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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/ui/ash/screenshot_taker.h" | 5 #include "chrome/browser/ui/ash/screenshot_taker.h" |
6 | 6 |
7 #include <climits> | 7 #include <climits> |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "ash/shell.h" | 10 #include "ash/shell.h" |
11 #include "ash/shell_delegate.h" | |
12 #include "ash/shell_window_ids.h" | |
13 #include "base/bind.h" | 11 #include "base/bind.h" |
14 #include "base/file_util.h" | 12 #include "base/file_util.h" |
15 #include "base/files/file_path.h" | |
16 #include "base/logging.h" | 13 #include "base/logging.h" |
17 #include "base/memory/ref_counted_memory.h" | 14 #include "base/memory/ref_counted_memory.h" |
18 #include "base/stringprintf.h" | 15 #include "base/stringprintf.h" |
19 #include "base/threading/sequenced_worker_pool.h" | 16 #include "base/threading/sequenced_worker_pool.h" |
20 #include "base/time.h" | 17 #include "base/time.h" |
18 #include "base/utf_string_conversions.h" | |
19 #include "chrome/browser/browser_process.h" | |
21 #include "chrome/browser/download/download_prefs.h" | 20 #include "chrome/browser/download/download_prefs.h" |
21 #include "chrome/browser/notifications/notification.h" | |
22 #include "chrome/browser/notifications/notification_ui_manager.h" | |
22 #include "chrome/browser/profiles/profile.h" | 23 #include "chrome/browser/profiles/profile.h" |
23 #include "chrome/browser/profiles/profile_manager.h" | |
24 #include "chrome/browser/ui/webui/screenshot_source.h" | 24 #include "chrome/browser/ui/webui/screenshot_source.h" |
25 #include "chrome/browser/ui/window_snapshot/window_snapshot.h" | 25 #include "chrome/browser/ui/window_snapshot/window_snapshot.h" |
26 #include "content/public/browser/browser_thread.h" | 26 #include "content/public/browser/browser_thread.h" |
27 #include "grit/ash_strings.h" | |
28 #include "grit/theme_resources.h" | |
27 #include "ui/aura/root_window.h" | 29 #include "ui/aura/root_window.h" |
28 #include "ui/aura/window.h" | 30 #include "ui/aura/window.h" |
31 #include "ui/base/l10n/l10n_util.h" | |
32 #include "ui/base/resource/resource_bundle.h" | |
33 #include "ui/gfx/image/image.h" | |
29 | 34 |
30 #if defined(OS_CHROMEOS) | 35 #if defined(OS_CHROMEOS) |
31 #include "chrome/browser/chromeos/drive/drive_file_system_util.h" | 36 #include "chrome/browser/chromeos/drive/drive_file_system_util.h" |
37 #include "chrome/browser/chromeos/extensions/file_manager_util.h" | |
32 #include "chrome/browser/chromeos/login/user_manager.h" | 38 #include "chrome/browser/chromeos/login/user_manager.h" |
33 #endif | 39 #endif |
34 | 40 |
35 namespace { | 41 namespace { |
36 // How opaque should the layer that we flash onscreen to provide visual | |
37 // feedback after the screenshot is taken be? | |
38 const float kVisualFeedbackLayerOpacity = 0.25f; | |
39 | |
40 // How long should the visual feedback layer be displayed? | |
41 const int64 kVisualFeedbackLayerDisplayTimeMs = 100; | |
42 | |
43 // The minimum interval between two screenshot commands. It has to be | 42 // The minimum interval between two screenshot commands. It has to be |
44 // more than 1000 to prevent the conflict of filenames. | 43 // more than 1000 to prevent the conflict of filenames. |
45 const int kScreenshotMinimumIntervalInMS = 1000; | 44 const int kScreenshotMinimumIntervalInMS = 1000; |
46 | 45 |
46 const char kNotificationOriginUrl[] = "chrome://screenshot"; | |
47 | 47 |
