From b242394c0f9c24ca8f9bbced44076abbcd274fee Mon Sep 17 00:00:00 2001
From: Mikaël Capelle <capelle.mikael@gmail.com>
Date: Mon, 4 Jan 2021 19:37:20 +0100
Subject: Keep track of expanded items in the view instead of the models.

---
 src/qtgroupingproxy.cpp | 24 ------------------------
 1 file changed, 24 deletions(-)

(limited to 'src/qtgroupingproxy.cpp')

diff --git a/src/qtgroupingproxy.cpp b/src/qtgroupingproxy.cpp
index 3daa66ba..a8c7ce1d 100644
--- a/src/qtgroupingproxy.cpp
+++ b/src/qtgroupingproxy.cpp
@@ -213,19 +213,6 @@ QtGroupingProxy::buildTree()
   }
 
   endResetModel();
-
-  // restore expand-state
-  refreshExpandedItems();
-}
-
-void QtGroupingProxy::refreshExpandedItems() const
-{
-  for (int row = 0; row < rowCount(); row++) {
-    QModelIndex idx = index(row, 0, QModelIndex());
-    if (m_expandedItems.contains(idx.data(Qt::UserRole).toString())) {
-      emit expandItem(idx);
-    }
-  }
 }
 
 QList<int>
@@ -1049,14 +1036,3 @@ QtGroupingProxy::dumpGroups() const
 
   log::debug("{}", s);
 }
-
-
-void QtGroupingProxy::expanded(const QModelIndex &index)
-{
-  m_expandedItems.insert(index.data(Qt::UserRole).toString());
-}
-
-void QtGroupingProxy::collapsed(const QModelIndex &index)
-{
-  m_expandedItems.remove(index.data(Qt::UserRole).toString());
-}
-- 
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