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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "ui/arc/notification/arc_notification_item.h" | |
6 | |
7 #include <algorithm> | |
8 #include <utility> | |
9 #include <vector> | |
10 | |
11 #include "base/memory/ptr_util.h" | |
12 #include "base/strings/string16.h" | |
13 #include "base/strings/utf_string_conversions.h" | |
14 #include "base/task_runner.h" | |
15 #include "base/task_scheduler/post_task.h" | |
16 #include "third_party/skia/include/core/SkCanvas.h" | |
17 #include "third_party/skia/include/core/SkPaint.h" | |
18 #include "ui/gfx/codec/png_codec.h" | |
19 #include "ui/gfx/geometry/size.h" | |
20 #include "ui/gfx/image/image.h" | |
21 #include "ui/gfx/text_elider.h" | |
22 #include "ui/message_center/message_center_style.h" | |
23 #include "ui/message_center/notification.h" | |
24 #include "ui/message_center/notification_types.h" | |
25 #include "ui/message_center/notifier_settings.h" | |
26 | |
27 namespace arc { | |
28 | |
29 namespace { | |
30 | |
31 constexpr char kNotifierId[] = "ARC_NOTIFICATION"; | |
32 constexpr char kNotificationIdPrefix[] = "ARC_NOTIFICATION_"; | |
33 | |
34 SkBitmap DecodeImage(const std::vector<uint8_t>& data) { | |
35 DCHECK(!data.empty()); // empty string should be handled in caller. | |
36 | |
37 // We may decode an image in the browser process since it has been generated | |
38 // in NotificationListerService in Android and should be safe. | |
39 SkBitmap bitmap; | |
40 gfx::PNGCodec::Decode(&data[0], data.size(), &bitmap); | |
41 return bitmap; | |
42 } | |
43 | |
44 // Crops the image to proper size for Chrome Notification. It accepts only | |
45 // specified aspect ratio. Otherwise, it might be letterboxed. | |
46 SkBitmap CropImage(const SkBitmap& original_bitmap) { | |
47 DCHECK_NE(0, original_bitmap.width()); | |
48 DCHECK_NE(0, original_bitmap.height()); | |
49 | |
50 const SkSize container_size = SkSize::Make( | |
51 message_center::kNotificationPreferredImageWidth, | |
52 message_center::kNotificationPreferredImageHeight); | |
53 const float container_aspect_ratio = | |
54 static_cast<float>(message_center::kNotificationPreferredImageWidth) / | |
55 message_center::kNotificationPreferredImageHeight; | |
56 const float image_aspect_ratio = | |
57 static_cast<float>(original_bitmap.width()) / original_bitmap.height(); | |
58 | |
59 SkRect source_rect; | |
60 if (image_aspect_ratio > container_aspect_ratio) { | |
61 float width = original_bitmap.height() * container_aspect_ratio; | |
62 source_rect = SkRect::MakeXYWH((original_bitmap.width() - width) / 2, | |
63 0, | |
64 width, | |
65 original_bitmap.height()); | |
66 } else { | |
67 float height = original_bitmap.width() / container_aspect_ratio; | |
68 source_rect = SkRect::MakeXYWH(0, | |
69 (original_bitmap.height() - height) / 2, | |
70 original_bitmap.width(), | |
71 height); | |
72 } | |
73 | |
74 SkBitmap container_bitmap; | |
75 container_bitmap.allocN32Pixels(container_size.width(), | |
76 container_size.height()); | |
77 SkPaint paint; | |
78 paint.setFilterQuality(kHigh_SkFilterQuality); | |
79 SkCanvas container_image(container_bitmap); | |
80 container_image.drawColor(message_center::kImageBackgroundColor); | |
81 container_image.drawBitmapRect( | |
82 original_bitmap, source_rect, SkRect::MakeSize(container_size), &paint); | |
83 | |
84 return container_bitmap; | |
85 } | |
86 | |
