NotificationData.java revision a5e0f415d351ad1a9c0ffde8d93df91a2384591f 
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 java.util.ArrayList;
25import java.util.Comparator;
26
27/**
28 * The list of currently displaying notifications.
29 */
30public class NotificationData {
31    public static final class Entry {
32        public IBinder key;
33        public StatusBarNotification notification;
34        public StatusBarIconView icon;
35        public ExpandableNotificationRow row; // the outer expanded view
36        public View content; // takes the click events and sends the PendingIntent
37        public View expanded; // the inflated RemoteViews
38        public View expandedPublic; // for insecure lockscreens
39        public ImageView largeIcon;
40        private View expandedBig;
41        private boolean interruption;
42        public Entry() {}
43        public Entry(IBinder key, StatusBarNotification n, StatusBarIconView ic) {
44            this.key = key;
45            this.notification = n;
46            this.icon = ic;
47        }
48        public void setBigContentView(View bigContentView) {
49            this.expandedBig = bigContentView;
50            row.setExpandable(bigContentView != null);
51        }
52        public View getBigContentView() {
53            return expandedBig;
54        }
55        public View getPublicContentView() { return expandedPublic; }
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 Entry remove(IBinder key) {
114        Entry e = findByKey(key);
115        if (e != null) {
116            mEntries.remove(e);
117        }
118        return e;
119    }
120
121    /**
122     * Return whether there are any visible items (i.e. items without an error).
123     */
124    public boolean hasVisibleItems() {
125        for (Entry e : mEntries) {
126            if (e.expanded != null) { // the view successfully inflated
127                return true;
128            }
129        }
130        return false;
131    }
132
133    /**
134     * Return whether there are any clearable items (that aren't errors).
135     */
136    public boolean hasClearableItems() {
137        for (Entry e : mEntries) {
138            if (e.expanded != null) { // the view successfully inflated
139                if (e.notification.isClearable()) {
140                    return true;
141                }
142            }
143        }
144        return false;
145    }
146}
147