轉深入淺出shellexecute
黑洞 shellexecute的功能是執行乙個外部程式(或者是開啟乙個已註冊的檔案、開啟乙個目錄、列印乙個檔案等等),並對外部程式有一定的控制。
原型及引數含義
shellexecute函式原型及引數含義如下:
shellexecute(
hwnd: hwnd;
operation: pchar;
filename: pchar;
parameters: pchar;
directory: pchar;
showcmd: integer
): hinst;
//返回值可能的錯誤有: = 0
error_file_not_found = 2;
error_path_not_found = 3;
error_bad_format = 11;
se_err_share = 26;
se_err_associncomplete = 27;
se_err_ddetimeout = 28;
se_err_ddefail = 29;
se_err_ddebusy = 30;
se_err_noassoc = 31;
//showcmd 引數可選值:sw_hide = 0;
sw_shownormal = 1;
sw_normal = 1;
sw_showminimized = 2;
sw_showmaximized = 3;
sw_maximize = 3;
sw_shownoactivate = 4;
sw_show = 5;
sw_minimize = 6;
sw_showminnoactive = 7;
sw_showna = 8;
sw_restore = 9;
sw_showdefault = 10;
sw_max = 10;
q: 如何開啟乙個應用程式?
shellexecute(this->m_hwnd,"open","calc.exe","","", sw_show );或
shellexecute(this->m_hwnd,"open","notepad.exe",正如您所看到的,我並沒有傳遞程式的完整路徑。"c:\mylog.log","",sw_show );
shellexecute(this->m_hwnd,"open","c:\abc.txt","","",sw_show );
shellexecute(this->m_hwnd,"open","","","", sw_show );
shellexecute(this->m_hwnd,"print","c:\abc.txt","","", sw_hide);
shellexecute(m_hwnd,"find","d:\nish",null,null,sw_show);
shellexecuteinfo shexecinfo = ;
shexecinfo.cbsize = sizeof(shellexecuteinfo);
shexecinfo.fmask = see_mask_nocloseprocess;
shexecinfo.hwnd = null;
shexecinfo.lpverb = null;
shexecinfo.lpfile = "c:\myprogram.exe";
shexecinfo.lpparameters = "";
shexecinfo.lpdirectory = null;
shexecinfo.nshow = sw_show;
shellexecuteex(&shexecinfo);
waitforsingleobject(shexecinfo.hprocess,infinite);或:
process_information processinfo;
startupinfo startupinfo; //this is an [in] parameter
zeromemory(&startupinfo, sizeof(startupinfo));
startupinfo.cb = sizeof startupinfo ; //only compulsory field
if(createprocess("c:\winnt\notepad.exe", null, null,null,false,0,null,null,&startupinfo,&processinfo))
else
shellexecuteinfo shexecinfo =;
shexecinfo.cbsize = sizeof(shellexecuteinfo);
shexecinfo.fmask = see_mask_invokeidlist ;
shexecinfo.hwnd = null;
shexecinfo.lpverb = "properties";
shexecinfo.lpfile = "c:\"; //can be a file as well
shexecinfo.lpparameters = "";
shexecinfo.lpdirectory = null;
shexecinfo.nshow = sw_show;
shellexecuteex(&shexecinfo);
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