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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 "ash/desktop_background/desktop_background_controller.h" | 5 #include "ash/desktop_background/desktop_background_controller.h" |
6 | 6 |
7 #include "ash/ash_switches.h" | 7 #include "ash/ash_switches.h" |
8 #include "ash/desktop_background/desktop_background_controller_observer.h" | 8 #include "ash/desktop_background/desktop_background_controller_observer.h" |
9 #include "ash/desktop_background/desktop_background_view.h" | 9 #include "ash/desktop_background/desktop_background_view.h" |
10 #include "ash/desktop_background/desktop_background_widget_controller.h" | 10 #include "ash/desktop_background/desktop_background_widget_controller.h" |
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43 // changed? | 43 // changed? |
44 const int kWallpaperReloadDelayMs = 2000; | 44 const int kWallpaperReloadDelayMs = 2000; |
45 | 45 |
46 } // namespace | 46 } // namespace |
47 | 47 |
48 const int kSmallWallpaperMaxWidth = 1366; | 48 const int kSmallWallpaperMaxWidth = 1366; |
49 const int kSmallWallpaperMaxHeight = 800; | 49 const int kSmallWallpaperMaxHeight = 800; |
50 const int kLargeWallpaperMaxWidth = 2560; | 50 const int kLargeWallpaperMaxWidth = 2560; |
51 const int kLargeWallpaperMaxHeight = 1700; | 51 const int kLargeWallpaperMaxHeight = 1700; |
52 const int kWallpaperThumbnailWidth = 108; | 52 const int kWallpaperThumbnailWidth = 108; |
53 const int kWallpaperThumbnailHeight = 68; | 53 const int kWallpaperThumbnailHeight = 68; |
Daniel Erat
2014/03/27 01:45:50
delete these if you don't use them
Alexander Alekseev
2014/03/31 14:15:40
They are used in extensions/wallpaper_api.cc
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54 | 54 |
55 // DesktopBackgroundController::WallpaperLoader wraps background wallpaper | 55 // DesktopBackgroundController::WallpaperLoader wraps background wallpaper |
56 // loading. | 56 // loading. |
57 class DesktopBackgroundController::WallpaperLoader | 57 class DesktopBackgroundController::WallpaperLoader |
Daniel Erat
2014/03/27 01:45:50
delete WallpaperLoader if you don't use it anymore
Alexander Alekseev
2014/03/31 14:15:40
Done.
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58 : public base::RefCountedThreadSafe< | 58 : public base::RefCountedThreadSafe< |
59 DesktopBackgroundController::WallpaperLoader> { | 59 DesktopBackgroundController::WallpaperLoader> { |
60 public: | 60 public: |
61 // If set, |file_path| must be a trusted (i.e. read-only, | 61 // If set, |file_path| must be a trusted (i.e. read-only, |
62 // non-user-controlled) file containing a JPEG image. | 62 // non-user-controlled) file containing a JPEG image. |
63 WallpaperLoader(const base::FilePath& file_path, | 63 WallpaperLoader(const base::FilePath& file_path, |
64 WallpaperLayout file_layout, | 64 WallpaperLayout file_layout, |
65 int resource_id, | 65 int resource_id, |
66 WallpaperLayout resource_layout) | 66 WallpaperLayout resource_layout) |
67 : file_path_(file_path), | 67 : file_path_(file_path), |
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148 // ID of an image resource to use if |file_path_| is empty or unloadable. | 148 // ID of an image resource to use if |file_path_| is empty or unloadable. |
149 int resource_id_; | 149 int resource_id_; |
150 | 150 |
151 // Layout to be used when displaying |resource_id_|. | 151 // Layout to be used when displaying |resource_id_|. |
152 WallpaperLayout resource_layout_; | 152 WallpaperLayout resource_layout_; |
153 | 153 |
154 DISALLOW_COPY_AND_ASSIGN(WallpaperLoader); | 154 DISALLOW_COPY_AND_ASSIGN(WallpaperLoader); |
