diff -r 000000000000 -r 6474c204b198 toolkit/components/alerts/nsXULAlerts.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/components/alerts/nsXULAlerts.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,159 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode:nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsXULAlerts.h"
+
+#include "nsAutoPtr.h"
+#include "mozilla/LookAndFeel.h"
+#include "nsIServiceManager.h"
+#include "nsISupportsArray.h"
+#include "nsISupportsPrimitives.h"
+#include "nsPIDOMWindow.h"
+#include "nsIWindowWatcher.h"
+
+using namespace mozilla;
+
+#define ALERT_CHROME_URL "chrome://global/content/alerts/alert.xul"
+
+NS_IMPL_ISUPPORTS(nsXULAlertObserver, nsIObserver)
+
+NS_IMETHODIMP
+nsXULAlertObserver::Observe(nsISupports* aSubject, const char* aTopic,
+                            const char16_t* aData)
+{
+  if (!strcmp("alertfinished", aTopic)) {
+    nsIDOMWindow* currentAlert = mXULAlerts->mNamedWindows.GetWeak(mAlertName);
+    // The window in mNamedWindows might be a replacement, thus it should only
+    // be removed if it is the same window that is associated with this listener.
+    if (currentAlert == mAlertWindow) {
+      mXULAlerts->mNamedWindows.Remove(mAlertName);
+    }
+  }
+
+  nsresult rv = NS_OK;
+  if (mObserver) {
+    rv = mObserver->Observe(aSubject, aTopic, aData);
+  }
+  return rv;
+}
+
+nsresult
+nsXULAlerts::ShowAlertNotification(const nsAString& aImageUrl, const nsAString& aAlertTitle,
+                                   const nsAString& aAlertText, bool aAlertTextClickable,
+                                   const nsAString& aAlertCookie, nsIObserver* aAlertListener,
+                                   const nsAString& aAlertName, const nsAString& aBidi,
+                                   const nsAString& aLang)
+{
+  nsCOMPtr<nsIWindowWatcher> wwatch(do_GetService(NS_WINDOWWATCHER_CONTRACTID));
+
+  nsCOMPtr<nsISupportsArray> argsArray;
+  nsresult rv = NS_NewISupportsArray(getter_AddRefs(argsArray));
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  // create scriptable versions of our strings that we can store in our nsISupportsArray....
+  nsCOMPtr<nsISupportsString> scriptableImageUrl (do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableImageUrl, NS_ERROR_FAILURE);
+
+  scriptableImageUrl->SetData(aImageUrl);
+  rv = argsArray->AppendElement(scriptableImageUrl);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsString> scriptableAlertTitle (do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableAlertTitle, NS_ERROR_FAILURE);
+
+  scriptableAlertTitle->SetData(aAlertTitle);
+  rv = argsArray->AppendElement(scriptableAlertTitle);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsString> scriptableAlertText (do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableAlertText, NS_ERROR_FAILURE);
+
+  scriptableAlertText->SetData(aAlertText);
+  rv = argsArray->AppendElement(scriptableAlertText);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsPRBool> scriptableIsClickable (do_CreateInstance(NS_SUPPORTS_PRBOOL_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableIsClickable, NS_ERROR_FAILURE);
+
+  scriptableIsClickable->SetData(aAlertTextClickable);
+  rv = argsArray->AppendElement(scriptableIsClickable);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsString> scriptableAlertCookie (do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableAlertCookie, NS_ERROR_FAILURE);
+
+  scriptableAlertCookie->SetData(aAlertCookie);
+  rv = argsArray->AppendElement(scriptableAlertCookie);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsPRInt32> scriptableOrigin (do_CreateInstance(NS_SUPPORTS_PRINT32_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableOrigin, NS_ERROR_FAILURE);
+
+  int32_t origin =
+    LookAndFeel::GetInt(LookAndFeel::eIntID_AlertNotificationOrigin);
+  scriptableOrigin->SetData(origin);
+
+  rv = argsArray->AppendElement(scriptableOrigin);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsString> scriptableBidi (do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableBidi, NS_ERROR_FAILURE);
+
+  scriptableBidi->SetData(aBidi);
+  rv = argsArray->AppendElement(scriptableBidi);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsISupportsString> scriptableLang (do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID));
+  NS_ENSURE_TRUE(scriptableLang, NS_ERROR_FAILURE);
+
+  scriptableLang->SetData(aLang);
+  rv = argsArray->AppendElement(scriptableLang);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  // Alerts with the same name should replace the old alert in the same position.
+  // Provide the new alert window with a pointer to the replaced window so that
+  // it may take the same position.
+  nsCOMPtr<nsISupportsInterfacePointer> replacedWindow = do_CreateInstance(NS_SUPPORTS_INTERFACE_POINTER_CONTRACTID, &rv);
+  NS_ENSURE_TRUE(replacedWindow, NS_ERROR_FAILURE);
+  nsIDOMWindow* previousAlert = mNamedWindows.GetWeak(aAlertName);
+  replacedWindow->SetData(previousAlert);
+  replacedWindow->SetDataIID(&NS_GET_IID(nsIDOMWindow));
+  rv = argsArray->AppendElement(replacedWindow);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  // Add an observer (that wraps aAlertListener) to remove the window from
+  // mNamedWindows when it is closed.
+  nsCOMPtr<nsISupportsInterfacePointer> ifptr = do_CreateInstance(NS_SUPPORTS_INTERFACE_POINTER_CONTRACTID, &rv);
+  NS_ENSURE_SUCCESS(rv, rv);
+  nsRefPtr<nsXULAlertObserver> alertObserver = new nsXULAlertObserver(this, aAlertName, aAlertListener);
+  nsCOMPtr<nsISupports> iSupports(do_QueryInterface(alertObserver));
+  ifptr->SetData(iSupports);
+  ifptr->SetDataIID(&NS_GET_IID(nsIObserver));
+  rv = argsArray->AppendElement(ifptr);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  nsCOMPtr<nsIDOMWindow> newWindow;
+  rv = wwatch->OpenWindow(0, ALERT_CHROME_URL, "_blank",
+                          "chrome,dialog=yes,titlebar=no,popup=yes", argsArray,
+                          getter_AddRefs(newWindow));
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  mNamedWindows.Put(aAlertName, newWindow);
+  alertObserver->SetAlertWindow(newWindow);
+
+  return NS_OK;
+}
+
+nsresult
+nsXULAlerts::CloseAlert(const nsAString& aAlertName)
+{
+  nsIDOMWindow* alert = mNamedWindows.GetWeak(aAlertName);
+  nsCOMPtr<nsPIDOMWindow> domWindow = do_QueryInterface(alert);
+  if (domWindow) {
+    domWindow->DispatchCustomEvent("XULAlertClose");
+  }
+  return NS_OK;
+}
+