48 void SaveScreenshotInternal(const base::FilePath& screenshot_path, | 48 // Delegate for a notification. This class has two roles: to implement callback |
49 // methods for notification, and to provide an identity of the associated | |
50 // notification. | |
51 class ScreenshotTakerNotificationDelegate : public NotificationDelegate { | |
52 public: | |
53 ScreenshotTakerNotificationDelegate(const std::string& id_text, | |
54 bool success, | |
55 const base::FilePath& screenshot_path) | |
56 : id_text_(id_text), | |
57 success_(success), | |
58 screenshot_path_(screenshot_path) { | |
59 } | |
60 | |
61 // Overridden from NotificationDelegate: | |
62 virtual void Display() OVERRIDE {} | |
63 virtual void Error() OVERRIDE {} | |
64 virtual void Close(bool by_user) OVERRIDE {} | |
65 virtual void Click() OVERRIDE { | |
66 if (!success_) | |
67 return; | |
68 #if defined(OS_CHROMEOS) | |
69 file_manager_util::ShowFileInFolder(screenshot_path_); | |
70 #else | |
71 // TODO(sschmitz): perhaps add similar action for Windows. | |
72 #endif | |
73 } | |
74 virtual std::string id() const OVERRIDE { return id_text_; } | |
75 virtual content::RenderViewHost* GetRenderViewHost() const OVERRIDE { | |
76 return NULL; | |
77 } | |
78 | |
79 private: | |
80 virtual ~ScreenshotTakerNotificationDelegate() {} | |
81 | |
82 const std::string id_text_; | |
83 const bool success_; | |
84 const base::FilePath screenshot_path_; | |
85 | |
86 DISALLOW_COPY_AND_ASSIGN(ScreenshotTakerNotificationDelegate); | |
87 }; | |
88 | |
89 typedef base::Callback< | |
90 void(ScreenshotTakerObserver::Result screenshot_result, | |
91 const base::FilePath& screenshot_path)> ShowNotificationCallback; | |
92 | |
93 void PostShowNotification(const ShowNotificationCallback& callback, | |
sky
2013/04/04 15:38:31
Calling this function takes as many lines as the i
sschmitz
2013/04/04 16:49:47
I inlined it. Done.
| |
94 ScreenshotTakerObserver::Result screenshot_result, | |
95 const base::FilePath& screenshot_path) { | |
96 DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread()); | |
97 content::BrowserThread::PostTask( | |
98 content::BrowserThread::UI, FROM_HERE, | |
99 base::Bind(callback, screenshot_result, screenshot_path)); | |
100 } | |
101 | |
102 void SaveScreenshotInternal(const ShowNotificationCallback& callback, | |
103 const base::FilePath& screenshot_path, | |
49 scoped_refptr<base::RefCountedBytes> png_data) { | 104 scoped_refptr<base::RefCountedBytes> png_data) { |
50 DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread()); | 105 DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread()); |
51 DCHECK(!screenshot_path.empty()); | 106 DCHECK(!screenshot_path.empty()); |
107 ScreenshotTakerObserver::Result result = | |
108 ScreenshotTakerObserver::SCREENSHOT_SUCCESS; | |
52 if (static_cast<size_t>(file_util::WriteFile( | 109 if (static_cast<size_t>(file_util::WriteFile( |
53 screenshot_path, | 110 screenshot_path, |
54 reinterpret_cast<char*>(&(png_data->data()[0])), | 111 reinterpret_cast<char*>(&(png_data->data()[0])), |
55 png_data->size())) != png_data->size()) { | 112 png_data->size())) != png_data->size()) { |
56 LOG(ERROR) << "Failed to save to " << screenshot_path.value(); | 113 LOG(ERROR) << "Failed to save to " << screenshot_path.value(); |
114 result = ScreenshotTakerObserver::SCREENSHOT_WRITE_FILE_FAILED; | |
57 } | 115 } |
116 PostShowNotification(callback, result, screenshot_path); | |
58 } | 117 } |
59 | 118 |
