gecko-dev/widget/android/AndroidAlerts.cpp

127 строки
4.1 KiB
C++

/* -*- Mode: c++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 4; -*- */
/* 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 "AndroidAlerts.h"
#include "GeneratedJNIWrappers.h"
#include "nsAlertsUtils.h"
namespace mozilla {
namespace widget {
NS_IMPL_ISUPPORTS(AndroidAlerts, nsIAlertsService)
StaticAutoPtr<AndroidAlerts::ListenerMap> AndroidAlerts::sListenerMap;
NS_IMETHODIMP
AndroidAlerts::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,
const nsAString & aData,
nsIPrincipal * aPrincipal,
bool aInPrivateBrowsing,
bool aRequireInteraction)
{
MOZ_ASSERT_UNREACHABLE("Should be implemented by nsAlertsService.");
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
AndroidAlerts::ShowAlert(nsIAlertNotification* aAlert,
nsIObserver* aAlertListener)
{
return ShowPersistentNotification(EmptyString(), aAlert, aAlertListener);
}
NS_IMETHODIMP
AndroidAlerts::ShowPersistentNotification(const nsAString& aPersistentData,
nsIAlertNotification* aAlert,
nsIObserver* aAlertListener)
{
// nsAlertsService disables our alerts backend if we ever return failure
// here. To keep the backend enabled, we always return NS_OK even if we
// encounter an error here.
nsresult rv;
nsAutoString imageUrl;
rv = aAlert->GetImageURL(imageUrl);
NS_ENSURE_SUCCESS(rv, NS_OK);
nsAutoString title;
rv = aAlert->GetTitle(title);
NS_ENSURE_SUCCESS(rv, NS_OK);
nsAutoString text;
rv = aAlert->GetText(text);
NS_ENSURE_SUCCESS(rv, NS_OK);
nsAutoString cookie;
rv = aAlert->GetCookie(cookie);
NS_ENSURE_SUCCESS(rv, NS_OK);
nsAutoString name;
rv = aAlert->GetName(name);
NS_ENSURE_SUCCESS(rv, NS_OK);
nsCOMPtr<nsIPrincipal> principal;
rv = aAlert->GetPrincipal(getter_AddRefs(principal));
NS_ENSURE_SUCCESS(rv, NS_OK);
nsAutoString host;
nsAlertsUtils::GetSourceHostPort(principal, host);
if (aPersistentData.IsEmpty() && aAlertListener) {
if (!sListenerMap) {
sListenerMap = new ListenerMap();
}
// This will remove any observers already registered for this name.
sListenerMap->Put(name, aAlertListener);
}
java::GeckoAppShell::ShowNotification(
name, cookie, title, text, host, imageUrl,
!aPersistentData.IsEmpty() ? jni::StringParam(aPersistentData)
: jni::StringParam(nullptr));
return NS_OK;
}
NS_IMETHODIMP
AndroidAlerts::CloseAlert(const nsAString& aAlertName,
nsIPrincipal* aPrincipal)
{
// We delete the entry in sListenerMap later, when CloseNotification calls
// NotifyListener.
java::GeckoAppShell::CloseNotification(aAlertName);
return NS_OK;
}
void
AndroidAlerts::NotifyListener(const nsAString& aName, const char* aTopic,
const char16_t* aCookie)
{
if (!sListenerMap) {
return;
}
nsCOMPtr<nsIObserver> listener = sListenerMap->Get(aName);
if (!listener) {
return;
}
listener->Observe(nullptr, aTopic, aCookie);
if (NS_LITERAL_CSTRING("alertfinished").Equals(aTopic)) {
sListenerMap->Remove(aName);
}
}
} // namespace widget
} // namespace mozilla