msgclientdlg.cpp

一个采用C/S结构的信息发布接收管理程序

// MsgClientDlg.cpp : implementation file
//

#include "stdafx.h"
#include "MsgClient.h"
#include "MsgClientDlg.h"
#include "ClientSocket.h"
#include "ShowMsgDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMsgClientDlg dialog

CMsgClientDlg::CMsgClientDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMsgClientDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMsgClientDlg)
	m_strSysMsg = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMsgClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMsgClientDlg)
	DDX_Control(pDX, IDC_LIST_MSG, m_ListMsg);
	DDX_Text(pDX, IDC_STATIC_MSG, m_strSysMsg);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMsgClientDlg, CDialog)
ON_MESSAGE(WM_USER_RECEIVE_MSG, OnReceiveMsg)
	//{{AFX_MSG_MAP(CMsgClientDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_TIMER()
	ON_WM_CLOSE()
	ON_NOTIFY(NM_DBLCLK, IDC_LIST_MSG, OnDblclkListMsg)
	ON_WM_CREATE()
	ON_WM_DESTROY()
	ON_MESSAGE(WM_HOTKEY,OnHotKey)
	ON_COMMAND(IDM_TASK_OPEN, OnTaskOpen)
	ON_COMMAND(IDM_TASK_QUIT, OnTaskQuit)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMsgClientDlg message handlers

BOOL CMsgClientDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
 //----------------------列表初始化--------------------------
	RECT	rect;
	m_ListMsg.ModifyStyle(LVS_TYPEMASK, LVS_REPORT);
	ListView_SetExtendedListViewStyle(m_ListMsg.m_hWnd, LVS_EX_GRIDLINES |LVS_EX_FULLROWSELECT  );

	m_ListMsg.DeleteAllItems();
	m_ListMsg.InsertColumn(0, "时间");
	m_ListMsg.InsertColumn(1, "信息");
	m_ListMsg.GetWindowRect(&rect);
	int nTotalX = rect.right - rect.left;

	m_ListMsg.SetColumnWidth(0, (nTotalX-4)*3/10);
	m_ListMsg.SetColumnWidth(1, (nTotalX-4)*7/10);

//----------------------列表初始化结束----------------------	

	m_pSocket=NULL;

	OnHide();
	ReadIniFile();

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CMsgClientDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else if(nID==SC_MINIMIZE)
	{
		ShowWindow(SW_HIDE);
	}

	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CMsgClientDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CMsgClientDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

CClientSocket* CMsgClientDlg::ConnectServer()
{
	CClientSocket *pTempSocket=new CClientSocket(this);

	//生成客户端的Socket
	if(!(pTempSocket->Create()))
	{
		delete pTempSocket;
		AfxMessageBox("生成Socket出错");
		return NULL;
	}
	//进行服务器的连接
	if(!pTempSocket->Connect(m_strSerVerIP ,m_nPort))
	{
		delete pTempSocket;
		//AfxMessageBox("和服务器进行连接时出错");
		m_strSysMsg="和服务器进行连接时出错";
		UpdateData(FALSE);

		return NULL;
	}
	return pTempSocket;	
}

void CMsgClientDlg::Connect() 
{
	if(!m_pSocket)
	{
		m_pSocket=new CClientSocket(this);  
		if(!(m_pSocket=ConnectServer()))
		{
			delete m_pSocket; //虽然此时的m_pSocket是NULL，但仍然可以进行delete操作
			m_pSocket=NULL;
			return;
		}
	}

	CString		strCmdMsg="GET_MSG";
	int iSend = m_pSocket->Send(strCmdMsg,strlen(strCmdMsg));

}

void CMsgClientDlg::DisConnect() 
{
	if(m_pSocket)
	{
		delete m_pSocket;//先要进行销毁对象指针的操作，
		m_pSocket=NULL;//然后使指针为NULL
	}
}
//-------------------------------------------------------


void CMsgClientDlg::OnTimer(UINT nIDEvent) 
{
	Connect();	
	CDialog::OnTimer(nIDEvent);
}


void CMsgClientDlg::OnClose() 
{
	KillTimer(WM_GET_MSG_TIMER);
	CDialog::OnClose();
}

//------------------------------------------------------


LRESULT  CMsgClientDlg::OnReceiveMsg(WPARAM wParam, LPARAM lParam)
{
	m_ListMsg.DeleteAllItems();

	if ( wParam ==0 )
	{
		m_strSysMsg = "目前没有信息!";
		UpdateData(FALSE);
		return 0;
	}

	CString		strTime;
	CTime		ctTime;
	CString		strMsg;
	int			iSubItem;
	pReceiveInfo = (struct SentInfo*) tempMsg;

	CString temp;

	for( int i=0;i<pReceiveInfo->iCurrentMsgCount;i++)
	{
		ctTime = pReceiveInfo->MsgList[i].ctAddTime;
		strTime = ctTime.Format("%Y-%m-%d %H:%M:%S");
		
		strMsg.Format("%s",pReceiveInfo->MsgList[i].strMsg);
		strMsg=strMsg.Left(pReceiveInfo->MsgList[i].iMsgSize);

		iSubItem = m_ListMsg.InsertItem(0, strTime);
		m_ListMsg.SetItemText (iSubItem,1,strMsg);
	}

	m_strSysMsg.Format("有%d条信息，共%dBYTE.",pReceiveInfo->iCurrentMsgCount,wParam);
	UpdateData(FALSE);

