subject_22451.htm

一些关于vc的问答

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序号：22451 发表者：金枪鱼 发表日期：2002-11-26 10:10:08
<br>主题：请问如果知道一个控制台程序已经执行完毕
<br>内容：我想在VC＋＋程序中，通过ShellExecute函数启动一个Console类型的程序，我现在如果在程序中知道这个程序已经执行完毕。<BR>请高手指点。
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<font color=red>答案被接受</font><br>回复者：徐景周 回复日期：2002-11-26 10:31:12
<br>内容：参看:<BR>http://www.copathway.com/itbookreview/view_paper.asp?paper_id=326<BR><BR>如用下法：<BR>: 如何启动一个程序，直到它运行结束？<BR>SHELLEXECUTEINFO ShExecInfo = {0};<BR>ShExecInfo.cbSize = sizeof(SHELLEXECUTEINFO);<BR>ShExecInfo.fMask = SEE_MASK_NOCLOSEPROCESS;<BR>ShExecInfo.hwnd = NULL;<BR>ShExecInfo.lpVerb = NULL;<BR>ShExecInfo.lpFile = "c:\\MyProgram.exe";&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR>ShExecInfo.lpParameters = "";&nbsp;&nbsp;&nbsp;&nbsp;<BR>ShExecInfo.lpDirectory = NULL;<BR>ShExecInfo.nShow = SW_SHOW;<BR>ShExecInfo.hInstApp = NULL;&nbsp;&nbsp;&nbsp;&nbsp;<BR>ShellExecuteEx(&amp;ShExecInfo);<BR>WaitForSingleObject(ShExecInfo.hProcess,INFINITE);<BR>或：<BR>PROCESS_INFORMATION ProcessInfo; <BR>STARTUPINFO StartupInfo; //This is an [in] parameter<BR>ZeroMemory(&amp;StartupInfo, sizeof(StartupInfo));<BR>StartupInfo.cb = sizeof StartupInfo ; //Only compulsory field<BR>if(CreateProcess("c:\\winnt\\notepad.exe", NULL, <BR>&nbsp;&nbsp;&nbsp;&nbsp;NULL,NULL,FALSE,0,NULL,<BR>&nbsp;&nbsp;&nbsp;&nbsp;NULL,&amp;StartupInfo,&amp;ProcessInfo))<BR>{ <BR>&nbsp;&nbsp;&nbsp;&nbsp;WaitForSingleObject(ProcessInfo.hProcess,INFINITE);<BR>&nbsp;&nbsp;&nbsp;&nbsp;CloseHandle(ProcessInfo.hThread);<BR>&nbsp;&nbsp;&nbsp;&nbsp;CloseHandle(ProcessInfo.hProcess);<BR>}&nbsp;&nbsp;<BR>else<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;MessageBox("The process could not be started...");<BR>}<BR>
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回复者：金枪鱼 回复日期：2002-11-26 14:11:38
<br>内容：万分感动！
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