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| 1 // Copyright 2014 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 "services/view_manager/view_manager_service_impl.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/stl_util.h" | |
| 9 #include "base/trace_event/trace_event.h" | |
| 10 #include "mojo/converters/geometry/geometry_type_converters.h" | |
| 11 #include "mojo/converters/input_events/input_events_type_converters.h" | |
| 12 #include "mojo/converters/surfaces/surfaces_type_converters.h" | |
| 13 #include "mojo/services/window_manager/interfaces/window_manager_internal.mojom.
h" | |
| 14 #include "services/view_manager/connection_manager.h" | |
| 15 #include "services/view_manager/default_access_policy.h" | |
| 16 #include "services/view_manager/display_manager.h" | |
| 17 #include "services/view_manager/server_view.h" | |
| 18 #include "services/view_manager/window_manager_access_policy.h" | |
| 19 | |
| 20 using mojo::Array; | |
| 21 using mojo::Callback; | |
| 22 using mojo::Id; | |
| 23 using mojo::InterfaceRequest; | |
| 24 using mojo::OrderDirection; | |
| 25 using mojo::ServiceProvider; | |
| 26 using mojo::ServiceProviderPtr; | |
| 27 using mojo::String; | |
| 28 using mojo::ViewDataPtr; | |
| 29 | |
| 30 namespace view_manager { | |
| 31 | |
| 32 ViewManagerServiceImpl::ViewManagerServiceImpl( | |
| 33 ConnectionManager* connection_manager, | |
| 34 mojo::ConnectionSpecificId creator_id, | |
| 35 const std::string& creator_url, | |
| 36 const std::string& url, | |
| 37 const ViewId& root_id) | |
| 38 : connection_manager_(connection_manager), | |
| 39 id_(connection_manager_->GetAndAdvanceNextConnectionId()), | |
| 40 url_(url), | |
| 41 creator_id_(creator_id), | |
| 42 creator_url_(creator_url), | |
| 43 client_(nullptr) { | |
| 44 CHECK(GetView(root_id)); | |
| 45 root_.reset(new ViewId(root_id)); | |
| 46 if (root_id == RootViewId()) | |
| 47 access_policy_.reset(new WindowManagerAccessPolicy(id_, this)); | |
| 48 else | |
| 49 access_policy_.reset(new DefaultAccessPolicy(id_, this)); | |
| 50 } | |
| 51 | |
| 52 ViewManagerServiceImpl::~ViewManagerServiceImpl() { | |
| 53 DestroyViews(); | |
| 54 } | |
| 55 | |
| 56 void ViewManagerServiceImpl::Init(mojo::ViewManagerClient* client, | |
| 57 mojo::ViewManagerServicePtr service_ptr, | |
| 58 InterfaceRequest<ServiceProvider> services, | |
| 59 ServiceProviderPtr exposed_services) { | |
| 60 TRACE_EVENT0("view_manager", __func__); | |
| 61 DCHECK(!client_); | |
| 62 client_ = client; | |
| 63 std::vector<const ServerView*> to_send; | |
| 64 if (root_.get()) | |
| 65 GetUnknownViewsFrom(GetView(*root_), &to_send); | |
| 66 | |
| 67 mojo::MessagePipe pipe; | |
| 68 connection_manager_->wm_internal()->CreateWindowManagerForViewManagerClient( | |
| 69 id_, pipe.handle1.Pass()); | |
| 70 client->OnEmbed(id_, creator_url_, ViewToViewData(to_send.front()), | |
| 71 service_ptr.Pass(), services.Pass(), exposed_services.Pass(), | |
| 72 pipe.handle0.Pass()); | |
| 73 } | |
| 74 | |
| 75 const ServerView* ViewManagerServiceImpl::GetView(const ViewId& id) const { | |
| 76 TRACE_EVENT0("view_manager", __func__); | |
| 77 if (id_ == id.connection_id) { | |
| 78 ViewMap::const_iterator i = view_map_.find(id.view_id); | |
| 79 return i == view_map_.end() ? NULL : i->second; | |
| 80 } | |
| 81 return connection_manager_->GetView(id); | |
