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/***************************************************************************
threads.h - threads for kvncview
-------------------
begin : Thu May 09 16:01:42 CET 2002
copyright : (C) 2002 by Tim Jansen
email : tim@tjansen.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#ifndef THREADS_H
#define THREADS_H
#include <tqthread.h>
#include <tqregion.h>
#include <tqrect.h>
#include <tqmutex.h>
#include <tqwaitcondition.h>
#include <tqevent.h>
#include <tqvaluelist.h>
#include <tqdatetime.h>
#include <stdlib.h>
#include "events.h"
#include "vnctypes.h"
class KVncView;
enum EventType {
MouseEventType,
KeyEventType
};
struct MouseEvent {
int x, y, buttons;
};
struct KeyEvent {
unsigned int k;
bool down;
};
struct InputEvent {
EventType type;
union {
MouseEvent m;
KeyEvent k;
} e;
};
class WriterThread : public TQThread {
private:
TQMutex m_lock;
TQWaitCondition m_waiter;
volatile bool &m_quitFlag;
KVncView *m_view;
TQTime m_lastIncrUpdate; // start()ed when a incr update is sent
bool m_lastIncrUpdatePostponed;
// all things that can be send follow:
bool m_incrementalUpdateRQ; // for sending an incremental request
bool m_incrementalUpdateAnnounced; // set when a RQ will come soon
TQRegion m_updateRegionRQ; // for sending updates, null if it is done
TQValueList<InputEvent> m_inputEvents; // list of unsent input events
MouseEvent m_lastMouseEvent;
int m_mouseEventNum, m_keyEventNum;
TQString m_clientCut;
void sendFatalError(ErrorCode s);
public:
WriterThread(KVncView *v, volatile bool &quitFlag);
void queueIncrementalUpdateRequest();
void announceIncrementalUpdateRequest();
void queueUpdateRequest(const TQRegion &r);
void queueMouseEvent(int x, int y, int buttonMask);
void queueKeyEvent(unsigned int k, bool down);
void queueClientCut(const TQString &text);
void kick();
protected:
void run();
bool sendIncrementalUpdateRequest();
bool sendUpdateRequest(const TQRegion &r);
bool sendInputEvents(const TQValueList<InputEvent> &events);
};
class ControllerThread : public TQThread {
private:
KVncView *m_view;
enum RemoteViewStatus m_status;
WriterThread &m_wthread;
volatile bool &m_quitFlag;
volatile bool m_desktopInitialized;
TQWaitCondition m_waiter;
void changeStatus(RemoteViewStatus s);
void sendFatalError(ErrorCode s);
public:
ControllerThread(KVncView *v, WriterThread &wt, volatile bool &quitFlag);
enum RemoteViewStatus status();
void desktopInit();
void kick();
protected:
void run();
};
#endif
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