cabana: remove msg on removing last signal (#27933)

old-commit-hash: d06936843b
2 years ago · 5bb84a0568
parent 21f2724815
commit 5bb84a0568
1 changed files with 3 additions and 0 deletions
--- a/tools/cabana/signalview.cc
+++ b/tools/cabana/signalview.cc
@ -248,6 +248,9 @@ void SignalModel::resizeSignal(const cabana::Signal *sig, int start_bit, int siz

 void SignalModel::removeSignal(const cabana::Signal *sig) {
  UndoStack::push(new RemoveSigCommand(msg_id, sig));
+  if (dbc()->signalCount(msg_id) == 0) {
+    UndoStack::push(new RemoveMsgCommand(msg_id));
+  }
 }

 void SignalModel::handleMsgChanged(MessageId id) {