Create Multipart/Alternative MIME

Create a simple multipart/alternative MIME message.

Download Chilkat C/C++ Libraries for VC++ 9.0 / Win32

Download Chilkat C/C++ Libraries for VC++ 8.0 / Win32

Download Chilkat C/C++ 64-bit Libraries for VC++ 8.0 / x64

Download Chilkat Visual Studio 2005 C/C++ Libs for Windows Mobile, Pocket PC, SmartPhone, WinCE

Download Chilkat C/C++ Libraries for VC++ 7.0 / Win32

Download Chilkat C/C++ Libraries for VC++ 6.0 / Win32

Download Chilkat C/C++ Libraries for VC++ 6.0, Win 95/98/NT4 Compatible

// Needs #include <CkMime.h>

    CkString strOut;


    CkMime mime;

    bool success;
    success = mime.UnlockComponent("Anything for 30-day trial");
    if (success == false) {
        strOut.append("Failed to unlock\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    //  Make this a multipart/alternative MIME message:
    mime.NewMultipartAlternative();

    //  Create a plain-text part and add it to the multipart/alternative MIME.
    CkMime ptMime;
    ptMime.SetBodyFromPlainText("This is the plain-text body");
    mime.AppendPart(ptMime);

    //  Now do the same for HTML:
    CkMime htMime;
    htMime.SetBodyFromHtml("<html><body>This is the HTML body</body></html>");
    mime.AppendPart(htMime);

    //  Show the full multipart/alternative MIME text which includes both parts:
    strOut.append(mime.GetMime());
    strOut.append("\r\n");

    //  Need to change the boundary string?
    mime.put_Boundary("__NewBoundaryString__123");

    //  Need to change the charset?
    ptMime = mime.GetPart(0);
    ptMime.put_Charset("utf-8");
    htMime = mime.GetPart(1);
    htMime.put_Charset("utf-8");

    //  Need to change the encoding?
    htMime.put_Encoding("base64");

    //  Now show the MIME again:
    strOut.append("---- After Changes ----");
    strOut.append("\r\n");
    strOut.append(mime.GetMime());
    strOut.append("\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

Need a specific example? Send a request to support@chilkatsoft.com