C / C++ / MFC

<br />
void<br />
GraphWindow::OnPaint()<br />
{<br />
	CPaintDC dc(this);<br />
<br />
	dc.TextOut( 50, 50, TEXT("A Parabola"), 10 );<br />
<br />
	dc.SetMapMode( MM_HIENGLISH );<br />
<br />
	CPen pen(PS_SOLID, 2, RGB(0, 255, 0) );<br />
	CPen *pOldPen = dc.SelectObject( &pen );<br />
<br />
	dc.MoveTo( 100, 100 );<br />
	dc.LineTo( 800, 800 );<br />
<br />
	dc.SelectObject( pOldPen );<br />

SNI wrote:

Does Subclassing of Excel will help?

#include <iostream>
#import "libid:00020813-0000-0000-C000-000000000046" version("1.6") auto_search no_dual_interfaces raw_dispinterfaces rename("DialogBox", "excelDialogBox") rename("RGB", "excelRGB") rename("DocumentProperties", "excelDocumentProperties") rename("SearchPath", "excelSearchPath") rename("CopyFile", "excelCopyFile") rename("ReplaceText", "excelReplaceText")


int _tmain(int argc, _TCHAR* argv[])
{
   CoInitializeEx(0, COINIT_MULTITHREADED);
   try
   {
      Excel::_ApplicationPtr xl;
      if (SUCCEEDED(xl.GetActiveObject(__uuidof(Excel::Application))))
      {
         if (Excel::_WorkbookPtr wb = xl->ActiveWorkbook)
         {
            std::cout << "Getting name\n";
            _bstr_t xlName = wb->FullName;
            std::cout << xlName << std::endl;
            if (Excel::SheetsPtr sheets = wb->Worksheets)
            {
               std::cout << sheets->Count << std::endl;
            }
         }
      }
   }
   catch(_com_error& e)
   {
      std::cout << "EXCEPTION!!!\n";
      std::cerr << CT2CA(e.ErrorMessage()) << std::endl;
   }
   CoUninitialize();
	return 0;
}

#include <iostream>
#include <atlcom.h>
#import "libid:00020813-0000-0000-C000-000000000046" version("1.6") auto_search no_dual_interfaces raw_dispinterfaces rename("DialogBox", "excelDialogBox") rename("RGB", "excelRGB") rename("DocumentProperties", "excelDocumentProperties") rename("SearchPath", "excelSearchPath") rename("CopyFile", "excelCopyFile") rename("ReplaceText", "excelReplaceText")

_ATL_FUNC_INFO SheetChangeInfo = { CC_CDECL, VT_EMPTY, 2, { VT_DISPATCH, VT_DISPATCH } };

class ExcelAppEventHandler : public IDispEventSimpleImpl<1, ExcelAppEventHandler, &__uuidof(Excel::AppEvents)>
{
public:
   ExcelAppEventHandler(bool& doneFlag) : done_(doneFlag) { done_ = false; }
   BEGIN_SINK_MAP(ExcelAppEventHandler)
      SINK_ENTRY_INFO(1, __uuidof(Excel::AppEvents), 0x0000061c, &ExcelAppEventHandler::SheetChange, &SheetChangeInfo)
   END_SINK_MAP()

   void _stdcall SheetChange(IDispatch * Sh, struct Excel::Range * Target)
   {
      done_ = true;
   }
private:
   bool& done_;
};

_bstr_t GetActiveWorkbookName(Excel::_ApplicationPtr xl)
{
   if (Excel::_WorkbookPtr wb = xl->ActiveWorkbook)
   {
      try
      {
         return wb->FullName;
      }
      catch(_com_error& e)
      {
         std::cout << "EXCEPTION!!!\n";
         std::cerr << CT2CA(e.ErrorMessage()) << std::endl;

         bool done;
         ExcelAppEventHandler app(done);
         if (SUCCEEDED(app.DispEventAdvise(xl)))
         {
            MSG msg;
            while (!done && GetMessage(&msg, NULL, 0, 0) > 0) {
               TranslateMessage(&msg);
               DispatchMessage(&msg);
            }            
            app.DispEventUnadvise(xl);
            return GetActiveWorkbookName(xl);
         }
      }
   }
   return _bstr_t();
}

int _tmain(int argc, _TCHAR* argv[])
{
   CoInitializeEx(0, COINIT_APARTMENTTHREADED);
   {
      Excel::_ApplicationPtr xl;
      if (SUCCEEDED(xl.GetActiveObject(__uuidof(Excel::Application))))
      {
         std::cout << "Getting name\n";
         std::cout << GetActiveWorkbookName(xl) << std::endl;
      }
   }
   CoUninitialize();
	return 0;
}

prithaa wrote:

I have a window derived from CMDIChildWnd which when maximized doesnt merge with the main window.