gecko-dev/xpcom/threads/nsIIdleRunnable.h
2020-02-12 11:13:33 +00:00

49 lines
1.5 KiB
C++

/* -*- 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 nsIIdleRunnable_h__
#define nsIIdleRunnable_h__
#include "nsISupports.h"
#include "mozilla/TimeStamp.h"
#define NS_IIDLERUNNABLE_IID \
{ \
0x688be92e, 0x7ade, 0x4fdc, { \
0x9d, 0x83, 0x74, 0xcb, 0xef, 0xf4, 0xa5, 0x2c \
} \
}
class nsIEventTarget;
/**
* A task interface for tasks that can schedule their work to happen
* in increments bounded by a deadline.
*/
class nsIIdleRunnable : public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IIDLERUNNABLE_IID)
/**
* Notify the task of a point in time in the future when the task
* should stop executing.
*/
virtual void SetDeadline(mozilla::TimeStamp aDeadline){};
virtual void SetTimer(uint32_t aDelay, nsIEventTarget* aTarget) {
MOZ_ASSERT_UNREACHABLE(
"The nsIIdleRunnable instance does not support "
"idle dispatch with timeout!");
};
protected:
nsIIdleRunnable() = default;
virtual ~nsIIdleRunnable() = default;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsIIdleRunnable, NS_IIDLERUNNABLE_IID)
#endif // nsIIdleRunnable_h__