From 1a995be74aabf267c38b1e5dce9b4f88539b771c Mon Sep 17 00:00:00 2001
From: oliexdev <olie.xdev@googlemail.com>
Date: Mon, 31 Aug 2020 16:52:37 +0200
Subject: [PATCH] use requireContext instead of getContext, see issue #619

---
 .../BluetoothSettingsFragment.java            | 22 +++++++++----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/android_app/app/src/main/java/com/health/openscale/gui/preferences/BluetoothSettingsFragment.java b/android_app/app/src/main/java/com/health/openscale/gui/preferences/BluetoothSettingsFragment.java
index b1870bd7..d536994f 100644
--- a/android_app/app/src/main/java/com/health/openscale/gui/preferences/BluetoothSettingsFragment.java
+++ b/android_app/app/src/main/java/com/health/openscale/gui/preferences/BluetoothSettingsFragment.java
@@ -134,7 +134,7 @@ public class BluetoothSettingsFragment extends Fragment {
         deviceListView.removeAllViews();
         foundDevices.clear();
 
-        central = new BluetoothCentral(getContext(), bluetoothCentralCallback, new Handler(Looper.getMainLooper()));
+        central = new BluetoothCentral(requireContext(), bluetoothCentralCallback, new Handler(Looper.getMainLooper()));
         central.scanForPeripherals();
 
         txtSearching.setVisibility(View.VISIBLE);
@@ -152,9 +152,9 @@ public class BluetoothSettingsFragment extends Fragment {
                 txtSearching.setText(R.string.label_bluetooth_searching_finished);
                 progressBar.setVisibility(View.GONE);
 
-                BluetoothDeviceView notSupported = new BluetoothDeviceView(getContext());
-                notSupported.setDeviceName(getContext().getString(R.string.label_scale_not_supported));
-                notSupported.setSummaryText(getContext().getString(R.string.label_click_to_help_add_support));
+                BluetoothDeviceView notSupported = new BluetoothDeviceView(requireContext());
+                notSupported.setDeviceName(requireContext().getString(R.string.label_scale_not_supported));
+                notSupported.setSummaryText(requireContext().getString(R.string.label_click_to_help_add_support));
                 notSupported.setOnClickListener(new View.OnClickListener() {
                     @Override
                     public void onClick(View view) {
@@ -188,10 +188,10 @@ public class BluetoothSettingsFragment extends Fragment {
             return;
         }
 
-        BluetoothDeviceView deviceView = new BluetoothDeviceView(getContext());
+        BluetoothDeviceView deviceView = new BluetoothDeviceView(requireContext());
         deviceView.setDeviceName(formatDeviceName(bleScanResult.getDevice()));
 
-        BluetoothCommunication btDevice = BluetoothFactory.createDeviceDriver(getContext(), device.getName());
+        BluetoothCommunication btDevice = BluetoothFactory.createDeviceDriver(requireContext(), device.getName());
         if (btDevice != null) {
             Timber.d("Found supported device %s (driver: %s)",
                     formatDeviceName(device), btDevice.driverName());
@@ -203,7 +203,7 @@ public class BluetoothSettingsFragment extends Fragment {
             Timber.d("Found unsupported device %s",
                     formatDeviceName(device));
             deviceView.setIcon(R.drawable.ic_bluetooth_device_not_supported);
-            deviceView.setSummaryText(getContext().getString(R.string.label_bt_device_no_support));
+            deviceView.setSummaryText(requireContext().getString(R.string.label_bt_device_no_support));
             deviceView.setEnabled(false);
 
             if (OpenScale.DEBUG_MODE) {
@@ -222,7 +222,7 @@ public class BluetoothSettingsFragment extends Fragment {
     }
 
     private void getDebugInfo(final BluetoothDevice device) {
-        AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
+        AlertDialog.Builder builder = new AlertDialog.Builder(requireContext());
         builder.setTitle("Fetching info")
                 .setMessage("Please wait while we fetch extended info from your scale...")
                 .setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
@@ -320,7 +320,7 @@ public class BluetoothSettingsFragment extends Fragment {
         public void setIcon(int resId) {
             deviceIcon.setImageResource(resId);
 
-            int tintColor = ColorUtil.getTintColor(getContext());
+            int tintColor = ColorUtil.getTintColor(requireContext());
             deviceIcon.setColorFilter(tintColor, PorterDuff.Mode.SRC_IN);
         }
 
@@ -342,7 +342,7 @@ public class BluetoothSettingsFragment extends Fragment {
         public void onClick(View view) {
             BluetoothDevice device = foundDevices.get(getDeviceAddress());
 
-            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
+            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(requireContext());
 
             prefs.edit()
                     .putString(PREFERENCE_KEY_BLUETOOTH_HW_ADDRESS, device.getAddress())
@@ -379,7 +379,7 @@ public class BluetoothSettingsFragment extends Fragment {
                         startBluetoothDiscovery();
                     }
                 } else {
-                    Toast.makeText(getContext(), R.string.permission_not_granted, Toast.LENGTH_SHORT).show();
+                    Toast.makeText(requireContext(), R.string.permission_not_granted, Toast.LENGTH_SHORT).show();
                 }
                 break;
             }