{"id":250,"date":"2007-06-06T16:15:27","date_gmt":"2007-06-06T08:15:27","guid":{"rendered":"http:\/\/www.cgdev.net\/blog\/?p=250"},"modified":"2013-07-02T18:58:56","modified_gmt":"2013-07-02T10:58:56","slug":"%e8%87%aa%e5%ae%9a%e4%b9%89%e7%aa%97%e5%8f%a3%e6%b6%88%e6%81%af%e8%bf%9b%e8%a1%8c%e9%80%9a%e8%ae%af","status":"publish","type":"post","link":"https:\/\/www.cgdev.net\/blog\/250.html","title":{"rendered":"\u81ea\u5b9a\u4e49\u7a97\u53e3\u6d88\u606f\u8fdb\u884c\u901a\u8baf"},"content":{"rendered":"

\u5f88\u65e9\u4ee5\u524d\u5199\u7684\uff0c\u4ecb\u7ecd\u7528MFC\u7684\u65f6\u5019\u5904\u7406\u7a97\u53e3\u6d88\u606f\u7684\u6d41\u7a0b<\/p>\n

<\u4e00> \u5728\u540c\u4e00\u8fdb\u7a0b\u5185\u901a\u8fc7\u6d88\u606f\u901a\u4fe1<\/p>\n

\u4e00.\u5728\u4f60\u7684\u76f8\u5173\u5934\u6587\u4ef6\u4e2d\u52a0\u5165\u81ea\u5b9a\u4e49\u6d88\u606f\u5e38\u91cf\u6bd4\u5982\u4e00\u4e2a\u4e32\u53e3\u8bfb\u5b8c\u6210\u7684\u6d88\u606f:<\/p>\n

#define WM_COMM_READCOMPLETE WM_USER+1001<\/p>\n

\u4e8c.\u518d\u5728\u4f60\u7684\u4e3b\u7ebf\u7a0b\u8981\u8d1f\u8d23\u5904\u7406\u8be5\u6d88\u606f\u7684\u90a3\u4e2a\u7a97\u53e3\u4e2d(\u6bd4\u5982CFormView1)\u52a0\u5165\u8fd9\u4e2a\u6d88\u606f\u7684\u6620\u5c04:<\/p>\n

BEGIN_MESSAGE_MAP(CFormView1, CFormView)<\/p>\n

ON_MESSAGE(WM_COMM_READCOMPLETE,OnReadComplete)<\/p>\n

END_MESSAGE_MAP()<\/p>\n

\u4e09.\u4e4b\u540e\u5728\u7a97\u53e3\u7c7bCFormView1\u4e2d\u5b9a\u4e49OnReadComplete\u8fd9\u4e2a\u6d88\u606f\u5904\u7406\u51fd\u6570\uff1a<\/p>\n

class CPortFormView : public CFormView<\/p>\n

{<\/p>\n

public:<\/p>\n

afx_msg LONG OnReadComplete(UINT ,LONG buf);<\/p>\n

……<\/p>\n

}<\/p>\n

\u7136\u540e\u4f60\u5728CFormView1\u7684\u5b9e\u73b0\u6587\u4ef6\u4e2d\u5b9e\u73b0OnReadComplete\u8fd9\u4e2a\u51fd\u6570,\u5b8c\u6210\u8be5\u6d88\u606f\u7684\u5904\u7406.<\/p>\n

\u56db.\u8fd9\u6837\u4f60\u5728\u5728\u5176\u5b83\u8f85\u52a9\u7ebf\u7a0b\u91cc\u8981\u5411CFormView1\u7a97\u53e3\u53d1\u6d88\u606fWM_COMM_READCOMPLETE\u5e76\u8ba9<\/p>\n

\u4e3b\u7ebf\u7a0b\u53bb\u6267\u884c\u6d88\u606f\u5904\u7406\u51fd\u6570OnReadComplete\u65f6\uff0c\u4f60\u53ea\u9700\u8981\u7528\u4e0b\u9762\u4e24\u4e2a\u51fd\u6570\u4e4b\u4e00\u5c31\u884c<\/p>\n

::PostMessage(hWndFormView1,WM_COMM_READCOMPLETE,wParam,lParam);<\/p>\n

::SendMessage(hWndFormView1,WM_COMM_READCOMPLETE,wParam,lParam);<\/p>\n

\u5176\u4e2dhWndFormView1\u4e3a\u7a97\u53e3\u53e5\u67c4\uff1bwParam,lParam\u4f60\u53ef\u4ee5\u7528\u6765\u4f20\u53c2\u6570<\/p>\n

\u4e94.\u6ce8\u610f\u4f7f\u7528\u591a\u7ebf\u7a0b\u7684\u65b9\u6cd5\u8981\u6b63\u786e\uff0c\u907f\u514d\u6b7b\u9501<\/p>\n

<\u4e8c>\u5728\u4e0d\u540c\u7684\u8fdb\u7a0b\u95f4\u6d88\u606f\u901a\u4fe1 \uff0c\u5e76\u4f20\u9012\u5b57\u7b26\u4e32\u8fd9\u6837\u7684\u6570\u636e<\/p>\n

\u5b9a\u4e49\u4e00\u4e2a\u7528\u6237\u6d88\u606f\uff0c\u5728DLL\u4e2d\uff1a<\/p>\n