60 void SaveScreenshot(const base::FilePath& screenshot_path, | 119 void SaveScreenshot(const ShowNotificationCallback& callback, |
120 const base::FilePath& screenshot_path, | |
61 scoped_refptr<base::RefCountedBytes> png_data) { | 121 scoped_refptr<base::RefCountedBytes> png_data) { |
62 DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread()); | 122 DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread()); |
63 DCHECK(!screenshot_path.empty()); | 123 DCHECK(!screenshot_path.empty()); |
64 | 124 |
65 if (!file_util::CreateDirectory(screenshot_path.DirName())) { | 125 if (!file_util::CreateDirectory(screenshot_path.DirName())) { |
66 LOG(ERROR) << "Failed to ensure the existence of " | 126 LOG(ERROR) << "Failed to ensure the existence of " |
67 << screenshot_path.DirName().value(); | 127 << screenshot_path.DirName().value(); |
128 PostShowNotification(callback, | |
129 ScreenshotTakerObserver::SCREENSHOT_CREATE_DIR_FAILED, | |
130 screenshot_path); | |
68 return; | 131 return; |
69 } | 132 } |
70 SaveScreenshotInternal(screenshot_path, png_data); | 133 SaveScreenshotInternal(callback, screenshot_path, png_data); |
71 } | 134 } |
72 | 135 |
73 // TODO(kinaba): crbug.com/140425, remove this ungly #ifdef dispatch. | 136 // TODO(kinaba): crbug.com/140425, remove this ungly #ifdef dispatch. |
74 #if defined(OS_CHROMEOS) | 137 #if defined(OS_CHROMEOS) |
75 void SaveScreenshotToDrive(scoped_refptr<base::RefCountedBytes> png_data, | 138 void SaveScreenshotToDrive(const ShowNotificationCallback& callback, |
139 scoped_refptr<base::RefCountedBytes> png_data, | |
76 drive::DriveFileError error, | 140 drive::DriveFileError error, |
77 const base::FilePath& local_path) { | 141 const base::FilePath& local_path) { |
78 if (error != drive::DRIVE_FILE_OK) { | 142 if (error != drive::DRIVE_FILE_OK) { |
79 LOG(ERROR) << "Failed to write screenshot image to Google Drive: " << error; | 143 LOG(ERROR) << "Failed to write screenshot image to Google Drive: " << error; |
144 PostShowNotification( | |
145 callback, | |
146 ScreenshotTakerObserver::SCREENSHOT_CREATE_FILE_FAILED, | |
147 local_path); | |
80 return; | 148 return; |
81 } | 149 } |
82 SaveScreenshotInternal(local_path, png_data); | 150 SaveScreenshotInternal(callback, local_path, png_data); |
83 } | 151 } |
84 | 152 |
85 void EnsureDirectoryExistsCallback( | 153 void EnsureDirectoryExistsCallback( |
154 const ShowNotificationCallback& callback, | |
86 Profile* profile, | 155 Profile* profile, |
87 const base::FilePath& screenshot_path, | 156 const base::FilePath& screenshot_path, |
88 scoped_refptr<base::RefCountedBytes> png_data, | 157 scoped_refptr<base::RefCountedBytes> png_data, |
89 drive::DriveFileError error) { | 158 drive::DriveFileError error) { |
90 // It is okay to fail with DRIVE_FILE_ERROR_EXISTS since anyway the directory | 159 // It is okay to fail with DRIVE_FILE_ERROR_EXISTS since anyway the directory |
91 // of the target file exists. | 160 // of the target file exists. |
92 if (error == drive::DRIVE_FILE_OK || | 161 if (error == drive::DRIVE_FILE_OK || |
93 error == drive::DRIVE_FILE_ERROR_EXISTS) { | 162 error == drive::DRIVE_FILE_ERROR_EXISTS) { |
94 drive::util::PrepareWritableFileAndRun( | 163 drive::util::PrepareWritableFileAndRun( |
95 profile, | 164 profile, |
96 screenshot_path, | 165 screenshot_path, |
97 base::Bind(&SaveScreenshotToDrive, png_data)); | 166 base::Bind(&SaveScreenshotToDrive, callback, png_data)); |
98 } else { | 167 } else { |
