1 /*
2  * Copyright (C) 2017 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.launcher3.notification;
18 
19 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_NOTIFICATION_LAUNCH_TAP;
20 
21 import android.app.ActivityOptions;
22 import android.app.Notification;
23 import android.app.PendingIntent;
24 import android.content.Context;
25 import android.graphics.drawable.BitmapDrawable;
26 import android.graphics.drawable.Drawable;
27 import android.graphics.drawable.Icon;
28 import android.os.Bundle;
29 import android.service.notification.StatusBarNotification;
30 import android.view.View;
31 
32 import com.android.launcher3.AbstractFloatingView;
33 import com.android.launcher3.Launcher;
34 import com.android.launcher3.LauncherAppState;
35 import com.android.launcher3.dot.DotInfo;
36 import com.android.launcher3.graphics.IconPalette;
37 import com.android.launcher3.model.data.ItemInfo;
38 import com.android.launcher3.util.PackageUserKey;
39 
40 /**
41  * An object that contains relevant information from a {@link StatusBarNotification}. This should
42  * only be created when we need to show the notification contents on the UI; until then, a
43  * {@link DotInfo} with only the notification key should
44  * be passed around, and then this can be constructed using the StatusBarNotification from
45  * {@link NotificationListener#getNotificationsForKeys(java.util.List)}.
46  */
47 public class NotificationInfo implements View.OnClickListener {
48 
49     public final PackageUserKey packageUserKey;
50     public final String notificationKey;
51     public final CharSequence title;
52     public final CharSequence text;
53     public final PendingIntent intent;
54     public final boolean autoCancel;
55     public final boolean dismissable;
56 
57     private final ItemInfo mItemInfo;
58     private Drawable mIconDrawable;
59     private int mIconColor;
60     private boolean mIsIconLarge;
61 
62     /**
63      * Extracts the data that we need from the StatusBarNotification.
64      */
NotificationInfo(Context context, StatusBarNotification statusBarNotification, ItemInfo itemInfo)65     public NotificationInfo(Context context, StatusBarNotification statusBarNotification,
66             ItemInfo itemInfo) {
67         packageUserKey = PackageUserKey.fromNotification(statusBarNotification);
68         notificationKey = statusBarNotification.getKey();
69         Notification notification = statusBarNotification.getNotification();
70         title = notification.extras.getCharSequence(Notification.EXTRA_TITLE);
71         text = notification.extras.getCharSequence(Notification.EXTRA_TEXT);
72 
73         int iconType = notification.getBadgeIconType();
74         // Load the icon. Since it is backed by ashmem, we won't copy the entire bitmap
75         // into our process as long as we don't touch it and it exists in systemui.
76         Icon icon = iconType == Notification.BADGE_ICON_SMALL ? null : notification.getLargeIcon();
77         if (icon == null) {
78             // Use the small icon.
79             icon = notification.getSmallIcon();
80             mIconDrawable = icon == null ? null : icon.loadDrawable(context);
81             mIconColor = statusBarNotification.getNotification().color;
82             mIsIconLarge = false;
83         } else {
84             // Use the large icon.
85             mIconDrawable = icon.loadDrawable(context);
86             mIsIconLarge = true;
87         }
88         if (mIconDrawable == null) {
89             mIconDrawable = new BitmapDrawable(context.getResources(), LauncherAppState
90                     .getInstance(context).getIconCache()
91                     .getDefaultIcon(statusBarNotification.getUser()).icon);
92         }
93         intent = notification.contentIntent;
94         autoCancel = (notification.flags & Notification.FLAG_AUTO_CANCEL) != 0;
95         dismissable = (notification.flags & Notification.FLAG_ONGOING_EVENT) == 0;
96         this.mItemInfo = itemInfo;
97     }
98 
99     @Override
onClick(View view)100     public void onClick(View view) {
101         if (intent == null) {
102             return;
103         }
104         final Launcher launcher = Launcher.getLauncher(view.getContext());
105         Bundle activityOptions = ActivityOptions.makeClipRevealAnimation(
106                 view, 0, 0, view.getWidth(), view.getHeight()).toBundle();
107         try {
108             intent.send(null, 0, null, null, null, null, activityOptions);
109             launcher.getUserEventDispatcher().logNotificationLaunch(view, intent);
110             launcher.getStatsLogManager().logger().withItemInfo(mItemInfo)
111                     .log(LAUNCHER_NOTIFICATION_LAUNCH_TAP);
112         } catch (PendingIntent.CanceledException e) {
113             e.printStackTrace();
114         }
115         if (autoCancel) {
116             launcher.getPopupDataProvider().cancelNotification(notificationKey);
117         }
118         AbstractFloatingView.closeOpenContainer(launcher, AbstractFloatingView
119                 .TYPE_ACTION_POPUP);
120     }
121 
getIconForBackground(Context context, int background)122     public Drawable getIconForBackground(Context context, int background) {
123         if (mIsIconLarge) {
124             // Only small icons should be tinted.
125             return mIconDrawable;
126         }
127         mIconColor = IconPalette.resolveContrastColor(context, mIconColor, background);
128         Drawable icon = mIconDrawable.mutate();
129         // DrawableContainer ignores the color filter if it's already set, so clear it first to
130         // get it set and invalidated properly.
131         icon.setTintList(null);
132         icon.setTint(mIconColor);
133         return icon;
134     }
135 }
136