From 1d04016c9bc7b6f27adfedb02fc5f31c96197ff7 Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Fri, 4 Aug 2017 23:10:22 +0200
Subject: [PATCH] create the system for toggling the slideshow

---
 .../gallery/activities/ViewPagerActivity.kt        | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/activities/ViewPagerActivity.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/activities/ViewPagerActivity.kt
index 2331be6a4..6b6c47cf2 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/activities/ViewPagerActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/activities/ViewPagerActivity.kt
@@ -47,6 +47,7 @@ class ViewPagerActivity : SimpleActivity(), ViewPager.OnPageChangeListener, View
     private var mIsFullScreen = false
     private var mPos = -1
     private var mShowAll = false
+    private var mIsSlideshowActive = false
     private var mRotationDegrees = 0f
     private var mLastHandledOrientation = 0
     private var mPrevHashcode = 0
@@ -249,7 +250,19 @@ class ViewPagerActivity : SimpleActivity(), ViewPager.OnPageChangeListener, View
 
     private fun initSlideshow() {
         SlideshowDialog(this) {
+            startSlideshow()
+        }
+    }
 
+    private fun startSlideshow() {
+        hideSystemUI()
+        mIsSlideshowActive = true
+    }
+
+    private fun stopSlideshow() {
+        if (mIsSlideshowActive) {
+            showSystemUI()
+            mIsSlideshowActive = false
         }
     }
 
@@ -538,6 +551,7 @@ class ViewPagerActivity : SimpleActivity(), ViewPager.OnPageChangeListener, View
         if (mIsFullScreen) {
             hideSystemUI()
         } else {
+            stopSlideshow()
             showSystemUI()
         }
     }