From f3ee82fb8790ac3800a12f847210ced909d44e31 Mon Sep 17 00:00:00 2001
From: Juergen Spitzmueller <spitz@lyx.org>
Date: Wed, 20 Mar 2019 12:37:55 +0100
Subject: [PATCH] Do not close LyXFiles dialog on double-clicking header

---
 src/frontends/qt4/GuiLyXFiles.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/frontends/qt4/GuiLyXFiles.cpp b/src/frontends/qt4/GuiLyXFiles.cpp
index 978a21df1a..95b5ef2171 100644
--- a/src/frontends/qt4/GuiLyXFiles.cpp
+++ b/src/frontends/qt4/GuiLyXFiles.cpp
@@ -233,8 +233,12 @@ void GuiLyXFiles::on_languageCO_activated(int)
 }
 
 
-void GuiLyXFiles::on_filesLW_itemDoubleClicked(QTreeWidgetItem *, int)
+void GuiLyXFiles::on_filesLW_itemDoubleClicked(QTreeWidgetItem * item, int)
 {
+	if (!item->data(0, Qt::UserRole).toString().endsWith(getSuffix()))
+		// not a file (probably a header)
+		return;
+
 	applyView();
 	dispatchParams();
 	close();