Java 类com.intellij.psi.impl.PsiDocumentTransactionListener 实例源码

private void addTypeRefreshListener() {
  _fileModificationManager = new FileModificationManager( this );
  _projectConnection.subscribe( PsiDocumentTransactionListener.TOPIC, _fileModificationManager );
  _applicationConnection.subscribe( VirtualFileManager.VFS_CHANGES, _fileModificationManager );
}