通过

CBasePropertyPage::IsPageDirty

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Microsoft DirectShow 9.0

CBasePropertyPage::IsPageDirty

The IsPageDirty method indicates whether the property page has changed since it was activated or since the most recent call to IPropertyPage::Apply.  This method implements the IPropertyPage::IsPageDirty method.

Syntax

  HRESULT IsPageDirty(void);

Return Value

Returns S_OK if CBasePropertyPage::m_bDirty is TRUE, or S_FALSE otherwise.

Requirements

**  Header:** Declared in Cprop.h; include Streams.h.

**  Library:** Use Strmbase.lib (retail builds) or Strmbasd.lib (debug builds).

See Also