| 82 } | |
| 83 | |
| 84 bool ViewManagerServiceImpl::IsRoot(const ViewId& id) const { | |
| 85 return root_.get() && *root_ == id; | |
| 86 } | |
| 87 | |
| 88 void ViewManagerServiceImpl::OnWillDestroyViewManagerServiceImpl( | |
| 89 ViewManagerServiceImpl* connection) { | |
| 90 if (creator_id_ == connection->id()) | |
| 91 creator_id_ = kInvalidConnectionId; | |
| 92 if (connection->root_ && connection->root_->connection_id == id_ && | |
| 93 view_map_.count(connection->root_->view_id) > 0) { | |
| 94 client()->OnEmbeddedAppDisconnected( | |
| 95 ViewIdToTransportId(*connection->root_)); | |
| 96 } | |
| 97 if (root_.get() && root_->connection_id == connection->id()) | |
| 98 root_.reset(); | |
| 99 } | |
| 100 | |
| 101 mojo::ErrorCode ViewManagerServiceImpl::CreateView(const ViewId& view_id) { | |
| 102 if (view_id.connection_id != id_) | |
| 103 return mojo::ErrorCode::ILLEGAL_ARGUMENT; | |
| 104 if (view_map_.find(view_id.view_id) != view_map_.end()) | |
| 105 return mojo::ErrorCode::VALUE_IN_USE; | |
| 106 view_map_[view_id.view_id] = connection_manager_->CreateServerView(view_id); | |
| 107 known_views_.insert(ViewIdToTransportId(view_id)); | |
| 108 return mojo::ErrorCode::NONE; | |
| 109 } | |
| 110 | |
| 111 bool ViewManagerServiceImpl::AddView(const ViewId& parent_id, | |
| 112 const ViewId& child_id) { | |
| 113 ServerView* parent = GetView(parent_id); | |
| 114 ServerView* child = GetView(child_id); | |
| 115 if (parent && child && child->parent() != parent && | |
| 116 !child->Contains(parent) && access_policy_->CanAddView(parent, child)) { | |
| 117 ConnectionManager::ScopedChange change(this, connection_manager_, false); | |
| 118 parent->Add(child); | |
| 119 return true; | |
| 120 } | |
| 121 return false; | |
| 122 } | |
| 123 | |
| 124 std::vector<const ServerView*> ViewManagerServiceImpl::GetViewTree( | |
| 125 const ViewId& view_id) const { | |
| 126 const ServerView* view = GetView(view_id); | |
| 127 std::vector<const ServerView*> views; | |
| 128 if (view) | |
| 129 GetViewTreeImpl(view, &views); | |
| 130 return views; | |
| 131 } | |
| 132 | |
| 133 bool ViewManagerServiceImpl::SetViewVisibility(const ViewId& view_id, | |
| 134 bool visible) { | |
| 135 ServerView* view = GetView(view_id); | |
| 136 if (!view || view->visible() == visible || | |
| 137 !access_policy_->CanChangeViewVisibility(view)) { | |
| 138 return false; | |
| 139 } | |
| 140 ConnectionManager::ScopedChange change(this, connection_manager_, false); | |
| 141 view->SetVisible(visible); | |
| 142 return true; | |
| 143 } | |
| 144 | |
| 145 bool ViewManagerServiceImpl::EmbedUrl( | |
| 146 const std::string& url, | |
| 147 const ViewId& view_id, | |
| 148 InterfaceRequest<ServiceProvider> services, | |
| 149 ServiceProviderPtr exposed_services) { | |
| 150 TRACE_EVENT0("view_manager", __func__); | |
| 151 if (!PrepareForEmbed(view_id)) | |
| 152 return false; | |
| 153 connection_manager_->EmbedAtView(id_, url, view_id, services.Pass(), | |
| 154 exposed_services.Pass()); | |
| 155 return true; | |
| 156 } | |
| 157 | |
| 158 bool ViewManagerServiceImpl::Embed(const ViewId& view_id, | |
| 159 mojo::ViewManagerClientPtr client) { | |
| 160 TRACE_EVENT0("view_manager", __func__); | |
| 161 if (!client.get() || !PrepareForEmbed(view_id)) | |
| 162 return false; | |
| 163 connection_manager_->EmbedAtView(id_, view_id, client.Pass()); | |
