From 512c6bff0e8162cdc9760e57551c3ff4b552f28b Mon Sep 17 00:00:00 2001
From: Christopher Lam <christopher.lck@gmail.com>
Date: Sat, 19 Aug 2023 08:31:01 +0800
Subject: [PATCH] maybe size() too

---
 gnucash/gnome-utils/gnc-tree-container.hpp       | 8 ++++++++
 gnucash/gnome-utils/test/test-tree-container.cpp | 1 +
 2 files changed, 9 insertions(+)

diff --git a/gnucash/gnome-utils/gnc-tree-container.hpp b/gnucash/gnome-utils/gnc-tree-container.hpp
index ab9d40804fb..a2f943589ce 100644
--- a/gnucash/gnome-utils/gnc-tree-container.hpp
+++ b/gnucash/gnome-utils/gnc-tree-container.hpp
@@ -156,6 +156,14 @@ class GncTreeContainer
         return TreeModelIterator(m_model, iter);
     };
 
+    size_t size()
+    {
+        int i = 0;
+        for (auto n = begin(); n.has_value(); ++n)
+            i++;
+        return i;
+    };
+
     bool empty() { return begin() == end(); };
 
 private:
diff --git a/gnucash/gnome-utils/test/test-tree-container.cpp b/gnucash/gnome-utils/test/test-tree-container.cpp
index 83855088b09..72b643ce6a0 100644
--- a/gnucash/gnome-utils/test/test-tree-container.cpp
+++ b/gnucash/gnome-utils/test/test-tree-container.cpp
@@ -58,6 +58,7 @@ TEST(GncTreeContainer, Basic) {
 
     // test non-empty
     EXPECT_EQ(false, container.empty());
+    EXPECT_EQ(10, container.size());
 
     {
         auto is_five = [](auto it){ return it.template get_int(COLUMN_INT) == 5; };