| // 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 <string> |
| |
| #include "base/command_line.h" |
| #include "content/public/renderer/render_thread.h" |
| #include "content/public/renderer/render_view.h" |
| #include "content/public/renderer/render_view_observer.h" |
| #include "content/public/renderer/render_view_visitor.h" |
| #include "content/public/renderer/v8_value_converter.h" |
| #include "extensions/common/extension_messages.h" |
| #include "extensions/common/switches.h" |
| #include "extensions/renderer/dispatcher.h" |
| #include "extensions/renderer/scoped_persistent.h" |
| #include "extensions/renderer/script_context.h" |
| #include "extensions/renderer/script_context_set.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 { |
| |
| class DidCreateDocumentElementObserver : public content::RenderViewObserver { |
| public: |
| DidCreateDocumentElementObserver(content::RenderView* view, |
| Dispatcher* dispatcher) |
| : content::RenderViewObserver(view), dispatcher_(dispatcher) {} |
| |
| void DidCreateDocumentElement(blink::WebLocalFrame* frame) override { |
| DCHECK(frame); |
| DCHECK(dispatcher_); |
| // Don't attempt to inject the titlebar into iframes. |
| if (frame->parent()) |
| return; |
| v8::HandleScope handle_scope(v8::Isolate::GetCurrent()); |
| ScriptContext* script_context = |
| dispatcher_->script_context_set().GetByV8Context( |
| frame->mainWorldScriptContext()); |
| |
| if (!script_context) |
| return; |
| v8::Context::Scope context_scope(script_context->v8_context()); |
| script_context->module_system()->CallModuleMethod( |
| "injectAppTitlebar", "didCreateDocumentElement"); |
| } |
| |
| private: |
| Dispatcher* dispatcher_; |
| }; |
| |
| AppWindowCustomBindings::AppWindowCustomBindings(Dispatcher* dispatcher, |
| ScriptContext* context) |
| : ObjectBackedNativeHandler(context), dispatcher_(dispatcher) { |
| RouteFunction("GetView", |
| base::Bind(&AppWindowCustomBindings::GetView, |
| base::Unretained(this))); |
| |
| RouteFunction("GetWindowControlsHtmlTemplate", |
| base::Bind(&AppWindowCustomBindings::GetWindowControlsHtmlTemplate, |
| base::Unretained(this))); |
| } |
| |
| void AppWindowCustomBindings::GetView( |
| 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() != 2) |
| return; |
| |
| if (!args[0]->IsInt32()) |
| return; |
| |
| if (!args[1]->IsBoolean()) |
| return; |
| |
| int view_id = args[0]->Int32Value(); |
| |
| bool inject_titlebar = args[1]->BooleanValue(); |
| |
| if (view_id == MSG_ROUTING_NONE) |
| return; |
| |
| content::RenderView* view = content::RenderView::FromRoutingID(view_id); |
| if (!view) |
| return; |
| |
| if (inject_titlebar) |
| new DidCreateDocumentElementObserver(view, dispatcher_); |
| |
| // 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::RenderView* render_view = context()->GetRenderView(); |
| if (!render_view) |
| return; |
| blink::WebFrame* opener = render_view->GetWebView()->mainFrame(); |
| blink::WebFrame* frame = view->GetWebView()->mainFrame(); |
| frame->setOpener(opener); |
| content::RenderThread::Get()->Send( |
| new ExtensionHostMsg_ResumeRequests(view->GetRoutingID())); |
| |
| v8::Local<v8::Value> window = frame->mainWorldScriptContext()->Global(); |
| args.GetReturnValue().Set(window); |
| } |
| |
| void AppWindowCustomBindings::GetWindowControlsHtmlTemplate( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| CHECK_EQ(args.Length(), 0); |
| |
| v8::Handle<v8::Value> result = v8::String::Empty(args.GetIsolate()); |
| if (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 |