| 164 return true; | |
| 165 } | |
| 166 | |
| 167 void ViewManagerServiceImpl::ProcessViewBoundsChanged( | |
| 168 const ServerView* view, | |
| 169 const gfx::Rect& old_bounds, | |
| 170 const gfx::Rect& new_bounds, | |
| 171 bool originated_change) { | |
| 172 if (originated_change || !IsViewKnown(view)) | |
| 173 return; | |
| 174 client()->OnViewBoundsChanged(ViewIdToTransportId(view->id()), | |
| 175 mojo::Rect::From(old_bounds), | |
| 176 mojo::Rect::From(new_bounds)); | |
| 177 } | |
| 178 | |
| 179 void ViewManagerServiceImpl::ProcessViewportMetricsChanged( | |
| 180 const mojo::ViewportMetrics& old_metrics, | |
| 181 const mojo::ViewportMetrics& new_metrics, | |
| 182 bool originated_change) { | |
| 183 client()->OnViewViewportMetricsChanged(old_metrics.Clone(), | |
| 184 new_metrics.Clone()); | |
| 185 } | |
| 186 | |
| 187 void ViewManagerServiceImpl::ProcessWillChangeViewHierarchy( | |
| 188 const ServerView* view, | |
| 189 const ServerView* new_parent, | |
| 190 const ServerView* old_parent, | |
| 191 bool originated_change) { | |
| 192 if (originated_change) | |
| 193 return; | |
| 194 | |
| 195 const bool old_drawn = view->IsDrawn(connection_manager_->root()); | |
| 196 const bool new_drawn = view->visible() && new_parent && | |
| 197 new_parent->IsDrawn(connection_manager_->root()); | |
| 198 if (old_drawn == new_drawn) | |
| 199 return; | |
| 200 | |
| 201 NotifyDrawnStateChanged(view, new_drawn); | |
| 202 } | |
| 203 | |
| 204 void ViewManagerServiceImpl::ProcessViewPropertyChanged( | |
| 205 const ServerView* view, | |
| 206 const std::string& name, | |
| 207 const std::vector<uint8_t>* new_data, | |
| 208 bool originated_change) { | |
| 209 if (originated_change) | |
| 210 return; | |
| 211 | |
| 212 Array<uint8_t> data; | |
| 213 if (new_data) | |
| 214 data = Array<uint8_t>::From(*new_data); | |
| 215 | |
| 216 client()->OnViewSharedPropertyChanged(ViewIdToTransportId(view->id()), | |
| 217 String(name), data.Pass()); | |
| 218 } | |
| 219 | |
| 220 void ViewManagerServiceImpl::ProcessViewHierarchyChanged( | |
| 221 const ServerView* view, | |
| 222 const ServerView* new_parent, | |
| 223 const ServerView* old_parent, | |
| 224 bool originated_change) { | |
| 225 if (originated_change && !IsViewKnown(view) && new_parent && | |
| 226 IsViewKnown(new_parent)) { | |
| 227 std::vector<const ServerView*> unused; | |
| 228 GetUnknownViewsFrom(view, &unused); | |
| 229 } | |
| 230 if (originated_change || connection_manager_->is_processing_delete_view() || | |
| 231 connection_manager_->DidConnectionMessageClient(id_)) { | |
| 232 return; | |
| 233 } | |
| 234 | |
| 235 if (!access_policy_->ShouldNotifyOnHierarchyChange(view, &new_parent, | |
| 236 &old_parent)) { | |
| 237 return; | |
| 238 } | |
| 239 // Inform the client of any new views and update the set of views we know | |
| 240 // about. | |
| 241 std::vector<const ServerView*> to_send; | |
| 242 if (!IsViewKnown(view)) | |
| 243 GetUnknownViewsFrom(view, &to_send); | |
| 244 const ViewId new_parent_id(new_parent ? new_parent->id() : ViewId()); | |
| 245 const ViewId old_parent_id(old_parent ? old_parent->id() : ViewId()); | |
| 246 client()->OnViewHierarchyChanged( | |
| 247 ViewIdToTransportId(view->id()), ViewIdToTransportId(new_parent_id), | |
| 248 ViewIdToTransportId(old_parent_id), ViewsToViewDatas(to_send)); | |
