/* -*- 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/. */
/** * This header declares RAII wrappers for Window neutering. See * WindowsMessageLoop.cpp for more details.
*/
namespace mozilla { namespace ipc {
/** * This class is a RAII wrapper around Window neutering. As long as a * NeuteredWindowRegion object is instantiated, Win32 windows belonging to the * current thread will be neutered. It is safe to nest multiple instances of * this class.
*/ class MOZ_RAII NeuteredWindowRegion { public: explicit NeuteredWindowRegion(bool aDoNeuter);
~NeuteredWindowRegion();
/** * This function clears any backlog of nonqueued messages that are pending for * the current thread.
*/ void PumpOnce();
private: bool mNeuteredByThis;
};
/** * This class is analagous to MutexAutoUnlock for Mutex; it is an RAII class * that is to be instantiated within a NeuteredWindowRegion, thus temporarily * disabling neutering for the remainder of its enclosing block. * @see NeuteredWindowRegion
*/ class MOZ_RAII DeneuteredWindowRegion { public: explicit DeneuteredWindowRegion();
~DeneuteredWindowRegion();
private: bool mReneuter;
};
class MOZ_RAII SuppressedNeuteringRegion { public: explicit SuppressedNeuteringRegion();
~SuppressedNeuteringRegion();
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