C / C++ / MFC

  ISomeCOMComponent* pInterface;

...
  CoInitialize ( NULL );
...
  CoCreateInstance(..., (void**) &pInterface  );
...
  // Do something with the Interface returned .
...
  pInterface->Release();
...
  CoUninitialize();

<br />
int myfunction(FileInfo afile, CString fileName)<br />
{<br />
 int wordfile=0;<br />
	CString msg;<br />
  CString filetype = afile->type;<br />
  //filetype.MakeLower();<br />
	<br />
  int found =0;<br />
  <br />
	SHELLEXECUTEINFO lpExecInfo;<br />
  lpExecInfo.cbSize  = sizeof(SHELLEXECUTEINFO);      <br />
	lpExecInfo.lpVerb = "open"; // to open WordPrinting program<br />
  lpExecInfo.lpDirectory = NULL;   <br />
  lpExecInfo.nShow = SW_SHOW ;  // show command prompt with normal window size <br />
  lpExecInfo.hInstApp = (HINSTANCE) SE_ERR_DDEFAIL ;   //WINSHELLAPI BOOL WINAPI result;<br />
		<br />
	// afile that has to print manually<br />
  if(filetype.CompareNoCase(".xls") == 0 || filetype.CompareNoCase(".csv") == 0 || filetype.CompareNoCase(".csv") == 0|| filetype.CompareNoCase(".wks") == 0 || filetype.CompareNoCase(".zip")==0)<br />
  { <br />
    <br />
		else if(filetype.CompareNoCase(".xls") == 0 || filetype.CompareNoCase(".csv") == 0|| filetype.CompareNoCase(".wks") == 0)<br />
    {<br />
      found = 1;      <br />
      AfxMessageBox(" EXCEL FILE FOUND !!!\n\tPrint it manually");          <br />
      lpExecInfo.lpFile = "j:\\smp\\smp\\printExcel\\debug\\printexcel.exe";  // the PrintExcel program to format and print an excel file <br />
			lpExecInfo.lpParameters = fileName; // excel file name as an argument to PrintExcel Program.<br />
			msg.Empty();<br />
			msg = "Printing " + fileName + " completed.\n Press OK to continue...";<br />
      <br />
			<br />
    }//end printing excel<br />
<br />
    else if(filetype.CompareNoCase(".doc")== 0 || filetype.CompareNoCase(".rtf")==0 || filetype.CompareNoCase(".htm") == 0  || filetype.CompareNoCase(".html")==0)<br />
    {<br />
			wordfile = 1;<br />
      found = 1;   <br />
			lpExecInfo.lpFile = "j:\\smp\\smp\\wordprinting\\debug\\wordprinting.exe";  // the WordPrinting program to format and print an word or html file<br />
			lpExecInfo.lpParameters = fileName; // file name as an argument to WordPrinting Program.<br />
<br />
		}// end printing MS Word document<br />
    <br />
		else if(filetype.CompareNoCase(".msg")==0)<br />
		{<br />
			lpExecInfo.lpFile = fileName;// 			lpExecInfo.lpParameters = NULL; // <br />
	<br />
		}//end Printing MSG email file<br />
			<br />
		ShellExecuteEx(&lpExecInfo);  <font color="red">here where I got error for second file.</font><br />
     <br />
    //wait until a file is finished printing<br />
    if(lpExecInfo.hProcess !=NULL)<br />
    {<br />
      ::WaitForSingleObject(lpExecInfo.hProcess, INFINITE);<br />
      ::CloseHandle(lpExecInfo.hProcess);<br />
    } <br />
		if(wordfile != 1)<br />
			MessageBox(msg);<br />
<br />
	}//end manual print.<br />
	  return found;<br />
}<br />

