Add ActionBar icon to enable/disable list drag (reorder, swipe)

app/src/main/java/de/danoeh/antennapod/adapter/QueueListAdapter.java

@@ -14,9 +14,9 @@ import android.widget.TextView;
 import com.squareup.picasso.Picasso;
 
 import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.core.feed.EventDistributor;
 import de.danoeh.antennapod.core.feed.FeedItem;
 import de.danoeh.antennapod.core.feed.FeedMedia;
+import de.danoeh.antennapod.core.preferences.UserPreferences;
 import de.danoeh.antennapod.core.storage.DownloadRequester;
 import de.danoeh.antennapod.core.util.Converter;
 
@@ -31,6 +31,8 @@ public class QueueListAdapter extends BaseAdapter {
     private final ActionButtonCallback actionButtonCallback;
     private final ActionButtonUtils actionButtonUtils;
 
+    private boolean locked;
+
 
     public QueueListAdapter(Context context, ItemAccess itemAccess, ActionButtonCallback actionButtonCallback) {
         super();
@@ -38,6 +40,12 @@ public class QueueListAdapter extends BaseAdapter {
         this.itemAccess = itemAccess;
         this.actionButtonUtils = new ActionButtonUtils(context);
         this.actionButtonCallback = actionButtonCallback;
+        locked = UserPreferences.isQueueLocked();
+    }
+
+    public void setLocked(boolean locked) {
+        this.locked = locked;
+        notifyDataSetChanged();
     }
 
     @Override
@@ -67,6 +75,7 @@ public class QueueListAdapter extends BaseAdapter {
                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
             convertView = inflater.inflate(R.layout.queue_listitem,
                     parent, false);
+            holder.dragHandle = (ImageView) convertView.findViewById(R.id.drag_handle);
             holder.imageView = (ImageView) convertView.findViewById(R.id.imgvImage);
             holder.title = (TextView) convertView.findViewById(R.id.txtvTitle);
             holder.pubDate = (TextView) convertView.findViewById(R.id.txtvPubDate);
@@ -83,6 +92,12 @@ public class QueueListAdapter extends BaseAdapter {
             holder = (Holder) convertView.getTag();
         }
 
+        if(locked) {
+            holder.dragHandle.setVisibility(View.GONE);
+        } else {
+            holder.dragHandle.setVisibility(View.VISIBLE);
+        }
+
         holder.title.setText(item.getTitle());
         FeedMedia media = item.getMedia();
 
@@ -143,6 +158,7 @@ public class QueueListAdapter extends BaseAdapter {
 
 
     static class Holder {
+        ImageView dragHandle;
         ImageView imageView;
         TextView title;
         TextView pubDate;

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

@@ -4,6 +4,7 @@ import android.app.Activity;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.SharedPreferences;
+import android.content.res.TypedArray;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.os.Handler;
@@ -48,7 +49,6 @@ import de.danoeh.antennapod.core.util.QueueSorter;
 import de.danoeh.antennapod.core.util.gui.FeedItemUndoToken;
 import de.danoeh.antennapod.core.util.gui.UndoBarController;
 import de.danoeh.antennapod.menuhandler.MenuItemUtils;
-import de.danoeh.antennapod.menuhandler.NavDrawerActivity;
 import de.greenrobot.event.EventBus;
 
 /**
@@ -67,6 +67,8 @@ public class QueueFragment extends Fragment {
     private TextView txtvEmpty;
     private ProgressBar progLoading;
 
+    private MenuItem queueLock;
+
     private UndoBarController<FeedItemUndoToken> undoBarController;
 
     private List<FeedItem> queue;
@@ -221,6 +223,9 @@ public class QueueFragment extends Fragment {
                     return false;
                 }
             });
+
+            MenuItemUtils.refreshLockItem(getActivity(), menu, queueLock);
+
             isUpdatingFeeds = MenuItemUtils.updateRefreshMenuItem(menu, R.id.refresh_item, updateRefreshMenuItemChecker);
         }
     }
@@ -229,6 +234,17 @@ public class QueueFragment extends Fragment {
     public boolean onOptionsItemSelected(MenuItem item) {
         if (!super.onOptionsItemSelected(item)) {
             switch (item.getItemId()) {
+                case R.id.queue_lock:
+                    boolean locked = !UserPreferences.isQueueLocked();
+                    if(locked) {
+                        listView.setDragEnabled(false);
+                    } else {
+                        listView.setDragEnabled(true);
+                    }
+                    UserPreferences.setQueueLocked(locked);
+                    getActivity().supportInvalidateOptionsMenu();
+                    listAdapter.setLocked(locked);
+                    return true;
                 case R.id.refresh_item:
                     List<Feed> feeds = ((MainActivity) getActivity()).getFeeds();
                     if (feeds != null) {
@@ -330,6 +346,12 @@ public class QueueFragment extends Fragment {
         progLoading = (ProgressBar) root.findViewById(R.id.progLoading);
         listView.setEmptyView(txtvEmpty);
 
+        if(UserPreferences.isQueueLocked()) {
+            listView.setDragEnabled(false);
+        } else {
+            listView.setDragEnabled(true);
+        }
+
         listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
             @Override
             public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

app/src/main/java/de/danoeh/antennapod/menuhandler/MenuItemUtils.java

@@ -1,11 +1,14 @@
 package de.danoeh.antennapod.menuhandler;
 
+import android.content.Context;
+import android.content.res.TypedArray;
 import android.support.v4.view.MenuItemCompat;
 import android.support.v7.widget.SearchView;
 import android.view.Menu;
 import android.view.MenuItem;
 
 import de.danoeh.antennapod.core.R;
+import de.danoeh.antennapod.core.preferences.UserPreferences;
 
