/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java

  1/*
  2 * Copyright (C) 2008 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.systemui.statusbar;
 18
 19import android.os.IBinder;
 20import android.service.notification.StatusBarNotification;
 21import android.view.View;
 22import android.widget.ImageView;
 23
 24import com.android.systemui.R;
 25
 26import java.util.ArrayList;
 27import java.util.Comparator;
 28
 29/**
 30 * The list of currently displaying notifications.
 31 */
 32public class NotificationData {
 33    public static final class Entry {
 34        public IBinder key;
 35        public StatusBarNotification notification;
 36        public StatusBarIconView icon;
 37        public ExpandableNotificationRow row; // the outer expanded view
 38        public View content; // takes the click events and sends the PendingIntent
 39        public View expanded; // the inflated RemoteViews
 40        public ImageView largeIcon;
 41        private View expandedBig;
 42        private boolean interruption;
 43        public Entry() {}
 44        public Entry(IBinder key, StatusBarNotification n, StatusBarIconView ic) {
 45            this.key = key;
 46            this.notification = n;
 47            this.icon = ic;
 48        }
 49        public void setBigContentView(View bigContentView) {
 50            this.expandedBig = bigContentView;
 51            row.setExpandable(bigContentView != null);
 52        }
 53        public View getBigContentView() {
 54            return expandedBig;
 55        }
 56        /**
 57         * Set the flag indicating that this is being touched by the user.
 58         */
 59        public void setUserLocked(boolean userLocked) {
 60            row.setUserLocked(userLocked);
 61        }
 62
 63        public void setInterruption() {
 64            interruption = true;
 65        }
 66    }
 67    private final ArrayList<Entry> mEntries = new ArrayList<Entry>();
 68    private final Comparator<Entry> mEntryCmp = new Comparator<Entry>() {
 69        // sort first by score, then by when
 70        public int compare(Entry a, Entry b) {
 71            final StatusBarNotification na = a.notification;
 72            final StatusBarNotification nb = b.notification;
 73            int d = na.getScore() - nb.getScore();
 74	    if (a.interruption != b.interruption) {
 75	      return a.interruption ? 1 : -1;
 76	    } else if (d != 0) {
 77                return d;
 78            } else {
 79                return (int) (na.getNotification().when - nb.getNotification().when);
 80            }
 81        }
 82    };
 83
 84    public int size() {
 85        return mEntries.size();
 86    }
 87
 88    public Entry get(int i) {
 89        return mEntries.get(i);
 90    }
 91
 92    public Entry findByKey(IBinder key) {
 93        for (Entry e : mEntries) {
 94            if (e.key == key) {
 95                return e;
 96            }
 97        }
 98        return null;
 99    }
100
101    public int add(Entry entry) {
102        int i;
103        int N = mEntries.size();
104        for (i=0; i<N; i++) {
105            if (mEntryCmp.compare(mEntries.get(i), entry) > 0) {
106                break;
107            }
108        }
109        mEntries.add(i, entry);
110        return i;
111    }
112
113    public int add(IBinder key, StatusBarNotification notification, ExpandableNotificationRow row,
114            View content, View expanded, StatusBarIconView icon) {
115        Entry entry = new Entry();
116        entry.key = key;
117        entry.notification = notification;
118        entry.row = row;
119        entry.content = content;
120        entry.expanded = expanded;
121        entry.icon = icon;
122        entry.largeIcon = null; // TODO add support for large icons
123        return add(entry);
124    }
125
126    public Entry remove(IBinder key) {
127        Entry e = findByKey(key);
128        if (e != null) {
129            mEntries.remove(e);
130        }
131        return e;
132    }
133
134    /**
135     * Return whether there are any visible items (i.e. items without an error).
136     */
137    public boolean hasVisibleItems() {
138        for (Entry e : mEntries) {
139            if (e.expanded != null) { // the view successfully inflated
140                return true;
141            }
142        }
143        return false;
144    }
145
146    /**
147     * Return whether there are any clearable items (that aren't errors).
148     */
149    public boolean hasClearableItems() {
150        for (Entry e : mEntries) {
151            if (e.expanded != null) { // the view successfully inflated
152                if (e.notification.isClearable()) {
153                    return true;
154                }
155            }
156        }
157        return false;
158    }
159}