зеркало из https://github.com/mozilla/gecko-dev.git
46 строки
1.1 KiB
C
46 строки
1.1 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 mozilla_PostTraversalTask_h
|
||
|
#define mozilla_PostTraversalTask_h
|
||
|
|
||
|
/* a task to be performed immediately after a Servo traversal */
|
||
|
|
||
|
namespace mozilla {
|
||
|
|
||
|
/**
|
||
|
* A PostTraversalTask is a task to be performed immediately after a Servo
|
||
|
* traversal. There are just a few tasks we need to perform, so we use this
|
||
|
* class rather than Runnables, to avoid virtual calls and some allocations.
|
||
|
*
|
||
|
* A PostTraversalTask is only safe to run immediately after the Servo
|
||
|
* traversal, since it can hold raw pointers to DOM objects.
|
||
|
*/
|
||
|
class PostTraversalTask
|
||
|
{
|
||
|
public:
|
||
|
void Run();
|
||
|
|
||
|
private:
|
||
|
enum class Type
|
||
|
{
|
||
|
Dummy,
|
||
|
};
|
||
|
|
||
|
explicit PostTraversalTask(Type aType)
|
||
|
: mType(aType)
|
||
|
, mTarget(nullptr)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
Type mType;
|
||
|
void* mTarget;
|
||
|
};
|
||
|
|
||
|
} // namespace mozilla
|
||
|
|
||
|
#endif // mozilla_PostTraversalTask_h
|