Two separators collapse into one

[lyx.git] / src / frontends / qt4 / GuiDocument.cpp

diff --git a/src/frontends/qt4/GuiDocument.cpp b/src/frontends/qt4/GuiDocument.cpp
index b89082558c687666d2dba74126d4352885531bc6..20fbd02cf91735f76440a90eb78fd1619bb8d9e6 100644 (file)
--- a/src/frontends/qt4/GuiDocument.cpp
+++ b/src/frontends/qt4/GuiDocument.cpp
@@ -2378,8 +2378,6 @@ void GuiDocument::updateEngineDependends()
        biblioModule->bibtopicCB->setEnabled(!biblatex);
 
        // These are only useful with Biblatex
-       biblioModule->citePackageOptionsLE->setEnabled(biblatex);
-       biblioModule->citePackageOptionsL->setEnabled(biblatex);
        biblioModule->biblatexBbxCO->setEnabled(biblatex);
        biblioModule->biblatexBbxLA->setEnabled(biblatex);
        biblioModule->biblatexCbxCO->setEnabled(biblatex);
@@ -2387,6 +2385,17 @@ void GuiDocument::updateEngineDependends()
        biblioModule->resetBbxPB->setEnabled(biblatex);
        biblioModule->resetCbxPB->setEnabled(biblatex);
        biblioModule->matchBbxPB->setEnabled(biblatex);
+
+       // These are useful with biblatex, jurabib and natbib
+       QString const engine =
+               biblioModule->citeEngineCO->itemData(
+                               biblioModule->citeEngineCO->currentIndex()).toString();
+       LyXCiteEngine const * ce = theCiteEnginesList[fromqstr(engine)];
+
+       bool const citepack = ce->requires("biblatex.sty") || ce->requires("jurabib.sty")
+                       || ce->requires("natbib.sty");
+       biblioModule->citePackageOptionsLE->setEnabled(citepack);
+       biblioModule->citePackageOptionsL->setEnabled(citepack);
 }