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backends: Handle numlock saving/restoring directly in backends

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Simplify the handling of numlock state, so it can be entirely handled
within the input thread. Since the saving/restoring is triggered inside
each backend code, there's no need anymore for meta_backend_set_numlock().

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1403>
This commit is contained in:
Carlos Garnacho 2020-11-26 23:10:25 +01:00 committed by Marge Bot
parent 23f95348fd
commit f7fbd6ea6f
11 changed files with 111 additions and 152 deletions
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3
src/backends/meta-backend-private.h
View file

@ -100,9 +100,6 @@ struct _MetaBackendClass
void (* update_screen_size) (MetaBackend *backend, int width, int height);
void (* select_stage_events) (MetaBackend *backend);
void (* set_numlock) (MetaBackend *backend,
gboolean numlock_state);
void (* set_pointer_constraint) (MetaBackend *backend,
MetaPointerConstraint *constraint);
};

29
src/backends/meta-backend.c
View file

@ -157,7 +157,6 @@ struct _MetaBackendPrivate
gboolean is_pointer_position_initialized;
guint device_update_idle_id;
gulong keymap_state_changed_id;
GHashTable *device_monitors;
@ -198,16 +197,6 @@ meta_backend_finalize (GObject *object)
MetaBackend *backend = META_BACKEND (object);
MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
if (priv->keymap_state_changed_id)
{
ClutterSeat *seat;
ClutterKeymap *keymap;
seat = clutter_backend_get_default_seat (priv->clutter_backend);
keymap = clutter_seat_get_keymap (seat);
g_clear_signal_handler (&priv->keymap_state_changed_id, keymap);
}
g_list_free_full (priv->gpus, g_object_unref);
g_clear_object (&priv->current_device);
@ -579,7 +568,6 @@ meta_backend_real_post_init (MetaBackend *backend)
{
MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
ClutterSeat *seat = clutter_backend_get_default_seat (priv->clutter_backend);
ClutterKeymap *keymap = clutter_seat_get_keymap (seat);
priv->stage = meta_stage_new (backend);
clutter_actor_realize (priv->stage);
@ -602,15 +590,6 @@ meta_backend_real_post_init (MetaBackend *backend)
priv->input_settings = meta_backend_create_input_settings (backend);
if (priv->input_settings)
{
priv->keymap_state_changed_id =
g_signal_connect_swapped (keymap, "state-changed",
G_CALLBACK (meta_input_settings_maybe_save_numlock_state),
priv->input_settings);
meta_input_settings_maybe_restore_numlock_state (priv->input_settings);
}
priv->input_mapper = meta_input_mapper_new ();
g_signal_connect (priv->input_mapper, "device-mapped",
G_CALLBACK (input_mapper_device_mapped_cb), backend);
@ -1357,14 +1336,6 @@ meta_backend_lock_layout_group (MetaBackend *backend,
META_BACKEND_GET_CLASS (backend)->lock_layout_group (backend, idx);
}
void
meta_backend_set_numlock (MetaBackend *backend,
gboolean numlock_state)
{
META_BACKEND_GET_CLASS (backend)->set_numlock (backend, numlock_state);
}
/**
* meta_backend_get_stage:
* @backend: A #MetaBackend

5
src/backends/meta-input-settings-private.h
View file

@ -173,8 +173,9 @@ struct _MetaInputSettingsClass
ClutterInputDevice *device);
};
void meta_input_settings_maybe_save_numlock_state (MetaInputSettings *input_settings);
void meta_input_settings_maybe_restore_numlock_state (MetaInputSettings *input_settings);
void meta_input_settings_maybe_save_numlock_state (MetaInputSettings *input_settings,
gboolean numlock_state);
gboolean meta_input_settings_maybe_restore_numlock_state (MetaInputSettings *input_settings);
void meta_input_settings_set_device_matrix (MetaInputSettings *input_settings,
ClutterInputDevice *device,

23
src/backends/meta-input-settings.c
View file

@ -1161,8 +1161,6 @@ meta_input_settings_changed_cb (GSettings *settings,
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);
}
}
@ -1838,41 +1836,34 @@ meta_input_settings_init (MetaInputSettings *settings)
}
void
meta_input_settings_maybe_save_numlock_state (MetaInputSettings *input_settings)
meta_input_settings_maybe_save_numlock_state (MetaInputSettings *input_settings,
gboolean numlock_state)
{
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
gboolean
meta_input_settings_maybe_restore_numlock_state (MetaInputSettings *input_settings)
{
MetaInputSettingsPrivate *priv;
gboolean numlock_state;
gboolean numlock_state = FALSE;
priv = meta_input_settings_get_instance_private (input_settings);
if (!g_settings_get_boolean (priv->keyboard_settings, "remember-numlock-state"))
return;
if (g_settings_get_boolean (priv->keyboard_settings, "remember-numlock-state"))
numlock_state = g_settings_get_boolean (priv->keyboard_settings, "numlock-state");
meta_backend_set_numlock (meta_get_backend (), numlock_state);
return numlock_state;
}
void

