Add new HD audio preference controller for Bluetooth developer option

- move HD audio switch from codec to upper layer Bug: 142227996 Test: make -j50 RunSettingsRoboTests Change-Id: Ic9a3aa9666d2e105c762fec818c9a47383a6ecd2
2019-12-03 16:33:44 +08:00
parent 810f7861f0
commit bea3a6e6c8
2 changed files with 260 additions and 0 deletions
--- a/src/com/android/settings/development/bluetooth/BluetoothHDAudioPreferenceController.java
+++ b/src/com/android/settings/development/bluetooth/BluetoothHDAudioPreferenceController.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.development.bluetooth;
+
+import android.bluetooth.BluetoothA2dp;
+import android.bluetooth.BluetoothDevice;
+import android.content.Context;
+import android.util.Log;
+
+import androidx.preference.Preference;
+import androidx.preference.SwitchPreference;
+
+import com.android.settings.development.BluetoothA2dpConfigStore;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+
+/**
+ * Switch preference controller for HD audio(optional codec)
+ */
+public class BluetoothHDAudioPreferenceController extends AbstractBluetoothPreferenceController
+        implements Preference.OnPreferenceChangeListener {
+
+    private static final String KEY = "bluetooth_hd_audio_settings";
+    private static final String TAG = "BtHDAudioCtr";
+
+    private final Callback mCallback;
+
+    public BluetoothHDAudioPreferenceController(Context context, Lifecycle lifecycle,
+                                                BluetoothA2dpConfigStore store,
+                                                Callback callback) {
+        super(context, lifecycle, store);
+        mCallback = callback;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        final BluetoothA2dp bluetoothA2dp = mBluetoothA2dp;
+        if (bluetoothA2dp == null) {
+            mPreference.setEnabled(false);
+            return;
+        }
+        final BluetoothDevice activeDevice = bluetoothA2dp.getActiveDevice();
+        if (activeDevice == null) {
+            Log.e(TAG, "Active device is null. To disable HD audio button");
+            mPreference.setEnabled(false);
+            return;
+        }
+        final boolean supported = (bluetoothA2dp.supportsOptionalCodecs(activeDevice)
+                == BluetoothA2dp.OPTIONAL_CODECS_SUPPORTED);
+        mPreference.setEnabled(supported);
+        if (supported) {
+            final boolean isEnabled = bluetoothA2dp.getOptionalCodecsEnabled(activeDevice)
+                    == BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED;
+            ((SwitchPreference) mPreference).setChecked(isEnabled);
+        }
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final BluetoothA2dp bluetoothA2dp = mBluetoothA2dp;
+        if (bluetoothA2dp == null) {
+            mPreference.setEnabled(false);
+            return true;
+        }
+        final boolean enabled = (Boolean) newValue;
+        final int prefValue = enabled
+                ? BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED
+                : BluetoothA2dp.OPTIONAL_CODECS_PREF_DISABLED;
+        bluetoothA2dp.setOptionalCodecsEnabled(bluetoothA2dp.getActiveDevice(), prefValue);
+        if (enabled) {
+            bluetoothA2dp.enableOptionalCodecs(null); // Use current active device
+        } else {
+            bluetoothA2dp.disableOptionalCodecs(null); // Use current active device
+        }
+        mCallback.onBluetoothHDAudioEnabled(enabled);
+        return true;
+    }
+}