 /**
  * Utilities for menu items
@@ -19,4 +22,17 @@ public class MenuItemUtils extends de.danoeh.antennapod.core.menuhandler.MenuIte
         return item;
     }
 
+    public static void refreshLockItem(Context context, Menu menu, MenuItem queueLock) {
+        queueLock = menu.findItem(de.danoeh.antennapod.R.id.queue_lock);
+        int[] lockIcons = new int[] { de.danoeh.antennapod.R.attr.ic_lock_open, de.danoeh.antennapod.R.attr.ic_lock_closed };
+        TypedArray ta = context.obtainStyledAttributes(lockIcons);
+        if (UserPreferences.isQueueLocked()) {
+            queueLock.setTitle(de.danoeh.antennapod.R.string.unlock_queue);
+            queueLock.setIcon(ta.getDrawable(1));
+        } else {
+            queueLock.setTitle(de.danoeh.antennapod.R.string.lock_queue);
+            queueLock.setIcon(ta.getDrawable(0));
+        }
+    }
+
 }

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

@@ -1,17 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="@dimen/listitem_threeline_height"
     android:orientation="horizontal"
+    android:paddingLeft="16dp"
     tools:background="@android:color/darker_gray" >
 
     <ImageView
         android:id="@+id/drag_handle"
         android:layout_width="100dp"
         android:layout_height="match_parent"
-        android:layout_marginLeft="8dp"
+        android:layout_marginLeft="-8dp"
         android:layout_marginRight="-64dp"
         android:contentDescription="@string/drag_handle_content_description"
         android:scaleType="fitXY"

app/src/main/res/menu/queue.xml

@@ -3,6 +3,12 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
       xmlns:custom="http://schemas.android.com/apk/res-auto">
 
+    <item
+        android:id="@+id/queue_lock"
+        android:title=""
+        android:menuCategory="container"
+        custom:showAsAction="ifRoom" />
+
     <item
         android:id="@+id/refresh_item"
         android:title="@string/refresh_label"

core/src/main/java/de/danoeh/antennapod/core/preferences/UserPreferences.java

@@ -66,6 +66,7 @@ public class UserPreferences implements
     private static final String PREF_PERSISTENT_NOTIFICATION = "prefPersistNotify";
     public static final String PREF_QUEUE_ADD_TO_FRONT = "prefQueueAddToFront";
     public static final String PREF_HIDDEN_DRAWER_ITEMS = "prefHiddenDrawerItems";
+    public static final String PREF_QUEUE_LOCKED = "prefQueueLocked";
 
     // TODO: Make this value configurable
     private static final float PREF_AUTO_FLATTR_PLAYED_DURATION_THRESHOLD_DEFAULT = 0.8f;
@@ -103,6 +104,7 @@ public class UserPreferences implements
     private int notifyPriority;
     private boolean persistNotify;
     private List<String> hiddenDrawerItems;
+    private boolean queueLocked;
 
     private UserPreferences(Context context) {
         this.context = context;
@@ -172,6 +174,7 @@ public class UserPreferences implements
         }
         persistNotify = sp.getBoolean(PREF_PERSISTENT_NOTIFICATION, false);
         hiddenDrawerItems = Arrays.asList(StringUtils.split(sp.getString(PREF_HIDDEN_DRAWER_ITEMS, ""), ','));
+        queueLocked = sp.getBoolean(PREF_QUEUE_LOCKED, false);
     }
 
     private int readThemeValue(String valueFromPrefs) {
@@ -395,6 +398,11 @@ public class UserPreferences implements
         return instance.isFreshInstall;
     }
 
+    public static boolean isQueueLocked() {
+        instanceAvailable();
+        return instance.queueLocked;
+    }
+
     @Override
     public void onSharedPreferenceChanged(SharedPreferences sp, String key) {
         Log.d(TAG, "Registered change of user preferences. Key: " + key);
@@ -468,6 +476,8 @@ public class UserPreferences implements
             persistNotify = sp.getBoolean(PREF_PERSISTENT_NOTIFICATION, false);
         } else if (key.equals(PREF_HIDDEN_DRAWER_ITEMS)) {
             hiddenDrawerItems = Arrays.asList(StringUtils.split(sp.getString(PREF_HIDDEN_DRAWER_ITEMS, ""), ','));
+        } else if(key.equals(PREF_QUEUE_LOCKED)) {
+            queueLocked = sp.getBoolean(PREF_QUEUE_LOCKED, false);
         }
     }
 
@@ -554,6 +564,15 @@ public class UserPreferences implements
                 .commit();
     }
 
+    public static void setQueueLocked(boolean locked) {
+        instanceAvailable();
+        instance.queueLocked = locked;
+        PreferenceManager.getDefaultSharedPreferences(instance.context)
+                .edit()
+                .putBoolean(PREF_QUEUE_LOCKED, locked)
+                .commit();
+    }
+
 
     /**
      * Return the folder where the app stores all of its data. This method will

core/src/main/res/values/strings.xml

@@ -161,6 +161,8 @@
     <string name="unknown_media_key">AntennaPod - Unknown media key: %1$d</string>
 
     <!-- Queue operations -->
+    <string name="lock_queue">Lock queue</string>
+    <string name="unlock_queue">Unlock queue</string>
     <string name="clear_queue_label">Clear queue</string>
     <string name="undo">Undo</string>
     <string name="removed_from_queue">Item removed</string>