99 LOG(ERROR) << "Failed to ensure the existence of the specified directory " | 168 LOG(ERROR) << "Failed to ensure the existence of the specified directory " |
100 << "in Google Drive: " << error; | 169 << "in Google Drive: " << error; |
170 callback.Run(ScreenshotTakerObserver::SCREENSHOT_CHECK_DIR_FAILED, | |
171 screenshot_path); | |
101 } | 172 } |
102 } | 173 } |
103 | 174 |
104 void PostSaveScreenshotTask(const base::FilePath& screenshot_path, | 175 void PostSaveScreenshotTask(const ShowNotificationCallback& callback, |
176 Profile* profile, | |
177 const base::FilePath& screenshot_path, | |
105 scoped_refptr<base::RefCountedBytes> png_data) { | 178 scoped_refptr<base::RefCountedBytes> png_data) { |
106 if (drive::util::IsUnderDriveMountPoint(screenshot_path)) { | 179 if (drive::util::IsUnderDriveMountPoint(screenshot_path)) { |
107 Profile* profile = ProfileManager::GetDefaultProfileOrOffTheRecord(); | 180 drive::util::EnsureDirectoryExists( |
108 if (profile) { | 181 profile, |
109 drive::util::EnsureDirectoryExists( | 182 screenshot_path.DirName(), |
110 profile, | 183 base::Bind(&EnsureDirectoryExistsCallback, |
111 screenshot_path.DirName(), | 184 callback, |
112 base::Bind(&EnsureDirectoryExistsCallback, | 185 profile, |
113 profile, | 186 screenshot_path, |
114 screenshot_path, | 187 png_data)); |
115 png_data)); | |
116 } | |
117 } else { | 188 } else { |
118 content::BrowserThread::GetBlockingPool()->PostTask( | 189 content::BrowserThread::GetBlockingPool()->PostTask( |
119 FROM_HERE, base::Bind(&SaveScreenshot, screenshot_path, png_data)); | 190 FROM_HERE, base::Bind(&SaveScreenshot, |
191 callback, | |
192 screenshot_path, | |
193 png_data)); | |
120 } | 194 } |
121 } | 195 } |
122 #else | 196 #else |
123 void PostSaveScreenshotTask(const base::FilePath& screenshot_path, | 197 void PostSaveScreenshotTask(const ShowNotificationCallback& callback, |
198 Profile* profile, | |
199 const base::FilePath& screenshot_path, | |
124 scoped_refptr<base::RefCountedBytes> png_data) { | 200 scoped_refptr<base::RefCountedBytes> png_data) { |
125 content::BrowserThread::GetBlockingPool()->PostTask( | 201 content::BrowserThread::GetBlockingPool()->PostTask( |
126 FROM_HERE, base::Bind(&SaveScreenshot, screenshot_path, png_data)); | 202 FROM_HERE, base::Bind(&SaveScreenshot, |
203 callback, | |
204 screenshot_path, | |
205 png_data)); | |
127 } | 206 } |
128 #endif | 207 #endif |
129 | 208 |
130 bool GrabWindowSnapshot(aura::Window* window, | 209 bool GrabWindowSnapshot(aura::Window* window, |
131 const gfx::Rect& snapshot_bounds, | 210 const gfx::Rect& snapshot_bounds, |
132 std::vector<unsigned char>* png_data) { | 211 std::vector<unsigned char>* png_data) { |
133 #if defined(OS_LINUX) | 212 #if defined(OS_LINUX) |
134 // chrome::GrabWindowSnapshotForUser checks this too, but | 213 // chrome::GrabWindowSnapshotForUser checks this too, but |
135 // RootWindow::GrabSnapshot does not. | 214 // RootWindow::GrabSnapshot does not. |
136 if (ScreenshotSource::AreScreenshotsDisabled()) | 215 if (ScreenshotSource::AreScreenshotsDisabled()) |
137 return false; | 216 return false; |
138 | 217 |
139 // We use XGetImage() for Linux/ChromeOS for performance reasons. | 218 // We use XGetImage() for Linux/ChromeOS for performance reasons. |
140 // See crbug.com/119492 | 219 // See crbug.com/119492 |
141 // TODO(mukai): remove this when the performance issue has been fixed. | 220 // TODO(mukai): remove this when the performance issue has been fixed. |
