[Audiosharing] Add audio sharing stream name preference.

Flagged with enable_le_audio_sharing

Bug: 305620450
Test: Manual
Change-Id: I1502fb824bcf612d069ee24d7af67afda5e997bb

res/layout/preference_widget_qrcode.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2023 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.
+  -->
+
+<ImageButton xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/button_icon"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:minWidth="@dimen/two_target_min_width"
+    android:minHeight="@dimen/min_tap_target_size"
+    android:layout_gravity="center"
+    android:background="?android:attr/selectableItemBackground"/>

res/xml/bluetooth_audio_sharing.xml

@@ -26,6 +26,12 @@
         settings:controller="com.android.settings.connecteddevice.audiosharing.CallsAndAlarmsPreferenceController"
         android:summary=""/>
 
+    <com.android.settings.connecteddevice.audiosharing.AudioSharingNamePreference
+        android:key="audio_sharing_stream_name"
+        android:title="Stream name"
+        android:summary="********"
+        settings:controller="com.android.settings.connecteddevice.audiosharing.AudioSharingNamePreferenceController"/>
+
     <PreferenceCategory
         android:key="audio_streams_settings_category"
         android:title="@string/audio_sharing_streams_category_title"
@@ -38,5 +44,4 @@
             android:icon="@drawable/ic_chevron_right_24dp" />
 
     </PreferenceCategory>
-
 </PreferenceScreen>

src/com/android/settings/connecteddevice/audiosharing/AudioSharingNamePreference.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2023 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.connecteddevice.audiosharing;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.ImageButton;
+
+import androidx.preference.PreferenceViewHolder;
+
+import com.android.settings.R;
+import com.android.settings.widget.ValidatedEditTextPreference;
+
+public class AudioSharingNamePreference extends ValidatedEditTextPreference {
+    private static final String TAG = "AudioSharingNamePreference";
+
+    public AudioSharingNamePreference(
+            Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+        initialize();
+    }
+
+    public AudioSharingNamePreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+        initialize();
+    }
+
+    public AudioSharingNamePreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        initialize();
+    }
+
+    public AudioSharingNamePreference(Context context) {
+        super(context);
+        initialize();
+    }
+
+    private void initialize() {
+        setLayoutResource(
+                com.android.settingslib.widget.preference.twotarget.R.layout.preference_two_target);
+        setWidgetLayoutResource(R.layout.preference_widget_qrcode);
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder holder) {
+        super.onBindViewHolder(holder);
+        final ImageButton shareButton = (ImageButton) holder.findViewById(R.id.button_icon);
+        shareButton.setImageDrawable(getContext().getDrawable(R.drawable.ic_qrcode_24dp));
+    }
+}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingNamePreferenceController.java

@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2023 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.connecteddevice.audiosharing;
+
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.DefaultLifecycleObserver;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.flags.Flags;
+import com.android.settings.widget.ValidatedEditTextPreference;
+
+public class AudioSharingNamePreferenceController extends BasePreferenceController
+        implements ValidatedEditTextPreference.Validator,
+                Preference.OnPreferenceChangeListener,
+                DefaultLifecycleObserver {
+
+    private static final String TAG = "AudioSharingNamePreferenceController";
+
+    private static final String PREF_KEY = "audio_sharing_stream_name";
+
+    protected Preference mPreference;
+
+    private AudioSharingNameTextValidator mAudioSharingNameTextValidator;
+
+    public AudioSharingNamePreferenceController(Context context) {
+        super(context, PREF_KEY);
+        mAudioSharingNameTextValidator = new AudioSharingNameTextValidator();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return Flags.enableLeAudioSharing() ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREF_KEY;
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        // TODO: update broadcast when name is changed.
+        return true;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mPreference = screen.findPreference(getPreferenceKey());
+    }
+
+    @Override
+    public boolean isTextValid(String value) {
+        return mAudioSharingNameTextValidator.isTextValid(value);
+    }
+
+    @Override
+    public void onStart(@NonNull LifecycleOwner owner) {
+        // TODO
+    }
+
+    @Override
+    public void onStop(@NonNull LifecycleOwner owner) {
+        // TODO
+    }
+}

src/com/android/settings/connecteddevice/audiosharing/AudioSharingNameTextValidator.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2023 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.connecteddevice.audiosharing;
+
+import com.android.settings.widget.ValidatedEditTextPreference;
+
+public class AudioSharingNameTextValidator implements ValidatedEditTextPreference.Validator {
+    @Override
+    public boolean isTextValid(String value) {
+        // TODO: Add validate rule if applicable.
+        return true;
+    }
+}