menu

10 files changed, 273 insertions, 7 deletions

diff --git a/Readme.md b/Readme.md
index c1d5934..0d4f515 100644
--- a/Readme.md
+++ b/Readme.md
@@ -12,3 +12,16 @@
 - https://stackoverflow.com/questions/600207/how-to-check-if-a-service-is-running-on-android
 - https://www.vogella.com/tutorials/AndroidServices/article.html#communication-with-services
 - https://github.com/googlecodelabs/bazel-android-intro/blob/master/sample/mediarecorder/java/com/example/android/mediarecorder/MainActivity.java
+
+### Network
+- https://stackoverflow.com/questions/15088507/open-app-when-connect-with-wifi
+- https://stackoverflow.com/questions/40545396/connectivity-change-deprecated-in-target-of-android-n
+- https://stackoverflow.com/questions/48527171/detect-connectivity-change-in-android-7-and-above-when-app-is-killed-in-backgrou
+- https://stackoverflow.com/questions/25678216/android-internet-connectivity-change-listener
+- https://developer.android.com/training/monitoring-device-state/connectivity-monitoring.html#MonitorChanges
+- https://developer.android.com/guide/background/persistent/getting-started
+- https://developer.android.com/reference/android/net/ConnectivityManager.NetworkCallback
+
+### Menu
+- https://medium.com/@bhavyakaria/step-by-step-guide-to-create-app-settings-using-preferences-in-android-part-1-fa470305b530
+- https://code.tutsplus.com/tutorials/how-to-code-a-settings-screen-in-an-android-app--cms-30433
diff --git a/app/java/AndroidManifest.xml b/app/java/AndroidManifest.xml
index 6c1f400..e295ed4 100644
--- a/app/java/AndroidManifest.xml
+++ b/app/java/AndroidManifest.xml
@@ -7,10 +7,11 @@
     android:versionName="1.0"
 >
     <uses-sdk
-        android:minSdkVersion="16"
-        android:targetSdkVersion="30"
+        android:minSdkVersion="28"
+        android:targetSdkVersion="31"
     />
 
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
@@ -29,6 +30,12 @@
             </intent-filter>
         </service>
 
+        <service
+            android:name=".WifiListenerService"
+        >
+        </service>
+
+
         <activity
             android:name=".MainActivity"
             android:label="@string/app_label"
@@ -39,5 +46,16 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
+        <activity
+            android:name=".SettingsActivity"
+            android:label="@string/menu__settings"
+            android:parentActivityName=".MainActivity">
+
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value=".MainActivity"
+            />
+        </activity>
     </application>
 </manifest>
diff --git a/app/java/res/layout/settings.xml b/app/java/res/layout/settings.xml
new file mode 100644
index 0000000..5ba8c78
--- /dev/null
+++ b/app/java/res/layout/settings.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<FrameLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:orientation="vertical"
+    tools:context=".SettingsActivity"
+>
+
+    <TextureView
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/surface_view"
+    />
+
+    <!-- USE_WIFI_LISTENER -->
+    <!-- SELECT_FROM_KNOWN_SSIDS -->
+
+    <!-- USE_AUTOMATIC_DNS/PIHOLE_SERVER_DISCOVERY -->
+    <!-- SET_MANUAL_DNS/PIHOLE_SERVER_IP -->
+</FrameLayout>
diff --git a/app/java/res/menu/settings.xml b/app/java/res/menu/settings.xml
new file mode 100644
index 0000000..2d86504
--- /dev/null
+++ b/app/java/res/menu/settings.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu
+    xmlns:android="http://schemas.android.com/apk/res/android"
+>
+    <item
+        android:id="@+id/menu__settings"
+        android:title="@string/menu__settings"
+        android:orderInCategory="100"
+    />
+</menu>
diff --git a/app/java/res/values/strings.xml b/app/java/res/values/strings.xml
index 2f5e4e6..bd4f88b 100644
--- a/app/java/res/values/strings.xml
+++ b/app/java/res/values/strings.xml
@@ -12,9 +12,13 @@
     </string>
 
     <string name="button_start__start">
-        Start Proxy
+        Start
     </string>
     <string name="button_start__stop">
-        Stop Proxy
+        Stop
+    </string>
+
+    <string name="menu__settings">
+        Settings
     </string>
 </resources>
diff --git a/app/java/res/values/styles.xml b/app/java/res/values/styles.xml
new file mode 100644
index 0000000..d5037d5
--- /dev/null
+++ b/app/java/res/values/styles.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="button_start__start" parent="@android:style/Widget.Button">
+        <item name="android:background">#96060C</item>
+        <item name="android:textColor">@android:color/white</item>
+    </style>
+    <style name="button_start__stop" parent="@android:style/Widget.Button">
+        <item name="android:background">#22B225</item>
+        <item name="android:textColor">@android:color/white</item>
+    </style>
+</resources>
diff --git a/app/java/src/MainActivity.java b/app/java/src/MainActivity.java
index 049ee29..bfad05a 100644
--- a/app/java/src/MainActivity.java
+++ b/app/java/src/MainActivity.java
@@ -14,11 +14,15 @@ import android.os.Bundle;
 
 import android.util.Log;
 
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.TextureView;
 import android.view.View;
 
 import android.widget.Button;
 import android.widget.Toast;
+import android.provider.Settings;
 
 public class MainActivity extends Activity {
 
@@ -44,6 +48,9 @@ public class MainActivity extends Activity {
 
         this.buttonStart = (Button) findViewById(R.id.button_start);
         this.dnsProxyService = new Intent(this, DNSProxyService.class);
+
+        // if setting.get(USER_WIFI_LISTENER)
+        // startService(new Intent(this, WifiListenerService.class));
     }
 
     @Override
@@ -61,6 +68,28 @@ public class MainActivity extends Activity {
         unregisterReceiver(receiver);
     }
 
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        MenuInflater menuInflater = getMenuInflater();
+        menuInflater.inflate(R.menu.settings, menu);
+
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        int itemId = item.getItemId();
+
+        if (itemId == R.id.menu__settings) {
+            Intent intent = new Intent(MainActivity.this, SettingsActivity.class);
+            startActivity(intent);
+
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+
     /**
      * is called by "startActivityForResult" internally
      */
@@ -71,9 +100,6 @@ public class MainActivity extends Activity {
         }
     }
 
-    @Override
-    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {}
-
     /**
      * button_start is clicked
      */
diff --git a/app/java/src/SettingsActivity.java b/app/java/src/SettingsActivity.java
new file mode 100644
index 0000000..83e2661
--- /dev/null
+++ b/app/java/src/SettingsActivity.java
@@ -0,0 +1,41 @@
+package org.pihole.dnsproxy;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+
+import android.net.VpnService;
+
+import android.os.Bundle;
+
+import android.util.Log;
+
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.TextureView;
+import android.view.View;
+
+import android.widget.Button;
+import android.widget.Toast;
+import android.provider.Settings;
+
+public class SettingsActivity extends Activity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.settings);
+
+        // if (setting.get(USE_WIFI_LISTENER))
+        // requestPermissions(new String[]{
+        //     android.Manifest.permission.ACCESS_FINE_LOCATION,
+        // }, 1234);
+        // startService(WifiListenerService);
+    }
+}
diff --git a/app/java/src/WifiListenerReceiver.java b/app/java/src/WifiListenerReceiver.java
new file mode 100644
index 0000000..e8ebedf
--- /dev/null
+++ b/app/java/src/WifiListenerReceiver.java
@@ -0,0 +1,39 @@
+package org.pihole.dnsproxy;
+
+import android.provider.Settings;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+
+import android.net.NetworkInfo;
+import android.net.wifi.WifiManager;
+import android.net.wifi.WifiInfo;
+
+import android.os.Bundle;
+
+import android.util.Log;
+
+public class WifiListenerReceiver extends BroadcastReceiver
+{
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        NetworkInfo networkInfo = (NetworkInfo) intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);
+        Intent dnsProxyService = new Intent(context, DNSProxyService.class);
+
+        // start
+        if (networkInfo.getState().equals(NetworkInfo.State.CONNECTED)) {
+            WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
+            WifiInfo wifiInfo = wifiManager.getConnectionInfo();
+
+            // if (wifiInfo.getSSID() == setting.get(LOCAL_HOME_WIFI_SSID))
+
+            context.startService(dnsProxyService.setAction(DNSProxyService.ACTION_START));
+        }
+
+        // stop
+        else if (networkInfo.getState().equals(NetworkInfo.State.DISCONNECTED) && DNSProxyService.isRunning()) {
+            context.startService(dnsProxyService.setAction(DNSProxyService.ACTION_STOP));
+        }
+    }
+}
diff --git a/app/java/src/WifiListenerService.java b/app/java/src/WifiListenerService.java
new file mode 100644
index 0000000..e25c325
--- /dev/null
+++ b/app/java/src/WifiListenerService.java
@@ -0,0 +1,78 @@
+package org.pihole.dnsproxy;
+
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.app.Service;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+
+import android.net.ConnectivityManager;
+import android.net.wifi.WifiManager;
+
+import android.os.IBinder;
+
+import android.util.Log;
+
+public class WifiListenerService extends Service
+{
+
+    public static String NOTIFICATION_CHANNEL_ID = "org.pihole.dnsproxy.service.wifiListener";
+
+    private BroadcastReceiver receiver;
+
+    @Override
+    public void onCreate () {
+        super.onCreate();
+
+        this.receiver = new WifiListenerReceiver();
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        this.start();
+
+        return START_STICKY;
+    }
+
+    @Override
+    public void onDestroy() {
+        this.stop();
+
+        super.onDestroy();
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) { return null; }
+
+    public void start() {
+        // registerReceiver(this.receiver, new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION));
+        registerReceiver(this.receiver, new IntentFilter(WifiManager.NETWORK_STATE_CHANGED_ACTION));
+
+        NotificationManager manager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
+
+        NotificationChannel channel = new NotificationChannel(
+            WifiListenerService.NOTIFICATION_CHANNEL_ID,
+            WifiListenerService.NOTIFICATION_CHANNEL_ID,
+            NotificationManager.IMPORTANCE_DEFAULT
+        );
+        manager.createNotificationChannel(channel);
+
+        Notification notification = new Notification.Builder(this, WifiListenerService.NOTIFICATION_CHANNEL_ID)
+            .setSmallIcon(R.drawable.logo)
+            .setContentTitle("Pihole DNS Proxy - WiFi Listener")
+            .setContentText("Listening for WiFi connection change")
+            .build();
+
+        startForeground(2, notification);
+    }
+
+    public void stop() {
+        unregisterReceiver(this.receiver);
+        stopForeground(true);
+    }
+}