87 class ArcNotificationDelegate : public message_center::NotificationDelegate { | |
88 public: | |
89 explicit ArcNotificationDelegate(base::WeakPtr<ArcNotificationItem> item) | |
90 : item_(item) {} | |
91 | |
92 void Close(bool by_user) override { | |
93 if (item_) | |
94 item_->Close(by_user); | |
95 } | |
96 | |
97 // Indicates all notifications have a click handler. This changes the mouse | |
98 // cursor on hover. | |
99 // TODO(yoshiki): Return the correct value according to the content intent | |
100 // and the flags. | |
101 bool HasClickedListener() override { return true; } | |
102 | |
103 void Click() override { | |
104 if (item_) | |
105 item_->Click(); | |
106 } | |
107 | |
108 void ButtonClick(int button_index) override { | |
109 if (item_) | |
110 item_->ButtonClick(button_index); | |
111 } | |
112 | |
113 private: | |
114 // The destructor is private since this class is ref-counted. | |
115 ~ArcNotificationDelegate() override {} | |
116 | |
117 base::WeakPtr<ArcNotificationItem> item_; | |
118 | |
119 DISALLOW_COPY_AND_ASSIGN(ArcNotificationDelegate); | |
120 }; | |
121 | |
122 } // anonymous namespace | |
123 | |
124 ArcNotificationItem::ArcNotificationItem( | |
125 ArcNotificationManager* manager, | |
126 message_center::MessageCenter* message_center, | |
127 const std::string& notification_key, | |
128 const AccountId& profile_id) | |
129 : manager_(manager), | |
130 message_center_(message_center), | |
131 profile_id_(profile_id), | |
132 notification_key_(notification_key), | |
133 notification_id_(kNotificationIdPrefix + notification_key_), | |
134 weak_ptr_factory_(this) {} | |
135 | |
136 void ArcNotificationItem::UpdateWithArcNotificationData( | |
137 mojom::ArcNotificationDataPtr data) { | |
138 DCHECK(thread_checker_.CalledOnValidThread()); | |
139 DCHECK(notification_key_ == data->key); | |
140 | |
141 // Check if a decode task is on-going or not. If |notification_| is non-null, | |
142 // a decode task is on-going asynchronously. Otherwise, there is no task and | |
143 // cache the latest data to the |newer_data_| property. | |
144 // TODO(yoshiki): Refactor and remove this check by omitting image decoding | |
145 // from here. | |
146 if (HasPendingNotification()) { | |
147 CacheArcNotificationData(std::move(data)); | |
148 return; | |
149 } | |
150 | |
151 message_center::RichNotificationData rich_data; | |
152 message_center::NotificationType type; | |
153 | |
154 switch (data->type) { | |
155 case mojom::ArcNotificationType::BASIC: | |
156 type = message_center::NOTIFICATION_TYPE_BASE_FORMAT; | |
157 break; | |
158 case mojom::ArcNotificationType::LIST: | |
159 type = message_center::NOTIFICATION_TYPE_MULTIPLE; | |
160 | |
161 if (!data->texts.has_value()) | |
162 break; | |
163 | |
164 for (size_t i = 0; | |
165 i < std::min(data->texts->size(), | |
166 message_center::kNotificationMaximumItems - 1); | |
167 i++) { | |
168 rich_data.items.emplace_back(base::string16(), | |
169 base::UTF8ToUTF16(data->texts->at(i))); | |
170 } | |
171 | |
172 if (data->texts->size() > message_center::kNotificationMaximumItems) { | |
173 // Show an elipsis as the 5th item if there are more than 5 items. | |
174 rich_data.items.emplace_back(base::string16(), gfx::kEllipsisUTF16); | |
175 } else if (data->texts->size() == | |
176 message_center::kNotificationMaximumItems) { | |
177 // Show the 5th item if there are exact 5 items. | |
178 rich_data.items.emplace_back( | |
179 base::string16(), | |
