counter.cpp

来自「gx 公司的2410-ep qt试验源代吗。 还有说明文档。」· C++ 代码 · 共 35 行

/****************************************************************************
** $Id: /sample/3/counter.cpp   2.3.2   edited 2004-10-12 $
**
** Copyright (C) 2004-2005 OURSELEC AS.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
***************************************************************
**************/
#include <stdio.h>
#include "counter.h"

Counter::Counter( QWidget *parent, const char *name ):
		QWidget( parent, name )
{
	counter = 0;
	label = new QLabel( "0", this );
	label->setAlignment( AlignVCenter | AlignHCenter );
}

void Counter::IncCounter()
{
	char str[30];
	sprintf( str, "%d", ++counter );
	label->setText( str );
}

void Counter::DecCounter()
{
	char str[30];
	sprintf( str, "%d", --counter );
	label->setText( str );
}