This commit is contained in:
elviosak 2026-05-29 06:14:01 -04:00 committed by GitHub
commit 22ab20e93b
No known key found for this signature in database
GPG key ID: B5690EEEBB952194

View file

@ -1099,6 +1099,24 @@ output_from_name(const char *name)
return NULL;
}
static struct output *
output_get_usable_mirror(struct output *output)
{
struct output *mirror;
struct wlr_box mirror_box, output_box;
wlr_output_layout_get_box(server.output_layout, output->wlr_output, &output_box);
wl_list_for_each(mirror, &server.outputs, link) {
if (!output_is_usable(mirror) || output->id_bit == mirror->id_bit) {
continue;
}
wlr_output_layout_get_box(server.output_layout, mirror->wlr_output, &mirror_box);
if (wlr_box_equal(&output_box, &mirror_box)) {
return mirror;
}
}
return NULL;
}
struct output *
output_nearest_to(int lx, int ly)
{
@ -1107,7 +1125,7 @@ output_nearest_to(int lx, int ly)
&closest_x, &closest_y);
return output_from_wlr_output(wlr_output_layout_output_at(server.output_layout,
closest_x, closest_y));
closest_x, closest_y));
}
struct output *
@ -1258,12 +1276,28 @@ handle_output_power_manager_set_mode(struct wl_listener *listener, void *data)
struct wlr_output_power_v1_set_mode_event *event = data;
struct output *output = event->output->data;
assert(output);
struct output *mirror = output_get_usable_mirror(output);
switch (event->mode) {
case ZWLR_OUTPUT_POWER_V1_MODE_OFF:
if (!event->output->enabled) {
return;
}
if (mirror) {
struct view *view;
for_each_view(view, &server.views, LAB_VIEW_CRITERIA_NONE) {
if (view->output == output) {
view->output = mirror;
}
}
/**
* Send the output that was turned off to the end of the list
* so wlr_output_* functions pick the mirror first
*/
struct wlr_output_layout_output *layout_output =
wlr_output_layout_get(server.output_layout, output->wlr_output);
wl_list_remove(&layout_output->link);
wl_list_insert(server.output_layout->outputs.prev, &layout_output->link);
}
wlr_output_state_set_enabled(&output->pending, false);
output_state_commit(output);
break;