180 base::UTF8ToUTF16(data->texts->at(data->texts->size() - 1))); | |
181 } | |
182 break; | |
183 case mojom::ArcNotificationType::IMAGE: | |
184 type = message_center::NOTIFICATION_TYPE_IMAGE; | |
185 | |
186 if (data->big_picture && !data->big_picture->isNull()) { | |
187 rich_data.image = gfx::Image::CreateFrom1xBitmap( | |
188 CropImage(*data->big_picture)); | |
189 } | |
190 break; | |
191 case mojom::ArcNotificationType::PROGRESS: | |
192 type = message_center::NOTIFICATION_TYPE_PROGRESS; | |
193 rich_data.timestamp = base::Time::UnixEpoch() + | |
194 base::TimeDelta::FromMilliseconds(data->time); | |
195 rich_data.progress = std::max( | |
196 0, std::min(100, static_cast<int>(std::round( | |
197 static_cast<float>(data->progress_current) / | |
198 data->progress_max * 100)))); | |
199 break; | |
200 } | |
201 DCHECK(IsKnownEnumValue(data->type)) << "Unsupported notification type: " | |
202 << data->type; | |
203 | |
204 for (size_t i = 0; i < data->buttons.size(); i++) { | |
205 rich_data.buttons.emplace_back( | |
206 base::UTF8ToUTF16(data->buttons.at(i)->label)); | |
207 } | |
208 | |
209 // If the client is old (version < 1), both |no_clear| and |ongoing_event| | |
210 // are false. | |
211 rich_data.pinned = (data->no_clear || data->ongoing_event); | |
212 | |
213 rich_data.priority = ConvertAndroidPriority(data->priority); | |
214 if (data->small_icon) | |
215 rich_data.small_image = gfx::Image::CreateFrom1xBitmap(*data->small_icon); | |
216 | |
217 // The identifier of the notifier, which is used to distinguish the notifiers | |
218 // in the message center. | |
219 message_center::NotifierId notifier_id( | |
220 message_center::NotifierId::SYSTEM_COMPONENT, kNotifierId); | |
221 notifier_id.profile_id = profile_id_.GetUserEmail(); | |
222 | |
223 SetNotification(base::MakeUnique<message_center::Notification>( | |
224 type, notification_id_, base::UTF8ToUTF16(data->title), | |
225 base::UTF8ToUTF16(data->message), | |
226 gfx::Image(), // icon image: Will be overriden later. | |
227 base::UTF8ToUTF16("arc"), // display source | |
228 GURL(), // empty origin url, for system component | |
229 notifier_id, rich_data, | |
230 new ArcNotificationDelegate(weak_ptr_factory_.GetWeakPtr()))); | |
231 | |
232 if (data->icon_data.size() == 0) { | |
233 OnImageDecoded(SkBitmap()); // Pass an empty bitmap. | |
234 return; | |
235 } | |
236 | |
237 // TODO(yoshiki): Remove decoding by passing a bitmap directly from Android. | |
238 base::PostTaskWithTraitsAndReplyWithResult( | |
239 FROM_HERE, {base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN}, | |
240 base::Bind(&DecodeImage, data->icon_data), | |
241 base::Bind(&ArcNotificationItem::OnImageDecoded, | |
242 weak_ptr_factory_.GetWeakPtr())); | |
243 } | |
244 | |
245 ArcNotificationItem::~ArcNotificationItem() {} | |
246 | |
247 void ArcNotificationItem::OnClosedFromAndroid() { | |
248 being_removed_by_manager_ = true; // Closing is initiated by the manager. | |
249 message_center_->RemoveNotification(notification_id_, false /* by_user */); | |
250 } | |
251 | |
252 void ArcNotificationItem::Close(bool by_user) { | |
253 if (being_removed_by_manager_) { | |
254 // Closing is caused by the manager, so we don't need to nofify a close | |
255 // event to the manager. | |
256 return; | |
257 } | |
258 | |
259 // Do not touch its any members afterwards, because this instance will be | |
260 // destroyed in the following call | |
