From 49dabaab71491bf8b35122f6c8e60a061fe05549 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20M=C3=A4rkl?= <info@florianmaerkl.de>
Date: Fri, 25 May 2018 20:55:05 +0200
Subject: [PATCH] Optimize seekChanged in FunctionsModel #498

---
 src/widgets/FunctionsWidget.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/widgets/FunctionsWidget.cpp b/src/widgets/FunctionsWidget.cpp
index fcb01817..8c3126f5 100644
--- a/src/widgets/FunctionsWidget.cpp
+++ b/src/widgets/FunctionsWidget.cpp
@@ -256,8 +256,14 @@ void FunctionModel::setNested(bool nested)
 
 void FunctionModel::seekChanged(RVA)
 {
+    int previousIndex = currentIndex;
     if (updateCurrentIndex()) {
-        emit dataChanged(index(0, 0), index(rowCount() - 1, columnCount() - 1));
+        if (previousIndex >= 0) {
+            emit dataChanged(index(previousIndex, 0), index(previousIndex, columnCount() - 1));
+        }
+        if (currentIndex >= 0) {
+            emit dataChanged(index(currentIndex, 0), index(currentIndex, columnCount() - 1));
+        }
     }
 }