From 4e0d2644fb0c865a4a0b6789e43a9454eb08319e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luis=20=C3=81ngel=20San=20Mart=C3=ADn?=
 <luisangelsm@gmail.com>
Date: Sat, 6 Jan 2018 08:54:44 +0100
Subject: [PATCH] Don't emit pageAvailable unless it is available.

---
 YACReader/viewer.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/YACReader/viewer.cpp b/YACReader/viewer.cpp
index 35e3d65d..7593ab92 100644
--- a/YACReader/viewer.cpp
+++ b/YACReader/viewer.cpp
@@ -308,8 +308,6 @@ void Viewer::updatePage()
 	content->setPixmap(*currentPage);
 	updateContentSize();
 	updateVerticalScrollBar();
-	emit backgroundChanges();
-	emit(pageAvailable(true));
 
 	if(goToFlow->isHidden())
 		setFocus(Qt::ShortcutFocusReason);
@@ -319,6 +317,10 @@ void Viewer::updatePage()
 
 	if(currentPage->isNull())
 		setPageUnavailableMessage();
+    else
+        emit(pageAvailable(true));
+
+    emit backgroundChanges();
 
 	if(restoreMagnifyingGlass)
 	{