Home | History | Annotate | Download | only in bluetooth 
      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.car.settings.bluetooth;
     17 
     18 import android.bluetooth.BluetoothDevice;
     19 import android.os.Bundle;
     20 import android.support.car.ui.PagedListView;
     21 import android.text.Editable;
     22 import android.text.TextWatcher;
     23 import android.util.Log;
     24 import android.view.View;
     25 import android.widget.Button;
     26 import android.widget.EditText;
     27 
     28 import com.android.car.settings.common.CarSettingActivity;
     29 import com.android.car.settings.R;
     30 import com.android.car.settings.common.NoDividerItemDecoration;
     31 import com.android.car.settings.common.TypedPagedListAdapter;
     32 
     33 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
     34 import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager;
     35 import com.android.settingslib.bluetooth.LocalBluetoothManager;
     36 import com.android.settingslib.bluetooth.LocalBluetoothProfile;
     37 import com.android.settingslib.bluetooth.MapProfile;
     38 import com.android.settingslib.bluetooth.PanProfile;
     39 import com.android.settingslib.bluetooth.PbapServerProfile;
     40 
     41 import java.util.ArrayList;
     42 
     43 /**
     44  * Shows details about a bluetooth device, including actions related to the device,
     45  * e.g. forget etc. The intent should include information about the device, use that to
     46  * render UI, e.g. show name etc.
     47  */
     48 public class BluetoothDetailActivity extends CarSettingActivity implements
     49         BluetoothProfileLineItem.DataChangedListener {
     50     private static final String TAG = "BluetoothDetailActivity";
     51     public static final String BT_DEVICE_KEY = "btDeviceKey";
     52 
     53     private BluetoothDevice mDevice;
     54     private CachedBluetoothDevice mCachedDevice;
     55     private PagedListView mListView;
     56     private TypedPagedListAdapter mPagedListAdapter;
     57     private LocalBluetoothManager mLocalManager;
     58     private CachedBluetoothDeviceManager mDeviceManager;
     59     private EditText mNameView;
     60     private Button mOkButton;
     61 
     62     @Override
     63     protected void onCreate(Bundle savedInstanceState) {
     64         super.onCreate(savedInstanceState);
     65         setContentView(R.layout.bluetooth_details);
     66         mListView = (PagedListView) findViewById(R.id.list);
     67         mListView.setDefaultItemDecoration(new NoDividerItemDecoration(this));
     68         mListView.setDarkMode();
     69 
     70         if (getIntent() != null && getIntent().getExtras() != null) {
     71             mDevice = getIntent().getExtras().getParcelable(BT_DEVICE_KEY);
     72         }
     73         if (mDevice == null) {
     74             Log.w(TAG, "No bluetooth device set.");
     75             return;
     76         }
     77 
     78         mLocalManager = LocalBluetoothManager.getInstance(this /* context */ , null /* listener */);
     79         if (mLocalManager == null) {
     80             Log.e(TAG, "Bluetooth is not supported on this device");
     81             return;
     82         }
     83         mDeviceManager = mLocalManager.getCachedDeviceManager();
     84         mCachedDevice = mDeviceManager.findDevice(mDevice);
     85         if (mCachedDevice == null) {
     86             mCachedDevice = mDeviceManager.addDevice(
     87                     mLocalManager.getBluetoothAdapter(),
     88                     mLocalManager.getProfileManager(),
     89                     mDevice);
     90         }
     91 
     92         mNameView = (EditText) findViewById(R.id.bt_name);
     93         mNameView.setText(mDevice.getName());
     94         setupForgetButton();
     95         setupOkButton();
     96 
     97         mPagedListAdapter = new TypedPagedListAdapter(this /* context */, getProfileLineItems());
     98         mListView.setAdapter(mPagedListAdapter);
     99     }
    100 
    101     @Override
    102     public void setupActionBar() {
    103         super.setupActionBar();
    104         getActionBar().setCustomView(R.layout.action_bar_with_button);
    105         getActionBar().setDisplayShowCustomEnabled(true);
    106     }
    107 
    108     @Override
    109     public void onDataChanged() {
    110         mPagedListAdapter.notifyDataSetChanged();
    111     }
    112 
    113     private ArrayList<TypedPagedListAdapter.LineItem> getProfileLineItems() {
    114         ArrayList<TypedPagedListAdapter.LineItem> lineItems = new ArrayList<>();
    115         for (LocalBluetoothProfile profile : mCachedDevice.getConnectableProfiles()) {
    116             lineItems.add(new BluetoothProfileLineItem(
    117                     this /* context */, profile, mCachedDevice, this));
    118         }
    119 
    120         int pbapPermission = mCachedDevice.getPhonebookPermissionChoice();
    121         // Only provide PBAP cabability if the client device has requested PBAP.
    122         if (pbapPermission != CachedBluetoothDevice.ACCESS_UNKNOWN) {
    123             PbapServerProfile psp = mLocalManager.getProfileManager().getPbapProfile();
    124             lineItems.add(new BluetoothProfileLineItem(
    125                     this /* context */, psp, mCachedDevice, this));
    126         }
    127 
    128         int mapPermission = mCachedDevice.getMessagePermissionChoice();
    129         if (mapPermission != CachedBluetoothDevice.ACCESS_UNKNOWN) {
    130             MapProfile mapProfile = mLocalManager.getProfileManager().getMapProfile();
    131             lineItems.add(new BluetoothProfileLineItem(
    132                     this /* context */, mapProfile, mCachedDevice, this));
    133         }
    134         return lineItems;
    135     }
    136 
    137     private void setupForgetButton() {
    138         Button fortgetButton = (Button) findViewById(R.id.action_button2);
    139         fortgetButton.setVisibility(View.VISIBLE);
    140         fortgetButton.setText(R.string.forget);
    141         fortgetButton.setOnClickListener(v -> {
    142             mCachedDevice.unpair();
    143             finish();
    144         });
    145     }
    146 
    147     private void setupOkButton() {
    148         mOkButton = (Button) findViewById(R.id.action_button1);
    149         mOkButton.setText(R.string.okay);
    150         // before the text gets changed, always set it in a disabled state.
    151         mOkButton.setEnabled(false);
    152         mNameView.addTextChangedListener(new TextWatcher() {
    153             @Override
    154             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
    155                 // don't care
    156             }
    157 
    158             @Override
    159             public void onTextChanged(CharSequence s, int start, int before, int count) {
    160                 // dont' care
    161             }
    162 
    163             @Override
    164             public void afterTextChanged(Editable s) {
    165                 mOkButton.setEnabled(!s.toString().equals(mDevice.getName()));
    166             }
    167         });
    168         mOkButton.setOnClickListener(v -> {
    169             mCachedDevice.setName(mNameView.getText().toString());
    170             finish();
    171         });
    172     }
    173 }
    174