次の方法で共有


IDVBTLocator::put_HAlpha method (tuner.h)

[The feature associated with this page, Microsoft TV Technologies, is a legacy feature. Microsoft strongly recommends that new code does not use this feature.]

The put_HAlpha method sets the hierarchy alpha.

Syntax

HRESULT put_HAlpha(
  [in] HierarchyAlpha Alpha
);

Parameters

[in] Alpha

Variable of type HierarchyAlpha that specifies the hierarchy alpha.

Return value

Returns S_OK if successful. If the method fails, error information can be retrieved using the standard COM IErrorInfo interface.

Requirements

Requirement Value
Minimum supported client Windows�XP [desktop apps only]
Minimum supported server None supported
Target Platform Windows
Header tuner.h

See also

IDVBTLocator Interface