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input: reconfigure send_events on output hotplug

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Closes: https://github.com/swaywm/sway/issues/7890
(cherry picked from commit 95265fba59)
This commit is contained in:
Simon Ser 2023-12-30 20:22:01 +01:00
parent 80ea52910a
commit 37fce86c32
3 changed files with 47 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

3
include/sway/input/libinput.h
View file

@ -4,6 +4,9 @@
bool sway_input_configure_libinput_device(struct sway_input_device *device);
void sway_input_configure_libinput_device_send_events(
struct sway_input_device *device);
void sway_input_reset_libinput_device(struct sway_input_device *device);
bool sway_libinput_device_is_builtin(struct sway_input_device *device);

7
sway/input/input-manager.c
View file

@ -571,6 +571,13 @@ void input_manager_configure_all_input_mappings(void) {
wl_list_for_each(seat, &server.input->seats, link) {
seat_configure_device_mapping(seat, input_device);
}
#if WLR_HAS_LIBINPUT_BACKEND
// Input devices mapped to unavailable outputs get their libinput
// send_events setting switched to false. We need to re-enable this
// when the output appears.
sway_input_configure_libinput_device_send_events(input_device);
#endif
}
}

56
sway/input/libinput.c
View file

@ -219,6 +219,26 @@ static bool set_calibration_matrix(struct libinput_device *dev, float mat[6]) {
return changed;
}
static bool configure_send_events(struct libinput_device *device,
struct input_config *ic) {
if (ic->mapped_to_output &&
strcmp("*", ic->mapped_to_output) != 0 &&
!output_by_name_or_id(ic->mapped_to_output)) {
sway_log(SWAY_DEBUG,
"%s '%s' is mapped to offline output '%s'; disabling input",
ic->input_type, ic->identifier, ic->mapped_to_output);
return set_send_events(device, LIBINPUT_CONFIG_SEND_EVENTS_DISABLED);
} else if (ic->send_events != INT_MIN) {
return set_send_events(device, ic->send_events);
} else {
// Have to reset to the default mode here, otherwise if ic->send_events
// is unset and a mapped output just came online after being disabled,
// we'd remain stuck sending no events.
return set_send_events(device,
libinput_device_config_send_events_get_default_mode(device));
}
}
bool sway_input_configure_libinput_device(struct sway_input_device *input_device) {
struct input_config *ic = input_device_get_config(input_device);
if (!ic || !wlr_input_device_is_libinput(input_device->wlr_device)) {
@ -230,25 +250,7 @@ bool sway_input_configure_libinput_device(struct sway_input_device *input_device
sway_log(SWAY_DEBUG, "sway_input_configure_libinput_device('%s' on '%s')",
ic->identifier, input_device->identifier);
bool changed = false;
if (ic->mapped_to_output &&
strcmp("*", ic->mapped_to_output) != 0 &&
!output_by_name_or_id(ic->mapped_to_output)) {
sway_log(SWAY_DEBUG,
"%s '%s' is mapped to offline output '%s'; disabling input",
ic->input_type, ic->identifier, ic->mapped_to_output);
changed |= set_send_events(device,
LIBINPUT_CONFIG_SEND_EVENTS_DISABLED);
} else if (ic->send_events != INT_MIN) {
changed |= set_send_events(device, ic->send_events);
} else {
// Have to reset to the default mode here, otherwise if ic->send_events
// is unset and a mapped output just came online after being disabled,
// we'd remain stuck sending no events.
changed |= set_send_events(device,
libinput_device_config_send_events_get_default_mode(device));
}
bool changed = configure_send_events(device, ic);
if (ic->tap != INT_MIN) {
changed |= set_tap(device, ic->tap);
}
@ -304,6 +306,22 @@ bool sway_input_configure_libinput_device(struct sway_input_device *input_device
return changed;
}
void sway_input_configure_libinput_device_send_events(
struct sway_input_device *input_device) {
struct input_config *ic = input_device_get_config(input_device);
if (!ic || !wlr_input_device_is_libinput(input_device->wlr_device)) {
return;
}
struct libinput_device *device =
wlr_libinput_get_device_handle(input_device->wlr_device);
bool changed = configure_send_events(device, ic);
if (changed) {
ipc_event_input("libinput_config", input_device);
}
}
void sway_input_reset_libinput_device(struct sway_input_device *input_device) {
if (!wlr_input_device_is_libinput(input_device->wlr_device)) {
return;