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/* -*- 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/. */
#ifndef mozilla_extensions_ExtensionAPIBase_h
#define mozilla_extensions_ExtensionAPIBase_h
#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/PromiseNativeHandler.h"
#include "mozilla/ErrorResult.h"
class nsIGlobalObject;
namespace mozilla {
namespace dom {
class Function;
}
namespace extensions {
class ExtensionAPIAddRemoveListener;
class ExtensionAPICallFunctionNoReturn;
class ExtensionAPICallSyncFunction;
class ExtensionAPICallAsyncFunction;
class ExtensionAPIGetProperty;
class ExtensionEventManager;
class ExtensionAPIBase {
protected:
virtual nsIGlobalObject* GetGlobalObject() const = 0;
virtual nsString GetAPINamespace() const = 0;
virtual nsString GetAPIObjectType() const = 0;
virtual nsString GetAPIObjectId() const = 0;
private:
void CallWebExtMethodAsyncInternal(JSContext* aCx,
const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
const RefPtr<dom::Function>& aCallback,
JS::MutableHandle<JS::Value> aRetval,
ErrorResult& aRv);
public:
// WebExtensionStub methods shared between multiple API namespaces.
virtual void CallWebExtMethodNotImplementedNoReturn(
JSContext* aCx, const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs, ErrorResult& aRv);
virtual void CallWebExtMethodNotImplementedAsync(
JSContext* aCx, const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
const dom::Optional<OwningNonNull<dom::Function>>& aCallback,
JS::MutableHandle<JS::Value> aRetval, ErrorResult& aRv);
virtual void CallWebExtMethodNotImplemented(
JSContext* aCx, const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
JS::MutableHandle<JS::Value> aRetval, ErrorResult& aRv);
virtual void CallWebExtMethodNoReturn(JSContext* aCx,
const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
ErrorResult& aRv);
virtual void CallWebExtMethod(JSContext* aCx, const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
JS::MutableHandle<JS::Value> aRetVal,
ErrorResult& aRv);
virtual void CallWebExtMethodAsync(
JSContext* aCx, const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
const dom::Optional<OwningNonNull<dom::Function>>& aCallback,
JS::MutableHandle<JS::Value> aRetVal, ErrorResult& aRv);
virtual void CallWebExtMethodAsyncAmbiguous(
JSContext* aCx, const nsAString& aApiMethod,
const dom::Sequence<JS::Value>& aArgs,
JS::MutableHandle<JS::Value> aRetVal, ErrorResult& aRv);
// API Requests helpers.
already_AddRefed<ExtensionEventManager> CreateEventManager(
const nsAString& aEventName);
RefPtr<ExtensionAPICallFunctionNoReturn> CallFunctionNoReturn(
const nsAString& aApiMethod);
RefPtr<ExtensionAPICallSyncFunction> CallSyncFunction(
const nsAString& aApiMethod);
RefPtr<ExtensionAPICallAsyncFunction> CallAsyncFunction(
const nsAString& aApiMethod);
RefPtr<ExtensionAPIGetProperty> GetProperty(const nsAString& aApiProperty);
RefPtr<ExtensionAPIAddRemoveListener> SendAddListener(
const nsAString& aEventName);
RefPtr<ExtensionAPIAddRemoveListener> SendRemoveListener(
const nsAString& aEventName);
static void ThrowUnexpectedError(JSContext* aCx, ErrorResult& aRv);
};
class ExtensionAPINamespace : public ExtensionAPIBase {
protected:
nsString GetAPIObjectType() const override { return VoidString(); }
nsString GetAPIObjectId() const override { return VoidString(); };
};
class ChromeCompatCallbackHandler final : public dom::PromiseNativeHandler {
public:
NS_DECL_THREADSAFE_ISUPPORTS
static void Create(dom::Promise* aPromise,
const RefPtr<dom::Function>& aCallback);
MOZ_CAN_RUN_SCRIPT void ResolvedCallback(
JSContext* aCx, JS::Handle<JS::Value> aValue) override;
MOZ_CAN_RUN_SCRIPT void RejectedCallback(
JSContext* aCx, JS::Handle<JS::Value> aValue) override;
private:
explicit ChromeCompatCallbackHandler(const RefPtr<dom::Function>& aCallback)
: mCallback(aCallback) {
MOZ_ASSERT(aCallback);
}
~ChromeCompatCallbackHandler() = default;
RefPtr<dom::Function> mCallback;
};
} // namespace extensions
} // namespace mozilla
#endif // mozilla_extensions_ExtensionAPIBase_h
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