ITfFnAdviseText::OnTextUpdate method (ctffunc.h)

Called when the text within a context changes.

Syntax

HRESULT OnTextUpdate(
  [in] ITfRange    *pRange,
  [in] const WCHAR *pchText,
  [in] LONG        cch
);

[in] pRange

Pointer to an ITfRange object that represents the range of text that has changed.

[in] pchText

Pointer to a WCHAR buffer that contains the new text for the range.

[in] cch

Specifies the number of characters contained in pchText.

This method can return one of these values.

Value	Description
S_OK	The method was successful.
E_INVALIDARG	One or more parameters are invalid.

Requirement	Value
Minimum supported client	Windows 2000 Professional [desktop apps only]
Minimum supported server	Windows 2000 Server [desktop apps only]
Target Platform	Windows
Header	ctffunc.h
DLL	Msctf.dll
Redistributable	TSF 1.0 on Windows 2000 Professional