From 6248f0db76d4d73af9ffe0211749387e6d78d0b5 Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Wed, 31 May 2017 23:36:43 +0200
Subject: [PATCH] reuse the same list of media at thumbnails and fullscreen
 view

---
 .../simplemobiletools/gallery/activities/MediaActivity.kt  | 7 ++++++-
 .../gallery/activities/ViewPagerActivity.kt                | 6 +++---
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/activities/MediaActivity.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/activities/MediaActivity.kt
index 8e9d307c3..3892816ff 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/activities/MediaActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/activities/MediaActivity.kt
@@ -46,6 +46,7 @@ class MediaActivity : SimpleActivity(), MediaAdapter.MediaOperationsListener {
     private var mLoadedInitialPhotos = false
     private var mStoredAnimateGifs = true
     private var mStoredCropThumbnails = true
+    private var mLastDrawnHashCode = 0
     private var mLastMediaModified = 0
     private var mLastMediaHandler = Handler()
 
@@ -393,9 +394,13 @@ class MediaActivity : SimpleActivity(), MediaAdapter.MediaOperationsListener {
         media_refresh_layout.isRefreshing = false
 
         checkLastMediaChanged()
-        if (media.hashCode() == mMedia.hashCode())
+        if (mLastDrawnHashCode == 0)
+            mLastDrawnHashCode = media.hashCode()
+
+        if (media.hashCode() == mMedia.hashCode() && media.hashCode() == mLastDrawnHashCode)
             return
 
+        mLastDrawnHashCode = media.hashCode()
         mMedia = media
         setupAdapter()
         storeFolder()
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 652ac5b8d..95024233f 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/activities/ViewPagerActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/activities/ViewPagerActivity.kt
@@ -27,6 +27,7 @@ import com.simplemobiletools.commons.dialogs.PropertiesDialog
 import com.simplemobiletools.commons.dialogs.RenameItemDialog
 import com.simplemobiletools.commons.extensions.*
 import com.simplemobiletools.gallery.R
+import com.simplemobiletools.gallery.activities.MediaActivity.Companion.mMedia
 import com.simplemobiletools.gallery.adapters.MyPagerAdapter
 import com.simplemobiletools.gallery.asynctasks.GetMediaAsynctask
 import com.simplemobiletools.gallery.dialogs.SaveAsDialog
@@ -42,7 +43,6 @@ import java.util.*
 
 class ViewPagerActivity : SimpleActivity(), ViewPager.OnPageChangeListener, ViewPagerFragment.FragmentListener {
     lateinit var mOrientationEventListener: OrientationEventListener
-    private var mMedia = ArrayList<Medium>()
     private var mPath = ""
     private var mDirectory = ""
 
@@ -98,8 +98,8 @@ class ViewPagerActivity : SimpleActivity(), ViewPager.OnPageChangeListener, View
         mDirectory = File(mPath).parent
         title = mPath.getFilenameFromPath()
 
-        if (MediaActivity.mMedia.isNotEmpty())
-            gotMedia(MediaActivity.mMedia)
+        if (mMedia.isNotEmpty())
+            gotMedia(mMedia)
 
         reloadViewPager()
         scanPath(mPath) {}