From 47b098cce603b8ff01aa8121bda2da1514b2b40d Mon Sep 17 00:00:00 2001
From: Paul Cercueil <paul@crapouillou.net>
Date: Thu, 17 Apr 2014 20:52:41 +0200
Subject: [PATCH] Fix text in log viewer disappearing when pressing alt-right

---
 src/textdialog.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/textdialog.cpp b/src/textdialog.cpp
index c4f1d19..093131d 100644
--- a/src/textdialog.cpp
+++ b/src/textdialog.cpp
@@ -144,7 +144,8 @@ void TextDialog::exec() {
 				if (firstRow + rowsPerPage*2 -1 < text->size()) {
 					firstRow += rowsPerPage-1;
 				} else {
-					firstRow = max(0ul, (unsigned long) (text->size() - rowsPerPage));
+					firstRow = text->size() < rowsPerPage ?
+						0 : text->size() - rowsPerPage;
 				}
 				break;
 			case InputManager::SETTINGS: