1 files changed, 32 insertions, 8 deletions

diff --git a/sway/desktop/transaction.c b/sway/desktop/transaction.c
index 5dec279d..b2f7f922 100644
--- a/sway/desktop/transaction.c
+++ b/sway/desktop/transaction.c
@@ -25,6 +25,8 @@ struct sway_transaction {
         size_t num_waiting;
         size_t num_configures;
         struct timespec commit_time;
+        void (*callback)(void *data);
+        void *callback_data;
 };
 
 struct sway_transaction_instruction {
@@ -295,6 +297,10 @@ static void transaction_apply(struct sway_transaction *transaction) {
 
                 node->instruction = NULL;
         }
+
+        if (transaction->callback) {
+                transaction->callback(transaction->callback_data);
+        }
 }
 
 static void transaction_commit(struct sway_transaction *transaction);
@@ -499,14 +505,7 @@ void transaction_notify_view_ready_by_size(struct sway_view *view,
         }
 }
 
-void transaction_commit_dirty(void) {
-        if (!server.dirty_nodes->length) {
-                return;
-        }
-        struct sway_transaction *transaction = transaction_create();
-        if (!transaction) {
-                return;
-        }
+static void do_commit_dirty(struct sway_transaction *transaction) {
         for (int i = 0; i < server.dirty_nodes->length; ++i) {
                 struct sway_node *node = server.dirty_nodes->items[i];
                 transaction_add_node(transaction, node);
@@ -525,3 +524,28 @@ void transaction_commit_dirty(void) {
                 transaction_progress_queue();
         }
 }
+
+void transaction_commit_dirty(void) {
+        if (!server.dirty_nodes->length) {
+                return;
+        }
+        struct sway_transaction *transaction = transaction_create();
+        if (!transaction) {
+                return;
+        }
+        do_commit_dirty(transaction);
+}
+
+void transaction_commit_dirty_with_callback(
+                void (*callback)(void *data), void *data) {
+        if (!server.dirty_nodes->length) {
+                return;
+        }
+        struct sway_transaction *transaction = transaction_create();
+        if (!transaction) {
+                return;
+        }
+        transaction->callback = callback;
+        transaction->callback_data = data;
+        do_commit_dirty(transaction);
+}