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// Copyright 2013 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/browser/app_window/app_window_contents.h"
#include <string>
#include <utility>
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/resource_dispatcher_host.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/renderer_preferences.h"
#include "extensions/browser/app_window/native_app_window.h"
#include "extensions/common/extension_messages.h"
namespace extensions {
AppWindowContentsImpl::AppWindowContentsImpl(AppWindow* host)
: host_(host), is_blocking_requests_(false), is_window_ready_(false) {}
AppWindowContentsImpl::~AppWindowContentsImpl() {}
void AppWindowContentsImpl::Initialize(content::BrowserContext* context,
content::RenderFrameHost* creator_frame,
const GURL& url) {
url_ = url;
content::WebContents::CreateParams create_params(
context, creator_frame->GetSiteInstance());
create_params.opener_render_process_id = creator_frame->GetProcess()->GetID();
create_params.opener_render_frame_id = creator_frame->GetRoutingID();
web_contents_.reset(content::WebContents::Create(create_params));
Observe(web_contents_.get());
web_contents_->GetMutableRendererPrefs()->
browser_handles_all_top_level_requests = true;
web_contents_->GetRenderViewHost()->SyncRendererPrefs();
}
void AppWindowContentsImpl::LoadContents(int32_t creator_process_id) {
// If the new view is in the same process as the creator, block the created
// RVH from loading anything until the background page has had a chance to
// do any initialization it wants. If it's a different process, the new RVH
// shouldn't communicate with the background page anyway (e.g. sandboxed).
if (web_contents_->GetMainFrame()->GetProcess()->GetID() ==
creator_process_id) {
SuspendRenderFrameHost(web_contents_->GetMainFrame());
} else {
VLOG(1) << "AppWindow created in new process ("
<< web_contents_->GetMainFrame()->GetProcess()->GetID()
<< ") != creator (" << creator_process_id << "). Routing disabled.";
}
web_contents_->GetController().LoadURL(
url_, content::Referrer(), ui::PAGE_TRANSITION_LINK,
std::string());
}
void AppWindowContentsImpl::NativeWindowChanged(
NativeAppWindow* native_app_window) {
base::ListValue args;
base::DictionaryValue* dictionary = new base::DictionaryValue();
args.Append(dictionary);
host_->GetSerializedState(dictionary);
content::RenderFrameHost* rfh = web_contents_->GetMainFrame();
rfh->Send(new ExtensionMsg_MessageInvoke(
rfh->GetRoutingID(), host_->extension_id(), "app.window",
"updateAppWindowProperties", args, false));
}
void AppWindowContentsImpl::NativeWindowClosed() {
content::RenderViewHost* rvh = web_contents_->GetRenderViewHost();
rvh->Send(new ExtensionMsg_AppWindowClosed(rvh->GetRoutingID()));
}
void AppWindowContentsImpl::DispatchWindowShownForTests() const {
base::ListValue args;
content::RenderFrameHost* rfh = web_contents_->GetMainFrame();
rfh->Send(new ExtensionMsg_MessageInvoke(
rfh->GetRoutingID(), host_->extension_id(), "app.window",
"appWindowShownForTests", args, false));
}
void AppWindowContentsImpl::OnWindowReady() {
is_window_ready_ = true;
if (is_blocking_requests_) {
is_blocking_requests_ = false;
content::ResourceDispatcherHost::ResumeBlockedRequestsForFrameFromUI(
web_contents_->GetMainFrame());
}
}
content::WebContents* AppWindowContentsImpl::GetWebContents() const {
return web_contents_.get();
}
WindowController* AppWindowContentsImpl::GetWindowController() const {
return nullptr;
}
bool AppWindowContentsImpl::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(AppWindowContentsImpl, message)
IPC_MESSAGE_HANDLER(ExtensionHostMsg_UpdateDraggableRegions,
UpdateDraggableRegions)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void AppWindowContentsImpl::ReadyToCommitNavigation(
content::NavigationHandle* handle) {
if (!is_window_ready_)
host_->OnReadyToCommitFirstNavigation();
}
void AppWindowContentsImpl::UpdateDraggableRegions(
const std::vector<DraggableRegion>& regions) {
host_->UpdateDraggableRegions(regions);
}
void AppWindowContentsImpl::SuspendRenderFrameHost(
content::RenderFrameHost* rfh) {
DCHECK(rfh);
// Don't bother blocking requests if the renderer side is already good to go.
if (is_window_ready_)
return;
is_blocking_requests_ = true;
content::ResourceDispatcherHost::BlockRequestsForFrameFromUI(rfh);
}
} // namespace extensions
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