From a4ea17e0e975827d3d38b41088e5d07f8b1cfd59 Mon Sep 17 00:00:00 2001
From: Juergen Spitzmueller <spitz@lyx.org>
Date: Thu, 7 Jun 2012 21:27:01 +0200
Subject: [PATCH] Restore default output format after tex fonts switch (#8191)

---
 src/frontends/qt4/GuiDocument.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/frontends/qt4/GuiDocument.cpp b/src/frontends/qt4/GuiDocument.cpp
index ba55eb2fda..164fe9341e 100644
--- a/src/frontends/qt4/GuiDocument.cpp
+++ b/src/frontends/qt4/GuiDocument.cpp
@@ -1761,7 +1761,16 @@ void GuiDocument::osFontsChanged(bool nontexfonts)
 {
 	bool const tex_fonts = !nontexfonts;
 	updateFontlist();
+	// store default format
+	QString const dformat = outputModule->defaultFormatCO->itemData(
+		outputModule->defaultFormatCO->currentIndex()).toString();
 	updateDefaultFormat();
+	// try to restore default format
+	int index = outputModule->defaultFormatCO->findData(dformat);
+	// set to default if format is not found
+	if (index == -1)
+		index = 0;
+	outputModule->defaultFormatCO->setCurrentIndex(index);
 	langModule->encodingCO->setEnabled(tex_fonts &&
 		!langModule->defaultencodingRB->isChecked());
 	langModule->defaultencodingRB->setEnabled(tex_fonts);