Trigger event on bar mode|hidden_state commands

sway/commands.c

@@ -25,6 +25,7 @@
 #include "resize.h"
 #include "input_state.h"
 #include "criteria.h"
+#include "ipc-server.h"
 
 typedef struct cmd_results *sway_cmd(int argc, char **argv);
 
@@ -1707,7 +1708,7 @@ static struct cmd_results *bar_set_hidden_state(struct bar_config *bar, const ch
 
 	if (strcmp(old_state, bar->hidden_state) != 0) {
 		if (!config->reading) {
-			// TODO: IPC event
+			ipc_event_barconfig_update(bar);
 		}
 		sway_log(L_DEBUG, "Setting hidden_state: '%s' for bar: %s", bar->hidden_state, bar->id);
 	}
@@ -1779,7 +1780,7 @@ static struct cmd_results *bar_set_mode(struct bar_config *bar, const char *mode
 
 	if (strcmp(old_mode, bar->mode) != 0) {
 		if (!config->reading) {
-			// TODO: IPC event
+			ipc_event_barconfig_update(bar);
 		}
 		sway_log(L_DEBUG, "Setting mode: '%s' for bar: %s", bar->mode, bar->id);
 	}