void MainDialog::OnSelchangeListDevices()
{
HRESULT hr;
IEnumMoniker *pEnumCat = NULL;
// Get the currently selected category name
UINT nItem;
const CLSID *clsid;
m_DeviceList.GetCurrentSelection(&nItem);
if (m_bShowAllCategories)
{
// Read the CLSID pointer from the list box's item data
clsid = (CLSID *) m_DeviceList.GetItem(nItem);
}
else
{
// Read the CLSID pointer from our hard-coded array of
// documented filter categories
clsid = categories[nItem].pclsid;
}
// If the CLSID wasn't allocated earlier, then fail
if (clsid != NULL)
{
//
// WARNING!
//
// Some third-party filters throw an exception (int 3) during enumeration
// on Debug builds, often due to heap corruption in RtlFreeHeap().
// Sometimes it is done intentionally to prevent reverse engineering.
//
// This is not an issue on Release builds.
//
// Enumerate all filters of the selected category
hr = m_pSysDevEnum->CreateClassEnumerator(*clsid, &pEnumCat, 0);
// Enumerate all filters using the category enumerator
if (SUCCEEDED(hr))
{
hr = EnumFilters(pEnumCat);
}
// Go ahead and select the first filter in the list, if it exists
if (SUCCEEDED(hr) && m_FilterList.Count() > 0)
{
m_FilterList.Select(0);
OnSelchangeListFilters();
}
}
SAFE_RELEASE(pEnumCat);
}
BOOL CFilterProp::OnInitDialog()
{
CDialog::OnInitDialog();
InitLanguage();
m_ListFilters.ResetContent();
// Enumarate filters with property page.
EnumFilters();
if ( m_ListFilters.GetCurSel()==LB_ERR )
m_ButtonProp.EnableWindow(FALSE);
else
m_ButtonProp.EnableWindow(TRUE);
m_Brightness.SetTicFreq(10);
m_Brightness.SetPageSize(10);
m_Brightness.SetPos(pOptions->valBrightness);
m_Contrast.SetTicFreq(10);
m_Contrast.SetPageSize(10);
m_Contrast.SetPos(pOptions->valContrast);
m_Saturation.SetTicFreq(10);
m_Saturation.SetPageSize(10);
m_Saturation.SetPos(pOptions->valSaturation);
char sz[32];
sprintf(sz," %i\n[IRE]", m_Brightness.GetPos() );
m_stcBrightness.SetWindowText(sz);
sprintf(sz," %i\n[IRE]", m_Contrast.GetPos() );
m_stcContrast.SetWindowText(sz);
sprintf(sz," %i\n[IRE]", m_Saturation.GetPos() );
m_stcSaturation.SetWindowText(sz);
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
