From 9924656c0e0972683ba8a92ad63496e38be33ec0 Mon Sep 17 00:00:00 2001
From: Vincent Vanwaelscappel <vincent@cubedesigners.com>
Date: Mon, 25 Mar 2019 11:47:12 +0100
Subject: [PATCH] wait #2645 @1

---
 js/libs/fluidbook/fluidbook.js       | 19 ++++++++++++++++---
 js/libs/fluidbook/fluidbook.print.js |  8 ++++----
 2 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/js/libs/fluidbook/fluidbook.js b/js/libs/fluidbook/fluidbook.js
index 45793714..4f337e11 100644
--- a/js/libs/fluidbook/fluidbook.js
+++ b/js/libs/fluidbook/fluidbook.js
@@ -725,7 +725,6 @@ Fluidbook.prototype = {
     ,
 
     _openFile: function (url, e, type, localname, print) {
-
         if (print === undefined) {
             print = false;
         }
@@ -752,8 +751,22 @@ Fluidbook.prototype = {
                 w.print();
             }, 2000);
         }
-    }
-    ,
+    },
+
+    _openFilePreload: function (url, e, type, localname, print) {
+        var $this = this;
+        this.displayLoader();
+        $.ajax({
+            url: url,
+            type: 'HEAD',
+            success: function (data) {
+                $this._openFile(url, e, type, localname, print);
+                $this.hideLoader(1, true);
+            },
+        });
+
+    },
+
     _downloadFilePhonegap: function (url, localname, fs, callback, callbackArgs) {
         console.log('download file phonegap');
         var $this = this;
diff --git a/js/libs/fluidbook/fluidbook.print.js b/js/libs/fluidbook/fluidbook.print.js
index 8427b39c..9491362e 100644
--- a/js/libs/fluidbook/fluidbook.print.js
+++ b/js/libs/fluidbook/fluidbook.print.js
@@ -24,14 +24,14 @@ FluidbookPrint.prototype = {
 
             switch (choice) {
                 case 'left':
-                    $this.fluidbook._openFile(dynamicPDF + leftPageNumber, element, 'pdf', leftPageNumber + '.pdf', print);
+                    $this.fluidbook._openFilePreload(dynamicPDF + leftPageNumber, element, 'pdf', leftPageNumber + '.pdf', print);
                     break;
                 case 'right':
-                    $this.fluidbook._openFile(dynamicPDF + rightPageNumber, element, 'pdf', rightPageNumber + '.pdf', print);
+                    $this.fluidbook._openFilePreload(dynamicPDF + rightPageNumber, element, 'pdf', rightPageNumber + '.pdf', print);
                     break;
                 case 'double':
                     var pageRange = leftPageNumber + '-' + rightPageNumber;
-                    $this.fluidbook._openFile(dynamicPDF + pageRange, element, 'pdf', pageRange + '.pdf', print);
+                    $this.fluidbook._openFilePreload(dynamicPDF + pageRange, element, 'pdf', pageRange + '.pdf', print);
                     break;
                 case 'all':
                     $this.fluidbook.openPDF(element, print);
@@ -52,7 +52,7 @@ FluidbookPrint.prototype = {
                         return false;
                     }
                     var pageRange = rangeStart + '-' + rangeEnd;
-                    $this.fluidbook._openFile(dynamicPDF + pageRange, element, 'pdf', pageRange + '.pdf', print);
+                    $this.fluidbook._openFilePreload(dynamicPDF + pageRange, element, 'pdf', pageRange + '.pdf', print);
                     break;
                 default:
                     return false;
-- 
2.39.5