EVENTS_ENABLED :
G_DESKTOP_DEVICE_SEND_EVENTS_DISABLED;
META_INPUT_SETTINGS_GET_CLASS (input_settings)->set_send_events (input_settings,
device,
mode);
}
void
meta_input_settings_set_device_aspect_ratio (MetaInputSettings *input_settings,
ClutterInputDevice *device,
double aspect_ratio)
{
MetaInputSettingsPrivate *priv;
DeviceMappingInfo *info;
g_return_if_fail (META_IS_INPUT_SETTINGS (input_settings));
g_return_if_fail (CLUTTER_IS_INPUT_DEVICE (device));
priv = meta_input_settings_get_instance_private (input_settings);
info = g_hash_table_lookup (priv->mappable_devices, device);
if (!info)
return;
info->aspect_ratio = aspect_ratio;
update_tablet_keep_aspect (input_settings, info->settings, device);
}
void
meta_input_settings_get_kbd_a11y_settings (MetaInputSettings *input_settings,
MetaKbdA11ySettings *a11y_settings)
{
MetaInputSettingsPrivate *priv;
g_return_if_fail (META_IS_INPUT_SETTINGS (input_settings));
priv = meta_input_settings_get_instance_private (input_settings);
*a11y_settings = priv->kbd_a11y_settings;
}
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