Update output manager config on all output events

The output manager config was not properly updated when output
configuration was changed through some other means (such as a command).

1 files changed, 32 insertions, 0 deletions

diff --git a/sway/desktop/output.c b/sway/desktop/output.c
index 0cc08525..1b72fc21 100644
--- a/sway/desktop/output.c
+++ b/sway/desktop/output.c
@@ -507,6 +507,30 @@ static void damage_handle_destroy(struct wl_listener *listener, void *data) {
         transaction_commit_dirty();
 }
 
+static void update_output_manager_config(struct sway_server *server) {
+        struct wlr_output_configuration_v1 *config =
+                wlr_output_configuration_v1_create();
+
+        struct sway_output *output;
+        wl_list_for_each(output, &root->all_outputs, link) {
+                if (output == root->noop_output) {
+                        continue;
+                }
+                struct wlr_output_configuration_head_v1 *config_head =
+                        wlr_output_configuration_head_v1_create(config, output->wlr_output);
+                struct wlr_box *output_box = wlr_output_layout_get_box(
+                        root->output_layout, output->wlr_output);
+                // We mark the output enabled even if it is switched off by DPMS
+                config_head->state.enabled = output->enabled;
+                if (output_box) {
+                        config_head->state.x = output_box->x;
+                        config_head->state.y = output_box->y;
+                }
+        }
+
+        wlr_output_manager_v1_set_configuration(server->output_manager_v1, config);
+}
+
 static void handle_destroy(struct wl_listener *listener, void *data) {
         struct sway_output *output = wl_container_of(listener, output, destroy);
         wl_signal_emit(&output->events.destroy, output);
@@ -525,6 +549,8 @@ static void handle_destroy(struct wl_listener *listener, void *data) {
         wl_list_remove(&output->damage_frame.link);
 
         transaction_commit_dirty();
+
+        update_output_manager_config(output->server);
 }
 
 static void handle_mode(struct wl_listener *listener, void *data) {
@@ -548,6 +574,8 @@ static void handle_mode(struct wl_listener *listener, void *data) {
         arrange_layers(output);
         arrange_output(output);
         transaction_commit_dirty();
+
+        update_output_manager_config(output->server);
 }
 
 static void handle_transform(struct wl_listener *listener, void *data) {
@@ -558,6 +586,8 @@ static void handle_transform(struct wl_listener *listener, void *data) {
         arrange_layers(output);
         arrange_output(output);
         transaction_commit_dirty();
+
+        update_output_manager_config(output->server);
 }
 
 static void update_textures(struct sway_container *con, void *data) {
@@ -574,6 +604,8 @@ static void handle_scale(struct wl_listener *listener, void *data) {
         output_for_each_container(output, update_textures, NULL);
         arrange_output(output);
         transaction_commit_dirty();
+
+        update_output_manager_config(output->server);
 }
 
 static void send_presented_iterator(struct sway_output *output,