gecko-dev/dom/base/TimeoutHandler.h

51 строка
1.5 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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_dom_timeout_handler_h
#define mozilla_dom_timeout_handler_h
#include "nsCOMPtr.h"
#include "nsISupports.h"
#include "nsITimeoutHandler.h"
namespace mozilla {
namespace dom {
/**
* Utility class for implementing nsITimeoutHandlers, designed to be subclassed.
*/
class TimeoutHandler : public nsITimeoutHandler
{
public:
// TimeoutHandler doesn't actually contain cycles, but subclasses
// probably will.
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS(TimeoutHandler)
virtual nsresult Call() override;
virtual void GetLocation(const char** aFileName, uint32_t* aLineNo,
uint32_t* aColumn) override;
virtual void MarkForCC() override {}
protected:
TimeoutHandler() : mFileName(""), mLineNo(0), mColumn(0) {}
explicit TimeoutHandler(JSContext *aCx);
virtual ~TimeoutHandler() {}
private:
TimeoutHandler(const TimeoutHandler&) = delete;
TimeoutHandler& operator=(const TimeoutHandler&) = delete;
TimeoutHandler& operator=(const TimeoutHandler&&) = delete;
nsCString mFileName;
uint32_t mLineNo;
uint32_t mColumn;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_timeout_handler_h