From 416d3adda740337432255f7a8425be7da4c84a74 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Thu, 17 Aug 2017 05:45:40 -0500
Subject: QuickTileService: Implement and update from VpnService

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
---
 .../com/wireguard/android/QuickTileService.java    | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 app/src/main/java/com/wireguard/android/QuickTileService.java

(limited to 'app/src/main/java/com/wireguard/android/QuickTileService.java')

diff --git a/app/src/main/java/com/wireguard/android/QuickTileService.java b/app/src/main/java/com/wireguard/android/QuickTileService.java
new file mode 100644
index 00000000..dcd51b66
--- /dev/null
+++ b/app/src/main/java/com/wireguard/android/QuickTileService.java
@@ -0,0 +1,81 @@
+package com.wireguard.android;
+
+import android.annotation.TargetApi;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.content.SharedPreferences;
+import android.graphics.drawable.Icon;
+import android.os.Build;
+import android.os.IBinder;
+import android.preference.PreferenceManager;
+import android.service.quicksettings.Tile;
+import android.service.quicksettings.TileService;
+
+import com.wireguard.config.Config;
+
+@TargetApi(Build.VERSION_CODES.N)
+public class QuickTileService extends TileService {
+    private Config config;
+    private SharedPreferences preferences;
+    private VpnService service;
+
+    @Override
+    public void onClick() {
+        if (service != null && config != null) {
+            if (config.isEnabled())
+                service.disable(config.getName());
+            else
+                service.enable(config.getName());
+        }
+    }
+
+    @Override
+    public void onCreate() {
+        preferences = PreferenceManager.getDefaultSharedPreferences(this);
+        service = VpnService.getInstance();
+        if (service == null)
+            bindService(new Intent(this, VpnService.class), new ServiceConnectionCallbacks(),
+                    Context.BIND_AUTO_CREATE);
+    }
+
+    @Override
+    public void onStartListening() {
+        // Since this is an active tile, this only gets called when we want to update the tile.
+        final Tile tile = getQsTile();
+        final String configName = preferences.getString(VpnService.KEY_PRIMARY_CONFIG, null);
+        config = configName != null && service != null ? service.get(configName) : null;
+        if (config != null) {
+            tile.setLabel(config.getName());
+            final int state = config.isEnabled() ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
+            if (tile.getState() != state) {
+                // The icon must be changed every time the state changes, or the color won't change.
+                final Integer iconResource = (state == Tile.STATE_ACTIVE) ?
+                        R.drawable.ic_tile : R.drawable.ic_tile_disabled;
+                tile.setIcon(Icon.createWithResource(this, iconResource));
+                tile.setState(state);
+            }
+        } else {
+            tile.setIcon(Icon.createWithResource(this, R.drawable.ic_tile_disabled));
+            tile.setLabel(getString(R.string.loading));
+            tile.setState(Tile.STATE_UNAVAILABLE);
+        }
+        tile.updateTile();
+    }
+
+    private class ServiceConnectionCallbacks implements ServiceConnection {
+        @Override
+        public void onServiceConnected(final ComponentName component, final IBinder binder) {
+            // We don't actually need a binding, only notification that the service is started.
+            unbindService(this);
+            service = VpnService.getInstance();
+        }
+
+        @Override
+        public void onServiceDisconnected(final ComponentName component) {
+            // This can never happen; the service runs in the same thread as this service.
+            throw new IllegalStateException();
+        }
+    }
+}
-- 
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