1 /* 2 * Copyright (C) 2011 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 17 package com.android.cellbroadcastreceiver; 18 19 import android.content.Context; 20 import android.graphics.Typeface; 21 import android.graphics.drawable.Drawable; 22 import android.telephony.CellBroadcastMessage; 23 import android.text.Spannable; 24 import android.text.SpannableStringBuilder; 25 import android.text.style.StyleSpan; 26 import android.util.AttributeSet; 27 import android.view.accessibility.AccessibilityEvent; 28 import android.widget.RelativeLayout; 29 import android.widget.TextView; 30 31 /** 32 * This class manages the list item view for a single alert. 33 */ 34 public class CellBroadcastListItem extends RelativeLayout { 35 36 private CellBroadcastMessage mCbMessage; 37 38 private TextView mChannelView; 39 private TextView mMessageView; 40 private TextView mDateView; 41 private Context mContext; 42 CellBroadcastListItem(Context context, AttributeSet attrs)43 public CellBroadcastListItem(Context context, AttributeSet attrs) { 44 super(context, attrs); 45 mContext = context; 46 } 47 getMessage()48 CellBroadcastMessage getMessage() { 49 return mCbMessage; 50 } 51 52 @Override onFinishInflate()53 protected void onFinishInflate() { 54 super.onFinishInflate(); 55 56 mChannelView = (TextView) findViewById(R.id.channel); 57 mDateView = (TextView) findViewById(R.id.date); 58 mMessageView = (TextView) findViewById(R.id.message); 59 } 60 61 /** 62 * Only used for header binding. 63 * @param message the message contents to bind 64 */ bind(CellBroadcastMessage message)65 public void bind(CellBroadcastMessage message) { 66 mCbMessage = message; 67 68 Drawable background = message.isRead() ? 69 getResources().getDrawable(R.drawable.list_item_background_read) : 70 getResources().getDrawable(R.drawable.list_item_background_unread); 71 72 setBackground(background); 73 74 mChannelView.setText(CellBroadcastResources.getDialogTitleResource(mContext, message)); 75 mDateView.setText(message.getDateString(getContext())); 76 mMessageView.setText(formatMessage(message)); 77 } 78 formatMessage(CellBroadcastMessage message)79 private static CharSequence formatMessage(CellBroadcastMessage message) { 80 String body = message.getMessageBody(); 81 82 SpannableStringBuilder buf = new SpannableStringBuilder(body); 83 84 // Unread messages are shown in bold 85 if (!message.isRead()) { 86 buf.setSpan(new StyleSpan(Typeface.BOLD), 0, buf.length(), 87 Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); 88 } 89 return buf; 90 } 91 92 @Override dispatchPopulateAccessibilityEvent(AccessibilityEvent event)93 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { 94 // Speak the date first, then channel name, then message body 95 event.getText().add(mCbMessage.getSpokenDateString(getContext())); 96 mChannelView.dispatchPopulateAccessibilityEvent(event); 97 mMessageView.dispatchPopulateAccessibilityEvent(event); 98 return true; 99 } 100 } 101