From f3d8024cb6aeef39512db63bdf41e1506a01b37b Mon Sep 17 00:00:00 2001
From: Roy Marmelstein <marmelroy@gmail.com>
Date: Tue, 16 Feb 2016 01:24:27 +0100
Subject: [PATCH] Fixing presentation bug

---
 FileBrowser/FileListPreview.swift | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/FileBrowser/FileListPreview.swift b/FileBrowser/FileListPreview.swift
index 3eff1ce..8eaf7dc 100644
--- a/FileBrowser/FileListPreview.swift
+++ b/FileBrowser/FileListPreview.swift
@@ -45,7 +45,7 @@ class PreviewManager: NSObject, QLPreviewControllerDataSource {
     var filePath: NSURL?
     
     func previewViewControllerForFile(file: FBFile) -> UIViewController {
-        let quickLook = QLPreviewController()
+        let quickLook = FilePreviewController()
         quickLook.dataSource = self
         self.filePath = file.filePath
         return quickLook
@@ -65,6 +65,17 @@ class PreviewManager: NSObject, QLPreviewControllerDataSource {
     
 }
 
+/// Subclassing QLPreviewController to override presentingViewController and fix unbalanced calls for presentation.
+class FilePreviewController: QLPreviewController {
+
+    override var presentingViewController: UIViewController? {
+        get {
+            return nil
+        }
+    }
+   
+}
+
 class PreviewItem: NSObject, QLPreviewItem {
     
     var filePath: NSURL?