| 249 connection_manager_->OnConnectionMessagedClient(id_); | |
| 250 } | |
| 251 | |
| 252 void ViewManagerServiceImpl::ProcessViewReorder(const ServerView* view, | |
| 253 const ServerView* relative_view, | |
| 254 OrderDirection direction, | |
| 255 bool originated_change) { | |
| 256 if (originated_change || !IsViewKnown(view) || !IsViewKnown(relative_view)) | |
| 257 return; | |
| 258 | |
| 259 client()->OnViewReordered(ViewIdToTransportId(view->id()), | |
| 260 ViewIdToTransportId(relative_view->id()), | |
| 261 direction); | |
| 262 } | |
| 263 | |
| 264 void ViewManagerServiceImpl::ProcessViewDeleted(const ViewId& view, | |
| 265 bool originated_change) { | |
| 266 if (view.connection_id == id_) | |
| 267 view_map_.erase(view.view_id); | |
| 268 | |
| 269 const bool in_known = known_views_.erase(ViewIdToTransportId(view)) > 0; | |
| 270 | |
| 271 if (IsRoot(view)) | |
| 272 root_.reset(); | |
| 273 | |
| 274 if (originated_change) | |
| 275 return; | |
| 276 | |
| 277 if (in_known) { | |
| 278 client()->OnViewDeleted(ViewIdToTransportId(view)); | |
| 279 connection_manager_->OnConnectionMessagedClient(id_); | |
| 280 } | |
| 281 } | |
| 282 | |
| 283 void ViewManagerServiceImpl::ProcessWillChangeViewVisibility( | |
| 284 const ServerView* view, | |
| 285 bool originated_change) { | |
| 286 if (originated_change) | |
| 287 return; | |
| 288 | |
| 289 if (IsViewKnown(view)) { | |
| 290 client()->OnViewVisibilityChanged(ViewIdToTransportId(view->id()), | |
| 291 !view->visible()); | |
| 292 return; | |
| 293 } | |
| 294 | |
| 295 bool view_target_drawn_state; | |
| 296 if (view->visible()) { | |
| 297 // View is being hidden, won't be drawn. | |
| 298 view_target_drawn_state = false; | |
| 299 } else { | |
| 300 // View is being shown. View will be drawn if its parent is drawn. | |
| 301 view_target_drawn_state = | |
| 302 view->parent() && view->parent()->IsDrawn(connection_manager_->root()); | |
| 303 } | |
| 304 | |
| 305 NotifyDrawnStateChanged(view, view_target_drawn_state); | |
| 306 } | |
| 307 | |
| 308 bool ViewManagerServiceImpl::IsViewKnown(const ServerView* view) const { | |
| 309 return known_views_.count(ViewIdToTransportId(view->id())) > 0; | |
| 310 } | |
| 311 | |
| 312 bool ViewManagerServiceImpl::CanReorderView(const ServerView* view, | |
| 313 const ServerView* relative_view, | |
| 314 OrderDirection direction) const { | |
| 315 if (!view || !relative_view) | |
| 316 return false; | |
| 317 | |
| 318 if (!view->parent() || view->parent() != relative_view->parent()) | |
| 319 return false; | |
| 320 | |
| 321 if (!access_policy_->CanReorderView(view, relative_view, direction)) | |
| 322 return false; | |
| 323 | |
| 324 std::vector<const ServerView*> children = view->parent()->GetChildren(); | |
| 325 const size_t child_i = | |
| 326 std::find(children.begin(), children.end(), view) - children.begin(); | |
| 327 const size_t target_i = | |
| 328 std::find(children.begin(), children.end(), relative_view) - | |
| 329 children.begin(); | |
| 330 if ((direction == mojo::OrderDirection::ABOVE && child_i == target_i + 1) || | |
| 331 (direction == mojo::OrderDirection::BELOW && child_i + 1 == target_i)) { | |
| 332 return false; | |
| 333 } | |
| 334 | |
| 335 return true; | |
| 336 } | |
| 337 | |
| 338 bool ViewManagerServiceImpl::DeleteViewImpl(ViewManagerServiceImpl* source, | |
