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backends/native: Propagate a11y modifiers from MetaA11yManager

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Listen to changes in MetaA11yManager configured modifiers, and propagate
these along to the MetaSeatNative. This lets the backend keep track of
configuration changes in a11y modifiers.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4217>
This commit is contained in:
Lukáš Tyrychtr 2025-02-05 19:03:50 +01:00 committed by Marge Bot
parent 1498724774
commit 45f6bed780
1 changed files with 25 additions and 0 deletions
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25
src/backends/native/meta-backend-native.c
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@ -39,6 +39,7 @@
#include <drm_fourcc.h>
#include <stdlib.h>
#include "backends/meta-a11y-manager.h"
#include "backends/meta-color-manager.h"
#include "backends/meta-cursor-tracker-private.h"
#include "backends/meta-idle-manager.h"
@ -176,6 +177,23 @@ update_viewports (MetaBackend *backend)
g_object_unref (viewports);
}
static void
on_a11y_modifiers_changed (MetaA11yManager *a11y_manager,
MetaBackend *backend)
{
MetaSeatNative *seat;
ClutterBackend *clutter_backend;
g_autofree uint32_t *modifiers;
int n_modifiers;
clutter_backend = meta_backend_get_clutter_backend (backend);
seat = META_SEAT_NATIVE (clutter_backend_get_default_seat (clutter_backend));
modifiers = meta_a11y_manager_get_modifier_keysyms (a11y_manager,
&n_modifiers);
meta_seat_native_set_a11y_modifiers (seat, modifiers, n_modifiers);
}
static gboolean
meta_backend_native_init_post (MetaBackend *backend,
GError **error)
@ -185,6 +203,7 @@ meta_backend_native_init_post (MetaBackend *backend,
meta_backend_native_get_instance_private (backend_native);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
MetaA11yManager *a11y_manager = meta_backend_get_a11y_manager (backend);
g_clear_pointer (&priv->startup_render_devices,
g_hash_table_unref);
@ -193,6 +212,12 @@ meta_backend_native_init_post (MetaBackend *backend,
G_CALLBACK (update_viewports), backend);
update_viewports (backend);
g_signal_connect_object (a11y_manager,
"a11y-modifiers-changed",
G_CALLBACK (on_a11y_modifiers_changed),
backend,
G_CONNECT_DEFAULT);
return TRUE;
}