From 500fc130709fc75aa4c1c85c662bb1130144cf5c Mon Sep 17 00:00:00 2001
From: Albert S <mail@quitesimple.org>
Date: Mon, 29 Apr 2019 23:01:11 +0200
Subject: [PATCH] PdfWorker: generatePreviews: take const ref to container with
 search results

---
 gui/pdfworker.cpp | 4 ++--
 gui/pdfworker.h   | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/gui/pdfworker.cpp b/gui/pdfworker.cpp
index e7a4bfb..c792fe5 100644
--- a/gui/pdfworker.cpp
+++ b/gui/pdfworker.cpp
@@ -67,11 +67,11 @@ struct Renderer
 	}
 };
 
-QFuture<PdfPreview> PdfWorker::generatePreviews(QVector<SearchResult> paths, double scalefactor)
+QFuture<PdfPreview> PdfWorker::generatePreviews(const QVector<SearchResult> paths, double scalefactor)
 {
 	QVector<PdfPreview> previews;
 
-	for(SearchResult &sr : paths)
+	for(const SearchResult &sr : paths)
 	{
 		for(int page : sr.pages)
 		{
diff --git a/gui/pdfworker.h b/gui/pdfworker.h
index bf59072..efb5900 100644
--- a/gui/pdfworker.h
+++ b/gui/pdfworker.h
@@ -16,7 +16,7 @@ class PdfWorker : public QObject
 {
 	Q_OBJECT
   public:
-	QFuture<PdfPreview> generatePreviews(QVector<SearchResult> paths, double scalefactor);
+	QFuture<PdfPreview> generatePreviews(const QVector<SearchResult> paths, double scalefactor);
 };
 
 #endif // PDFWORKER_H