261 manager_->SendNotificationRemovedFromChrome(notification_key_); | |
262 } | |
263 | |
264 void ArcNotificationItem::Click() { | |
265 manager_->SendNotificationClickedOnChrome(notification_key_); | |
266 } | |
267 | |
268 void ArcNotificationItem::ButtonClick(int button_index) { | |
269 manager_->SendNotificationButtonClickedOnChrome( | |
270 notification_key_, button_index); | |
271 } | |
272 | |
273 void ArcNotificationItem::OpenSettings() { | |
274 manager_->OpenNotificationSettings(notification_key_); | |
275 } | |
276 | |
277 bool ArcNotificationItem::IsOpeningSettingsSupported() const { | |
278 return manager_->IsOpeningSettingsSupported(); | |
279 } | |
280 | |
281 void ArcNotificationItem::ToggleExpansion() { | |
282 manager_->SendNotificationToggleExpansionOnChrome(notification_key_); | |
283 } | |
284 | |
285 // Converts from Android notification priority to Chrome notification priority. | |
286 // On Android, PRIORITY_DEFAULT does not pop up, so this maps PRIORITY_DEFAULT | |
287 // to Chrome's -1 to adapt that behavior. Also, this maps PRIORITY_LOW and _HIGH | |
288 // to -2 and 0 respectively to adjust the value with keeping the order among | |
289 // _LOW, _DEFAULT and _HIGH. | |
290 // static | |
291 // TODO(yoshiki): rewrite this conversion as typemap | |
292 int ArcNotificationItem::ConvertAndroidPriority( | |
293 mojom::ArcNotificationPriority android_priority) { | |
294 switch (android_priority) { | |
295 case mojom::ArcNotificationPriority::MIN: | |
296 case mojom::ArcNotificationPriority::LOW: | |
297 return message_center::MIN_PRIORITY; | |
298 case mojom::ArcNotificationPriority::DEFAULT: | |
299 return message_center::LOW_PRIORITY; | |
300 case mojom::ArcNotificationPriority::HIGH: | |
301 return message_center::DEFAULT_PRIORITY; | |
302 case mojom::ArcNotificationPriority::MAX: | |
303 return message_center::MAX_PRIORITY; | |
304 | |
305 // fall-through | |
306 default: | |
307 NOTREACHED() << "Invalid Priority: " << android_priority; | |
308 return message_center::DEFAULT_PRIORITY; | |
309 } | |
310 } | |
311 | |
312 bool ArcNotificationItem::HasPendingNotification() { | |
313 return (notification_ != nullptr); | |
314 } | |
315 | |
316 void ArcNotificationItem::CacheArcNotificationData( | |
317 mojom::ArcNotificationDataPtr data) { | |
318 // If old |newer_data_| has been stored, discard the old one. | |
319 newer_data_ = std::move(data); | |
320 } | |
321 | |
322 void ArcNotificationItem::SetNotification( | |
323 std::unique_ptr<message_center::Notification> notification) { | |
324 notification_ = std::move(notification); | |
325 } | |
326 | |
327 void ArcNotificationItem::AddToMessageCenter() { | |
328 DCHECK(notification_); | |
329 message_center_->AddNotification(std::move(notification_)); | |
330 | |
331 if (newer_data_) { | |
332 // There is the newer data, so updates again. | |
333 UpdateWithArcNotificationData(std::move(newer_data_)); | |
334 } | |
335 } | |
336 | |
337 bool ArcNotificationItem::CalledOnValidThread() const { | |
338 return thread_checker_.CalledOnValidThread(); | |
339 } | |
340 | |
341 void ArcNotificationItem::OnImageDecoded(const SkBitmap& bitmap) { | |
342 DCHECK(thread_checker_.CalledOnValidThread()); | |
343 | |
344 gfx::Image image = gfx::Image::CreateFrom1xBitmap(bitmap); | |
345 notification_->set_icon(image); | |
346 AddToMessageCenter(); | |
347 } | |
348 | |
349 } // namespace arc | |
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