From f2d9d081adc9d8a92c2d14198cd90d9a926dfeca Mon Sep 17 00:00:00 2001
From: Martin Rotter <rotter.martinos@gmail.com>
Date: Mon, 13 Jun 2016 07:45:28 +0200
Subject: [PATCH] Potentially fixed crashes on Linux webengine when
 repopulating it with the same messages.

---
 src/gui/messagepreviewer.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 mode change 100644 => 100755 src/gui/messagepreviewer.cpp

diff --git a/src/gui/messagepreviewer.cpp b/src/gui/messagepreviewer.cpp
old mode 100644
new mode 100755
index 8a35a90c9..f4ac159ed
--- a/src/gui/messagepreviewer.cpp
+++ b/src/gui/messagepreviewer.cpp
@@ -62,6 +62,19 @@ void MessagePreviewer::clear() {
 }
 
 void MessagePreviewer::loadMessages(const QList<Message> &messages, RootItem *root) {
+  if (m_messages.size() == messages.size()) {
+    for (int i = 0; i < messages.size(); i++) {
+      if (m_messages.at(i).m_customId != messages.at(i).m_customId) {
+        break;
+      }
+
+      if (i == messages.size() - 1) {
+        // We checked last items, both collections contain the same messages.
+        return;
+      }
+    }
+  }
+
   m_messages = messages;
   m_root = root;