#ifndef  _CONTEXTMENU_H_

 #define _CONTEXTMENU_H_

 #include <windows.h>

 //动态菜单

 #define  ITEM_MENU_REPLY  40001

 #define  ITEM_MENU_ALLREPLAY 40002

 #define  ITEM_MENU_RELAY 40003

 #define  ITEM_MENU_DELETE 40004

 #define  ITEM_MENU_FINALDELETE 40005

 #define  ITEM_MEUN_MARK 40006

 #define  ITEM_SUBMENU_UNSEEN 40007

 #define ITEM_SUBMENU_SEEN 40008

 class CContextPopMenu

 {

 public:

     CContextPopMenu();

     ~CContextPopMenu();

     void PopMenu(HWND hwnd,int nX,int nY );

     void PopMenu(HWND hwnd,const POINT& pt);

     void EnableMenu(int nItem,bool nEnable);

 private:

     HMENU m_pPopMenu;

 };

 #endif

 #include "ContextMenu.h"

 CContextPopMenu::CContextPopMenu()

 {

     m_pPopMenu = CreatePopupMenu();

     if (m_pPopMenu)

     {

         HMENU Submenu = ::CreatePopupMenu();

         ::InsertMenu(m_pPopMenu,(-),MF_BYPOSITION,ITEM_MENU_REPLY,TEXT("回复"));

         ::InsertMenu(m_pPopMenu,(-),MF_BYPOSITION,ITEM_MENU_ALLREPLAY,TEXT("全部回复"));

         ::InsertMenu(m_pPopMenu,(-),MF_BYPOSITION,ITEM_MENU_RELAY,TEXT("转发"));

         ::InsertMenu(m_pPopMenu,(-),MF_BYPOSITION,ITEM_MENU_DELETE,TEXT("删除"));

         ::InsertMenu(m_pPopMenu,(-),MF_BYPOSITION,ITEM_MENU_FINALDELETE,TEXT("彻底删除"));

         ::InsertMenu(m_pPopMenu,(-),MF_BYPOSITION|MF_POPUP,(unsigned int)Submenu,TEXT("标记"));

         ::InsertMenu(Submenu,(-),MF_BYPOSITION|MF_POPUP,ITEM_SUBMENU_UNSEEN,TEXT("未读邮件"));

         ::InsertMenu(Submenu,(-),MF_BYPOSITION|MF_POPUP,ITEM_SUBMENU_SEEN,TEXT("已读邮件"));

     }

 }

 CContextPopMenu::~CContextPopMenu()

 {

     if (m_pPopMenu)

     {

         DestroyMenu(m_pPopMenu);

         m_pPopMenu = NULL;

     }

 }

 void CContextPopMenu::PopMenu(HWND hwnd,int nX,int nY )

 {

     if (m_pPopMenu && hwnd)

     {

         TrackPopupMenu(m_pPopMenu,TPM_LEFTALIGN|TPM_RIGHTBUTTON,nX,nY,,hwnd,NULL)

     }

 }

 void CContextPopMenu::PopMenu(HWND hwnd,const POINT& pt)

 {

     PopMenu(hwnd,pt.x,pt.y);

 }

 case WM_RBUTTONUP:

     POINT pt;

     ::GetCursorPos(&pt);

     CContextPopMenu* pPopMenu = new CContextPopMenu;

     pPopMenu->PopMenu(hwnd,pt);

 break;

 case WM_COMMAND:

         switch(LOWORD(wParam))

         {

         case ITEM_MENU_REPLY:

             MessageBox(NULL,TEXT("响应回复菜单项"),TEXT("提示"),MB_OK);

             break;;

         case ITEM_SUBMENU_UNSEEN:

             MessageBox(NULL,TEXT("响应标记子菜单项"),TEXT("提示"),MB_OK);

             break;

         }