cabana: do not emit DBCFileChanged if no file changes (#27800)

2 years ago · 493d20994a
parent c5f5a3b5f2
commit 493d20994a
1 changed files with 2 additions and 0 deletions
--- a/tools/cabana/dbc/dbcmanager.cc
+++ b/tools/cabana/dbc/dbcmanager.cc
@ -59,6 +59,8 @@ bool DBCManager::open(SourceSet s, const QString &name, const QString &content,
 }

 void DBCManager::closeAll() {
+  if (dbc_files.isEmpty()) return;
+
  while (dbc_files.size()) {
    DBCFile *dbc_file = dbc_files.back().second;
    dbc_files.pop_back();