eventsource.cpp

来自「用 Java 代码处理本地对象的事件源代码 设有两部分」· C++ 代码 · 共 52 行

//////////////////////////////////////////////////////////////////////
// implementation of the CEventSource class.

#include "EventSource.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction

CEventSource::CEventSource()
{

}

CEventSource::~CEventSource()
{

}

int CEventSource::addMouseDownListener(IMouseDownListener * listener)
{
	if (NULL == listener)
	{
		return -1;
	}

	m_setListeners.insert(listener);
	return 0;
}

int CEventSource::removeMouseDownListener(IMouseDownListener * listener)
{
	if (NULL == listener)
	{
		return -1;
	}

	m_setListeners.erase(listener);
	return 0;
}

void CEventSource::fireMouseDownEvent(int hPos, int vPos)
{
	for (set<IMouseDownListener *>::iterator iter = m_setListeners.begin();
		 iter != m_setListeners.end();
		 iter++)
	{
		(*iter)->onMouseDown(hPos, vPos);
	}

	return;
}