Replace Bluetooth PNGs with a vector drawable.

app/src/full/java/org/fdroid/fdroid/nearby/StartSwapView.java

@@ -7,9 +7,6 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.net.wifi.WifiConfiguration;
-import androidx.annotation.Nullable;
-import androidx.localbroadcastmanager.content.LocalBroadcastManager;
-import androidx.appcompat.widget.SwitchCompat;
 import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
@@ -22,7 +19,12 @@ import android.widget.ImageView;
 import android.widget.ListView;
 import android.widget.ProgressBar;
 import android.widget.TextView;
-import cc.mvdan.accesspoint.WifiApControl;
+
+import androidx.annotation.Nullable;
+import androidx.appcompat.widget.SwitchCompat;
+import androidx.core.content.ContextCompat;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
+
 import org.fdroid.fdroid.FDroidApp;
 import org.fdroid.fdroid.R;
 import org.fdroid.fdroid.Utils;
@@ -30,6 +32,8 @@ import org.fdroid.fdroid.nearby.peers.Peer;
 
 import java.util.ArrayList;
 
+import cc.mvdan.accesspoint.WifiApControl;
+
 @SuppressWarnings("LineLength")
 public class StartSwapView extends SwapView {
     private static final String TAG = "StartSwapView";
@@ -67,7 +71,7 @@ public class StartSwapView extends SwapView {
             Peer peer = getItem(position);
             ((TextView) convertView.findViewById(R.id.peer_name)).setText(peer.getName());
             ((ImageView) convertView.findViewById(R.id.icon))
-                    .setImageDrawable(getResources().getDrawable(peer.getIcon()));
+                    .setImageDrawable(ContextCompat.getDrawable(getContext(), peer.getIcon()));
 
             return convertView;
         }

app/src/full/java/org/fdroid/fdroid/nearby/peers/BluetoothPeer.java

@@ -3,8 +3,10 @@ package org.fdroid.fdroid.nearby.peers;
 import android.bluetooth.BluetoothClass.Device;
 import android.bluetooth.BluetoothDevice;
 import android.os.Parcel;
-import androidx.annotation.Nullable;
 import android.text.TextUtils;
+
+import androidx.annotation.Nullable;
+
 import org.fdroid.fdroid.R;
 
 public class BluetoothPeer implements Peer {
@@ -44,7 +46,7 @@ public class BluetoothPeer implements Peer {
 
     @Override
     public int getIcon() {
-        return R.drawable.ic_bluetooth_white;
+        return R.drawable.ic_bluetooth;
     }
 
     @Override

app/src/full/res/drawable/ic_bluetooth.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#FFFFFF"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FFFFFF" android:pathData="M17.71,7.71L12,2h-1v7.59L6.41,5 5,6.41 10.59,12 5,17.59 6.41,19 11,14.41L11,22h1l5.71,-5.71 -4.3,-4.29 4.3,-4.29zM13,5.83l1.88,1.88L13,9.59L13,5.83zM14.88,16.29L13,18.17v-3.76l1.88,1.88z"/>
+</vector>

app/src/full/res/layout/swap_peer_list_item.xml

@@ -27,7 +27,7 @@
                 android:layout_width="24dp"
                 android:layout_height="24dp"
                 android:layout_centerInParent="true"
-                tools:src="@drawable/ic_bluetooth_white"/>
+                tools:src="@drawable/ic_bluetooth"/>
 
     </RelativeLayout>
 

app/src/full/res/layout/swap_start_swap.xml

@@ -27,7 +27,7 @@
                 android:layout_height="24dp"
                 android:tint="@color/swap_grey_icon"
                 android:contentDescription="@string/use_bluetooth"
-                android:src="@drawable/ic_bluetooth_white"/>
+                android:src="@drawable/ic_bluetooth"/>
 
         <LinearLayout
                 android:layout_width="0dp"