| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "content/browser/android/ui_resource_provider_impl.h" |
| |
| #include "cc/resources/ui_resource_client.h" |
| #include "cc/trees/layer_tree_host.h" |
| #include "content/public/browser/android/ui_resource_client_android.h" |
| |
| namespace content { |
| |
| UIResourceProviderImpl::UIResourceProviderImpl() : host_(NULL) { |
| } |
| |
| UIResourceProviderImpl::~UIResourceProviderImpl() { |
| SetLayerTreeHost(NULL); |
| } |
| |
| void UIResourceProviderImpl::SetLayerTreeHost(cc::LayerTreeHost* host) { |
| if (host_ == host) |
| return; |
| host_ = host; |
| UIResourcesAreInvalid(); |
| } |
| |
| void UIResourceProviderImpl::UIResourcesAreInvalid() { |
| UIResourceClientMap client_map = ui_resource_client_map_; |
| ui_resource_client_map_.clear(); |
| for (UIResourceClientMap::iterator iter = client_map.begin(); |
| iter != client_map.end(); |
| iter++) { |
| iter->second->UIResourceIsInvalid(); |
| } |
| } |
| |
| cc::UIResourceId UIResourceProviderImpl::CreateUIResource( |
| UIResourceClientAndroid* client) { |
| if (!host_) |
| return 0; |
| cc::UIResourceId id = host_->CreateUIResource(client); |
| DCHECK(ui_resource_client_map_.find(id) == ui_resource_client_map_.end()); |
| |
| ui_resource_client_map_[id] = client; |
| return id; |
| } |
| |
| void UIResourceProviderImpl::DeleteUIResource(cc::UIResourceId ui_resource_id) { |
| UIResourceClientMap::iterator iter = |
| ui_resource_client_map_.find(ui_resource_id); |
| DCHECK(iter != ui_resource_client_map_.end()); |
| |
| ui_resource_client_map_.erase(iter); |
| |
| if (!host_) |
| return; |
| host_->DeleteUIResource(ui_resource_id); |
| } |
| |
| } // namespace content |