| 339 ServerView* view) { | |
| 340 DCHECK(view); | |
| 341 DCHECK_EQ(view->id().connection_id, id_); | |
| 342 ConnectionManager::ScopedChange change(source, connection_manager_, true); | |
| 343 delete view; | |
| 344 return true; | |
| 345 } | |
| 346 | |
| 347 void ViewManagerServiceImpl::GetUnknownViewsFrom( | |
| 348 const ServerView* view, | |
| 349 std::vector<const ServerView*>* views) { | |
| 350 if (IsViewKnown(view) || !access_policy_->CanGetViewTree(view)) | |
| 351 return; | |
| 352 views->push_back(view); | |
| 353 known_views_.insert(ViewIdToTransportId(view->id())); | |
| 354 if (!access_policy_->CanDescendIntoViewForViewTree(view)) | |
| 355 return; | |
| 356 std::vector<const ServerView*> children(view->GetChildren()); | |
| 357 for (size_t i = 0; i < children.size(); ++i) | |
| 358 GetUnknownViewsFrom(children[i], views); | |
| 359 } | |
| 360 | |
| 361 void ViewManagerServiceImpl::RemoveFromKnown( | |
| 362 const ServerView* view, | |
| 363 std::vector<ServerView*>* local_views) { | |
| 364 if (view->id().connection_id == id_) { | |
| 365 if (local_views) | |
| 366 local_views->push_back(GetView(view->id())); | |
| 367 return; | |
| 368 } | |
| 369 known_views_.erase(ViewIdToTransportId(view->id())); | |
| 370 std::vector<const ServerView*> children = view->GetChildren(); | |
| 371 for (size_t i = 0; i < children.size(); ++i) | |
| 372 RemoveFromKnown(children[i], local_views); | |
| 373 } | |
| 374 | |
| 375 void ViewManagerServiceImpl::RemoveRoot() { | |
| 376 CHECK(root_.get()); | |
| 377 const ViewId root_id(*root_); | |
| 378 root_.reset(); | |
| 379 // No need to do anything if we created the view. | |
| 380 if (root_id.connection_id == id_) | |
| 381 return; | |
| 382 | |
| 383 client()->OnViewDeleted(ViewIdToTransportId(root_id)); | |
| 384 connection_manager_->OnConnectionMessagedClient(id_); | |
| 385 | |
| 386 // This connection no longer knows about the view. Unparent any views that | |
| 387 // were parented to views in the root. | |
| 388 std::vector<ServerView*> local_views; | |
| 389 RemoveFromKnown(GetView(root_id), &local_views); | |
| 390 for (size_t i = 0; i < local_views.size(); ++i) | |
| 391 local_views[i]->parent()->Remove(local_views[i]); | |
| 392 } | |
| 393 | |
| 394 void ViewManagerServiceImpl::RemoveChildrenAsPartOfEmbed( | |
| 395 const ViewId& view_id) { | |
| 396 ServerView* view = GetView(view_id); | |
| 397 CHECK(view); | |
| 398 CHECK(view->id().connection_id == view_id.connection_id); | |
| 399 std::vector<ServerView*> children = view->GetChildren(); | |
| 400 for (size_t i = 0; i < children.size(); ++i) | |
| 401 view->Remove(children[i]); | |
| 402 } | |
| 403 | |
| 404 Array<ViewDataPtr> ViewManagerServiceImpl::ViewsToViewDatas( | |
| 405 const std::vector<const ServerView*>& views) { | |
| 406 auto array = Array<ViewDataPtr>::New(views.size()); | |
| 407 for (size_t i = 0; i < views.size(); ++i) | |
| 408 array[i] = ViewToViewData(views[i]).Pass(); | |
| 409 return array; | |
| 410 } | |
| 411 | |
| 412 ViewDataPtr ViewManagerServiceImpl::ViewToViewData(const ServerView* view) { | |
| 413 DCHECK(IsViewKnown(view)); | |
| 414 const ServerView* parent = view->parent(); | |
| 415 // If the parent isn't known, it means the parent is not visible to us (not | |
| 416 // in roots), and should not be sent over. | |
| 417 if (parent && !IsViewKnown(parent)) | |
