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// Copyright (c) 2012 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/app_window_custom_bindings.h"
#include "base/command_line.h"
#include "content/public/child/v8_value_converter.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/renderer/render_thread.h"
#include "content/public/renderer/render_view.h"
#include "extensions/common/extension_messages.h"
#include "extensions/common/switches.h"
#include "extensions/renderer/script_context.h"
#include "grit/extensions_renderer_resources.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "third_party/WebKit/public/web/WebView.h"
#include "ui/base/resource/resource_bundle.h"
#include "v8/include/v8.h"
namespace extensions {
AppWindowCustomBindings::AppWindowCustomBindings(ScriptContext* context)
: ObjectBackedNativeHandler(context) {
RouteFunction("GetFrame", base::Bind(&AppWindowCustomBindings::GetFrame,
base::Unretained(this)));
RouteFunction("GetWindowControlsHtmlTemplate",
base::Bind(&AppWindowCustomBindings::GetWindowControlsHtmlTemplate,
base::Unretained(this)));
}
void AppWindowCustomBindings::GetFrame(
const v8::FunctionCallbackInfo<v8::Value>& args) {
// TODO(jeremya): convert this to IDL nocompile to get validation, and turn
// these argument checks into CHECK().
if (args.Length() != 1)
return;
if (!args[0]->IsInt32())
return;
int frame_id = args[0]->Int32Value();
if (frame_id == MSG_ROUTING_NONE)
return;
content::RenderFrame* app_frame =
content::RenderFrame::FromRoutingID(frame_id);
if (!app_frame)
return;
// TODO(jeremya): it doesn't really make sense to set the opener here, but we
// need to make sure the security origin is set up before returning the DOM
// reference. A better way to do this would be to have the browser pass the
// opener through so opener_id is set in RenderViewImpl's constructor.
content::RenderFrame* context_render_frame = context()->GetRenderFrame();
if (!context_render_frame)
return;
blink::WebFrame* opener = context_render_frame->GetWebFrame();
blink::WebLocalFrame* app_web_frame = app_frame->GetWebFrame();
app_web_frame->setOpener(opener);
content::RenderThread::Get()->Send(new ExtensionHostMsg_AppWindowReady(
app_frame->GetRenderView()->GetRoutingID()));
v8::Local<v8::Value> window =
app_web_frame->mainWorldScriptContext()->Global();
args.GetReturnValue().Set(window);
}
void AppWindowCustomBindings::GetWindowControlsHtmlTemplate(
const v8::FunctionCallbackInfo<v8::Value>& args) {
CHECK_EQ(args.Length(), 0);
v8::Local<v8::Value> result = v8::String::Empty(args.GetIsolate());
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableAppWindowControls)) {
base::StringValue value(
ResourceBundle::GetSharedInstance()
.GetRawDataResource(IDR_WINDOW_CONTROLS_TEMPLATE_HTML)
.as_string());
scoped_ptr<content::V8ValueConverter> converter(
content::V8ValueConverter::create());
result = converter->ToV8Value(&value, context()->v8_context());
}
args.GetReturnValue().Set(result);
}
} // namespace extensions
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