Merge pull request #1020 from mfietz/feature/queue-information

Queue shows number of episodes and total duration

app/src/main/java/de/danoeh/antennapod/fragment/QueueFragment.java

@@ -47,6 +47,7 @@ import de.danoeh.antennapod.core.storage.DBTasks;
 import de.danoeh.antennapod.core.storage.DBWriter;
 import de.danoeh.antennapod.core.storage.DownloadRequestException;
 import de.danoeh.antennapod.core.storage.DownloadRequester;
+import de.danoeh.antennapod.core.util.Converter;
 import de.danoeh.antennapod.core.util.LongList;
 import de.danoeh.antennapod.core.util.QueueSorter;
 import de.danoeh.antennapod.core.util.gui.FeedItemUndoToken;
@@ -66,6 +67,7 @@ public class QueueFragment extends Fragment {
             EventDistributor.DOWNLOAD_QUEUED |
             EventDistributor.PLAYER_STATUS_UPDATE;
 
+    private TextView infoBar;
     private DragSortListView listView;
     private QueueListAdapter listAdapter;
     private TextView txtvEmpty;
@@ -363,6 +365,7 @@ public class QueueFragment extends Fragment {
         ((MainActivity) getActivity()).getSupportActionBar().setTitle(R.string.queue_label);
 
         View root = inflater.inflate(R.layout.queue_fragment, container, false);
+        infoBar = (TextView) root.findViewById(R.id.info_bar);
         listView = (DragSortListView) root.findViewById(android.R.id.list);
         txtvEmpty = (TextView) root.findViewById(android.R.id.empty);
         progLoading = (ProgressBar) root.findViewById(R.id.progLoading);
@@ -469,6 +472,20 @@ public class QueueFragment extends Fragment {
         // we need to refresh the options menu because it sometimes
         // needs data that may have just been loaded.
         getActivity().supportInvalidateOptionsMenu();
+
+        // refresh information bar
+        String info = queue.size() + getString(R.string.episodes_suffix);
+        if(queue.size() > 0) {
+            int duration = 0;
+            for(FeedItem item : queue) {
+                if(item.getMedia() != null) {
+                    duration += item.getMedia().getDuration();
+                }
+            }
+            info += " \u2022 ";
+            info += Converter.getDurationStringLocalized(getActivity(), duration);
+        }
+        infoBar.setText(info);
     }
 
     private DownloadObserver.Callback downloadObserverCallback = new DownloadObserver.Callback() {

app/src/main/res/layout/queue_fragment.xml

@@ -1,18 +1,33 @@
 <?xml version="1.0" encoding="utf-8"?>
 
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:dslv="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <TextView
+        android:id="@+id/info_bar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_alignParentTop="true"
+        android:gravity="center"
+        android:textSize="12sp"
+        android:text="42 episodes \u2022 5 hours 17 minutes"/>
+
+    <View
+        android:id="@+id/divider"
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:layout_below="@id/info_bar"
+        android:background="?android:attr/listDivider"/>
+
     <com.mobeta.android.dslv.DragSortListView
         android:id="@android:id/list"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:clipToPadding="false"
-        android:paddingBottom="@dimen/list_vertical_padding"
-        android:paddingTop="@dimen/list_vertical_padding"
         android:scrollbarStyle="outsideOverlay"
+        android:layout_below="@+id/divider"
         dslv:collapsed_height="2dp"
         dslv:drag_enabled="true"
         dslv:drag_handle_id="@id/drag_handle"
@@ -31,7 +46,7 @@
         android:id="@id/android:empty"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:layout_gravity="center"
+        android:layout_centerInParent="true"
         android:gravity="center"
         android:text="@string/no_items_label" />
 
@@ -39,12 +54,13 @@
         android:id="@+id/progLoading"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_gravity="center"
+        android:layout_centerInParent="true"
         android:indeterminateOnly="true"
         android:visibility="gone" />
 
     <LinearLayout
         android:id="@+id/undobar"
+        android:layout_alignParentBottom="true"
         style="@style/UndoBar">
 
         <TextView
@@ -57,4 +73,4 @@
 
     </LinearLayout>
 
-</FrameLayout>
+</RelativeLayout>

core/src/main/java/de/danoeh/antennapod/core/util/Converter.java

@@ -1,7 +1,10 @@
 package de.danoeh.antennapod.core.util;
 
+import android.content.Context;
 import android.util.Log;
 
+import de.danoeh.antennapod.core.R;
+
 /** Provides methods for converting various units. */
 public final class Converter {
     /** Class shall not be instantiated. */
@@ -99,5 +102,21 @@ public final class Converter {
         return Integer.valueOf(parts[0]) * 3600 * 1000 +
                 Integer.valueOf(parts[1]) * 1000 * 60;
     }
+
+    /** Converts milliseconds to a localized string containing hours and minutes */
+    public static String getDurationStringLocalized(Context context, int duration) {
+        int h = duration / HOURS_MIL;
+        int rest = duration - h * HOURS_MIL;
+        int m = rest / MINUTES_MIL;
+
+        String result = "";
+        if(h > 0) {
+            String hours = context.getString(R.string.time_unit_hours);
+            result += h + " " + hours + " ";
+        }
+        String minutes = context.getString(R.string.time_unit_minutes);
+        result += m + " " + minutes;
+        return result;
+    }
     
 }