Re: HELP - CString conversion? - Article 41 - go-pugleaf

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Re: HELP - CString conversion?

#41

From: Niels Ull Jacobsen
Date: Sun, 28 Jan 1996 11:54

42 lines
1727 bytes

Adler <Andreas.Adler@zxa.x400.basf-ag.de> writes:

>iti@Jerusalem.netvision.net.il wrote:
>>
>>When I try to read the text from a Edit Control (IDC_EDIT1) with the
>>following code:
>>
>>--------------------------------------------------------------
>>CString callBuf;
>>int msgLen = GetDlgItemText(IDC_EDIT1, callBuf, sizeof(callBuf));
>>--------------------------------------------------------------
>>
>>I get the following error:
>>
>>--------------------------------------------------------------
>>error C2664: 'GetDlgItemText' : cannot convert parameter 2 from 'class >::CString ' to 'char __far *'
>>--------------------------------------------------------------

>try:
> #define MAXLEN 256 
> CString callBuf;
> LPTSTR p;
> int msgLen;

> p=callBuf.GetBuffer(MAXLEN);
> msgLen = GetDlgItemText(IDC_EDIT1, p, MAXLEN);
> callBuf.ReleaseBuffer();

Totally correct. Of course, you could just use the somewhat simpler

msgLen = GetDlgItemText(IDC_EDIT1, callBuf);





>Andreas Adler


-- 
   Niels Ull Jacobsen, Dep. of CS, U of Copenhagen (null@diku.dk)
   Roenne Alle 3 st.th, 2860 Soeborg, Denmark, tel. +45 39 66 39 86

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Path: arc1-ca.pugleaf.net!diku.dk!null
From: null@diku.dk (Niels Ull Jacobsen)
Newsgroups: comp.os.ms-windows.programmer.tools.mfc,comp.os.ms-windows.apps.compatibility.win95,comp.lang.c++
Subject: Re: HELP - CString conversion?
Date: 28 Jan 1996 11:54:06 GMT
Organization: Department of Computer Science, U of Copenhagen
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