155 }; | 155 }; |
156 | 156 |
157 DesktopBackgroundController::DesktopBackgroundController() | 157 DesktopBackgroundController::DesktopBackgroundController() |
158 : command_line_for_testing_(NULL), | 158 : locked_(false), |
159 locked_(false), | |
160 desktop_background_mode_(BACKGROUND_NONE), | 159 desktop_background_mode_(BACKGROUND_NONE), |
161 current_default_wallpaper_resource_id_(-1), | |
162 weak_ptr_factory_(this), | |
163 wallpaper_reload_delay_(kWallpaperReloadDelayMs) { | 160 wallpaper_reload_delay_(kWallpaperReloadDelayMs) { |
164 Shell::GetInstance()->display_controller()->AddObserver(this); | 161 Shell::GetInstance()->display_controller()->AddObserver(this); |
165 } | 162 } |
166 | 163 |
167 DesktopBackgroundController::~DesktopBackgroundController() { | 164 DesktopBackgroundController::~DesktopBackgroundController() { |
168 CancelDefaultWallpaperLoader(); | |
169 Shell::GetInstance()->display_controller()->RemoveObserver(this); | 165 Shell::GetInstance()->display_controller()->RemoveObserver(this); |
170 } | 166 } |
171 | 167 |
172 gfx::ImageSkia DesktopBackgroundController::GetWallpaper() const { | 168 gfx::ImageSkia DesktopBackgroundController::GetWallpaper() const { |
173 if (current_wallpaper_) | 169 if (current_wallpaper_) |
174 return current_wallpaper_->image(); | 170 return current_wallpaper_->image(); |
175 return gfx::ImageSkia(); | 171 return gfx::ImageSkia(); |
176 } | 172 } |
177 | 173 |
178 void DesktopBackgroundController::AddObserver( | 174 void DesktopBackgroundController::AddObserver( |
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201 if (current_max_display_size_ != max_display_size) { | 197 if (current_max_display_size_ != max_display_size) { |
202 current_max_display_size_ = max_display_size; | 198 current_max_display_size_ = max_display_size; |
203 if (desktop_background_mode_ == BACKGROUND_IMAGE && | 199 if (desktop_background_mode_ == BACKGROUND_IMAGE && |
204 current_wallpaper_.get()) | 200 current_wallpaper_.get()) |
205 UpdateWallpaper(); | 201 UpdateWallpaper(); |
206 } | 202 } |
207 | 203 |
208 InstallDesktopController(root_window); | 204 InstallDesktopController(root_window); |
209 } | 205 } |
210 | 206 |
211 bool DesktopBackgroundController::SetDefaultWallpaper(bool is_guest) { | |
212 VLOG(1) << "SetDefaultWallpaper: is_guest=" << is_guest; | |
213 const bool use_large = | |
214 GetAppropriateResolution() == WALLPAPER_RESOLUTION_LARGE; | |
215 | |
216 base::FilePath file_path; | |
217 WallpaperLayout file_layout = use_large ? WALLPAPER_LAYOUT_CENTER_CROPPED : | |
218 WALLPAPER_LAYOUT_CENTER; | |
219 int resource_id = use_large ? IDR_AURA_WALLPAPER_DEFAULT_LARGE : | |
220 IDR_AURA_WALLPAPER_DEFAULT_SMALL; | |
221 WallpaperLayout resource_layout = WALLPAPER_LAYOUT_TILE; | |
222 | |
223 CommandLine* command_line = command_line_for_testing_ ? | |
224 command_line_for_testing_ : CommandLine::ForCurrentProcess(); | |
225 const char* switch_name = NULL; | |
226 if (is_guest) { | |
227 switch_name = use_large ? switches::kAshGuestWallpaperLarge : | |
228 switches::kAshGuestWallpaperSmall; | |
229 } else { | |
230 switch_name = use_large ? switches::kAshDefaultWallpaperLarge : | |
231 switches::kAshDefaultWallpaperSmall; | |
232 } | |
233 file_path = command_line->GetSwitchValuePath(switch_name); | |
234 | |
235 if (DefaultWallpaperIsAlreadyLoadingOrLoaded(file_path, resource_id)) { | |
236 VLOG(1) << "Default wallpaper is already loading or loaded"; | |
237 return false; | |
238 } | |
239 | |
240 CancelDefaultWallpaperLoader(); | |
241 default_wallpaper_loader_ = new WallpaperLoader( | |
