鼠标单击和双击处理

/****************************************************************************
* ===========================================================================
*
* 文件名: mousehandle.h
* 描述:
*
* 版本: 1.0
* 创建时间: 2013-4-5 11:22:5
* 编译环境: Visual Studio 2005
*
* 作者: 张永昌
* 单位: 华中师范大学计算机科学系
*
* ===========================================================================
*****************************************************************************/
#ifndef MOUSEHANDLE_H_
#define MOUSEHANDLE_H_

#ifndef MESSAGE_TEST
#define MESSAGE_TEST
#endif

class IMouseListener
{
public:
virtual void MouseDown(int nX, int nY) = 0;
virtual void MouseUp(int nX, int nY) = 0;
virtual void MouseDbClick(int nX, int nY) = 0;
virtual void MouseMove(int nX, int nY) = 0;
virtual ~IMouseListener();
};

class IEnventHandle
{
public:
virtual void Click(int nX, int nY) = 0;
virtual void DbClick(int nX, int nY) = 0;
virtual ~IEnventHandle();
};
#endif

#include "stdafx.h"
#include "mousehandle.h"

IMouseListener::~IMouseListener()
{
}

IEnventHandle::~IEnventHandle()
{
}

/****************************************************************************

* ===========================================================================
*
* 文件名: mousehandleimp.h
* 描述:
*
* 版本: 1.0
* 创建时间: 2013-4-6 21:32:1
* 编译环境: Visual Studio 2005
*
* 作者: 张永昌
* 单位: 华中师范大学计算机科学系
*
* ===========================================================================
*****************************************************************************/
#ifndef MOUSEHANDLEIMP_H_
#define MOUSEHANDLEIMP_H_
#include "mousehandle.h"

class MouseListener : public IMouseListener
{
public:
MouseListener(IEnventHandle *pEnventHandle);

// Interface for mouse
public:
virtual void MouseDown(int nX, int nY);
virtual void MouseUp(int nX, int nY);
virtual void MouseDbClick(int nX, int nY);
virtual void MouseMove(int nX, int nY);

public:
virtual ~MouseListener();

private:
// Internal mouse thing type
typedef enum _eMouseThing
{
CLICKTHING = 0,
DBCLICKTHING = 1
}eMouseThing;

eMouseThing m_MouseThing;
IEnventHandle *m_pEnventHandle;

// Point buffer
int m_nCachePointX;
int m_nCachePointY;

};

class ControlPointHandle : public IEnventHandle
{
public:
ControlPointHandle();

// Interface for MouseListener
public:
virtual void Click(int nX, int nY);
virtual void DbClick(int nX, int nY);

virtual ~ControlPointHandle();

private:

typedef enum _eSelectState
{
NOTBEGIN = 0,
BEGIN = 1,
END = 2
}eSelectState;

eSelectState m_SelectState;
};

#endif

#include "stdafx.h"#include "mousehandleimp.h"#include "controlpointimp.h"MouseListener::MouseListener(IEnventHandle *pEnventHandle){m_pEnventHandle = pEnventHandle;}void MouseListener::MouseDown(int nX, int nY){m_nCachePointX = nX;m_nCachePointY = nY;}void MouseListener::MouseUp(int nX, int nY){MSG msg;DWORD dwBegin = GetTickCount();DWORD dwClickInterval = 0;while (true){if (::PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE)){if (msg.message == WM_LBUTTONDBLCLK){m_MouseThing = DBCLICKTHING;break;}}dwClickInterval = GetTickCount() - dwBegin;if (dwClickInterval > GetDoubleClickTime()){m_MouseThing = CLICKTHING;m_pEnventHandle->Click(m_nCachePointX, m_nCachePointY);break;}else{continue;}}}void MouseListener::MouseDbClick(int nX, int nY){MSG msg;DWORD dwBegin = GetTickCount();DWORD dwClickInterval = 0;while (true){if (::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)){if (msg.message == WM_LBUTTONUP && m_MouseThing == DBCLICKTHING){m_pEnventHandle->DbClick(m_nCachePointX, m_nCachePointY);break;}}dwClickInterval = GetTickCount() - dwBegin;if (dwClickInterval > GetDoubleClickTime()){m_MouseThing = CLICKTHING;break;}else{continue;}}m_MouseThing = CLICKTHING;}void MouseListener::MouseMove(int nX, int nY){}MouseListener::~MouseListener(){}ControlPointHandle::ControlPointHandle(){}ControlPointHandle::~ControlPointHandle(){}void ControlPointHandle::Click(int nX, int nY){CString sTemp;sTemp.Format(_T("Click\n"));TRACE(sTemp);if (NOTBEGIN == m_SelectState){m_SelectState = BEGIN;}else if (BEGIN == m_SelectState){m_SelectState = BEGIN;}}void ControlPointHandle::DbClick(int nX, int nY){CString sTemp;sTemp.Format(_T("DbClick\n"));TRACE(sTemp);if (BEGIN == m_SelectState){m_SelectState = NOTBEGIN;}}