142 if (window->GetRootWindow()->GrabSnapshot(snapshot_bounds, png_data)) | 221 if (window->GetRootWindow()->GrabSnapshot(snapshot_bounds, png_data)) |
143 return true; | 222 return true; |
144 #endif // OS_LINUX | 223 #endif // OS_LINUX |
145 | 224 |
146 return chrome::GrabWindowSnapshotForUser(window, png_data, snapshot_bounds); | 225 return chrome::GrabWindowSnapshotForUser(window, png_data, snapshot_bounds); |
147 } | 226 } |
148 | 227 |
149 } // namespace | 228 } // namespace |
150 | 229 |
151 ScreenshotTaker::ScreenshotTaker() { | 230 ScreenshotTaker::ScreenshotTaker(Profile* profile) |
231 : profile_(profile), | |
232 ALLOW_THIS_IN_INITIALIZER_LIST(factory_(this)) { | |
233 DCHECK(profile_); | |
152 } | 234 } |
153 | 235 |
154 ScreenshotTaker::~ScreenshotTaker() { | 236 ScreenshotTaker::~ScreenshotTaker() { |
155 } | 237 } |
156 | 238 |
157 void ScreenshotTaker::HandleTakeScreenshotForAllRootWindows() { | 239 void ScreenshotTaker::HandleTakeScreenshotForAllRootWindows() { |
158 base::FilePath screenshot_directory; | 240 base::FilePath screenshot_directory; |
159 if (!ScreenshotSource::GetScreenshotDirectory(&screenshot_directory)) | 241 if (!screenshot_directory_for_test_.empty()) { |
242 screenshot_directory = screenshot_directory_for_test_; | |
243 } else if (!ScreenshotSource::GetScreenshotDirectory(&screenshot_directory)) { | |
244 ShowNotification(ScreenshotTakerObserver::SCREENSHOT_GET_DIR_FAILED, | |
245 base::FilePath()); | |
160 return; | 246 return; |
247 } | |
248 std::string screenshot_basename = !screenshot_basename_for_test_.empty() ? | |
249 screenshot_basename_for_test_ : | |
250 ScreenshotSource::GetScreenshotBaseFilename(); | |
161 | 251 |
162 std::string screenshot_basename = | |
163 ScreenshotSource::GetScreenshotBaseFilename(); | |
164 ash::Shell::RootWindowList root_windows = ash::Shell::GetAllRootWindows(); | 252 ash::Shell::RootWindowList root_windows = ash::Shell::GetAllRootWindows(); |
165 // Reorder root_windows to take the primary root window's snapshot at first. | 253 // Reorder root_windows to take the primary root window's snapshot at first. |
166 aura::RootWindow* primary_root = ash::Shell::GetPrimaryRootWindow(); | 254 aura::RootWindow* primary_root = ash::Shell::GetPrimaryRootWindow(); |
167 if (*(root_windows.begin()) != primary_root) { | 255 if (*(root_windows.begin()) != primary_root) { |
168 root_windows.erase(std::find( | 256 root_windows.erase(std::find( |
169 root_windows.begin(), root_windows.end(), primary_root)); | 257 root_windows.begin(), root_windows.end(), primary_root)); |
170 root_windows.insert(root_windows.begin(), primary_root); | 258 root_windows.insert(root_windows.begin(), primary_root); |
171 } | 259 } |
172 for (size_t i = 0; i < root_windows.size(); ++i) { | 260 for (size_t i = 0; i < root_windows.size(); ++i) { |
173 aura::RootWindow* root_window = root_windows[i]; | 261 aura::RootWindow* root_window = root_windows[i]; |
174 scoped_refptr<base::RefCountedBytes> png_data(new base::RefCountedBytes); | 262 scoped_refptr<base::RefCountedBytes> png_data(new base::RefCountedBytes); |
175 std::string basename = screenshot_basename; | 263 std::string basename = screenshot_basename; |
176 gfx::Rect rect = root_window->bounds(); | 264 gfx::Rect rect = root_window->bounds(); |
177 if (root_windows.size() > 1) | 265 if (root_windows.size() > 1) |
178 basename += base::StringPrintf(" - Display %d", static_cast<int>(i + 1)); | 266 basename += base::StringPrintf(" - Display %d", static_cast<int>(i + 1)); |
