83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
// Copyright (c) 2014 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/browser/api/event.h"
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#include <utility>
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#include "content/public/browser/render_frame_host.h"
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#include "content/public/browser/web_contents.h"
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#include "native_mate/object_template_builder.h"
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#include "shell/common/native_mate_converters/string16_converter.h"
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#include "shell/common/native_mate_converters/value_converter.h"
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namespace mate {
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Event::Event(v8::Isolate* isolate) {
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Init(isolate);
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}
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Event::~Event() {}
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void Event::SetSenderAndMessage(content::RenderFrameHost* sender,
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base::Optional<MessageSyncCallback> callback) {
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DCHECK(!sender_);
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DCHECK(!callback_);
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sender_ = sender;
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callback_ = std::move(callback);
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Observe(content::WebContents::FromRenderFrameHost(sender));
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}
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void Event::RenderFrameDeleted(content::RenderFrameHost* rfh) {
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if (sender_ != rfh)
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return;
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sender_ = nullptr;
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callback_.reset();
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}
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void Event::RenderFrameHostChanged(content::RenderFrameHost* old_rfh,
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content::RenderFrameHost* new_rfh) {
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if (sender_ && sender_ == old_rfh)
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sender_ = new_rfh;
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}
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void Event::FrameDeleted(content::RenderFrameHost* rfh) {
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if (sender_ != rfh)
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return;
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sender_ = nullptr;
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callback_.reset();
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}
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void Event::PreventDefault(v8::Isolate* isolate) {
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GetWrapper()
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->Set(isolate->GetCurrentContext(),
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StringToV8(isolate, "defaultPrevented"), v8::True(isolate))
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.Check();
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}
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bool Event::SendReply(const base::Value& result) {
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if (!callback_ || sender_ == nullptr)
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return false;
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std::move(*callback_).Run(result.Clone());
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callback_.reset();
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return true;
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}
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// static
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Handle<Event> Event::Create(v8::Isolate* isolate) {
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return mate::CreateHandle(isolate, new Event(isolate));
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}
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// static
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void Event::BuildPrototype(v8::Isolate* isolate,
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v8::Local<v8::FunctionTemplate> prototype) {
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prototype->SetClassName(mate::StringToV8(isolate, "Event"));
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mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
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.SetMethod("preventDefault", &Event::PreventDefault)
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.SetMethod("sendReply", &Event::SendReply);
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}
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} // namespace mate
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