[LyX/2.5.x] Disable features which are not yet supported by InsetMathRef

[Juergen Spitzmueller]

commit 5a53d3b4a0bb79cdddf567939609ac2190eedfec
Author: Juergen Spitzmueller <sp...@lyx.org>
Date:   Fri Oct 10 13:42:45 2025 +0200

    Disable features which are not yet supported by InsetMathRef
---
 src/frontends/qt/GuiRef.cpp | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/frontends/qt/GuiRef.cpp b/src/frontends/qt/GuiRef.cpp
index 63b7332ce0..dceec9bbf3 100644
--- a/src/frontends/qt/GuiRef.cpp
+++ b/src/frontends/qt/GuiRef.cpp
@@ -250,13 +250,24 @@ void GuiRef::updateAddPB()
                typeCO->itemData(typeCO->currentIndex()).toString();
        bool const threshold = (reftype == "vref" || reftype == "vpageref")
                && selectedLV->topLevelItemCount() > 1;
+       // these are not yet supported by InsetMathRef
+       bool const notsupported = bufferview()->cursor().inMathed()
+                       && selectedLV->topLevelItemCount() > 0
+                       && reftype != "labelonly"
+                       && ((reftype == "vref" || reftype == "vpageref") && 
buffer().params().xref_package != "cleveref")
+                           || reftype == "ref" || reftype == "pageref" || 
reftype == "eqref" || reftype == "nameref"
+                           || (reftype == "cpageref" && 
buffer().params().xref_package == "cleveref"
+                               && buffer().params().xref_package == "zref")
+                           || (reftype == "formatted" && 
prefixIs(buffer().params().xref_package, "prettyref"));
+
        int const arows = refsTW->model()->rowCount();
        QModelIndexList const availSels =
                refsTW->selectionModel()->selectedIndexes();
        addPB->setEnabled(arows > 0
                 && !availSels.isEmpty()
                 && !isSelected(availSels.first())
-                && !threshold);
+                && !threshold
+                && !notsupported);
 }
 
 
@@ -999,7 +1010,16 @@ bool GuiRef::isValid()
                typeCO->itemData(typeCO->currentIndex()).toString();
        bool const threshold = (reftype == "vref" || reftype == "vpageref")
                && selectedLV->topLevelItemCount() > 1;
-       return selectedLV->currentItem() && !threshold;
+       // these are not yet supported by InsetMathRef
+       bool const notsupported = bufferview()->cursor().inMathed()
+                       && selectedLV->topLevelItemCount() > 0
+                       && reftype != "labelonly"
+                       && ((reftype == "vref" || reftype == "vpageref") && 
buffer().params().xref_package != "cleveref")
+                           || reftype == "ref" || reftype == "pageref" || 
reftype == "eqref" || reftype == "nameref"
+                           || (reftype == "cpageref" && 
buffer().params().xref_package == "cleveref"
+                               && buffer().params().xref_package == "zref")
+                           || (reftype == "formatted" && 
prefixIs(buffer().params().xref_package, "prettyref"));
+       return selectedLV->currentItem() && !threshold && !notsupported;
 }
 
 
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