13
src/backends/native/meta-backend-native.c
View file

@ -332,18 +332,6 @@ meta_backend_native_lock_layout_group (MetaBackend *backend,
meta_backend_notify_keymap_layout_group_changed (backend, idx);
}
static void
meta_backend_native_set_numlock (MetaBackend *backend,
gboolean numlock_state)
{
ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend);
ClutterSeat *seat;
seat = clutter_backend_get_default_seat (clutter_backend);
meta_seat_native_set_keyboard_numlock (META_SEAT_NATIVE (seat),
numlock_state);
}
static void
meta_backend_native_set_pointer_constraint (MetaBackend *backend,
MetaPointerConstraint *constraint)
@ -576,7 +564,6 @@ meta_backend_native_class_init (MetaBackendNativeClass *klass)
backend_class->get_keymap_layout_group = meta_backend_native_get_keymap_layout_group;
backend_class->lock_layout_group = meta_backend_native_lock_layout_group;
backend_class->update_screen_size = meta_backend_native_update_screen_size;
backend_class->set_numlock = meta_backend_native_set_numlock;
backend_class->set_pointer_constraint = meta_backend_native_set_pointer_constraint;
}

117
src/backends/native/meta-seat-impl.c
View file

@ -344,9 +344,18 @@ meta_seat_impl_notify_key (MetaSeatImpl *seat_impl,
if (update_keys && (changed_state & XKB_STATE_LEDS))
{
MetaInputDeviceNative *keyboard_native;
gboolean numlock_active;
g_signal_emit (seat_impl, signals[MODS_STATE_CHANGED], 0);
meta_seat_impl_sync_leds (seat_impl);
numlock_active =
xkb_state_mod_name_is_active (seat_impl->xkb, XKB_MOD_NAME_NUM,
XKB_STATE_MODS_LATCHED |
XKB_STATE_MODS_LOCKED);
meta_input_settings_maybe_save_numlock_state (seat_impl->input_settings,
numlock_active);
keyboard_native = META_INPUT_DEVICE_NATIVE (seat_impl->core_keyboard);
meta_input_device_native_a11y_maybe_notify_toggle_keys (keyboard_native);
}
@ -2465,6 +2474,48 @@ static const struct libinput_interface libinput_interface = {
close_restricted
};
static void
meta_seat_impl_set_keyboard_numlock (MetaSeatImpl *seat_impl,
gboolean numlock_state)
{
xkb_mod_mask_t depressed_mods;
xkb_mod_mask_t latched_mods;
xkb_mod_mask_t locked_mods;
xkb_mod_mask_t group_mods;
xkb_mod_mask_t numlock;
struct xkb_keymap *xkb_keymap;
MetaKeymapNative *keymap;
keymap = seat_impl->keymap;
xkb_keymap = meta_keymap_native_get_keyboard_map (keymap);
numlock = (1 << xkb_keymap_mod_get_index (xkb_keymap, "Mod2"));
depressed_mods =
xkb_state_serialize_mods (seat_impl->xkb, XKB_STATE_MODS_DEPRESSED);
latched_mods =
xkb_state_serialize_mods (seat_impl->xkb, XKB_STATE_MODS_LATCHED);
locked_mods =
xkb_state_serialize_mods (seat_impl->xkb, XKB_STATE_MODS_LOCKED);
group_mods =
xkb_state_serialize_layout (seat_impl->xkb, XKB_STATE_LAYOUT_EFFECTIVE);
if (numlock_state)
locked_mods |= numlock;
else
locked_mods &= ~numlock;
xkb_state_update_mask (seat_impl->xkb,
depressed_mods,
latched_mods,
locked_mods,
0, 0,
group_mods);
meta_seat_impl_sync_leds (seat_impl);
meta_keymap_native_update (seat_impl->keymap);
}
static void
meta_seat_impl_constructed (GObject *object)
{
@ -2536,6 +2587,9 @@ meta_seat_impl_constructed (GObject *object)
xkb_keymap_led_get_index (xkb_keymap, XKB_LED_NAME_SCROLL);
}
if (meta_input_settings_maybe_restore_numlock_state (seat_impl->input_settings))
meta_seat_impl_set_keyboard_numlock (seat_impl, TRUE);
seat_impl->has_touchscreen = has_touchscreen (seat_impl);
seat_impl->has_tablet_switch = has_tablet_switch (seat_impl);