267 base::FilePath screenshot_path = | |
268 screenshot_directory.AppendASCII(basename + ".png"); | |
179 if (GrabWindowSnapshot(root_window, rect, &png_data->data())) { | 269 if (GrabWindowSnapshot(root_window, rect, &png_data->data())) { |
180 DisplayVisualFeedback(rect); | |
181 PostSaveScreenshotTask( | 270 PostSaveScreenshotTask( |
182 screenshot_directory.AppendASCII(basename + ".png"), png_data); | 271 base::Bind(&ScreenshotTaker::ShowNotification, factory_.GetWeakPtr()), |
272 profile_, | |
273 screenshot_path, | |
274 png_data); | |
183 } else { | 275 } else { |
184 LOG(ERROR) << "Failed to grab the window screenshot for " << i; | 276 LOG(ERROR) << "Failed to grab the window screenshot for " << i; |
277 ShowNotification( | |
278 ScreenshotTakerObserver::SCREENSHOT_GRABWINDOW_FULL_FAILED, | |
279 screenshot_path); | |
185 } | 280 } |
186 } | 281 } |
187 last_screenshot_timestamp_ = base::Time::Now(); | 282 last_screenshot_timestamp_ = base::Time::Now(); |
188 } | 283 } |
189 | 284 |
190 void ScreenshotTaker::HandleTakePartialScreenshot( | 285 void ScreenshotTaker::HandleTakePartialScreenshot( |
191 aura::Window* window, const gfx::Rect& rect) { | 286 aura::Window* window, const gfx::Rect& rect) { |
192 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | 287 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); |
193 | 288 |
194 base::FilePath screenshot_directory; | 289 base::FilePath screenshot_directory; |
195 if (!ScreenshotSource::GetScreenshotDirectory(&screenshot_directory)) | 290 if (!screenshot_directory_for_test_.empty()) { |
291 screenshot_directory = screenshot_directory_for_test_; | |
292 } else if (!ScreenshotSource::GetScreenshotDirectory(&screenshot_directory)) { | |
293 ShowNotification(ScreenshotTakerObserver::SCREENSHOT_GET_DIR_FAILED, | |
294 base::FilePath()); | |
196 return; | 295 return; |
296 } | |
197 | 297 |
198 scoped_refptr<base::RefCountedBytes> png_data(new base::RefCountedBytes); | 298 scoped_refptr<base::RefCountedBytes> png_data(new base::RefCountedBytes); |
199 | 299 |
300 std::string screenshot_basename = !screenshot_basename_for_test_.empty() ? | |
301 screenshot_basename_for_test_ : | |
302 ScreenshotSource::GetScreenshotBaseFilename(); | |
303 base::FilePath screenshot_path = | |
304 screenshot_directory.AppendASCII(screenshot_basename + ".png"); | |
200 if (GrabWindowSnapshot(window, rect, &png_data->data())) { | 305 if (GrabWindowSnapshot(window, rect, &png_data->data())) { |
201 last_screenshot_timestamp_ = base::Time::Now(); | 306 last_screenshot_timestamp_ = base::Time::Now(); |
202 DisplayVisualFeedback(rect); | |
203 PostSaveScreenshotTask( | 307 PostSaveScreenshotTask( |
204 screenshot_directory.AppendASCII( | 308 base::Bind(&ScreenshotTaker::ShowNotification, factory_.GetWeakPtr()), |
205 ScreenshotSource::GetScreenshotBaseFilename() + ".png"), | 309 profile_, |
206 png_data); | 310 screenshot_path, |
311 png_data); | |
207 } else { | 312 } else { |
208 LOG(ERROR) << "Failed to grab the window screenshot"; | 313 LOG(ERROR) << "Failed to grab the window screenshot"; |
314 ShowNotification( | |
315 ScreenshotTakerObserver::SCREENSHOT_GRABWINDOW_PARTIAL_FAILED, | |
316 screenshot_path); | |
209 } | 317 } |
210 } | 318 } |
211 | 319 |
212 bool ScreenshotTaker::CanTakeScreenshot() { | 320 bool ScreenshotTaker::CanTakeScreenshot() { |
213 return last_screenshot_timestamp_.is_null() || | 321 return last_screenshot_timestamp_.is_null() || |
