From e4dc9f41f609f0e3dc24eac7f9798525019c68f3 Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Wed, 6 Dec 2017 17:40:06 +0300
Subject: [PATCH] Issue #2324: Update object browser after hide all on Linux

---
 src/XGUI/XGUI_ObjectsBrowser.cpp | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/XGUI/XGUI_ObjectsBrowser.cpp b/src/XGUI/XGUI_ObjectsBrowser.cpp
index 76a63127a..983f4c37e 100644
--- a/src/XGUI/XGUI_ObjectsBrowser.cpp
+++ b/src/XGUI/XGUI_ObjectsBrowser.cpp
@@ -624,11 +624,12 @@ void XGUI_ObjectsBrowser::setStateForDoc(DocumentPtr theDoc, const std::list<boo
 
 void XGUI_ObjectsBrowser::updateAllIndexes(int theColumn, const QModelIndex& theParent)
 {
-  const QAbstractItemModel* aModel = theParent.model();
-  int aNb = aModel->rowCount();
+  int aNb = myDocModel->rowCount(theParent);
   for (int i = 0; i < aNb; i++) {
-    QModelIndex aIdx = theParent.child(i, theColumn);
-    myTreeView->update(aIdx);
-    updateAllIndexes(theColumn, aIdx);
+    QModelIndex aIdx = myDocModel->index(i, theColumn, theParent);
+    if (aIdx.isValid()) {
+      myTreeView->update(aIdx);
+      updateAllIndexes(theColumn, aIdx);
+    }
   }
 }
-- 
2.39.2