C / C++ / MFC

ShellExecute(hwnd, "runas", "C:\\Windows\\Notepad.exe", 0, 0, SW_SHOWNORMAL);

#include <Windows.h>
#include <tchar.h>
#include <iostream.h>

int main()
{ 

	  SHELLEXECUTEINFO sei = {0};
      sei.cbSize = sizeof(SHELLEXECUTEINFO);
      sei.lpVerb = _T("open");
      sei.lpFile = _T("C:\\windows\\help.CHM");
      sei.fMask = SEE_MASK_INVOKEIDLIST;
      sei.nShow = SW_SHOWDEFAULT;

	  DWORD exitCode;
      int RetVal = GetExitCodeProcess(sei.hProcess, &exitCode);
      cout<<"Errorcode "<<RetVal<<" \n";


      // Open up the open as window
      if (ShellExecuteEx(&sei) == FALSE)
      {

		switch(RetVal)
		{
			case ERROR_FILE_NOT_FOUND:
			//AfxMessageBox("The specified file was not found.");
			break;

			case ERROR_PATH_NOT_FOUND:
			//AfxMessageBox("The specified path was not found.");
			break;

			case ERROR_ACCESS_DENIED:
			//AfxMessageBox("Access to the specified file is denied.");
			break;
		}
		
        return FALSE;
      }

	 
	return 0;
}

SHELLEXECUTEINFO sei = { sizeof(sei) }; // Will zero out the structure, no need to set NULL on everything
sei.fMask = SEE_MASK_NOASYNC // Important when you don't have a message loop 
sei.lpFile = FilePath;
sei.nShow = SW_SHOWMAXIMIZED; // Annoying to force apps to open full screen
if (false == ShellExecuteEx(&sei))
{
// Check GetLastError() here
}

Andraw111 wrote:

Yes, you are right, ShellExecuteEx() return true
or false.
But still cannot solve my problem.

CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE)

CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE)

Andraw111 wrote:

I try to use system() to launch .CHM or PDF file, it works fine in both Window XP and Window 7, but it has MS-DOS black screen there, how can I let MS-DOS not shown?