michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "Activity.h"
michael@0: 
michael@0: #include "nsContentUtils.h"
michael@0: #include "nsDOMClassInfo.h"
michael@0: #include "nsIConsoleService.h"
michael@0: #include "nsIDocShell.h"
michael@0: #include "nsIDocument.h"
michael@0: 
michael@0: using namespace mozilla::dom;
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(Activity)
michael@0: NS_INTERFACE_MAP_END_INHERITING(DOMRequest)
michael@0: 
michael@0: NS_IMPL_ADDREF_INHERITED(Activity, DOMRequest)
michael@0: NS_IMPL_RELEASE_INHERITED(Activity, DOMRequest)
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_INHERITED(Activity, DOMRequest,
michael@0:                                    mProxy)
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(Activity, DOMRequest)
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_END
michael@0: 
michael@0: /* virtual */ JSObject*
michael@0: Activity::WrapObject(JSContext* aCx)
michael@0: {
michael@0:   return MozActivityBinding::Wrap(aCx, this);
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: Activity::Initialize(nsPIDOMWindow* aWindow,
michael@0:                      JSContext* aCx,
michael@0:                      const ActivityOptions& aOptions)
michael@0: {
michael@0:   MOZ_ASSERT(aWindow);
michael@0: 
michael@0:   nsCOMPtr<nsIDocument> document = aWindow->GetExtantDoc();
michael@0: 
michael@0:   bool isActive;
michael@0:   aWindow->GetDocShell()->GetIsActive(&isActive);
michael@0: 
michael@0:   if (!isActive &&
michael@0:       !nsContentUtils::IsChromeDoc(document)) {
michael@0:     nsCOMPtr<nsIDOMRequestService> rs =
michael@0:       do_GetService("@mozilla.org/dom/dom-request-service;1");
michael@0:     rs->FireErrorAsync(static_cast<DOMRequest*>(this),
michael@0:                        NS_LITERAL_STRING("NotUserInput"));
michael@0: 
michael@0:     nsCOMPtr<nsIConsoleService> console(
michael@0:       do_GetService("@mozilla.org/consoleservice;1"));
michael@0:     NS_ENSURE_TRUE(console, NS_OK);
michael@0: 
michael@0:     nsString message =
michael@0:       NS_LITERAL_STRING("Can only start activity from user input or chrome code");
michael@0:     console->LogStringMessage(message.get());
michael@0: 
michael@0:     return NS_OK;
michael@0:   }
michael@0: 
michael@0:   // Instantiate a JS proxy that will do the child <-> parent communication
michael@0:   // with the JS implementation of the backend.
michael@0:   nsresult rv;
michael@0:   mProxy = do_CreateInstance("@mozilla.org/dom/activities/proxy;1", &rv);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:   JS::Rooted<JS::Value> optionsValue(aCx);
michael@0:   if (!aOptions.ToObject(aCx, &optionsValue)) {
michael@0:     return NS_ERROR_FAILURE;
michael@0:   }
michael@0: 
michael@0:   mProxy->StartActivity(static_cast<nsIDOMDOMRequest*>(this), optionsValue, aWindow);
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: Activity::~Activity()
michael@0: {
michael@0:   if (mProxy) {
michael@0:     mProxy->Cleanup();
michael@0:   }
michael@0: }
michael@0: 
michael@0: Activity::Activity(nsPIDOMWindow* aWindow)
michael@0:   : DOMRequest(aWindow)
michael@0: {
michael@0:   MOZ_ASSERT(IsDOMBinding());
michael@0: }
michael@0: