1 files changed, 57 insertions, 0 deletions
diff --git a/app/src/main/java/io/trygvis/android/bt/BtActivitySupport.java b/app/src/main/java/io/trygvis/android/bt/BtActivitySupport.java
new file mode 100644
index 0000000..03a36fb
--- /dev/null
+++ b/app/src/main/java/io/trygvis/android/bt/BtActivitySupport.java
@@ -0,0 +1,57 @@
+package io.trygvis.android.bt;
+
+import android.app.Activity;
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothManager;
+import android.content.Context;
+import android.content.Intent;
+import android.widget.Toast;
+
+import io.trygvis.soilmoisture.R;
+
+public class BtActivitySupport {
+
+    private final Activity activity;
+    private final int requestCode;
+    private BluetoothAdapter mBluetoothAdapter;
+
+    public BtActivitySupport(Activity activity, int requestCode) {
+        this.activity = activity;
+        this.requestCode = requestCode;
+    }
+
+    public boolean onCreate() {
+        final BluetoothManager bluetoothManager = (BluetoothManager) activity.getSystemService(Context.BLUETOOTH_SERVICE);
+        mBluetoothAdapter = bluetoothManager.getAdapter();
+
+        // Checks if Bluetooth is supported on the device.
+        if (mBluetoothAdapter == null) {
+            Toast.makeText(activity, R.string.error_bluetooth_not_supported, Toast.LENGTH_SHORT).
+                    show();
+            return false;
+        }
+
+        return true;
+    }
+
+    public boolean enableBt() {
+        // Ensures Bluetooth is enabled on the device.  If Bluetooth is not currently enabled,
+        // fire an intent to display a dialog asking the user to grant permission to enable it.
+        if (mBluetoothAdapter == null || !mBluetoothAdapter.isEnabled()) {
+            Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
+            activity.startActivityForResult(enableBtIntent, requestCode);
+        }
+
+        return true;
+    }
+
+    @SuppressWarnings({"RedundantIfStatement", "UnusedParameters"})
+    public boolean onActivityResult(int requestCode, int resultCode, Intent data) {
+        // User chose not to enable Bluetooth.
+        if (requestCode == this.requestCode && resultCode == Activity.RESULT_CANCELED) {
+            return false;
+        }
+
+        return true;
+    }
+}