1 files changed, 24 insertions, 2 deletions
diff --git a/sway/commands/bar/tray_output.c b/sway/commands/bar/tray_output.c
index 8a1b5d35..012304a9 100644
--- a/sway/commands/bar/tray_output.c
+++ b/sway/commands/bar/tray_output.c
@@ -1,7 +1,29 @@
+#define _XOPEN_SOURCE 500
+#include <string.h>
 #include "sway/commands.h"
-#include "log.h"
 
 struct cmd_results *bar_cmd_tray_output(int argc, char **argv) {
-	sway_log(L_ERROR, "Warning: tray_output is not supported on wayland");
+	const char *cmd_name = "tray_output";
+#ifndef ENABLE_TRAY
+	return cmd_results_new(CMD_INVALID, cmd_name, "Invalid %s command "
+			"%s called, but sway was compiled without tray support",
+			cmd_name, cmd_name);
+#else
+	struct cmd_results *error = NULL;
+	if ((error = checkarg(argc, cmd_name, EXPECTED_EQUAL_TO, 1))) {
+		return error;
+	}
+
+	if (!config->current_bar) {
+		return cmd_results_new(CMD_FAILURE, cmd_name, "No bar defined.");
+	}
+
+	if (strcmp(argv[0], "all") == 0) {
+		// Default behaviour
+		return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+	}
+	config->current_bar->tray_output = strdup(argv[0]);
+
 	return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+#endif
 }