update_touch_mode (seat_impl);
@ -2604,6 +2658,7 @@ static void
meta_seat_impl_finalize (GObject *object)
{
MetaSeatImpl *seat_impl = META_SEAT_IMPL (object);
gboolean numlock_active;
GSList *iter;
for (iter = seat_impl->devices; iter; iter = g_slist_next (iter))
@ -2621,6 +2676,13 @@ meta_seat_impl_finalize (GObject *object)
meta_event_source_free (seat_impl->event_source);
numlock_active =
xkb_state_mod_name_is_active (seat_impl->xkb, XKB_MOD_NAME_NUM,
XKB_STATE_MODS_LATCHED |
XKB_STATE_MODS_LOCKED);
meta_input_settings_maybe_save_numlock_state (seat_impl->input_settings,
numlock_active);
xkb_state_unref (seat_impl->xkb);
meta_seat_impl_clear_repeat_timer (seat_impl);
@ -2978,61 +3040,6 @@ meta_seat_impl_set_keyboard_layout_index (MetaSeatImpl *seat_impl,
g_rw_lock_writer_unlock (&seat_impl->state_lock);
}
/**
* meta_seat_impl_set_keyboard_numlock: (skip)
* @seat: the #ClutterSeat created by the evdev backend
* @numlock_set: TRUE to set NumLock ON, FALSE otherwise.
*
* Sets the NumLock state on the backend's #xkb_state .
*/
void
meta_seat_impl_set_keyboard_numlock (MetaSeatImpl *seat_impl,
gboolean numlock_state)
{
xkb_mod_mask_t depressed_mods;
xkb_mod_mask_t latched_mods;
xkb_mod_mask_t locked_mods;
xkb_mod_mask_t group_mods;
xkb_mod_mask_t numlock;
struct xkb_keymap *xkb_keymap;
MetaKeymapNative *keymap;
g_return_if_fail (META_IS_SEAT_IMPL (seat_impl));
g_rw_lock_writer_lock (&seat_impl->state_lock);
keymap = seat_impl->keymap;
xkb_keymap = meta_keymap_native_get_keyboard_map (keymap);
numlock = (1 << xkb_keymap_mod_get_index (xkb_keymap, "Mod2"));
depressed_mods =
xkb_state_serialize_mods (seat_impl->xkb, XKB_STATE_MODS_DEPRESSED);
latched_mods =
xkb_state_serialize_mods (seat_impl->xkb, XKB_STATE_MODS_LATCHED);
locked_mods =
xkb_state_serialize_mods (seat_impl->xkb, XKB_STATE_MODS_LOCKED);
group_mods =
xkb_state_serialize_layout (seat_impl->xkb, XKB_STATE_LAYOUT_EFFECTIVE);
if (numlock_state)
locked_mods |= numlock;
else
locked_mods &= ~numlock;
xkb_state_update_mask (seat_impl->xkb,
depressed_mods,
latched_mods,
locked_mods,
0, 0,
group_mods);
meta_seat_impl_sync_leds (seat_impl);
meta_keymap_native_update (seat_impl->keymap);
g_rw_lock_writer_unlock (&seat_impl->state_lock);
}
/**
* meta_seat_impl_set_keyboard_repeat:
* @seat: the #ClutterSeat created by the evdev backend

3
src/backends/native/meta-seat-impl.h
View file

@ -209,9 +209,6 @@ void meta_seat_impl_set_keyboard_map (MetaSeatImpl *seat_im
void meta_seat_impl_set_keyboard_layout_index (MetaSeatImpl *seat_impl,
xkb_layout_index_t idx);
void meta_seat_impl_set_keyboard_numlock (MetaSeatImpl *seat_impl,
gboolean numlock_state);
void meta_seat_impl_set_keyboard_repeat (MetaSeatImpl *seat_impl,
gboolean repeat,
uint32_t delay,

14
src/backends/native/meta-seat-native.c
View file

@ -612,20 +612,6 @@ meta_seat_native_get_keyboard_layout_index (MetaSeatNative *seat)
return seat->xkb_layout_index;
}
/**
* meta_seat_native_set_keyboard_numlock: (skip)
* @seat: the #ClutterSeat created by the evdev backend
* @numlock_set: TRUE to set NumLock ON, FALSE otherwise.
*
* Sets the NumLock state on the backend's #xkb_state .
*/
void
meta_seat_native_set_keyboard_numlock (MetaSeatNative *seat,
gboolean numlock_state)
{
meta_seat_impl_set_keyboard_numlock (seat->impl, numlock_state);
}
MetaBarrierManagerNative *
meta_seat_native_get_barrier_manager (MetaSeatNative *seat)
{