| 418 parent = NULL; | |
| 419 ViewDataPtr view_data(mojo::ViewData::New()); | |
| 420 view_data->parent_id = ViewIdToTransportId(parent ? parent->id() : ViewId()); | |
| 421 view_data->view_id = ViewIdToTransportId(view->id()); | |
| 422 view_data->bounds = mojo::Rect::From(view->bounds()); | |
| 423 view_data->properties = | |
| 424 mojo::Map<String, Array<uint8_t>>::From(view->properties()); | |
| 425 view_data->visible = view->visible(); | |
| 426 view_data->drawn = view->IsDrawn(connection_manager_->root()); | |
| 427 view_data->viewport_metrics = | |
| 428 connection_manager_->display_manager()->GetViewportMetrics().Clone(); | |
| 429 return view_data; | |
| 430 } | |
| 431 | |
| 432 void ViewManagerServiceImpl::GetViewTreeImpl( | |
| 433 const ServerView* view, | |
| 434 std::vector<const ServerView*>* views) const { | |
| 435 DCHECK(view); | |
| 436 | |
| 437 if (!access_policy_->CanGetViewTree(view)) | |
| 438 return; | |
| 439 | |
| 440 views->push_back(view); | |
| 441 | |
| 442 if (!access_policy_->CanDescendIntoViewForViewTree(view)) | |
| 443 return; | |
| 444 | |
| 445 std::vector<const ServerView*> children(view->GetChildren()); | |
| 446 for (size_t i = 0; i < children.size(); ++i) | |
| 447 GetViewTreeImpl(children[i], views); | |
| 448 } | |
| 449 | |
| 450 void ViewManagerServiceImpl::NotifyDrawnStateChanged(const ServerView* view, | |
| 451 bool new_drawn_value) { | |
| 452 // Even though we don't know about view, it may be an ancestor of our root, in | |
| 453 // which case the change may effect our roots drawn state. | |
| 454 if (!root_.get()) | |
| 455 return; | |
| 456 | |
| 457 const ServerView* root = GetView(*root_); | |
| 458 DCHECK(root); | |
| 459 if (view->Contains(root) && | |
| 460 (new_drawn_value != root->IsDrawn(connection_manager_->root()))) { | |
| 461 client()->OnViewDrawnStateChanged(ViewIdToTransportId(root->id()), | |
| 462 new_drawn_value); | |
| 463 } | |
| 464 } | |
| 465 | |
| 466 void ViewManagerServiceImpl::DestroyViews() { | |
| 467 if (!view_map_.empty()) { | |
| 468 ConnectionManager::ScopedChange change(this, connection_manager_, true); | |
| 469 // If we get here from the destructor we're not going to get | |
| 470 // ProcessViewDeleted(). Copy the map and delete from the copy so that we | |
| 471 // don't have to worry about whether |view_map_| changes or not. | |
| 472 ViewMap view_map_copy; | |
| 473 view_map_.swap(view_map_copy); | |
| 474 STLDeleteValues(&view_map_copy); | |
| 475 } | |
| 476 } | |
| 477 | |
| 478 bool ViewManagerServiceImpl::PrepareForEmbed(const ViewId& view_id) { | |
| 479 const ServerView* view = GetView(view_id); | |
| 480 if (!view || !access_policy_->CanEmbed(view)) | |
| 481 return false; | |
| 482 | |
| 483 // Only allow a node to be the root for one connection. | |
| 484 ViewManagerServiceImpl* existing_owner = | |
| 485 connection_manager_->GetConnectionWithRoot(view_id); | |
| 486 | |
| 487 ConnectionManager::ScopedChange change(this, connection_manager_, true); | |
| 488 RemoveChildrenAsPartOfEmbed(view_id); | |
| 489 if (existing_owner) { | |
| 490 // Never message the originating connection. | |
| 491 connection_manager_->OnConnectionMessagedClient(id_); | |
| 492 existing_owner->RemoveRoot(); | |
| 493 } | |
| 494 return true; | |
| 495 } | |
| 496 | |
| 497 void ViewManagerServiceImpl::CreateView( | |