242 file_path, file_layout, resource_id, resource_layout); | |
243 base::WorkerPool::PostTaskAndReply( | |
244 FROM_HERE, | |
245 base::Bind(&WallpaperLoader::LoadOnWorkerPoolThread, | |
246 default_wallpaper_loader_), | |
247 base::Bind(&DesktopBackgroundController::OnDefaultWallpaperLoadCompleted, | |
248 weak_ptr_factory_.GetWeakPtr(), | |
249 default_wallpaper_loader_), | |
250 true /* task_is_slow */); | |
251 return true; | |
252 } | |
253 | |
254 void DesktopBackgroundController::SetCustomWallpaper( | 207 void DesktopBackgroundController::SetCustomWallpaper( |
255 const gfx::ImageSkia& image, | 208 const gfx::ImageSkia& image, |
256 WallpaperLayout layout) { | 209 WallpaperLayout layout) { |
257 VLOG(1) << "SetCustomWallpaper: image_id=" | 210 VLOG(1) << "SetCustomWallpaper: image_id=" |
258 << WallpaperResizer::GetImageId(image) << " layout=" << layout; | 211 << WallpaperResizer::GetImageId(image) << " layout=" << layout; |
259 CancelDefaultWallpaperLoader(); | |
260 | 212 |
261 if (CustomWallpaperIsAlreadyLoaded(image)) { | 213 if (CustomWallpaperIsAlreadyLoaded(image)) { |
262 VLOG(1) << "Custom wallpaper is already loaded"; | 214 VLOG(1) << "Custom wallpaper is already loaded"; |
263 return; | 215 return; |
264 } | 216 } |
265 | 217 |
266 current_wallpaper_.reset(new WallpaperResizer( | 218 current_wallpaper_.reset(new WallpaperResizer( |
267 image, GetMaxDisplaySizeInNative(), layout)); | 219 image, GetMaxDisplaySizeInNative(), layout)); |
268 current_wallpaper_->StartResize(); | 220 current_wallpaper_->StartResize(); |
269 | 221 |
270 current_default_wallpaper_path_ = base::FilePath(); | |
271 current_default_wallpaper_resource_id_ = -1; | |
272 | |
273 FOR_EACH_OBSERVER(DesktopBackgroundControllerObserver, observers_, | 222 FOR_EACH_OBSERVER(DesktopBackgroundControllerObserver, observers_, |
274 OnWallpaperDataChanged()); | 223 OnWallpaperDataChanged()); |
275 SetDesktopBackgroundImageMode(); | 224 SetDesktopBackgroundImageMode(); |
276 } | 225 } |
277 | 226 |
278 void DesktopBackgroundController::CancelDefaultWallpaperLoader() { | |
279 // Set canceled flag of previous request to skip unneeded loading. | |
280 if (default_wallpaper_loader_.get()) | |
281 default_wallpaper_loader_->Cancel(); | |
282 | |
283 // Cancel reply callback for previous request. | |
284 weak_ptr_factory_.InvalidateWeakPtrs(); | |
285 } | |
286 | |
287 void DesktopBackgroundController::CreateEmptyWallpaper() { | 227 void DesktopBackgroundController::CreateEmptyWallpaper() { |
Daniel Erat
2014/03/27 01:45:50
delete this if it's not called anymore
Alexander Alekseev
2014/03/31 14:15:40
It's used by Wallpapermanager, API, DefaultDelegat
| |
288 current_wallpaper_.reset(NULL); | 228 current_wallpaper_.reset(NULL); |
289 SetDesktopBackgroundImageMode(); | 229 SetDesktopBackgroundImageMode(); |
290 } | 230 } |
291 | 231 |
292 WallpaperResolution DesktopBackgroundController::GetAppropriateResolution() { | 232 WallpaperResolution DesktopBackgroundController::GetAppropriateResolution() { |
Daniel Erat
2014/03/27 01:45:50
delete this if you don't use it
Alexander Alekseev
2014/03/31 14:15:40
It's used by Wallpapermanager (to select cached wa
| |
293 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 233 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
294 gfx::Size size = GetMaxDisplaySizeInNative(); | 234 gfx::Size size = GetMaxDisplaySizeInNative(); |
295 return (size.width() > kSmallWallpaperMaxWidth || | 235 return (size.width() > kSmallWallpaperMaxWidth || |
296 size.height() > kSmallWallpaperMaxHeight) ? | 236 size.height() > kSmallWallpaperMaxHeight) ? |
