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
17package com.android.settings.bluetooth;
18
19import android.content.Context;
20import android.graphics.drawable.Drawable;
21import android.support.v14.preference.PreferenceFragment;
22import android.support.v7.preference.PreferenceScreen;
23import android.util.Pair;
24
25import com.android.settings.R;
26import com.android.settings.applications.LayoutPreference;
27import com.android.settings.widget.EntityHeaderController;
28import com.android.settingslib.bluetooth.CachedBluetoothDevice;
29import com.android.settingslib.core.lifecycle.Lifecycle;
30
31/**
32 * This class adds a header with device name and status (connected/disconnected, etc.).
33 */
34public class BluetoothDetailsHeaderController extends BluetoothDetailsController {
35    private static final String KEY_DEVICE_HEADER = "bluetooth_device_header";
36
37    private EntityHeaderController mHeaderController;
38
39    public BluetoothDetailsHeaderController(Context context, PreferenceFragment fragment,
40            CachedBluetoothDevice device, Lifecycle lifecycle) {
41        super(context, fragment, device, lifecycle);
42    }
43
44    @Override
45    protected void init(PreferenceScreen screen) {
46        final LayoutPreference headerPreference =
47                (LayoutPreference) screen.findPreference(KEY_DEVICE_HEADER);
48        mHeaderController = EntityHeaderController.newInstance(mFragment.getActivity(), mFragment,
49                headerPreference.findViewById(R.id.entity_header));
50        screen.addPreference(headerPreference);
51    }
52
53    protected void setHeaderProperties() {
54        final Pair<Drawable, String> pair = Utils.getBtClassDrawableWithDescription(
55                mContext, mCachedDevice,
56                mContext.getResources().getFraction(R.fraction.bt_battery_scale_fraction, 1, 1));
57        String summaryText = mCachedDevice.getConnectionSummary();
58        mHeaderController.setLabel(mCachedDevice.getName());
59        mHeaderController.setIcon(pair.first);
60        mHeaderController.setIconContentDescription(pair.second);
61        mHeaderController.setSummary(summaryText);
62    }
63
64    @Override
65    protected void refresh() {
66        setHeaderProperties();
67        mHeaderController.done(mFragment.getActivity(), true /* rebindActions */);
68    }
69
70    @Override
71    public String getPreferenceKey() {
72        return KEY_DEVICE_HEADER;
73    }
74}
75