214 base::Time::Now() - last_screenshot_timestamp_ > | 322 base::Time::Now() - last_screenshot_timestamp_ > |
215 base::TimeDelta::FromMilliseconds( | 323 base::TimeDelta::FromMilliseconds( |
216 kScreenshotMinimumIntervalInMS); | 324 kScreenshotMinimumIntervalInMS); |
217 } | 325 } |
218 | 326 |
219 void ScreenshotTaker::CloseVisualFeedbackLayer() { | 327 void ScreenshotTaker::ShowNotification( |
220 visual_feedback_layer_.reset(); | 328 ScreenshotTakerObserver::Result screenshot_result, |
329 const base::FilePath& screenshot_path) { | |
330 DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)); | |
331 #if defined(OS_CHROMEOS) | |
332 // TODO(sschmitz): make this work for Windows. | |
333 static int id = 0; | |
334 std::string id_text = base::StringPrintf("screenshot_%3.3d", ++id); | |
335 string16 replace_id = UTF8ToUTF16(id_text); | |
336 bool success = | |
337 (screenshot_result == ScreenshotTakerObserver::SCREENSHOT_SUCCESS); | |
338 Notification notification( | |
339 GURL(kNotificationOriginUrl), | |
340 ui::ResourceBundle::GetSharedInstance().GetImageNamed( | |
341 IDR_SCREENSHOT_NOTIFICATION_ICON), | |
342 l10n_util::GetStringUTF16( | |
343 success ? | |
344 IDS_ASH_SCREENSHOT_NOTIFICATION_TITLE_SUCCESS : | |
345 IDS_ASH_SCREENSHOT_NOTIFICATION_TITLE_FAIL), | |
346 l10n_util::GetStringUTF16( | |
347 success ? | |
348 IDS_ASH_SCREENSHOT_NOTIFICATION_TEXT_SUCCESS : | |
349 IDS_ASH_SCREENSHOT_NOTIFICATION_TEXT_FAIL), | |
350 WebKit::WebTextDirectionDefault, | |
351 string16(), | |
352 replace_id, | |
353 new ScreenshotTakerNotificationDelegate(id_text, | |
354 success, | |
355 screenshot_path)); | |
356 g_browser_process->notification_ui_manager()->Add(notification, profile_); | |
357 #endif | |
358 | |
359 FOR_EACH_OBSERVER(ScreenshotTakerObserver, observers_, | |
360 OnScreenshotCompleted(screenshot_result, screenshot_path)); | |
221 } | 361 } |
222 | 362 |
223 void ScreenshotTaker::DisplayVisualFeedback(const gfx::Rect& rect) { | 363 void ScreenshotTaker::AddObserver(ScreenshotTakerObserver* observer) { |
224 visual_feedback_layer_.reset(new ui::Layer(ui::LAYER_SOLID_COLOR)); | 364 observers_.AddObserver(observer); |
225 visual_feedback_layer_->SetColor(SK_ColorWHITE); | 365 } |
226 visual_feedback_layer_->SetOpacity(kVisualFeedbackLayerOpacity); | |
227 visual_feedback_layer_->SetBounds(rect); | |
228 | 366 |
229 ui::Layer* parent = ash::Shell::GetContainer( | 367 void ScreenshotTaker::RemoveObserver(ScreenshotTakerObserver* observer) { |
230 ash::Shell::GetActiveRootWindow(), | 368 observers_.RemoveObserver(observer); |
231 ash::internal::kShellWindowId_OverlayContainer)->layer(); | 369 } |
232 parent->Add(visual_feedback_layer_.get()); | |
233 visual_feedback_layer_->SetVisible(true); | |
234 | 370 |
235 MessageLoopForUI::current()->PostDelayedTask( | 371 bool ScreenshotTaker::HasObserver(ScreenshotTakerObserver* observer) const { |
236 FROM_HERE, | 372 return observers_.HasObserver(observer); |
237 base::Bind(&ScreenshotTaker::CloseVisualFeedbackLayer, | |
238 base::Unretained(this)), | |
239 base::TimeDelta::FromMilliseconds(kVisualFeedbackLayerDisplayTimeMs)); | |
240 } | 373 } |
374 | |
375 void ScreenshotTaker::SetScreenshotDirectoryForTest( | |
376 const base::FilePath& directory) { | |
377 screenshot_directory_for_test_ = directory; | |
378 } | |
379 | |
380 void ScreenshotTaker::SetScreenshotBasenameForTest( | |
381 const std::string& basename){ | |
382 screenshot_basename_for_test_ = basename; | |
383 } | |
OLD | NEW |