[Android] Restore progressive browsing

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Wed Aug  8 17:18:47 2018 +0200| [d4bbac97c3c4416dcb7da79648252b4544128c9e] | committer: Geoffrey Métais

Restore progressive browsing

> https://code.videolan.org/videolan/vlc-android/commit/d4bbac97c3c4416dcb7da79648252b4544128c9e
---

 vlc-android/src/org/videolan/vlc/providers/BrowserProvider.kt | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/vlc-android/src/org/videolan/vlc/providers/BrowserProvider.kt b/vlc-android/src/org/videolan/vlc/providers/BrowserProvider.kt
index c0ee354e7..ae9b25899 100644
--- a/vlc-android/src/org/videolan/vlc/providers/BrowserProvider.kt
+++ b/vlc-android/src/org/videolan/vlc/providers/BrowserProvider.kt
@@ -88,7 +88,7 @@ abstract class BrowserProvider(val context: Context, val dataset: LiveDataset<Me
         browserChannel = Channel(Channel.UNLIMITED)
         requestBrowsing(url)
         job = launch(UI.immediate) {
-            dataset.value = browserChannel.mapTo(mutableListOf()) { findMedia(it) }
+            for (media in browserChannel) addMedia(findMedia(media))
             parseSubDirectories()
         }
     }
@@ -97,7 +97,12 @@ abstract class BrowserProvider(val context: Context, val dataset: LiveDataset<Me
 
     open fun refresh(): Boolean {
         if (url === null) return false
-        browse()
+        browserChannel = Channel(Channel.UNLIMITED)
+        requestBrowsing(url)
+        job = launch(UI.immediate) {
+            dataset.value = browserChannel.mapTo(mutableListOf()) { findMedia(it) }
+            parseSubDirectories()
+        }
         return true
     }