You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
58 lines
1.6 KiB
58 lines
1.6 KiB
14 years ago
|
/*
|
||
|
|
* copyright (c) 2005 Boudewijn Rempt
|
||
|
|
*
|
||
|
|
* this program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the gnu general public license as published by
|
||
|
|
* the free software foundation; either version 2 of the license, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* this program is distributed in the hope that it will be useful,
|
||
|
|
* but without any warranty; without even the implied warranty of
|
||
|
|
* merchantability or fitness for a particular purpose. see the
|
||
|
|
* gnu general public license for more details.
|
||
|
|
*
|
||
|
|
* you should have received a copy of the gnu general public license
|
||
|
|
* along with this program; if not, write to the free software
|
||
|
|
* foundation, inc., 675 mass ave, cambridge, ma 02139, usa.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef KIS_THREAD_
|
||
|
|
#define KIS_THREAD_
|
||
|
|
|
||
|
|
#include <tqthread.h>
|
||
|
|
#include <ksharedptr.h>
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A KisThread is a TQThread that can be set in the canceled state.
|
||
|
|
* Lengthy operations initiated in run() should regularly read the
|
||
|
|
* canceled state and stop when it's set to true
|
||
|
|
*/
|
||
|
|
class KisThread : public TQThread {
|
||
|
|
|
||
|
|
public:
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Create a new KisThread with the canceled state set to false
|
||
|
|
*/
|
||
|
|
KisThread() : TQThread(), m_canceled(false) {};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Request the thread to cancel at the first opportunity. Note
|
||
|
|
* that the owner of the thread is responsible for restoring the
|
||
|
|
* previous state of paint devices etc, the thread itself just stops
|
||
|
|
* as soon as possible.
|
||
|
|
*/
|
||
|
|
virtual void cancel() { m_canceled = true; }
|
||
|
|
virtual bool isCanceled() { return m_canceled; }
|
||
|
|
|
||
|
|
void runDirectly() { run(); }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
bool m_canceled;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|