From 83acfe03c215e3d20be7b40e2f4823ba4dfab23f Mon Sep 17 00:00:00 2001
From: Thomas Jentzsch <tjentzsch@yahoo.de>
Date: Sat, 27 Jul 2019 11:45:50 +0200
Subject: [PATCH] fix #507

---
 src/debugger/gui/RomListWidget.cxx | 8 ++++++--
 src/debugger/gui/RomListWidget.hxx | 2 +-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/debugger/gui/RomListWidget.cxx b/src/debugger/gui/RomListWidget.cxx
index 8b0ea1ed4..48e6f35d3 100644
--- a/src/debugger/gui/RomListWidget.cxx
+++ b/src/debugger/gui/RomListWidget.cxx
@@ -170,8 +170,12 @@ void RomListWidget::setHighlighted(int item)
     _highlightedItem = item;
 
     // Only scroll the list if we're about to pass the page boundary
-    if(_currentPos == 0)
-      _currentPos = _highlightedItem;
+    if (_highlightedItem < _currentPos)
+    {
+      _currentPos -= _rows;
+      if (_currentPos < 0)
+        _currentPos = 0;
+    }
     else if(_highlightedItem == _currentPos + _rows)
       _currentPos += _rows;
 
diff --git a/src/debugger/gui/RomListWidget.hxx b/src/debugger/gui/RomListWidget.hxx
index 58f1d4bc9..ac15b2ddd 100644
--- a/src/debugger/gui/RomListWidget.hxx
+++ b/src/debugger/gui/RomListWidget.hxx
@@ -94,7 +94,7 @@ class RomListWidget : public EditableWidget
     int  _bytesWidth;
     int  _rows;
     int  _cols;
-    int  _currentPos;
+    int  _currentPos; // position of first line in visible window
     int  _selectedItem;
     int  _highlightedItem;
     bool _editMode;