gecko-dev/dom/base/IntlUtils.cpp

138 lines
3.3 KiB
C++

#include "IntlUtils.h"
#include "mozIMozIntl.h"
#include "nsContentUtils.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(IntlUtils, mWindow)
NS_IMPL_CYCLE_COLLECTING_ADDREF(IntlUtils)
NS_IMPL_CYCLE_COLLECTING_RELEASE(IntlUtils)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IntlUtils)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
IntlUtils::IntlUtils(nsPIDOMWindowInner* aWindow)
: mWindow(aWindow)
{
}
IntlUtils::~IntlUtils()
{
}
JSObject*
IntlUtils::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return IntlUtilsBinding::Wrap(aCx, this, aGivenProto);
}
void
IntlUtils::GetDisplayNames(const Sequence<nsString>& aLocales,
const DisplayNameOptions& aOptions,
DisplayNameResult& aResult, ErrorResult& aError)
{
MOZ_ASSERT(nsContentUtils::IsCallerChrome() ||
nsContentUtils::IsCallerContentXBL());
nsCOMPtr<mozIMozIntl> mozIntl = do_GetService("@mozilla.org/mozintl;1");
if (!mozIntl) {
aError.Throw(NS_ERROR_UNEXPECTED);
return;
}
aError.MightThrowJSException();
// Need to enter privileged junk scope since mozIntl implementation is in
// chrome JS and passing XBL JS there shouldn't work.
AutoJSAPI jsapi;
if (!jsapi.Init(xpc::PrivilegedJunkScope())) {
aError.Throw(NS_ERROR_FAILURE);
return;
}
JSContext* cx = jsapi.cx();
// Prepare parameter for getDisplayNames().
JS::Rooted<JS::Value> locales(cx);
if (!ToJSValue(cx, aLocales, &locales)) {
aError.StealExceptionFromJSContext(cx);
return;
}
JS::Rooted<JS::Value> options(cx);
if (!ToJSValue(cx, aOptions, &options)) {
aError.StealExceptionFromJSContext(cx);
return;
}
// Now call the method.
JS::Rooted<JS::Value> retVal(cx);
nsresult rv = mozIntl->GetDisplayNames(locales, options, &retVal);
if (NS_FAILED(rv)) {
aError.Throw(rv);
return;
}
if (!retVal.isObject()) {
aError.Throw(NS_ERROR_FAILURE);
return;
}
// Return the result as DisplayNameResult.
JSAutoCompartment ac(cx, &retVal.toObject());
if (!aResult.Init(cx, retVal)) {
aError.Throw(NS_ERROR_FAILURE);
}
}
void
IntlUtils::GetLocaleInfo(const Sequence<nsString>& aLocales,
LocaleInfo& aResult, ErrorResult& aError)
{
MOZ_ASSERT(nsContentUtils::IsCallerChrome() ||
nsContentUtils::IsCallerContentXBL());
nsCOMPtr<mozIMozIntl> mozIntl = do_GetService("@mozilla.org/mozintl;1");
if (!mozIntl) {
aError.Throw(NS_ERROR_UNEXPECTED);
return;
}
AutoJSAPI jsapi;
if (!jsapi.Init(xpc::PrivilegedJunkScope())) {
aError.Throw(NS_ERROR_FAILURE);
return;
}
JSContext* cx = jsapi.cx();
// Prepare parameter for getLocaleInfo().
JS::Rooted<JS::Value> locales(cx);
if (!ToJSValue(cx, aLocales, &locales)) {
aError.StealExceptionFromJSContext(cx);
return;
}
// Now call the method.
JS::Rooted<JS::Value> retVal(cx);
nsresult rv = mozIntl->GetLocaleInfo(locales, &retVal);
if (NS_FAILED(rv)) {
aError.Throw(rv);
return;
}
if (!retVal.isObject()) {
aError.Throw(NS_ERROR_FAILURE);
return;
}
// Return the result as LocaleInfo.
JSAutoCompartment ac(cx, &retVal.toObject());
if (!aResult.Init(cx, retVal)) {
aError.Throw(NS_ERROR_FAILURE);
}
}
} // dom namespace
} // mozilla namespace