michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  *
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 "nsNSSDialogHelper.h"
michael@0: #include "nsIWindowWatcher.h"
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsIComponentManager.h"
michael@0: #include "nsIServiceManager.h"
michael@0: #include "nsIInterfaceRequestor.h"
michael@0: #include "nsIInterfaceRequestorUtils.h"
michael@0: #include "mozilla/dom/ScriptSettings.h"
michael@0: 
michael@0: static const char kOpenDialogParam[] = "centerscreen,chrome,modal,titlebar";
michael@0: static const char kOpenWindowParam[] = "centerscreen,chrome,titlebar";
michael@0: 
michael@0: nsresult
michael@0: nsNSSDialogHelper::openDialog(
michael@0:     nsIDOMWindow *window,
michael@0:     const char *url,
michael@0:     nsISupports *params,
michael@0:     bool modal)
michael@0: {
michael@0:   nsresult rv;
michael@0:   nsCOMPtr<nsIWindowWatcher> windowWatcher = 
michael@0:            do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv);
michael@0:   if (NS_FAILED(rv)) return rv;
michael@0: 
michael@0:   nsCOMPtr<nsIDOMWindow> parent = window;
michael@0: 
michael@0:   if (!parent) {
michael@0:     windowWatcher->GetActiveWindow(getter_AddRefs(parent));
michael@0:   }
michael@0: 
michael@0:   // We're loading XUL into this window, and it's happening on behalf of the
michael@0:   // system, not on behalf of content. Make sure the initial about:blank window
michael@0:   // gets a system principal, otherwise we'll bork when trying to wrap the
michael@0:   // nsIKeyGenThread |arguments| property into the unprivileged scoope.
michael@0:   MOZ_ASSERT(!strncmp("chrome://", url, strlen("chrome://")));
michael@0:   mozilla::dom::AutoNoJSAPI nojsapi;
michael@0: 
michael@0:   nsCOMPtr<nsIDOMWindow> newWindow;
michael@0:   rv = windowWatcher->OpenWindow(parent,
michael@0:                                  url,
michael@0:                                  "_blank",
michael@0:                                  modal
michael@0:                                  ? kOpenDialogParam
michael@0:                                  : kOpenWindowParam,
michael@0:                                  params,
michael@0:                                  getter_AddRefs(newWindow));
michael@0:   return rv;
michael@0: }
michael@0: