C / C++ / MFC

<pre lang="c++">BOOL CALLBACK ToolDlgProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
{
switch(Message)
{
case WM_COMMAND:
break;
case WM_GETDLGCODE:
return TRUE;
case WM_SETFOCUS:
return TRUE;
case WM_KILLFOCUS:
return TRUE;
default:
return FALSE;
}
return TRUE;
}

void CWPFInDialog::CreateMyDialog(HWND a_hwnd)
{

//a_hwnd is an excel handle get from Excel::_Application::get_Hwnd() funcrtion

m_dialogHwnd = CreateDialog(g_hinstDLL, MAKEINTRESOURCE(IDD_DIALOGHOST), a_hwnd, ToolDlgProc);

if(m_dialogHwnd == NULL)

{
ShowWindow(m_dialogHwnd, SW_SHOW);
}
}

//hide selection
HideSelection(TRUE,FALSE);
//to view this correctly in MS Word or to any other word processor
//You should change the colors. Do the background white and the text black

//Disable the ENM_CHANGE events manually. We dont want to make the handler think that where was
//indeed an event.
SetEventMask(~ENM_CHANGE & GetEventMask());


int CurChar=CharFromPos(currentpos);
long len=GetTextLength();
SetSel(0 , len);
SetBackgroundColor(FALSE, RGB(255,255, 255));
SetColor(RGB(0,0,0));

    //--------------------------------------------------------
    //-------> Printing code here <--------------------
    //--------------------------------------------------------


SetSel(0 , len);
SetBackgroundColor(FALSE, RGB(61,61, 56));
SetColor(RGB(255,255,255));
SetSel(CurChar,CurChar);


//Re-enable the ENM_CHANGE events manually.
SetEventMask(ENM_CHANGE | GetEventMask());

//reenable selection
HideSelection(FALSE,FALSE);