| 498 Id transport_view_id, | |
| 499 const Callback<void(mojo::ErrorCode)>& callback) { | |
| 500 callback.Run(CreateView(ViewIdFromTransportId(transport_view_id))); | |
| 501 } | |
| 502 | |
| 503 void ViewManagerServiceImpl::DeleteView(Id transport_view_id, | |
| 504 const Callback<void(bool)>& callback) { | |
| 505 ServerView* view = GetView(ViewIdFromTransportId(transport_view_id)); | |
| 506 bool success = false; | |
| 507 if (view && access_policy_->CanDeleteView(view)) { | |
| 508 ViewManagerServiceImpl* connection = | |
| 509 connection_manager_->GetConnection(view->id().connection_id); | |
| 510 success = connection && connection->DeleteViewImpl(this, view); | |
| 511 } | |
| 512 callback.Run(success); | |
| 513 } | |
| 514 | |
| 515 void ViewManagerServiceImpl::AddView(Id parent_id, | |
| 516 Id child_id, | |
| 517 const Callback<void(bool)>& callback) { | |
| 518 callback.Run(AddView(ViewIdFromTransportId(parent_id), | |
| 519 ViewIdFromTransportId(child_id))); | |
| 520 } | |
| 521 | |
| 522 void ViewManagerServiceImpl::RemoveViewFromParent( | |
| 523 Id view_id, | |
| 524 const Callback<void(bool)>& callback) { | |
| 525 bool success = false; | |
| 526 ServerView* view = GetView(ViewIdFromTransportId(view_id)); | |
| 527 if (view && view->parent() && access_policy_->CanRemoveViewFromParent(view)) { | |
| 528 success = true; | |
| 529 ConnectionManager::ScopedChange change(this, connection_manager_, false); | |
| 530 view->parent()->Remove(view); | |
| 531 } | |
| 532 callback.Run(success); | |
| 533 } | |
| 534 | |
| 535 void ViewManagerServiceImpl::ReorderView(Id view_id, | |
| 536 Id relative_view_id, | |
| 537 OrderDirection direction, | |
| 538 const Callback<void(bool)>& callback) { | |
| 539 bool success = false; | |
| 540 ServerView* view = GetView(ViewIdFromTransportId(view_id)); | |
| 541 ServerView* relative_view = GetView(ViewIdFromTransportId(relative_view_id)); | |
| 542 if (CanReorderView(view, relative_view, direction)) { | |
| 543 success = true; | |
| 544 ConnectionManager::ScopedChange change(this, connection_manager_, false); | |
| 545 view->parent()->Reorder(view, relative_view, direction); | |
| 546 connection_manager_->ProcessViewReorder(view, relative_view, direction); | |
| 547 } | |
| 548 callback.Run(success); | |
| 549 } | |
| 550 | |
| 551 void ViewManagerServiceImpl::GetViewTree( | |
| 552 Id view_id, | |
| 553 const Callback<void(Array<ViewDataPtr>)>& callback) { | |
| 554 std::vector<const ServerView*> views( | |
| 555 GetViewTree(ViewIdFromTransportId(view_id))); | |
| 556 callback.Run(ViewsToViewDatas(views)); | |
| 557 } | |
| 558 | |
| 559 void ViewManagerServiceImpl::SetViewSurfaceId( | |
| 560 Id view_id, | |
| 561 mojo::SurfaceIdPtr surface_id, | |
| 562 const Callback<void(bool)>& callback) { | |
| 563 // TODO(sky): add coverage of not being able to set for random node. | |
| 564 ServerView* view = GetView(ViewIdFromTransportId(view_id)); | |
| 565 if (!view || !access_policy_->CanSetViewSurfaceId(view)) { | |
| 566 callback.Run(false); | |
| 567 return; | |
| 568 } | |
| 569 view->SetSurfaceId(surface_id.To<cc::SurfaceId>()); | |
| 570 callback.Run(true); | |
| 571 } | |
| 572 | |
| 573 void ViewManagerServiceImpl::SetViewBounds( | |
| 574 Id view_id, | |
| 575 mojo::RectPtr bounds, | |
| 576 const Callback<void(bool)>& callback) { | |