	CShowMsgDlg ShowDlg;
	ShowDlg.DoModal();

	return 0;
}

void CMsgClientDlg::OnDblclkListMsg(NMHDR* pNMHDR, LRESULT* pResult) 
{
	CString strTime = m_ListMsg.GetItemText(m_ListMsg.GetNextItem(-1,LVNI_ALL | LVNI_SELECTED),0);	
	CString strMsg = m_ListMsg.GetItemText(m_ListMsg.GetNextItem(-1,LVNI_ALL | LVNI_SELECTED),1);	
	
	if (strTime.IsEmpty())
	{
		return;
	}
	CString temp;
	temp.Format("%s\n%s",strTime,strMsg);
	MessageBox(temp,"北斗星信息服务");

	*pResult = 0;
}

/********************************************************
*   读取初始数据
*   2004/9/20
********************************************************/
void CMsgClientDlg::ReadIniFile()
{
	char szParameter[1024] = {NULL};
    char *szSection;
    char *szFileName = "ParaSet.ini";
	char szDir[1024];
	char szTemp[1024];

	szSection = "MsgClient";

	GetCurrentDirectory(1024,szDir);
	SetCurrentDirectory( szDir ); 
	wsprintf(szTemp,"%s\\%s",szDir,szFileName);
    szFileName = szTemp;


//服务器IP
	lstrcpy( szParameter, "127.0.0.1" );
	::GetPrivateProfileString( szSection, "ServerIP", "127.0.0.1", szParameter, 1024, szFileName);
	m_strSerVerIP.Format("%s",szParameter);

//服务器端口
	m_nPort = ::GetPrivateProfileInt(szSection,"Port",5200,szFileName);

//链接间隔
	int iTimer = ::GetPrivateProfileInt(szSection,"Timer",60,szFileName);
	iTimer = iTimer*1000;
	SetTimer(WM_GET_MSG_TIMER,iTimer,NULL);

}


/*****************************************************************
*  功能：实现托盘图标
*  函数：OnHide()  WindowProc()  OnTray()   DeleteIcon()
******************************************************************/

void CMsgClientDlg::OnHide() 
{
	NOTIFYICONDATA tnd;
	tnd.cbSize=sizeof(NOTIFYICONDATA);
	tnd.hWnd=this->m_hWnd;
	tnd.uID=IDR_MAINFRAME;
	tnd.uFlags=NIF_MESSAGE|NIF_ICON|NIF_TIP;
	tnd.uCallbackMessage=WM_TRAY;
	tnd.hIcon=LoadIcon(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDR_MAINFRAME));
	strcpy(tnd.szTip,"北斗星信息服务");
	::Shell_NotifyIcon(NIM_ADD,&tnd);
	this->ShowWindow(SW_HIDE);
}

LRESULT CMsgClientDlg::OnTray(WPARAM wParam,LPARAM lParam)
{
	if(wParam!=IDR_MAINFRAME)
	{
		return 0L;
	}
	CMenu menu,*pSubMenu;
	CWnd *pTarget=AfxGetMainWnd();
	if(LOWORD(lParam)==WM_RBUTTONUP)
	{
		if(!menu.LoadMenu(IDR_MENU_TASK))
		{
			return 0;
		}
		if(!(pSubMenu=menu.GetSubMenu(0))) 
		{
			return 0;
		}
		::SetMenuDefaultItem(pSubMenu->m_hMenu,IDR_MENU_TASK,0);
		CPoint pos;
		GetCursorPos(&pos);
		::TrackPopupMenu(pSubMenu->m_hMenu,0,pos.x,pos.y,0,pTarget->GetSafeHwnd(),NULL);
		pTarget->PostMessage(WM_NULL,0,0);
		menu.DestroyMenu();
	}
	else if(LOWORD(lParam)==WM_LBUTTONDBLCLK)
	{
		this->ShowWindow(SW_SHOW);
	}
	return 0;
}

int CMsgClientDlg::DeleteIcon()
{
	BOOL res;
	NOTIFYICONDATA tnd;
	tnd.cbSize=sizeof(NOTIFYICONDATA);
	tnd.hWnd=this->m_hWnd;
	tnd.uID=IDR_MAINFRAME;
	res=Shell_NotifyIcon(NIM_DELETE,&tnd);
	return res;
}

LRESULT CMsgClientDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) 
{
	if(message == WM_TRAY)
	{
		return OnTray(wParam,lParam);	
	}
	
	return CDialog::WindowProc(message, wParam, lParam);
}


void CMsgClientDlg::OnTaskOpen() 
{
	this->ShowWindow(SW_SHOW);
}

void CMsgClientDlg::OnTaskQuit() 
{
	::PostQuitMessage(0);
}

/*****************************************************************
*  功能：启动及退出系统
******************************************************************/
void CMsgClientDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	DeleteIcon();
	UnregisterHotKey(m_hWnd,1001);
	UnregisterHotKey(m_hWnd,1002);
	UnregisterHotKey(m_hWnd,1003);
	UnregisterHotKey(m_hWnd,1004);
}


int CMsgClientDlg::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CDialog::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	RegisterHotKey(m_hWnd,1001,MOD_ALT,'q');
	RegisterHotKey(m_hWnd,1002,MOD_ALT,'Q');
	RegisterHotKey(m_hWnd,1003,MOD_ALT,'w');
	RegisterHotKey(m_hWnd,1004,MOD_ALT,'W');
	
	return 0;
}

/**********************************************************
*    名称：OnHotKey
*    功能：系统热键的操作
**********************************************************/
LRESULT CMsgClientDlg::OnHotKey(WPARAM wParam,LPARAM lParam)
{
	if(wParam==1001 || wParam==1002)
	{
		this->ShowWindow(SW_SHOW);
	}
	if(wParam==1003 || wParam==1004)
	{
		this->ShowWindow(SW_HIDE);
	}
	return 0;
}