From: Marcus Eggenberger <egs@quassel-irc.org>
Date: Fri, 29 Aug 2008 17:41:14 +0000 (+0200)
Subject: fixing BR #302 - client crash on disconnect
X-Git-Tag: 0.3.1~314
X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=commitdiff_plain;h=e95dcb65efff852c8a05b0ee2bc7a5bf400bcc71

fixing BR #302 - client crash on disconnect
---

diff --git a/src/qtui/chatscene.cpp b/src/qtui/chatscene.cpp
index 5f6032c6..d16e19c1 100644
--- a/src/qtui/chatscene.cpp
+++ b/src/qtui/chatscene.cpp
@@ -181,7 +181,9 @@ void ChatScene::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int e
     }
     setSceneRect(QRectF(0, 0, _width, _height));
     emit heightChanged(_height);
-    emit heightChangedAt(_lines.at(start)->y(), -h);
+    Q_ASSERT(_lines.isEmpty() || (start < _lines.count())); // if _lines isn't empty it better contain start
+    qreal changePos = (_lines.isEmpty()) ? 0 : _lines.at(start)->y();
+    emit heightChangedAt(changePos, -h);
   }
 }