<br />
lf.lfHeight = -MulDiv(9, dc.GetDeviceCaps(LOGPIXELSY), 72);<br />

<br />
CPrintDialog printDlg(FALSE, PD_RETURNDEFAULT | PD_RETURNDC);CHeaderCtrl *pHeader = m_saleReport.GetHeaderCtrl();<br />
<br />
int i;<br />
<br />
if (printDlg.DoModal() == IDCANCEL)     // Get printer settings from user<br />
       return;<br />
<br />
CDC			dc;<br />
CPrintInfo	Info;<br />
CFont		oFont;<br />
<br />
dc.Attach(printDlg.GetPrinterDC());     // Get and attach a printer DC<br />
dc.SaveDC();				// RIA : Save the DC state<br />
dc.m_bPrinting = TRUE;<br />
<br />
CString strTitle;                       // Get the application title strTitle.LoadString(AFX_IDS_APP_TITLE);<br />
<br />
DOCINFO di;                             // Initialise print document details<br />
::ZeroMemory (&di, sizeof (DOCINFO));<br />
<br />
di.cbSize = sizeof (DOCINFO);<br />
di.lpszDocName = strTitle;<br />
<br />
BOOL bPrintingOK = dc.StartDoc(&di);    // Begin a new print job<br />
<br />
// Center the letter in the middle of the paper<br />
int ppiX = dc.GetDeviceCaps(LOGPIXELSX);<br />
int ppiY = dc.GetDeviceCaps(LOGPIXELSY);<br />
	                                               <br />
int x0,y0,x1,y1;<br />
x0 = ppiX * (8 - 5.5)/2;          // this calculation real paper size <br />
y0 = ppiY;     		          //in px unit <br />
x1 =  dc.GetDeviceCaps(HORZRES);  //in px unit <br />
y1 =  dc.GetDeviceCaps(VERTRES);  //in px unit<br />
<br />
Info.m_rectDraw.SetRect(x0,y0,x1+400,y1); // use actual page size <br />
<br />
// RIA : Slect a font size based on the page size<br />
<br />
LOGFONT lf;     <br />
memset(&lf, 0, sizeof(LOGFONT));   // Clear out structure.<br />
::ZeroMemory(&lf, sizeof(LOGFONT));<br />
<br />
lf.lfHeight = -MulDiv(9, dc.GetDeviceCaps(LOGPIXELSY), 72);<br />
strcpy(lf.lfFaceName, "Garamond");        // request a face name "Arial"<br />
<br />
oFont.CreateFontIndirect(&lf);            // Create the font.<br />
dc.SelectObject(&oFont);		  // RIA, select the font into the DC<br />
<br />
CString	text("A") ;<br />
CSize	csText = dc.GetTextExtent(text) ;// get the height of a line of text<br />
<br />
int lines_per_page   = (int)(Info.m_rectDraw.Height() / csText.cy) ;<br />
int lines_in_listbox = m_saleSummary.GetCount();<br />
int headercolumn     = pHeader->GetItemCount();<br />
int line_printing    = 0 ;<br />
<br />
HDITEM hdi;<br />
TCHAR  lpBuffer[256];<br />
bool   fFound = false;<br />
<br />
hdi.mask = HDI_TEXT;<br />
hdi.pszText = lpBuffer;<br />
hdi.cchTextMax = 256;<br />
<br />
Info.SetMaxPage((lines_in_listbox / lines_per_page) + 1);<br />
<br />
for (UINT page = Info.GetMinPage();<br />
                      page <= Info.GetMaxPage() && bPrintingOK; page++)<br />
{<br />
    Info.m_nCurPage = page;<br />
    dc.StartPage();                         // begin new page<br />
    CString Text;									<br />
    Text = m_saleReport.GetItemText(i,j);   // Read info. In ListCtrl Dialog<br />
    dc.DrawText(Text, CRect(x, y, x + Info.m_rectDraw.Width(), y + csText.cy), DT_EXPANDTABS);<br />
}<br />
<br />
dc.EndPage();<br />
// Done with the font. Delete the font object.<br />
dc.EndDoc(); <br />
dc.RestoreDC(-1);		// restore the DC<br />
dc.DeleteDC() ;			// RIA : The printer DC must be deleted<br />

#include <<windows.h>>
#include <<stdio.h>>
#include <<psapi.h>>

void PrintProcessNameAndID( DWORD processID )
{
    char szProcessName[MAX_PATH] = "unknown";

    // Get a handle to the process.

    HANDLE hProcess = OpenProcess( PROCESS_QUERY_INFORMATION |
                                   PROCESS_VM_READ,
                                   FALSE, processID );

    // Get the process name.

    if (NULL != hProcess )
    {
        HMODULE hMod;
        DWORD cbNeeded;

        if ( EnumProcessModules( hProcess, &hMod, sizeof(hMod), 
             &cbNeeded) )
        {
            GetModuleBaseName( hProcess, hMod, szProcessName, 
                               sizeof(szProcessName) );
        }
        else return;
    }
    else return;

    // Print the process name and identifier.

    printf( "%s (Process ID: %u)\n", szProcessName, processID );

    CloseHandle( hProcess );
}

void main( )
{
    // Get the list of process identifiers.

    DWORD aProcesses[1024], cbNeeded, cProcesses;
    unsigned int i;

    if ( !EnumProcesses( aProcesses, sizeof(aProcesses), &cbNeeded ) )
        return;

    // Calculate how many process identifiers were returned.

    cProcesses = cbNeeded / sizeof(DWORD);

    // Print the name and process identifier for each process.

    for ( i = 0; i < cProcesses; i++ )
        PrintProcessNameAndID( aProcesses[i] );
}