diff options
Diffstat (limited to 'toolkit/components/glean/bindings/Glean.cpp')
-rw-r--r-- | toolkit/components/glean/bindings/Glean.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/toolkit/components/glean/bindings/Glean.cpp b/toolkit/components/glean/bindings/Glean.cpp new file mode 100644 index 0000000000..3c6e023be7 --- /dev/null +++ b/toolkit/components/glean/bindings/Glean.cpp @@ -0,0 +1,75 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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 "mozilla/dom/DOMJSClass.h" +#include "mozilla/dom/GleanBinding.h" +#include "mozilla/dom/BindingUtils.h" +#include "mozilla/glean/bindings/Glean.h" +#include "mozilla/glean/bindings/Category.h" +#include "mozilla/glean/bindings/GleanJSMetricsLookup.h" +#include "MainThreadUtils.h" + +namespace mozilla::glean { + +NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(Glean) + +NS_IMPL_CYCLE_COLLECTING_ADDREF(Glean) +NS_IMPL_CYCLE_COLLECTING_RELEASE(Glean) +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Glean) + NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY + NS_INTERFACE_MAP_ENTRY(nsISupports) +NS_INTERFACE_MAP_END + +JSObject* Glean::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) { + return dom::GleanImpl_Binding::Wrap(aCx, this, aGivenProto); +} + +// static +bool Glean::DefineGlean(JSContext* aCx, JS::Handle<JSObject*> aGlobal) { + MOZ_ASSERT(NS_IsMainThread()); + MOZ_ASSERT(JS::GetClass(aGlobal)->flags & JSCLASS_DOM_GLOBAL, + "Passed object is not a global object!"); + + nsIGlobalObject* global = xpc::CurrentNativeGlobal(aCx); + if (NS_WARN_IF(!global)) { + return false; + } + + JS::Rooted<JS::Value> glean(aCx); + js::AssertSameCompartment(aCx, aGlobal); + + auto impl = MakeRefPtr<Glean>(); + if (!dom::GetOrCreateDOMReflector(aCx, impl.get(), &glean)) { + return false; + } + + return JS_DefineProperty(aCx, aGlobal, "Glean", glean, JSPROP_ENUMERATE); +} + +already_AddRefed<Category> Glean::NamedGetter(const nsAString& aName, + bool& aFound) { + Maybe<uint32_t> categoryIdx = + CategoryByNameLookup(NS_ConvertUTF16toUTF8(aName)); + if (categoryIdx.isNothing()) { + aFound = false; + return nullptr; + } + + aFound = true; + uint32_t length = strlen(&gCategoryStringTable[categoryIdx.value()]); + return MakeAndAddRef<Category>(categoryIdx.value(), length); +} + +bool Glean::NameIsEnumerable(const nsAString& aName) { return false; } + +void Glean::GetSupportedNames(nsTArray<nsString>& aNames) { + for (category_entry_t entry : sCategoryByNameLookupEntries) { + const char* categoryName = GetCategoryName(entry); + aNames.AppendElement()->AssignASCII(categoryName); + } +} + +} // namespace mozilla::glean |