field.h~

一个多进程通信的演示

#ifndef QT_TEST
#define QT_TEST

#include <QWidget>

QT_BEGIN_NAMESPACE

class QTimer;

QT_END_NAMESPACE

class Field : public QWidget
{
	Q_OBJECT
public:
	Field(QWidget *parent = 0);

private slots:
	void move();

protected:
	void paintEvent( QPaintEvent *event );
	void checkIfTouch();

private:
	QTimer* timer;
	int timeCount;
	bool bTransSignal;
	bool bWait;
	int radious;
	int xSpeed;
	int ySpeed;
	int posX;
	int posY;
};

#endif