32 lines
812 B
C
32 lines
812 B
C
|
#ifndef MONITOR_H
|
||
|
|
#define MONITOR_H
|
||
|
|
#include <QMutexLocker>
|
||
|
|
#include <QWaitCondition>
|
||
|
|
#include <queue>
|
||
|
|
|
||
|
|
using namespace std;
|
||
|
|
|
||
|
|
const int BUFFSIZE = 100;
|
||
|
|
//************************************************************
|
||
|
|
|
||
|
|
template<typename T>
|
||
|
|
class Monitor {
|
||
|
|
private:
|
||
|
|
QMutex l;
|
||
|
|
QWaitCondition full, empty; // full: Condition variable for queue itemQ.
|
||
|
|
// empty: Condition variable for queue emptySpotsQ.
|
||
|
|
|
||
|
|
queue<T *> emptySpotsQ; // Queue of free item buffer places for items to be produced
|
||
|
|
queue<T *> itemQ; // Queue of item buffer places with items to be consumed
|
||
|
|
T *buffer; // Item buffer
|
||
|
|
public:
|
||
|
|
T* canPut();
|
||
|
|
T* canGet();
|
||
|
|
void donePutting(T *x);
|
||
|
|
void doneGetting(T *x);
|
||
|
|
Monitor(int n = BUFFSIZE);
|
||
|
|
~Monitor();
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif // MONITOR_H
|