public boolean matches(IEditorReference editorRef, IEditorInput input) {
    // first check that the file being opened is a layout file.
    if (input instanceof FileEditorInput) {
      FileEditorInput fileInput = (FileEditorInput) input;

      // get the IFile object and check it's in one of the layout folders.
      IFile iFile = fileInput.getFile();
      ResourceFolder resFolder = ResourceManager.getInstance().getResourceFolder(iFile);

      // if it's a layout, we know check the name of the fileInput against the name of the
      // file being currently edited by the editor since those are independent of the config.
      if (resFolder != null && resFolder.getType() == ResourceFolderType.LAYOUT) {
        try {
          IEditorInput editorInput = editorRef.getEditorInput();
          if (editorInput instanceof FileEditorInput) {
            FileEditorInput editorFileInput = (FileEditorInput) editorInput;
            IFile editorIFile = editorFileInput.getFile();

            return editorIFile.getProject().equals(iFile.getProject())
                && editorIFile.getName().equals(iFile.getName());
          }
        } catch (PartInitException e) {
          // we do nothing, we'll just return false.
        }
      }
    }
    return false;
  }