From 5c80671740ec803be7ce35b1f1844ffa438575a2 Mon Sep 17 00:00:00 2001
From: Thibaut Cuvelier <tcuvelier@lyx.org>
Date: Mon, 25 Apr 2022 03:34:29 +0200
Subject: [PATCH] InsetIndex: add a method hasSubentries.

---
 src/insets/InsetIndex.cpp | 17 +++++++++++++++++
 src/insets/InsetIndex.h   |  2 ++
 2 files changed, 19 insertions(+)

diff --git a/src/insets/InsetIndex.cpp b/src/insets/InsetIndex.cpp
index afa25f10fc..8a75622c45 100644
--- a/src/insets/InsetIndex.cpp
+++ b/src/insets/InsetIndex.cpp
@@ -769,6 +769,23 @@ std::vector<docstring> InsetIndex::getSeeAlsoesAsText(OutputParams const & runpa
 }
 
 
+bool InsetIndex::hasSubentries() const
+{
+	Paragraph const & par = paragraphs().front();
+	InsetList::const_iterator it = par.insetList().begin();
+	for (; it != par.insetList().end(); ++it) {
+		Inset & inset = *it->inset;
+		if (inset.lyxCode() == INDEXMACRO_CODE) {
+			InsetIndexMacro const & iim =
+				static_cast<InsetIndexMacro const &>(inset);
+			if (iim.params().type == InsetIndexMacroParams::Subindex)
+				return true;
+		}
+	}
+	return false;
+}
+
+
 bool InsetIndex::hasSeeRef() const
 {
 	Paragraph const & par = paragraphs().front();
diff --git a/src/insets/InsetIndex.h b/src/insets/InsetIndex.h
index 3a22b3b772..ccf214b2e1 100644
--- a/src/insets/InsetIndex.h
+++ b/src/insets/InsetIndex.h
@@ -106,6 +106,8 @@ private:
 	///
 	std::vector<docstring> getSeeAlsoesAsText(OutputParams const & runparams) const;
 	///
+	bool hasSubentries() const;
+	///
 	bool hasSeeRef() const;
 	///
 	bool hasSortKey() const;
-- 
2.39.2