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/*
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "third_party/blink/renderer/controller/dev_tools_frontend_impl.h"
#include "third_party/blink/renderer/bindings/core/v8/script_controller.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_binding_for_core.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_dev_tools_host.h"
#include "third_party/blink/renderer/core/exported/web_view_impl.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/frame/web_local_frame_impl.h"
#include "third_party/blink/renderer/core/inspector/dev_tools_host.h"
#include "third_party/blink/renderer/core/page/page.h"
namespace blink {
// static
void DevToolsFrontendImpl::BindMojoRequest(
LocalFrame* local_frame,
mojo::PendingAssociatedReceiver<mojom::blink::DevToolsFrontend> receiver) {
if (!local_frame)
return;
local_frame->ProvideSupplement(MakeGarbageCollected<DevToolsFrontendImpl>(
*local_frame, std::move(receiver)));
}
// static
DevToolsFrontendImpl* DevToolsFrontendImpl::From(LocalFrame* local_frame) {
if (!local_frame)
return nullptr;
return local_frame->RequireSupplement<DevToolsFrontendImpl>();
}
// static
const char DevToolsFrontendImpl::kSupplementName[] = "DevToolsFrontendImpl";
DevToolsFrontendImpl::DevToolsFrontendImpl(
LocalFrame& frame,
mojo::PendingAssociatedReceiver<mojom::blink::DevToolsFrontend> receiver)
: Supplement<LocalFrame>(frame), receiver_(this, std::move(receiver)) {}
DevToolsFrontendImpl::~DevToolsFrontendImpl() = default;
void DevToolsFrontendImpl::DidClearWindowObject() {
if (host_) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
// Use higher limit for DevTools isolate so that it does not OOM when
// profiling large heaps.
isolate->IncreaseHeapLimitForDebugging();
ScriptState* script_state = ToScriptStateForMainWorld(GetSupplementable());
DCHECK(script_state);
ScriptState::Scope scope(script_state);
if (devtools_host_)
devtools_host_->DisconnectClient();
devtools_host_ =
MakeGarbageCollected<DevToolsHost>(this, GetSupplementable());
v8::Local<v8::Object> global = script_state->GetContext()->Global();
v8::Local<v8::Value> devtools_host_obj =
ToV8(devtools_host_.Get(), global, script_state->GetIsolate());
DCHECK(!devtools_host_obj.IsEmpty());
global
->Set(script_state->GetContext(),
V8AtomicString(isolate, "DevToolsHost"), devtools_host_obj)
.Check();
}
if (!api_script_.IsEmpty()) {
GetSupplementable()->GetScriptController().ExecuteScriptInMainWorld(
api_script_);
}
}
void DevToolsFrontendImpl::SetupDevToolsFrontend(
const String& api_script,
mojo::PendingAssociatedRemote<mojom::blink::DevToolsFrontendHost> host) {
DCHECK(GetSupplementable()->IsMainFrame());
api_script_ = api_script;
host_.Bind(std::move(host));
host_.set_disconnect_handler(WTF::Bind(
&DevToolsFrontendImpl::DestroyOnHostGone, WrapWeakPersistent(this)));
GetSupplementable()->GetPage()->SetDefaultPageScaleLimits(1.f, 1.f);
}
void DevToolsFrontendImpl::SetupDevToolsExtensionAPI(
const String& extension_api) {
DCHECK(!GetSupplementable()->IsMainFrame());
api_script_ = extension_api;
}
void DevToolsFrontendImpl::SendMessageToEmbedder(const String& message) {
if (host_)
host_->DispatchEmbedderMessage(message);
}
void DevToolsFrontendImpl::DestroyOnHostGone() {
if (devtools_host_)
devtools_host_->DisconnectClient();
GetSupplementable()->RemoveSupplement<DevToolsFrontendImpl>();
}
void DevToolsFrontendImpl::Trace(Visitor* visitor) {
visitor->Trace(devtools_host_);
Supplement<LocalFrame>::Trace(visitor);
}
} // namespace blink