enable intent
This commit is contained in:
parent
fe08d434a0
commit
6ca0e3d569
3 changed files with 82 additions and 32 deletions
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@ -4,18 +4,18 @@
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<value>
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<entry key="app">
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<State>
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<runningDeviceTargetSelectedWithDropDown>
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<targetSelectedWithDropDown>
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<Target>
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<type value="RUNNING_DEVICE_TARGET" />
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<type value="QUICK_BOOT_TARGET" />
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<deviceKey>
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<Key>
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<type value="SERIAL_NUMBER" />
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<value value="adb-6lib7t69autkdauc-vxlVsT._adb-tls-connect._tcp" />
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<type value="VIRTUAL_DEVICE_PATH" />
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<value value="$USER_HOME$/.android/avd/Pixel_3a_API_34_extension_level_7_x86_64.avd" />
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</Key>
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</deviceKey>
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</Target>
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</runningDeviceTargetSelectedWithDropDown>
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<timeTargetWasSelectedWithDropDown value="2024-05-17T14:54:32.741207568Z" />
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</targetSelectedWithDropDown>
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<timeTargetWasSelectedWithDropDown value="2024-05-18T10:28:26.053108340Z" />
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</State>
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</entry>
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</value>
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@ -1,18 +1,33 @@
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package eu.m724.bt
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import android.Manifest
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import android.annotation.SuppressLint
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import android.app.Activity
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import android.bluetooth.BluetoothAdapter
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import android.bluetooth.BluetoothDevice
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import android.bluetooth.le.BluetoothLeScanner
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import android.content.Intent
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import android.content.pm.PackageManager
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import android.os.Bundle
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import android.os.Handler
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import android.widget.Toast
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import androidx.activity.ComponentActivity
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import androidx.activity.compose.setContent
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import androidx.activity.result.ActivityResult
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import androidx.activity.result.ActivityResultCallback
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import androidx.activity.result.contract.ActivityResultContracts
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.foundation.layout.fillMaxWidth
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import androidx.compose.foundation.lazy.LazyColumn
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import androidx.compose.foundation.lazy.items
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import androidx.compose.material3.ListItem
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import androidx.compose.material3.MaterialTheme
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import androidx.compose.material3.Surface
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import androidx.compose.material3.Text
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.mutableStateListOf
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import androidx.compose.runtime.remember
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import androidx.compose.runtime.snapshots.SnapshotStateList
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.tooling.preview.Preview
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import androidx.core.app.ActivityCompat
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@ -27,12 +42,29 @@ class MainActivity : ComponentActivity() {
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onPermissionGranted(granted)
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}
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private val btEnableActivityResult =
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registerForActivityResult(
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ActivityResultContracts.StartActivityForResult(),
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ActivityResultCallback<ActivityResult> { result ->
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if (result.resultCode != Activity.RESULT_OK) {
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Toast.makeText(
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applicationContext,
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"you must enable bluetooth",
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Toast.LENGTH_SHORT
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).show()
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finishAffinity()
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}
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}
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)
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private val deviceList = mutableStateListOf("a", "b", "c")
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private fun bluetoothPermission() {
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if (checkSelfPermission(
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Manifest.permission.BLUETOOTH_SCAN
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Manifest.permission.BLUETOOTH_CONNECT
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) != PackageManager.PERMISSION_GRANTED
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) {
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requestPermission.launch(Manifest.permission.BLUETOOTH_SCAN)
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requestPermission.launch(Manifest.permission.BLUETOOTH_CONNECT)
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} else onPermissionGranted(true)
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}
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@ -40,7 +72,11 @@ class MainActivity : ComponentActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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bluetoothHelper = BluetoothHelper(applicationContext)
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bluetoothHelper = BluetoothHelper(applicationContext, deviceList)
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Handler().postDelayed({
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System.out.println("aded")
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deviceList.add("f")
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}, 1000)
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setContent {
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PicoBtAndroidTheme {
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// A surface container using the 'background' color from the theme
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@ -49,6 +85,13 @@ class MainActivity : ComponentActivity() {
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color = MaterialTheme.colorScheme.background
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) {
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Greeting("Android")
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LazyColumn (
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modifier = Modifier.fillMaxWidth()
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) {
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items(deviceList) { item ->
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Text(text = item)
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}
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}
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}
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}
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}
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@ -61,11 +104,17 @@ class MainActivity : ComponentActivity() {
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}
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private fun onPermissionGranted(granted: Boolean) {
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if (!granted) {
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Toast.makeText(
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applicationContext,
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if (granted) "yes!!!!!!!!" else "no :(",
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"you must grant bluetooth permission",
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Toast.LENGTH_SHORT
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).show()
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finishAffinity()
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} else {
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val enableBtIntent = Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE)
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btEnableActivityResult.launch(enableBtIntent)
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}
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}
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}
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@ -1,6 +1,7 @@
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package eu.m724.bt.code
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import android.Manifest
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import android.annotation.SuppressLint
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import android.bluetooth.BluetoothAdapter
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import android.bluetooth.BluetoothManager
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import android.bluetooth.le.BluetoothLeScanner
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@ -8,44 +9,44 @@ import android.bluetooth.le.ScanCallback
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import android.bluetooth.le.ScanResult
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import android.content.Context
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import android.content.pm.PackageManager
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import androidx.compose.runtime.snapshots.SnapshotStateList
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import androidx.core.app.ActivityCompat
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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class BluetoothHelper(
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val context: Context
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val context: Context,
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val deviceList: SnapshotStateList<String>
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) {
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private val bluetoothManager: BluetoothManager =
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context.getSystemService(Context.BLUETOOTH_SERVICE) as BluetoothManager
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private val bluetoothAdapter: BluetoothAdapter =
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bluetoothManager.adapter
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private val bluetoothLeScanner: BluetoothLeScanner =
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bluetoothAdapter.bluetoothLeScanner
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private lateinit var bluetoothLeScanner: BluetoothLeScanner
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@Throws(SecurityException::class)
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private fun init() {
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fun init(): Int {
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bluetoothLeScanner = bluetoothAdapter.bluetoothLeScanner
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if (!bluetoothAdapter.isEnabled)
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return 2
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bluetoothLeScanner.startScan(scanCallback)
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System.out.println("scanning now")
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return 0
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}
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private fun onFailed(errorCode: Int) {
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}
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@SuppressLint("MissingPermission")
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private fun addDevice(result: ScanResult) {
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if (ActivityCompat.checkSelfPermission(
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context,
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Manifest.permission.BLUETOOTH_CONNECT
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) != PackageManager.PERMISSION_GRANTED
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) {
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// TODO: Consider calling
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// ActivityCompat#requestPermissions
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// here to request the missing permissions, and then overriding
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// public void onRequestPermissionsResult(int requestCode, String[] permissions,
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// int[] grantResults)
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// to handle the case where the user grants the permission. See the documentation
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// for ActivityCompat#requestPermissions for more details.
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return
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println("Found: ${result.device.name} (${result.device.address})")
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CoroutineScope(Dispatchers.Main).launch {
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deviceList.add(result.device.name)
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}
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println(result.device.name)
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}
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private val scanCallback: ScanCallback =
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