297 WALLPAPER_RESOLUTION_LARGE : WALLPAPER_RESOLUTION_SMALL; | 237 WALLPAPER_RESOLUTION_LARGE : WALLPAPER_RESOLUTION_SMALL; |
298 } | 238 } |
299 | 239 |
300 bool DesktopBackgroundController::MoveDesktopToLockedContainer() { | 240 bool DesktopBackgroundController::MoveDesktopToLockedContainer() { |
301 if (locked_) | 241 if (locked_) |
302 return false; | 242 return false; |
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321 current_wallpaper_.get()) { | 261 current_wallpaper_.get()) { |
322 timer_.Stop(); | 262 timer_.Stop(); |
323 timer_.Start(FROM_HERE, | 263 timer_.Start(FROM_HERE, |
324 base::TimeDelta::FromMilliseconds(wallpaper_reload_delay_), | 264 base::TimeDelta::FromMilliseconds(wallpaper_reload_delay_), |
325 this, | 265 this, |
326 &DesktopBackgroundController::UpdateWallpaper); | 266 &DesktopBackgroundController::UpdateWallpaper); |
327 } | 267 } |
328 } | 268 } |
329 } | 269 } |
330 | 270 |
331 bool DesktopBackgroundController::DefaultWallpaperIsAlreadyLoadingOrLoaded( | |
332 const base::FilePath& image_file, | |
333 int image_resource_id) const { | |
334 return (default_wallpaper_loader_.get() && | |
335 !default_wallpaper_loader_->IsCanceled() && | |
336 default_wallpaper_loader_->file_path() == image_file && | |
337 default_wallpaper_loader_->resource_id() == image_resource_id) || | |
338 (current_wallpaper_.get() && | |
339 current_default_wallpaper_path_ == image_file && | |
340 current_default_wallpaper_resource_id_ == image_resource_id); | |
341 } | |
342 | |
343 bool DesktopBackgroundController::CustomWallpaperIsAlreadyLoaded( | 271 bool DesktopBackgroundController::CustomWallpaperIsAlreadyLoaded( |
344 const gfx::ImageSkia& image) const { | 272 const gfx::ImageSkia& image) const { |
345 return current_wallpaper_.get() && | 273 return current_wallpaper_.get() && |
346 (WallpaperResizer::GetImageId(image) == | 274 (WallpaperResizer::GetImageId(image) == |
347 current_wallpaper_->original_image_id()); | 275 current_wallpaper_->original_image_id()); |
348 } | 276 } |
349 | 277 |
350 void DesktopBackgroundController::SetDesktopBackgroundImageMode() { | 278 void DesktopBackgroundController::SetDesktopBackgroundImageMode() { |
351 desktop_background_mode_ = BACKGROUND_IMAGE; | 279 desktop_background_mode_ = BACKGROUND_IMAGE; |
352 InstallDesktopControllerForAllWindows(); | 280 InstallDesktopControllerForAllWindows(); |
353 } | 281 } |
354 | 282 |
355 void DesktopBackgroundController::OnDefaultWallpaperLoadCompleted( | |
356 scoped_refptr<WallpaperLoader> loader) { | |
357 VLOG(1) << "OnDefaultWallpaperLoadCompleted"; | |
358 current_wallpaper_.reset(loader->ReleaseWallpaperResizer()); | |
359 current_wallpaper_->StartResize(); | |
360 current_default_wallpaper_path_ = loader->file_path(); | |
361 current_default_wallpaper_resource_id_ = loader->resource_id(); | |
362 FOR_EACH_OBSERVER(DesktopBackgroundControllerObserver, observers_, | |
363 OnWallpaperDataChanged()); | |
364 | |
365 SetDesktopBackgroundImageMode(); | |
366 | |
367 DCHECK(loader.get() == default_wallpaper_loader_.get()); | |
368 default_wallpaper_loader_ = NULL; | |
369 } | |
370 | |
371 void DesktopBackgroundController::InstallDesktopController( | 283 void DesktopBackgroundController::InstallDesktopController( |
372 aura::Window* root_window) { | 284 aura::Window* root_window) { |
373 internal::DesktopBackgroundWidgetController* component = NULL; | 285 internal::DesktopBackgroundWidgetController* component = NULL; |
374 int container_id = GetBackgroundContainerId(locked_); | 286 int container_id = GetBackgroundContainerId(locked_); |
375 | 287 |
376 switch (desktop_background_mode_) { | 288 switch (desktop_background_mode_) { |
