/* * /** * * Copyright (C) 2017 Grbl Controller Contributors * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License along * * with this program; if not, write to the Free Software Foundation, Inc., * * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * <http://www.gnu.org/licenses/> * */ package in.co.gorest.grblcontroller; import android.app.Activity; import android.bluetooth.BluetoothAdapter; import android.bluetooth.BluetoothDevice; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.os.Bundle; import androidx.appcompat.app.AppCompatDelegate; import android.view.View; import android.view.Window; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.ListView; import android.widget.TextView; import org.greenrobot.eventbus.EventBus; import java.util.Collections; import java.util.Set; import in.co.gorest.grblcontroller.events.UiToastEvent; public class DeviceListActivity extends Activity { static { AppCompatDelegate.setCompatVectorFromResourcesEnabled(true); } public static final String EXTRA_DEVICE_ADDRESS = "device_address"; private BluetoothAdapter mBtAdapter; private ArrayAdapter<String> mNewDevicesArrayAdapter; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mBtAdapter = BluetoothAdapter.getDefaultAdapter(); if(mBtAdapter == null){ EventBus.getDefault().post(new UiToastEvent(getString(R.string.text_bluetooth_adapter_error), true, true)); finish(); } requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.activity_device_list); setResult(Activity.RESULT_CANCELED); ArrayAdapter<String> pairedDevicesArrayAdapter = new ArrayAdapter<>(this, R.layout.device_name); mNewDevicesArrayAdapter = new ArrayAdapter<>(this, R.layout.device_name); ListView pairedListView = findViewById(R.id.paired_devices); pairedListView.setAdapter(pairedDevicesArrayAdapter); pairedListView.setOnItemClickListener(mDeviceClickListener); IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND); this.registerReceiver(mReceiver, filter); filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED); this.registerReceiver(mReceiver, filter); Set<BluetoothDevice> pairedDevices = Collections.emptySet(); try { pairedDevices = mBtAdapter.getBondedDevices(); }catch (Exception e){ EventBus.getDefault().post(new UiToastEvent(getString(R.string.text_bluetooth_adaptor_error), true, true)); finish(); } if (pairedDevices.size() > 0) { for (BluetoothDevice device : pairedDevices) { pairedDevicesArrayAdapter.add(device.getName() + "\n" + device.getAddress()); } } else { pairedDevicesArrayAdapter.add(getString(R.string.text_no_paired_devices)); } } @Override protected void onDestroy() { super.onDestroy(); if (mBtAdapter != null) { mBtAdapter.cancelDiscovery(); } this.unregisterReceiver(mReceiver); } private final AdapterView.OnItemClickListener mDeviceClickListener = new AdapterView.OnItemClickListener() {public void onItemClick(AdapterView<?> av, View v, int arg2, long arg3) { mBtAdapter.cancelDiscovery(); String info = ((TextView) v).getText().toString(); if(info.length() > 16){ String address = info.substring(info.length() - 17); Intent intent = new Intent(); intent.putExtra(EXTRA_DEVICE_ADDRESS, address); setResult(Activity.RESULT_OK, intent); finish(); } } }; private final BroadcastReceiver mReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String action = intent.getAction(); if (BluetoothDevice.ACTION_FOUND.equals(action)) { BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); if (device.getBondState() != BluetoothDevice.BOND_BONDED) { mNewDevicesArrayAdapter.add(device.getName() + "\n" + device.getAddress()); } } else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) { setProgressBarIndeterminateVisibility(false); setTitle(getString(R.string.text_select_paired_device)); if (mNewDevicesArrayAdapter.getCount() == 0) { mNewDevicesArrayAdapter.add(getString(R.string.text_none_found)); } } } }; }