emaildlg.cpp

EMail VC++程序开发

// EMailDlg.cpp : implementation file
//

#include "stdafx.h"
#include "EMail.h"
#include "EMailDlg.h"

#include "smtp.h"
#include "MIMEMessage.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()

/////////////////////////////////////////////////////////////////////////////
// CEMailDlg dialog

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

void CEMailDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEMailDlg)
	DDX_Control(pDX, IDC_LIST_FILES, m_listFile);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CEMailDlg, CDialog)
	//{{AFX_MSG_MAP(CEMailDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_ADD_FILE, OnAddFile)
	ON_BN_CLICKED(IDC_SEND, OnSend)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEMailDlg message handlers

BOOL CEMailDlg::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

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

void CEMailDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	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 CEMailDlg::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();
	}
}

HCURSOR CEMailDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CEMailDlg::OnCancel() 
{
	CDialog::OnCancel();
}

void CEMailDlg::OnOK() 
{
}

void CEMailDlg::OnAddFile() 
{
   CString strFileName;

   CString strFileFilter = _T("所有文件(*.*) |*.*||");
   CFileDialog dlg(TRUE,NULL,NULL,OFN_ALLOWMULTISELECT | 
	   OFN_CREATEPROMPT| OFN_READONLY | OFN_HIDEREADONLY,
	   (LPCTSTR)strFileFilter,this);
   dlg.DoModal();

   POSITION pos = dlg.GetStartPosition();

   while (pos != NULL)
   {
      strFileName = dlg.GetNextPathName(pos);

      m_listFile.AddString(strFileName);
   }
}

void CEMailDlg::OnSend() 
{
	// 获得用户填入的信息
	CString strServerAddress,strFrom,strTo,strCopyTo;
	CString strSend,strTitle,strContent;

	GetDlgItemText(IDC_EDIT_SMTP,strServerAddress);
	GetDlgItemText(IDC_EDIT_FROM,strFrom);
	GetDlgItemText(IDC_EDIT_TO,strTo);
	GetDlgItemText(IDC_EDIT_CC,strCopyTo);
	GetDlgItemText(IDC_EDIT_BCC,strSend);
	GetDlgItemText(IDC_EDIT_SUBJECT,strTitle);
	GetDlgItemText(IDC_EDIT_BODY,strContent);

	if (strTo.IsEmpty())
   	{
		// 收信人地址为空
		AfxMessageBox(_T("发给谁呢，我不懂 ^_^ "));
		return;
	}

	if (strTitle.IsEmpty())
	{
		// 主题栏为空
		AfxMessageBox(_T("还是加上个题目，你说呢?"));
		return;
	}

	if (strContent.IsEmpty())
	{
		// 信件内容为空
		AfxMessageBox(_T("邮件内容不好为空吧，呵呵"));
		return;
	}

	if (strServerAddress.IsEmpty())
	{
		// 服务器地址栏为空
		AfxMessageBox(_T("请告诉我邮件服务器的地址(我现在只会用IP地址)"));
		return;
	}

	// 告诉用户正在处理邮件
	BeginWaitCursor();

	// 不再接受消息
	this->EnableWindow(FALSE);

	// 开始发送邮件
	CMIMEMessage msg;
	CSMTP smtp(strServerAddress);

	// 初始化邮件消息体
	msg.m_sFrom = strFrom;
	msg.m_sSubject = strTitle;
	msg.m_sBody = strContent;

	// 处理多个收信人地址的情况
	msg.AddMultipleRecipients(strTo);

	if (!strCopyTo.IsEmpty())
	{
		// 处理抄送人地址
		msg.AddMultipleRecipients(strCopyTo,CMailMessage::CC);
	}
	
	if (!strSend.IsEmpty())
	{
		// 处理暗送人地址
   		msg.AddMultipleRecipients(strSend, CMailMessage::BCC);
	}

	// 处理附件
	int nCount = m_listFile.GetCount();
	CString strFileName;

	for (int nIndex = 0;nIndex < nCount;nIndex++)
	{
		m_listFile.GetText(nIndex,strFileName);

		// 利用在SMTP消息体里的MIME发送附件
		msg.AddMIMEPart(strFileName); 
	}

	// 与服务器建立联系
	if (!smtp.Connect())
	{
		// 无法建立连接
		AfxMessageBox(_T("与服务器联系不上!"));
	
		// 重新开始接受消息
		this->EnableWindow(TRUE);
		EndWaitCursor();
	}

	// 发送邮件消息体
	if (!smtp.SendMessage(&msg))
	{
		// 邮件发送不成功
		MessageBox(smtp.GetLastError());
		EndWaitCursor();
	}
	else
	{
		AfxMessageBox(_T("邮件已发送!"));
	}

	// 与服务器断开连接
	smtp.Disconnect();

	// 重新开始接受消息
	this->EnableWindow(TRUE);
	EndWaitCursor();
}