377 case BACKGROUND_IMAGE: { | 289 case BACKGROUND_IMAGE: { |
378 views::Widget* widget = internal::CreateDesktopBackground(root_window, | 290 views::Widget* widget = internal::CreateDesktopBackground(root_window, |
379 container_id); | 291 container_id); |
380 component = new internal::DesktopBackgroundWidgetController(widget); | 292 component = new internal::DesktopBackgroundWidgetController(widget); |
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438 return moved; | 350 return moved; |
439 } | 351 } |
440 | 352 |
441 int DesktopBackgroundController::GetBackgroundContainerId(bool locked) { | 353 int DesktopBackgroundController::GetBackgroundContainerId(bool locked) { |
442 return locked ? internal::kShellWindowId_LockScreenBackgroundContainer : | 354 return locked ? internal::kShellWindowId_LockScreenBackgroundContainer : |
443 internal::kShellWindowId_DesktopBackgroundContainer; | 355 internal::kShellWindowId_DesktopBackgroundContainer; |
444 } | 356 } |
445 | 357 |
446 void DesktopBackgroundController::UpdateWallpaper() { | 358 void DesktopBackgroundController::UpdateWallpaper() { |
447 current_wallpaper_.reset(NULL); | 359 current_wallpaper_.reset(NULL); |
448 current_default_wallpaper_path_ = base::FilePath(); | |
449 current_default_wallpaper_resource_id_ = -1; | |
450 ash::Shell::GetInstance()->user_wallpaper_delegate()-> | 360 ash::Shell::GetInstance()->user_wallpaper_delegate()-> |
451 UpdateWallpaper(true /* clear cache */); | 361 UpdateWallpaper(true /* clear cache */); |
452 } | 362 } |
453 | 363 |
454 // static | 364 // static |
455 gfx::Size DesktopBackgroundController::GetMaxDisplaySizeInNative() { | 365 gfx::Size DesktopBackgroundController::GetMaxDisplaySizeInNative() { |
456 int width = 0; | 366 int width = 0; |
457 int height = 0; | 367 int height = 0; |
458 std::vector<gfx::Display> displays = Shell::GetScreen()->GetAllDisplays(); | 368 std::vector<gfx::Display> displays = Shell::GetScreen()->GetAllDisplays(); |
459 internal::DisplayManager* display_manager = | 369 internal::DisplayManager* display_manager = |
460 Shell::GetInstance()->display_manager(); | 370 Shell::GetInstance()->display_manager(); |
461 | 371 |
462 for (std::vector<gfx::Display>::iterator iter = displays.begin(); | 372 for (std::vector<gfx::Display>::iterator iter = displays.begin(); |
463 iter != displays.end(); ++iter) { | 373 iter != displays.end(); ++iter) { |
464 // Don't use size_in_pixel because we want to use the native pixel size. | 374 // Don't use size_in_pixel because we want to use the native pixel size. |
465 gfx::Size size_in_pixel = | 375 gfx::Size size_in_pixel = |
466 display_manager->GetDisplayInfo(iter->id()).bounds_in_native().size(); | 376 display_manager->GetDisplayInfo(iter->id()).bounds_in_native().size(); |
467 if (iter->rotation() == gfx::Display::ROTATE_90 || | 377 if (iter->rotation() == gfx::Display::ROTATE_90 || |
468 iter->rotation() == gfx::Display::ROTATE_270) { | 378 iter->rotation() == gfx::Display::ROTATE_270) { |
469 size_in_pixel = gfx::Size(size_in_pixel.height(), size_in_pixel.width()); | 379 size_in_pixel = gfx::Size(size_in_pixel.height(), size_in_pixel.width()); |
470 } | 380 } |
471 width = std::max(size_in_pixel.width(), width); | 381 width = std::max(size_in_pixel.width(), width); |
472 height = std::max(size_in_pixel.height(), height); | 382 height = std::max(size_in_pixel.height(), height); |
473 } | 383 } |
474 return gfx::Size(width, height); | 384 return gfx::Size(width, height); |
475 } | 385 } |
476 | 386 |
477 } // namespace ash | 387 } // namespace ash |
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