ipc: add tick event

1 files changed, 30 insertions, 0 deletions

diff --git a/sway/ipc-server.c b/sway/ipc-server.c
index dc6b353b..63633567 100644
--- a/sway/ipc-server.c
+++ b/sway/ipc-server.c
@@ -441,6 +441,21 @@ void ipc_event_binding(struct sway_binding *binding) {
         json_object_put(json);
 }
 
+static void ipc_event_tick(const char *payload) {
+        if (!ipc_has_event_listeners(IPC_EVENT_TICK)) {
+                return;
+        }
+        wlr_log(WLR_DEBUG, "Sending tick event");
+
+        json_object *json = json_object_new_object();
+        json_object_object_add(json, "first", json_object_new_boolean(false));
+        json_object_object_add(json, "payload", json_object_new_string(payload));
+
+        const char *json_string = json_object_to_json_string(json);
+        ipc_send_event(json_string, IPC_EVENT_TICK);
+        json_object_put(json);
+}
+
 int ipc_client_handle_writable(int client_fd, uint32_t mask, void *data) {
         struct ipc_client *client = data;
 
@@ -582,6 +597,13 @@ void ipc_client_handle_command(struct ipc_client *client) {
                 goto exit_cleanup;
         }
 
+        case IPC_SEND_TICK:
+        {
+                ipc_event_tick(buf);
+                ipc_send_reply(client, "{\"success\": true}", 17);
+                goto exit_cleanup;
+        }
+
         case IPC_GET_OUTPUTS:
         {
                 json_object *outputs = json_object_new_array();
@@ -628,6 +650,7 @@ void ipc_client_handle_command(struct ipc_client *client) {
                         goto exit_cleanup;
                 }
 
+                bool is_tick = false;
                 // parse requested event types
                 for (size_t i = 0; i < json_object_array_length(request); i++) {
                         const char *event_type = json_object_get_string(json_object_array_get_idx(request, i));
@@ -645,6 +668,9 @@ void ipc_client_handle_command(struct ipc_client *client) {
                                 client->subscribed_events |= event_mask(IPC_EVENT_MODIFIER);
                         } else if (strcmp(event_type, "binding") == 0) {
                                 client->subscribed_events |= event_mask(IPC_EVENT_BINDING);
+                        } else if (strcmp(event_type, "tick") == 0) {
+                                client->subscribed_events |= event_mask(IPC_EVENT_TICK);
+                                is_tick = true;
                         } else {
                                 client_valid =
                                         ipc_send_reply(client, "{\"success\": false}", 18);
@@ -656,6 +682,10 @@ void ipc_client_handle_command(struct ipc_client *client) {
 
                 json_object_put(request);
                 client_valid = ipc_send_reply(client, "{\"success\": true}", 17);
+                if (is_tick) {
+                        client->current_command = IPC_EVENT_TICK;
+                        ipc_send_reply(client, "{\"first\": true, \"payload\": \"\"}", 30);
+                }
                 goto exit_cleanup;
         }