father.cpp

vc 编写的源代码！建议你们可以下载小看一下！

#include "stdafx.h"
#include "Father.h"
int Father::m_c=12;
Father::Father()
{
	cout<<"the Father default init"<<endl;
	m_a=8;
	m_b=9;
}
Father::Father(Father &fa)
{
	cout<<"the Fathercopy construct init"<<endl;
	m_a=fa.m_a;
	m_b=fa.m_b;
}
Father & Father::operator =(const Father &fa)
{
	cout<<"the Father::function ="<<endl;
	if(this==&fa)
	{
		return *this;
	}
	else
	{
		m_a=fa.m_a;
	    m_b=fa.m_b;
		return *this;
	}
}
Father::~Father()
{

}
int  Father::GetA()
{
	cout<<"(the Father GetA())";
	return m_a;
}
void Father::SetA(int a)
{//子类重新写了m_a,但不管何时调用次函数，一定是this->m_a ,而成员没有多态，
//所以，如果子类调用了此函数，为子对象的Father::m_a 被赋值！
	m_a=a;
}
int Father::GetB()
{
	return m_b;
}
void Father::GetName()
{
	cout<<"the father GetName!"<<endl;
}
void Father::func(int count)
{
	cout<<"father func(int count)"<<endl;
}
void Father::func(char *p)
{
	cout<<"father func(char *p)"<<endl;
	return;
}
void Father::test1()
{
	this->GetName();//（this->可以不写）！，在此埋下多态的伏笔！this 指的是调用函数的对象的地址，并且
	//在Father::的成员函数中，当然是Father父亲类型！所以其实在所有的成员函数中调用virtual函数时，
   //都是埋下多态的伏笔！
}
void Father::test2(Father &fa)
{
	fa.GetName();//在此埋下多态的伏笔！
}