/
remote_callback_freer.cc
62 lines (51 loc) · 2.4 KB
/
remote_callback_freer.cc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
// 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/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 "mojo/public/cpp/bindings/associated_remote.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,
int process_id,
int frame_id,
const std::string& context_id,
int object_id,
content::WebContents* web_contents) {
new RemoteCallbackFreer(isolate, target, process_id, frame_id, context_id,
object_id, web_contents);
}
RemoteCallbackFreer::RemoteCallbackFreer(v8::Isolate* isolate,
v8::Local<v8::Object> target,
int process_id,
int frame_id,
const std::string& context_id,
int object_id,
content::WebContents* web_contents)
: ObjectLifeMonitor(isolate, target),
content::WebContentsObserver(web_contents),
process_id_(process_id),
frame_id_(frame_id),
context_id_(context_id),
object_id_(object_id) {}
RemoteCallbackFreer::~RemoteCallbackFreer() = default;
void RemoteCallbackFreer::RunDestructor() {
auto* rfh = content::RenderFrameHost::FromID(process_id_, frame_id_);
if (!rfh || !rfh->IsRenderFrameLive() ||
content::WebContents::FromRenderFrameHost(rfh) != web_contents())
return;
mojo::AssociatedRemote<mojom::ElectronRenderer> electron_renderer;
rfh->GetRemoteAssociatedInterfaces()->GetInterface(&electron_renderer);
electron_renderer->DereferenceRemoteJSCallback(context_id_, object_id_);
Observe(nullptr);
}
void RemoteCallbackFreer::RenderViewDeleted(content::RenderViewHost*) {
delete this;
}
} // namespace electron