C / C++ / MFC

void CDisplay_Crystal_RPTDlg::OnDisplay() <br />
{<br />
	// TODO: Add your control notification handler code here<br />
	// by default the ID of the CCrystalCtrl  is  IDC_CRYSTALREPORT1<br />
  <br />
  UpdateData(TRUE);<br />
  // by default the ID of the CCrystalCtrl  is  IDC_CRYSTALREPORT1<br />
  CCrystalCtrl *m_cryscontrol = <br />
               ( CCrystalCtrl*)( GetDlgItem(IDC_CRYSTALREPORT1));<br />
  CString str;<br />
  str = "{Table1.ID} = 1";<br />
  // where Table1 and Name is a name and a field<br />
  //in your Database, m_StudentName is a member variable of an edit box.<br />
 <br />
  m_cryscontrol->SetReportFileName("C:\\Documents and Settings\\Owner\\My Documents\\Bryan\\C++code\\Display_Crystal_RPT\\Report1.rpt");<br />
  m_cryscontrol->SetSelectionFormula(str);<br />
  m_cryscontrol->SetDiscardSavedData(TRUE);<br />
  m_cryscontrol ->SetAction(TRUE); <br />
  UpdateData(FALSE);<br />
}

<br />
WCHAR t[] = "image/bmp";<br />
CLSID id;<br />
GetEncoderClsid(t, &id);<br />
<br />
Bitmap* bmp = 0;<br />
bmp->FromHBITMAP(hBmpFileBitmap,0);<br />
<br />
EncoderParameters encoderParameters;<br />
encoderParameters.Count = 1;<br />
encoderParameters.Parameter[0].Guid = EncoderQuality;<br />
encoderParameters.Parameter[0].Type = EncoderParameterValueTypeLong;<br />
encoderParameters.Parameter[0].NumberOfValues = 1;<br />
<br />
ULONG quality = 100;<br />
encoderParameters.Parameter[0].Value = &quality;<br />
<br />
bmp->Save(t2,&id,&encoderParameters); //access violation here<br />

typedef struct
{
	TCHAR s1[20];
	TCHAR s2[20];
	int i;
	TCHAR s3[5];
	TCHAR s4[5];
	TCHAR s5[10];
}stMyStruct;

HKEY hKey = NULL;
CString szSubKey = _T("Software\\Test\\MyTest");
LONG lRet = RegCreateKeyEx(HKEY_CURRENT_USER,
			   szSubKey,
			   0,
			   NULL,
			   0,
			   KEY_ALL_ACCESS,
			   NULL,
			   &hKey,
			   NULL);
if (lRet != ERROR_SUCCESS)
{
       RegCloseKey(hKey);
       ASSERT(FALSE);
}
		

DWORD dwType = REG_BINARY; 
DWORD dwSize = 64; // size of stMyStruct --> maybe this is the problem????
lRet = RegSetValueEx(hKey,
		    _T("MyValue"),
		     0,
		   dwType,
		 (LPBYTE)&pInfo, // info is a pointer to stMyStruct
		  dwSize);
RegCloseKey(hKey);

stMyStruct* pInfo = NULL;

// read all the MRUs from the registry
HKEY hKey = NULL;
CString szSubKey = _T("Software\\Test\\MyTest");
LONG lRet = RegOpenKeyEx(HKEY_CURRENT_USER,
			 szSubKey,
			 0,
			 KEY_READ,
			 &hKey);
	
if (lRet != ERROR_SUCCESS)
{
     RegCloseKey(hKey);
}


DWORD dwType = REG_BINARY;
DWORD dwSize = 64; // again  the size of stMyStruct
lRet = RegQueryValueEx(hKey,
		   _T("MyValue"),
		   0,
		   &dwType,
		   (LPBYTE)&pInfo,
		   &dwSize);
if (lRet != ERROR_SUCCESS)
{
	RegCloseKey(hKey);
}