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kul3r4kul3r4
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Adds snippets for Audio page
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5 files changed

+152
-3
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5 files changed

+152
-3
lines changed

‎gradle/libs.versions.toml‎

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@@ -73,9 +73,9 @@ validatorPush = "1.0.0-alpha08"
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version-catalog-update = "1.0.0"
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watchfaceComplicationsDataSourceKtx = "1.2.1"
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wear = "1.3.0"
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wearComposeFoundation = "1.5.0-rc02"
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wearComposeMaterial = "1.5.0-rc02"
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wearComposeMaterial3 = "1.5.0-rc02"
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wearComposeFoundation = "1.5.2"
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wearComposeMaterial = "1.5.2"
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wearComposeMaterial3 = "1.5.2"
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wearOngoing = "1.1.0"
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wearToolingPreview = "1.0.0"
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webkit = "1.14.0"

‎wear/build.gradle.kts‎

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@@ -53,6 +53,7 @@ android {
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dependencies {
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implementation(libs.androidx.core.ktx)
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implementation(libs.androidx.media3.exoplayer)
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val composeBom = platform(libs.androidx.compose.bom)
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implementation(composeBom)
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androidTestImplementation(composeBom)

‎wear/src/main/AndroidManifest.xml‎

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</intent-filter>
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</activity>
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<activity android:name=".snippets.audio.AudioActivity"
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android:exported="true"
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android:taskAffinity=""
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android:theme="@android:style/Theme.DeviceDefault"/>
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<!-- [START android_wear_tile_manifest] -->
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<service
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android:name=".snippets.tile.MyTileService"

‎wear/src/main/java/com/example/wear/snippets/audio/AudioActivity.kt‎

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/*
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* Copyright 2025 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.wear.snippets.audio
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import android.content.Context
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import android.content.pm.PackageManager
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import android.media.AudioDeviceCallback
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import android.media.AudioDeviceInfo
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import android.media.AudioManager
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import androidx.activity.ComponentActivity
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import androidx.annotation.OptIn
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import androidx.media3.common.AudioAttributes
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import androidx.media3.common.util.UnstableApi
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import androidx.media3.exoplayer.ExoPlayer
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import androidx.media3.ui.WearUnsuitableOutputPlaybackSuppressionResolverListener
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class AudioActivity : ComponentActivity() {
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// [START android_wear_audio_detect_devices]
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private val audioManager: AudioManager by lazy {
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getSystemService(AUDIO_SERVICE) as AudioManager
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}
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fun audioOutputAvailable(type: Int): Boolean {
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if (!packageManager.hasSystemFeature(PackageManager.FEATURE_AUDIO_OUTPUT)) {
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return false
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}
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return audioManager.getDevices(AudioManager.GET_DEVICES_OUTPUTS).any { it.type == type }
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}
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// [END android_wear_audio_detect_devices]
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@OptIn(UnstableApi::class)
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fun buildExoPlayer(context: Context): ExoPlayer {
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// [START android_wear_exoplayer_audio_output_suppression]
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val exoPlayer = ExoPlayer.Builder(context)
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.setAudioAttributes(AudioAttributes.DEFAULT, true)
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.setSuppressPlaybackOnUnsuitableOutput(true)
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.build()
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// [END android_wear_exoplayer_audio_output_suppression]
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// [START android_wear_exoplayer_audio_output_suppression_listener]
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exoPlayer.addListener(WearUnsuitableOutputPlaybackSuppressionResolverListener(context))
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// [END android_wear_exoplayer_audio_output_suppression_listener]
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return exoPlayer
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}
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override fun onCreate(savedInstanceState: android.os.Bundle?) {
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super.onCreate(savedInstanceState)
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// [START android_wear_audio_detect_devices_sample]
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val hasSpeaker = audioOutputAvailable(AudioDeviceInfo.TYPE_BUILTIN_SPEAKER)
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val hasBluetoothHeadset = audioOutputAvailable(AudioDeviceInfo.TYPE_BLUETOOTH_A2DP)
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val hasBLEBroadcast = audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_BROADCAST)
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val hasBLEHeadset = audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_HEADSET)
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val hasBLESpeaker = audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_SPEAKER)
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// [END android_wear_audio_detect_devices_sample]
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println("Has speaker: $hasSpeaker")
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println("Has Bluetooth headset: $hasBluetoothHeadset")
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println("Has BLE broadcast: $hasBLEBroadcast")
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println("Has BLE headset: $hasBLEHeadset")
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println("Has BLE speaker: $hasBLESpeaker")
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// [START android_wear_audio_register_callback]
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val audioDeviceCallback =
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object : AudioDeviceCallback() {
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override fun onAudioDevicesAdded(addedDevices: Array<out AudioDeviceInfo>?) {
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super.onAudioDevicesAdded(addedDevices)
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if (audioOutputAvailable(AudioDeviceInfo.TYPE_BLUETOOTH_A2DP) ||
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audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_BROADCAST) ||
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audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_HEADSET) ||
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audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_SPEAKER)
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) {
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// A Bluetooth or BLE device is connected and available for playback.
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}
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}
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override fun onAudioDevicesRemoved(removedDevices: Array<out AudioDeviceInfo>?) {
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super.onAudioDevicesRemoved(removedDevices)
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if (!(audioOutputAvailable(AudioDeviceInfo.TYPE_BLUETOOTH_A2DP)) &&
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!(audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_BROADCAST)) &&
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!(audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_HEADSET)) &&
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!(audioOutputAvailable(AudioDeviceInfo.TYPE_BLE_SPEAKER))
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) {
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// No Bluetooth or BLE devices are connected anymore.
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}
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}
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}
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audioManager.registerAudioDeviceCallback(audioDeviceCallback, /*handler=*/ null)
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// [END android_wear_audio_register_callback]
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}
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}

‎wear/src/main/java/com/example/wear/snippets/audio/BluetoothSettings.kt‎

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/*
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* Copyright 2025 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.wear.snippets.audio
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import android.content.Context
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import android.content.Intent
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import android.provider.Settings
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object BluetoothSettings {
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// [START android_wear_bluetooth_settings]
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fun Context.launchBluetoothSettings(closeOnConnect: Boolean = true) {
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val intent = with(Intent(Settings.ACTION_BLUETOOTH_SETTINGS)) {
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addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
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putExtra("EXTRA_CONNECTION_ONLY", true)
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if (closeOnConnect) {
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putExtra("EXTRA_CLOSE_ON_CONNECT", true)
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}
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putExtra("android.bluetooth.devicepicker.extra.FILTER_TYPE", FILTER_TYPE_AUDIO)
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}
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startActivity(intent)
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}
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internal const val FILTER_TYPE_AUDIO = 1
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// [END android_wear_bluetooth_settings]
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}

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