1 /* 2 * Copyright (C) 2018 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.settings.bluetooth; 17 18 import static android.app.slice.Slice.EXTRA_TOGGLE_STATE; 19 20 import android.annotation.ColorInt; 21 import android.app.PendingIntent; 22 import android.app.settings.SettingsEnums; 23 import android.bluetooth.BluetoothAdapter; 24 import android.content.Context; 25 import android.content.Intent; 26 import android.content.IntentFilter; 27 import android.net.Uri; 28 import android.provider.SettingsSlicesContract; 29 30 import androidx.core.graphics.drawable.IconCompat; 31 import androidx.slice.Slice; 32 import androidx.slice.builders.ListBuilder; 33 import androidx.slice.builders.ListBuilder.RowBuilder; 34 import androidx.slice.builders.SliceAction; 35 36 import com.android.settings.R; 37 import com.android.settings.SubSettings; 38 import com.android.settings.connecteddevice.BluetoothDashboardFragment; 39 import com.android.settings.slices.CustomSliceRegistry; 40 import com.android.settings.slices.SliceBroadcastReceiver; 41 import com.android.settings.slices.SliceBuilderUtils; 42 43 /** 44 * Utility class to build a Bluetooth Slice, and handle all associated actions. 45 */ 46 public class BluetoothSliceBuilder { 47 48 private static final String TAG = "BluetoothSliceBuilder"; 49 50 /** 51 * Action notifying a change on the BluetoothSlice. 52 */ 53 public static final String ACTION_BLUETOOTH_SLICE_CHANGED = 54 "com.android.settings.bluetooth.action.BLUETOOTH_MODE_CHANGED"; 55 56 public static final IntentFilter INTENT_FILTER = new IntentFilter(); 57 58 static { 59 INTENT_FILTER.addAction(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED); 60 INTENT_FILTER.addAction(BluetoothAdapter.ACTION_STATE_CHANGED); 61 } 62 BluetoothSliceBuilder()63 private BluetoothSliceBuilder() { 64 } 65 66 /** 67 * Return a Bluetooth Slice bound to {@link CustomSliceRegistry#BLUETOOTH_URI}. 68 * <p> 69 * Note that you should register a listener for {@link #INTENT_FILTER} to get changes for 70 * Bluetooth. 71 */ getSlice(Context context)72 public static Slice getSlice(Context context) { 73 final boolean isBluetoothEnabled = isBluetoothEnabled(); 74 final CharSequence title = context.getText(R.string.bluetooth_settings); 75 final IconCompat icon = IconCompat.createWithResource(context, 76 com.android.internal.R.drawable.ic_settings_bluetooth); 77 @ColorInt final int color = com.android.settings.Utils.getColorAccent( 78 context).getDefaultColor(); 79 final PendingIntent toggleAction = getBroadcastIntent(context); 80 final PendingIntent primaryAction = getPrimaryAction(context); 81 final SliceAction primarySliceAction = SliceAction.createDeeplink(primaryAction, icon, 82 ListBuilder.ICON_IMAGE, title); 83 final SliceAction toggleSliceAction = SliceAction.createToggle(toggleAction, 84 null /* actionTitle */, isBluetoothEnabled); 85 86 return new ListBuilder(context, CustomSliceRegistry.BLUETOOTH_URI, ListBuilder.INFINITY) 87 .setAccentColor(color) 88 .addRow(new RowBuilder() 89 .setTitle(title) 90 .addEndItem(toggleSliceAction) 91 .setPrimaryAction(primarySliceAction)) 92 .build(); 93 } 94 getIntent(Context context)95 public static Intent getIntent(Context context) { 96 final String screenTitle = context.getText(R.string.bluetooth_settings_title).toString(); 97 final Uri contentUri = new Uri.Builder().appendPath( 98 SettingsSlicesContract.KEY_BLUETOOTH).build(); 99 return SliceBuilderUtils.buildSearchResultPageIntent(context, 100 BluetoothDashboardFragment.class.getName(), null /* key */, screenTitle, 101 SettingsEnums.SETTINGS_CONNECTED_DEVICE_CATEGORY) 102 .setClassName(context.getPackageName(), SubSettings.class.getName()) 103 .setData(contentUri); 104 } 105 106 /** 107 * Update the current Bluetooth status to the boolean value keyed by 108 * {@link android.app.slice.Slice#EXTRA_TOGGLE_STATE} on {@param intent}. 109 */ handleUriChange(Context context, Intent intent)110 public static void handleUriChange(Context context, Intent intent) { 111 final boolean newBluetoothState = intent.getBooleanExtra(EXTRA_TOGGLE_STATE, false); 112 final BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); 113 114 if (newBluetoothState) { 115 adapter.enable(); 116 } else { 117 adapter.disable(); 118 } 119 // Do not notifyChange on Uri. The service takes longer to update the current value than it 120 // does for the Slice to check the current value again. Let {@link SliceBroadcastRelay} 121 // handle it. 122 } 123 isBluetoothEnabled()124 private static boolean isBluetoothEnabled() { 125 final BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); 126 return adapter.isEnabled(); 127 } 128 getPrimaryAction(Context context)129 private static PendingIntent getPrimaryAction(Context context) { 130 final Intent intent = getIntent(context); 131 return PendingIntent.getActivity(context, 0 /* requestCode */, 132 intent, 0 /* flags */); 133 } 134 getBroadcastIntent(Context context)135 private static PendingIntent getBroadcastIntent(Context context) { 136 final Intent intent = new Intent(ACTION_BLUETOOTH_SLICE_CHANGED) 137 .setClass(context, SliceBroadcastReceiver.class); 138 return PendingIntent.getBroadcast(context, 0 /* requestCode */, intent, 139 PendingIntent.FLAG_CANCEL_CURRENT); 140 } 141 } 142