3 files changed, 16 insertions, 4 deletions
diff --git a/include/sway/container.h b/include/sway/container.h
index f6aae7d1..09e29291 100644
--- a/include/sway/container.h
+++ b/include/sway/container.h
@@ -4,7 +4,6 @@
 #include <wlc/wlc.h>
 #include <wlr/types/wlr_output.h>
 #include <stdint.h>
-
 #include "list.h"
 
 typedef struct sway_container swayc_t;
@@ -76,7 +75,7 @@ struct sway_container {
 	wlc_handle handle;
 
 	union {
-		struct wlr_output *output;
+		struct sway_output *output;
 	} _handle;
 
 	/**
@@ -186,10 +185,11 @@ enum visibility_mask {
 	VISIBLE = true
 } visible;
 
+struct sway_output;
 /**
  * Allocates a new output container.
  */
-swayc_t *new_output(struct wlr_output *wlr_output);
+swayc_t *new_output(struct sway_output *sway_output);
 /**
  * Allocates a new workspace container.
  */
diff --git a/include/sway/output.h b/include/sway/output.h
index e1bdd3f0..2a222238 100644
--- a/include/sway/output.h
+++ b/include/sway/output.h
@@ -1,9 +1,20 @@
 #ifndef _SWAY_OUTPUT_H
 #define _SWAY_OUTPUT_H
-
+#include <time.h>
+#include <wayland-server.h>
+#include <wlr/types/wlr_output.h>
 #include "container.h"
 #include "focus.h"
 
+struct sway_server;
+
+struct sway_output {
+	struct wlr_output *wlr_output;
+	struct wl_listener frame;
+	struct sway_server *server;
+	struct timespec last_frame;
+};
+
 // Position is absolute coordinates on the edge where the adjacent output
 // should be searched for.
 swayc_t *output_by_name(const char* name, const struct wlc_point *abs_pos);
diff --git a/include/sway/server.h b/include/sway/server.h
index f3e86bcb..043c1a33 100644
--- a/include/sway/server.h
+++ b/include/sway/server.h
@@ -33,5 +33,6 @@ void server_fini(struct sway_server *server);
 void server_run(struct sway_server *server);
 
 void output_add_notify(struct wl_listener *listener, void *data);
+void output_remove_notify(struct wl_listener *listener, void *data);
 
 #endif