ce_cabquiet.cpp

来自「CE下的安装程序的制作」· C++ 代码 · 共 55 行

#include <windows.h>



// This is how we run cabwiz completely silently


int WINAPI WinMain(HINSTANCE,HINSTANCE,LPTSTR,int)
{
  // first, for convenience, get the current application directory
  wchar_t fn[MAX_PATH]; GetModuleFileName(NULL,fn,MAX_PATH);
  wchar_t *c=fn, *lastslash=c;
  while (*c!=0) {if (*c=='\\') lastslash=c+1; c++;}
  wcscpy(lastslash,L"ce_setup.cab");


  // First, if cabwiz thinks that the app was already installed,
  // then it will complain. Hence we lie to it.
  // MUST USE THE CORRECT REGKEY HERE! it is
  //   Provider <space> AppName
  // as defined in ce_setup.inf and used by cabwiz.
  HKEY hkey; LONG lres=RegOpenKeyEx(HKEY_LOCAL_MACHINE,L"SOFTWARE\\Apps\\Lu ce_setup",0,0,&hkey);
  if (lres==ERROR_SUCCESS)
  { DWORD val=0; RegSetValueEx(hkey,L"Instl",0,REG_DWORD,(LPBYTE)&val,sizeof(val));
    RegCloseKey(hkey);
  }

  // The act of running cabwiz will also delete the cab.
  // I think that's horrible. So I make it readonly
  DWORD attr = GetFileAttributes(fn);
  if (attr==0xFFFFFFFF) return MessageBox(NULL,fn,L"Not found",MB_OK);
  SetFileAttributes(fn,attr|FILE_ATTRIBUTE_READONLY);

  // Now run the cab using wceload, telling it to be quiet:
  const wchar_t *cmd = L"\\windows\\wceload.exe";
  wchar_t arg[MAX_PATH+40];
  wsprintf(arg,L"/noaskdest /noui \"%s\"",fn);
  //
  PROCESS_INFORMATION pi;
  BOOL res=CreateProcess(cmd,arg,NULL,NULL,NULL,0,NULL,NULL,NULL,&pi);
  if (!res) MessageBox(NULL,L"Couldn't...",L"ce_setup",MB_OK);
  else
  { WaitForSingleObject(pi.hProcess,50000);
    CloseHandle(pi.hProcess);
    CloseHandle(pi.hThread);
  }

  // Really, we need to wait until the cabwiz has finished before
  // restoring its file attributes. I put a timeout of 50s in there just
  // in case something went wrong with it. If so, this might be premature.
  SetFileAttributes(fn,attr);

  return 0;
}