±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1785  |  »Ø¸´: 1

lhy317409772

Òø³æ (³õÈëÎÄ̳)

[ÇóÖú] ΪSerialPortÔö¼ÓWM_COMM_RXCHARÏûÏ¢ÏìÓ¦³ö´í£¬Çó½â´ð¡£

Çó´óÏÀÖ¸µã£º
ÎÒÔÚΪSerialPortÔö¼ÓWM_COMM_RXCHARÏûÏ¢ÏìӦʱÊÇÕâÑùÀ´µÄ£º
Step1£º
CODE:
// Generated message map functions
//{{AFX_MSG(CSerialPortTestDlg)
afx_msg LONG OnComm(WPARAM ch, LPARAM port);  
//}}AFX_MSG

Step2£º
CODE:
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
//{{AFX_MSG_MAP(CAboutDlg)
// No message handlers
ON_MESSAGE(WM_COMM_RXCHAR, OnComm)   
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

Step3£º
CODE:
LONG CSerialPortTestDlg::OnComm(WPARAM ch, LPARAM port)
{
m_strEditReceiveMsg += ch;
UpdateData(FALSE);
return 0;
}

±¨´í£º
CODE:
D:\VC6.0\Work Program\MSComm\SerialPortTest\SerialPortTestDlg.cpp(56) : error C2065: 'OnComm' : undeclared identifier
D:\VC6.0\Work Program\MSComm\SerialPortTest\SerialPortTestDlg.cpp(56) : error C2440: 'type cast' : cannot convert from 'int *' to 'long (__thiscall CWnd::*)(unsigned int,long)'
        There is no context in which this conversion is possible

PS£ºÎÒÒѾ­³¢ÊÔ¹ý°Ñ LONG ÐÞ¸ÄΪ LRESULT£¬ÎÊÌâûÓнâ¾ö£¬Ð»Ð»ÁË¡£
»Ø¸´´ËÂ¥
»ñµÃ֪ʶµÄΨһ°ì·¨£¬¾ÍÊÇ¿¿Çഺȥ»»È¡¡£
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lhy317409772

Òø³æ (³õÈëÎÄ̳)

Okay£¬ÎÒ¸ãÃ÷°×ÁË..Îҵĵڶþ²½ÏûÏ¢Ó³ÉäÌí¼Ó´íÁ˵ط½£¬¼ÓÔÚÁËCAboutDlg£¬¶øÎÒ²¢Ã»ÓÐÔÚCAboutDlgµÄÍ·ÎļþÖÐÉùÃ÷ÏìÓ¦º¯ÊýOnComm...ËùÒÔÌáʾ 䶨Òå±êʶ·û¡£
»ñµÃ֪ʶµÄΨһ°ì·¨£¬¾ÍÊÇ¿¿Çഺȥ»»È¡¡£
2Â¥2014-04-16 19:58:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ lhy317409772 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼Á +11 ÕÅzz111 2026-03-27 12/600 2026-04-02 22:47 by JourneyLucky
[¿¼ÑÐ] 085600£¬320·ÖÇóµ÷¼Á +6 ´ó²öС×Ó 2026-04-02 6/300 2026-04-02 21:54 by dongzh2009
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +4 ÍÃͻͻͻ£¬ 2026-04-02 5/250 2026-04-02 21:16 by ÍÃͻͻͻ£¬
[¿¼ÑÐ] һ־Ըɽ¶«´óѧ£¬085600£¬344 +7 κ×Óper 2026-04-02 8/400 2026-04-02 21:12 by °ÙÁéͯ888
[¿¼ÑÐ] 282Çóµ÷¼Á +18 ycy1201 2026-04-01 20/1000 2026-04-02 16:39 by liumengping
[¿¼ÑÐ] 262Çóµ÷¼Á +5 ÀøÖ¾Ò»¶¨·¢ÎÄÕ 2026-04-02 6/300 2026-04-02 12:51 by yulian1987
[¿¼ÑÐ] 311Çóµ÷¼Á +14 À¶ÔÂÁÁÁÁ 2026-03-30 14/700 2026-04-02 12:18 by 1753564080
[¿¼ÑÐ] 292·Ö£¬²ÄÁÏÓ뻯¹¤£¬ÉêÇëµ÷¼Á +19 ³ÌÇçÖ® 2026-04-01 23/1150 2026-04-02 11:59 by ³ÌÇçÖ®
[¿¼ÑÐ] 367Çóµ÷¼Á +8 ÓóÄàà£à£¡­ 2026-03-28 8/400 2026-04-02 09:20 by olim
[¿¼ÑÐ] 085602»¯Ñ§¹¤³Ì268·Ö¶×µ÷¼Á +8 ÔÂÕÕ»¨ÁÖ¡£ 2026-04-01 8/400 2026-04-01 22:08 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 298Çóµ÷¼Á +4 ʲôÊÇÅÖÍ·Óã 2026-03-30 6/300 2026-04-01 22:06 by ¿Í¶ûÃÀµÂ
[¿¼ÑÐ] °²È«¹¤³Ì 285 Çóµ÷¼Á +3 Xinyu56 2026-04-01 4/200 2026-04-01 21:50 by ¾²¾²¾²¾²¾²¾²¾²¾
[¿¼ÑÐ] »¯Ñ§0703 µ÷¼Á 306·Ö Ò»Ö¾Ô¸211 +12 26ÒªÉϰ¶ 2026-03-28 12/600 2026-04-01 11:10 by chemdavid
[¿¼ÑÐ] 339Çóµ÷¼Á +5 zjjkt 2026-03-31 5/250 2026-04-01 09:18 by JourneyLucky
[¿¼ÑÐ] ¡¾µ÷¼Á¡¿Ò»Ö¾Ô¸ÏôóÉúÎïÓëÒ½Ò©µ÷¼Á +3 EchoϺÃ× 2026-03-31 3/150 2026-04-01 08:40 by JourneyLucky
[¿¼ÑÐ] Çó»¯Ñ§µ÷¼Á +12 wulanna 2026-03-28 12/600 2026-03-31 16:38 by 690616278
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷µç085401ÊýÒ»Ó¢Ò»299Çóµ÷¼Á Áù¼¶521 +4 °®³Ô´óѼÀæ 2026-03-31 4/200 2026-03-31 11:51 by ²«»÷518
[¿¼²©] ²ÄÁÏרҵÉ격 +5 ¶ÅÓêæÃdyt 2026-03-29 5/250 2026-03-31 11:19 by oooqiao
[¿¼ÑÐ] ¼ª´óÉúÎïѧ326·ÖÇóµ÷¼Á +3 sunnyupup 2026-03-31 3/150 2026-03-31 09:28 by longlotian
[¿¼ÑÐ] 332Çó92µ÷¼Á +8 ½¶½¶123 2026-03-28 8/400 2026-03-29 10:46 by ÖÜè÷µ¤
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û