NotificationData.java revision fe40f7d13bfc1faa35c9a131ce4be5104cb8f6b9 
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 expanded; // the inflated RemoteViews
37        public View expandedPublic; // for insecure lockscreens
38        public ImageView largeIcon;
39        private View expandedBig;
40        private boolean interruption;
41        public Entry() {}
42        public Entry(IBinder key, StatusBarNotification n, StatusBarIconView ic) {
43            this.key = key;
44            this.notification = n;
45            this.icon = ic;
46        }
47        public void setBigContentView(View bigContentView) {
48            this.expandedBig = bigContentView;
49            row.setExpandable(bigContentView != null);
50        }
51        public View getBigContentView() {
52            return expandedBig;
53        }
54        public View getPublicContentView() { return expandedPublic; }
55        /**
56         * Set the flag indicating that this is being touched by the user.
57         */
58        public void setUserLocked(boolean userLocked) {
59            row.setUserLocked(userLocked);
60        }
61
62        public void setInterruption() {
63            interruption = true;
64        }
65    }
66    private final ArrayList<Entry> mEntries = new ArrayList<Entry>();
67    private final Comparator<Entry> mEntryCmp = new Comparator<Entry>() {
68        // sort first by score, then by when
69        public int compare(Entry a, Entry b) {
70            final StatusBarNotification na = a.notification;
71            final StatusBarNotification nb = b.notification;
72            int d = na.getScore() - nb.getScore();
73            if (a.interruption != b.interruption) {
74                return a.interruption ? 1 : -1;
75            } else if (d != 0) {
76                return d;
77            } else {
78                return (int) (na.getNotification().when - nb.getNotification().when);
79            }
80        }
81    };
82
83    public int size() {
84        return mEntries.size();
85    }
86
87    public Entry get(int i) {
88        return mEntries.get(i);
89    }
90
91    public Entry findByKey(IBinder key) {
92        for (Entry e : mEntries) {
93            if (e.key == key) {
94                return e;
95            }
96        }
97        return null;
98    }
99
100    public int add(Entry entry) {
101        int i;
102        int N = mEntries.size();
103        for (i=0; i<N; i++) {
104            if (mEntryCmp.compare(mEntries.get(i), entry) > 0) {
105                break;
106            }
107        }
108        mEntries.add(i, entry);
109        return i;
110    }
111
112    public Entry remove(IBinder key) {
113        Entry e = findByKey(key);
114        if (e != null) {
115            mEntries.remove(e);
116        }
117        return e;
118    }
119
120    /**
121     * Return whether there are any visible items (i.e. items without an error).
122     */
123    public boolean hasVisibleItems() {
124        for (Entry e : mEntries) {
125            if (e.expanded != null) { // the view successfully inflated
126                return true;
127            }
128        }
129        return false;
130    }
131
132    /**
133     * Return whether there are any clearable items (that aren't errors).
134     */
135    public boolean hasClearableItems() {
136        for (Entry e : mEntries) {
137            if (e.expanded != null) { // the view successfully inflated
138                if (e.notification.isClearable()) {
139                    return true;
140                }
141            }
142        }
143        return false;
144    }
145}
146