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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/render_view_host_factory.h"
#include <memory>
#include "base/check.h"
#include "base/memory/ptr_util.h"
#include "content/browser/renderer_host/render_view_host_impl.h"
#include "content/browser/renderer_host/render_widget_host_factory.h"
#include "content/browser/site_instance_group.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
namespace content {
// static
RenderViewHostFactory* RenderViewHostFactory::factory_ = nullptr;
// static
bool RenderViewHostFactory::is_real_render_view_host_ = false;
// static
RenderViewHost* RenderViewHostFactory::Create(
FrameTree* frame_tree,
SiteInstanceGroup* group,
const StoragePartitionConfig& storage_partition_config,
RenderViewHostDelegate* delegate,
RenderWidgetHostDelegate* widget_delegate,
int32_t main_frame_routing_id,
bool renderer_initiated_creation,
scoped_refptr<BrowsingContextState> main_browsing_context_state,
CreateRenderViewHostCase create_case,
std::optional<viz::FrameSinkId> frame_sink_id) {
int32_t routing_id = group->process()->GetNextRoutingID();
int32_t widget_routing_id = group->process()->GetNextRoutingID();
RenderViewHostImpl* view_host = nullptr;
if (factory_) {
view_host = factory_->CreateRenderViewHost(
frame_tree, group, storage_partition_config, delegate, widget_delegate,
routing_id, main_frame_routing_id, widget_routing_id,
std::move(main_browsing_context_state), create_case, frame_sink_id);
} else {
view_host = new RenderViewHostImpl(
frame_tree, group, storage_partition_config,
RenderWidgetHostFactory::Create(
frame_tree, widget_delegate,
frame_sink_id.value_or(RenderWidgetHostImpl::DefaultFrameSinkId(
*group, widget_routing_id)),
group->GetSafeRef(), widget_routing_id,
/*hidden=*/true, renderer_initiated_creation),
delegate, routing_id, main_frame_routing_id,
true /* has_initialized_audio_host */,
std::move(main_browsing_context_state), create_case);
}
bool reusing_previous_frame_sink = frame_sink_id.has_value();
view_host->GetWidget()->SetViewIsFrameSinkIdOwner(
!reusing_previous_frame_sink);
return view_host;
}
// static
void RenderViewHostFactory::RegisterFactory(RenderViewHostFactory* factory) {
DCHECK(!factory_) << "Can't register two factories at once.";
factory_ = factory;
}
// static
void RenderViewHostFactory::UnregisterFactory() {
DCHECK(factory_) << "No factory to unregister.";
factory_ = nullptr;
}
} // namespace content
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