UINT uret=RegisterWindowMessage(“GET_ZWZ_EXE_BOOL”);<\/p>\n

BSTR bstrret;<\/p>\n

SendMessage(wnd_of_exe,uret,0,(LPARAM)&bstrret);<\/p>\n

bool bdata;<\/p>\n

if(SysStringLen(bstrret)==4)<\/p>\n

bdata=true;<\/p>\n

else<\/p>\n

bdata=false;<\/p>\n

SysFreeString(bstrret);<\/p>\n

\u5728EXE\u4e2d\uff1a<\/p>\n

also UINT uret=RegisterWindowMessage(“GET_ZWZ_EXE_BOOL”);<\/p>\n

\u5904\u7406\u6d88\u606f\uff1a<\/p>\n

BSTR* pbdata=(BSTR*)lParam;<\/p>\n

if(bTrue)<\/p>\n

{<\/p>\n

*pbdata=_bstr_t(“True”).copy();<\/p>\n

}<\/p>\n

else<\/p>\n

{<\/p>\n

*pbdata=_bstr_t(“False”).copy();<\/p>\n

}<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5f88\u65e9\u4ee5\u524d\u5199\u7684\uff0c\u4ecb\u7ecd\u7528MFC\u7684\u65f6\u5019\u5904\u7406\u7a97\u53e3\u6d88\u606f\u7684\u6d41\u7a0b \u5728\u540c\u4e00\u8fdb\u7a0b\u5185\u901a\u8fc7\u6d88\u606f\u901a\u4fe1 \u4e00.\u5728\u4f60\u7684\u76f8\u5173\u5934\u6587\u4ef6\u4e2d\u52a0\u5165\u81ea\u5b9a\u4e49\u6d88\u606f\u5e38\u91cf\u6bd4\u5982\u4e00\u4e2a\u4e32\u53e3\u8bfb\u5b8c\u6210\u7684\u6d88\u606f: #define WM_COMM_READCOMPLETE WM_USER+1001 \u4e8c.\u518d\u5728\u4f60\u7684\u4e3b\u7ebf\u7a0b\u8981\u8d1f\u8d23\u5904\u7406\u8be5\u6d88\u606f\u7684\u90a3\u4e2a\u7a97\u53e3\u4e2d(\u6bd4\u5982CFormView1)\u52a0\u5165\u8fd9\u4e2a\u6d88\u606f\u7684\u6620\u5c04: BEGIN_MESSAGE_MAP(CFormView1, CFormView) ON_MESSAGE(WM_COMM_READCOMPLETE,OnReadComplete) END_MESSAGE_MAP() \u4e09.\u4e4b\u540e\u5728\u7a97\u53e3\u7c7bCFormView1\u4e2d\u5b9a\u4e49OnReadComplete\u8fd9\u4e2a\u6d88\u606f\u5904\u7406\u51fd\u6570\uff1a class CPortFormView : public CFormView { public: afx_msg LONG OnReadComplete(UINT ,LONG buf); …… } \u7136\u540e\u4f60\u5728CFormView1\u7684\u5b9e\u73b0\u6587\u4ef6\u4e2d\u5b9e\u73b0OnReadComplete\u8fd9\u4e2a\u51fd\u6570,\u5b8c\u6210\u8be5\u6d88\u606f\u7684\u5904\u7406. \u56db.\u8fd9\u6837\u4f60\u5728\u5728\u5176\u5b83\u8f85\u52a9\u7ebf\u7a0b\u91cc\u8981\u5411CFormView1\u7a97\u53e3\u53d1\u6d88\u606fWM_COMM_READCOMPLETE\u5e76\u8ba9 \u4e3b\u7ebf\u7a0b\u53bb\u6267\u884c\u6d88\u606f\u5904\u7406\u51fd\u6570OnReadComplete\u65f6\uff0c\u4f60\u53ea\u9700\u8981\u7528\u4e0b\u9762\u4e24\u4e2a\u51fd\u6570\u4e4b\u4e00\u5c31\u884c ::PostMessage(hWndFormView1,WM_COMM_READCOMPLETE,wParam,lParam); ::SendMessage(hWndFormView1,WM_COMM_READCOMPLETE,wParam,lParam); \u5176\u4e2dhWndFormView1\u4e3a\u7a97\u53e3\u53e5\u67c4\uff1bwParam,lParam\u4f60\u53ef\u4ee5\u7528\u6765\u4f20\u53c2\u6570 \u4e94.\u6ce8\u610f\u4f7f\u7528\u591a\u7ebf\u7a0b\u7684\u65b9\u6cd5\u8981\u6b63\u786e\uff0c\u907f\u514d\u6b7b\u9501 \u5728\u4e0d\u540c\u7684\u8fdb\u7a0b\u95f4\u6d88\u606f\u901a\u4fe1 \uff0c\u5e76\u4f20\u9012\u5b57\u7b26\u4e32\u8fd9\u6837\u7684\u6570\u636e \u5b9a\u4e49\u4e00\u4e2a\u7528\u6237\u6d88\u606f\uff0c\u5728DLL\u4e2d\uff1a UINT uret=RegisterWindowMessage(“GET_ZWZ_EXE_BOOL”); BSTR bstrret; SendMessage(wnd_of_exe,uret,0,(LPARAM)&bstrret); bool bdata; if(SysStringLen(bstrret)==4) bdata=true; else bdata=false; SysFreeString(bstrret); \u5728EXE\u4e2d\uff1a also UINT uret=RegisterWindowMessage(“GET_ZWZ_EXE_BOOL”); \u5904\u7406\u6d88\u606f\uff1a BSTR* pbdata=(BSTR*)lParam; […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-250","post","type-post","status-publish","format-standard","hentry","category-cpp"],"_links":{"self":[{"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/posts\/250","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/comments?post=250"}],"version-history":[{"count":0,"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/posts\/250\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/media?parent=250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/categories?post=250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cgdev.net\/blog\/wp-json\/wp\/v2\/tags?post=250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}