From: Bruno Bigras <bigras.bruno@gmail.com>
Date: Tue, 19 Jan 2010 16:58:23 +0000 (-0500)
Subject: Prevent quasselclient from crashing when using the 'cancel' button of the 'Authorisat... 
X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=commitdiff_plain;h=2f4a721e0e8a1a8d36a89cadba6ace426aa5e874

Prevent quasselclient from crashing when using the 'cancel' button of the 'Authorisation is required' dialog
---

diff --git a/src/client/messagemodel.cpp b/src/client/messagemodel.cpp
index ba5db096..d10a9bcc 100644
--- a/src/client/messagemodel.cpp
+++ b/src/client/messagemodel.cpp
@@ -307,10 +307,12 @@ void MessageModel::customEvent(QEvent *event) {
 }
 
 void MessageModel::clear() {
-  beginRemoveRows(QModelIndex(), 0, rowCount() - 1);
-  removeAllMessages();
-  endRemoveRows();
   _messagesWaiting.clear();
+  if (rowCount() > 0) {
+    beginRemoveRows(QModelIndex(), 0, rowCount() - 1);
+    removeAllMessages();
+    endRemoveRows();
+  }
 }
 
 // returns index of msg with given Id or of the next message after that (i.e., the index where we'd insert this msg)