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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/renderer/guest_view/guest_view_container.h"
#include "content/public/renderer/browser_plugin_delegate.h"
#include "content/public/renderer/render_frame.h"
#include "extensions/common/extension_messages.h"
#include "extensions/common/guest_view/guest_view_constants.h"
namespace extensions {
GuestViewContainer::GuestViewContainer(
content::RenderFrame* render_frame,
const std::string& mime_type)
: content::BrowserPluginDelegate(render_frame, mime_type),
content::RenderFrameObserver(render_frame),
mime_type_(mime_type),
element_instance_id_(guestview::kInstanceIDNone) {
}
GuestViewContainer::~GuestViewContainer() {
}
void GuestViewContainer::SetElementInstanceID(int element_instance_id) {
element_instance_id_ = element_instance_id;
}
void GuestViewContainer::DidFinishLoading() {
if (mime_type_.empty())
return;
DCHECK_NE(element_instance_id_, guestview::kInstanceIDNone);
render_frame()->Send(new ExtensionHostMsg_CreateMimeHandlerViewGuest(
routing_id(), html_string_, mime_type_, element_instance_id_));
}
void GuestViewContainer::DidReceiveData(const char* data, int data_length) {
std::string value(data, data_length);
html_string_ += value;
}
void GuestViewContainer::OnDestruct() {
// GuestViewContainer's lifetime is managed by BrowserPlugin so don't let
// RenderFrameObserver self-destruct here.
}
bool GuestViewContainer::OnMessageReceived(const IPC::Message& message) {
if (message.type() != ExtensionMsg_CreateMimeHandlerViewGuestACK::ID)
return false;
DCHECK_NE(element_instance_id_, guestview::kInstanceIDNone);
int element_instance_id = guestview::kInstanceIDNone;
PickleIterator iter(message);
bool success = iter.ReadInt(&element_instance_id);
DCHECK(success);
if (element_instance_id != element_instance_id_)
return false;
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(GuestViewContainer, message)
IPC_MESSAGE_HANDLER(ExtensionMsg_CreateMimeHandlerViewGuestACK,
OnCreateMimeHandlerViewGuestACK)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void GuestViewContainer::OnCreateMimeHandlerViewGuestACK(
int element_instance_id) {
DCHECK_NE(element_instance_id_, guestview::kInstanceIDNone);
DCHECK_EQ(element_instance_id_, element_instance_id);
DCHECK(!mime_type_.empty());
render_frame()->AttachGuest(element_instance_id);
}
} // namespace extensions
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