3
src/backends/native/meta-seat-native.h
View file

@ -107,9 +107,6 @@ void meta_seat_native_set_keyboard_layout_index (MetaSeatNative *seat,
xkb_layout_index_t meta_seat_native_get_keyboard_layout_index (MetaSeatNative *seat);
void meta_seat_native_set_keyboard_numlock (MetaSeatNative *seat,
gboolean numlock_state);
void meta_seat_native_set_keyboard_repeat (MetaSeatNative *seat,
gboolean repeat,
uint32_t delay,

36
src/backends/x11/meta-backend-x11.c
View file

@ -82,6 +82,8 @@ struct _MetaBackendX11Private
uint8_t xkb_event_base;
uint8_t xkb_error_base;
gulong keymap_state_changed_id;
struct xkb_keymap *keymap;
xkb_layout_index_t keymap_layout_group;
@ -605,6 +607,14 @@ meta_backend_x11_post_init (MetaBackend *backend)
g_signal_connect_object (meta_backend_get_input_settings (backend),
"kbd-a11y-changed",
G_CALLBACK (on_kbd_a11y_changed), backend, 0);
if (meta_input_settings_maybe_restore_numlock_state (input_settings))
{
unsigned int num_mask;
num_mask = XkbKeysymToModifiers (priv->xdisplay, XK_Num_Lock);
XkbLockModifiers (priv->xdisplay, XkbUseCoreKbd, num_mask, num_mask);
}
}
}
@ -758,19 +768,6 @@ meta_backend_x11_get_keymap_layout_group (MetaBackend *backend)
return priv->keymap_layout_group;
}
static void
meta_backend_x11_set_numlock (MetaBackend *backend,
gboolean numlock_state)
{
MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
unsigned int num_mask;
num_mask = XkbKeysymToModifiers (priv->xdisplay, XK_Num_Lock);
XkbLockModifiers (priv->xdisplay, XkbUseCoreKbd, num_mask,
numlock_state ? num_mask : 0);
}
void
meta_backend_x11_handle_event (MetaBackendX11 *x11,
XEvent *xevent)
@ -853,9 +850,21 @@ initable_iface_init (GInitableIface *initable_iface)
static void
meta_backend_x11_finalize (GObject *object)
{
MetaBackend *backend = META_BACKEND (object);
MetaBackendX11 *x11 = META_BACKEND_X11 (object);
MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
if (priv->keymap_state_changed_id)
{
ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend);
ClutterSeat *seat = clutter_backend_get_default_seat (clutter_backend);
ClutterKeymap *keymap;
seat = clutter_backend_get_default_seat (clutter_backend);
keymap = clutter_seat_get_keymap (seat);
g_clear_signal_handler (&priv->keymap_state_changed_id, keymap);
}
if (priv->user_active_alarm != None)
{
XSyncDestroyAlarm (priv->xdisplay, priv->user_active_alarm);
@ -880,7 +889,6 @@ meta_backend_x11_class_init (MetaBackendX11Class *klass)
backend_class->get_current_logical_monitor = meta_backend_x11_get_current_logical_monitor;
backend_class->get_keymap = meta_backend_x11_get_keymap;
backend_class->get_keymap_layout_group = meta_backend_x11_get_keymap_layout_group;
backend_class->set_numlock = meta_backend_x11_set_numlock;
}
static void

17
src/backends/x11/meta-keymap-x11.c
View file

@ -26,6 +26,8 @@
#include <X11/Xatom.h>
#include <X11/XKBlib.h>
#include "backends/meta-backend-private.h"
#include "backends/meta-input-settings-private.h"
#include "backends/x11/meta-keymap-x11.h"
#include "clutter/clutter.h"
#include "clutter/clutter-mutter.h"
@ -218,6 +220,21 @@ update_locked_mods (MetaKeymapX11 *keymap_x11,
if ((keymap_x11->caps_lock_state != old_caps_lock_state) ||
(keymap_x11->num_lock_state != old_num_lock_state))
g_signal_emit_by_name (keymap_x11, "state-changed");
if (keymap_x11->num_lock_state != old_num_lock_state)
{
MetaBackend *backend;
MetaInputSettings *input_settings;
backend = meta_get_backend ();
input_settings = meta_backend_get_input_settings (backend);
if (input_settings)
{
meta_input_settings_maybe_save_numlock_state (input_settings,
keymap_x11->num_lock_state);
}
}
}
/* the code to retrieve the keymap direction and cache it