| 577 ServerView* view = GetView(ViewIdFromTransportId(view_id)); | |
| 578 const bool success = view && access_policy_->CanSetViewBounds(view); | |
| 579 if (success) { | |
| 580 ConnectionManager::ScopedChange change(this, connection_manager_, false); | |
| 581 view->SetBounds(bounds.To<gfx::Rect>()); | |
| 582 } | |
| 583 callback.Run(success); | |
| 584 } | |
| 585 | |
| 586 void ViewManagerServiceImpl::SetViewVisibility( | |
| 587 Id transport_view_id, | |
| 588 bool visible, | |
| 589 const Callback<void(bool)>& callback) { | |
| 590 callback.Run( | |
| 591 SetViewVisibility(ViewIdFromTransportId(transport_view_id), visible)); | |
| 592 } | |
| 593 | |
| 594 void ViewManagerServiceImpl::SetViewProperty( | |
| 595 uint32_t view_id, | |
| 596 const mojo::String& name, | |
| 597 mojo::Array<uint8_t> value, | |
| 598 const mojo::Callback<void(bool)>& callback) { | |
| 599 ServerView* view = GetView(ViewIdFromTransportId(view_id)); | |
| 600 const bool success = view && access_policy_->CanSetViewProperties(view); | |
| 601 if (success) { | |
| 602 ConnectionManager::ScopedChange change(this, connection_manager_, false); | |
| 603 | |
| 604 if (value.is_null()) { | |
| 605 view->SetProperty(name, nullptr); | |
| 606 } else { | |
| 607 std::vector<uint8_t> data = value.To<std::vector<uint8_t>>(); | |
| 608 view->SetProperty(name, &data); | |
| 609 } | |
| 610 } | |
| 611 callback.Run(success); | |
| 612 } | |
| 613 | |
| 614 void ViewManagerServiceImpl::EmbedUrl( | |
| 615 const String& url, | |
| 616 Id transport_view_id, | |
| 617 InterfaceRequest<ServiceProvider> services, | |
| 618 ServiceProviderPtr exposed_services, | |
| 619 const Callback<void(bool)>& callback) { | |
| 620 callback.Run(EmbedUrl(url.To<std::string>(), | |
| 621 ViewIdFromTransportId(transport_view_id), | |
| 622 services.Pass(), exposed_services.Pass())); | |
| 623 } | |
| 624 | |
| 625 void ViewManagerServiceImpl::Embed(mojo::Id transport_view_id, | |
| 626 mojo::ViewManagerClientPtr client, | |
| 627 const mojo::Callback<void(bool)>& callback) { | |
| 628 callback.Run(Embed(ViewIdFromTransportId(transport_view_id), client.Pass())); | |
| 629 } | |
| 630 | |
| 631 void ViewManagerServiceImpl::PerformAction( | |
| 632 mojo::Id transport_view_id, | |
| 633 const mojo::String& action, | |
| 634 const mojo::Callback<void(bool)>& callback) { | |
| 635 TRACE_EVENT0("view_manager", __func__); | |
| 636 connection_manager_->GetWindowManagerViewManagerClient()->OnPerformAction( | |
| 637 transport_view_id, action, callback); | |
| 638 } | |
| 639 | |
| 640 bool ViewManagerServiceImpl::IsRootForAccessPolicy(const ViewId& id) const { | |
| 641 return IsRoot(id); | |
| 642 } | |
| 643 | |
| 644 bool ViewManagerServiceImpl::IsViewKnownForAccessPolicy( | |
| 645 const ServerView* view) const { | |
| 646 return IsViewKnown(view); | |
| 647 } | |
| 648 | |
| 649 bool ViewManagerServiceImpl::IsViewRootOfAnotherConnectionForAccessPolicy( | |
| 650 const ServerView* view) const { | |
| 651 ViewManagerServiceImpl* connection = | |
| 652 connection_manager_->GetConnectionWithRoot(view->id()); | |
| 653 return connection && connection != this; | |
| 654 } | |
| 655 | |
| 656 } // namespace view_manager | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1531403003:
Delete the ViewManager and WindowManager services. (Closed)
Base URL: git@github.com:domokit/mojo.git@moz-3