electron/shell/common/api/remote_callback_freer.cc
2019-06-19 17:33:28 -07:00

59 lines
2.1 KiB
C++

// Copyright (c) 2016 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/common/api/remote_callback_freer.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "electron/shell/common/api/api.mojom.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
namespace electron {
// static
void RemoteCallbackFreer::BindTo(v8::Isolate* isolate,
v8::Local<v8::Object> target,
const std::string& context_id,
int object_id,
content::WebContents* web_contents) {
new RemoteCallbackFreer(isolate, target, context_id, object_id, web_contents);
}
RemoteCallbackFreer::RemoteCallbackFreer(v8::Isolate* isolate,
v8::Local<v8::Object> target,
const std::string& context_id,
int object_id,
content::WebContents* web_contents)
: ObjectLifeMonitor(isolate, target),
content::WebContentsObserver(web_contents),
context_id_(context_id),
object_id_(object_id) {}
RemoteCallbackFreer::~RemoteCallbackFreer() {}
void RemoteCallbackFreer::RunDestructor() {
auto* channel = "ELECTRON_RENDERER_RELEASE_CALLBACK";
base::ListValue args;
int32_t sender_id = 0;
args.AppendString(context_id_);
args.AppendInteger(object_id_);
auto* frame_host = web_contents()->GetMainFrame();
if (frame_host) {
mojom::ElectronRendererAssociatedPtr electron_ptr;
frame_host->GetRemoteAssociatedInterfaces()->GetInterface(
mojo::MakeRequest(&electron_ptr));
electron_ptr->Message(true /* internal */, false /* send_to_all */, channel,
args.Clone(), sender_id);
}
Observe(nullptr);
}
void RemoteCallbackFreer::RenderViewDeleted(content::RenderViewHost*) {
delete this;
}
} // namespace electron