HHNTRACK structure

HTML Help API

HHNTRACK structure

This structure returns the file name of the current topic and a constant that specfies the user action that is about to occur, such as hiding the Navigation pane by clicking the Hide button on the toolbar.

Used by

HHNTRACK structure syntax


typedef struct tagHHNTRACK

{
NMHDR hdr;
PCSTR pszCurUrl;
int idAction;
HH_WINTYPE* phhWinType;
} HHNTRACK;


Member Description
hdr Standard WM_NOTIFY header.
pszCurUrl A multi-byte, zero-terminated string that specifies the current topic (before the action is taken).
idAction Specifies the action the user is about to take. This is an HHACT_ constant.
phhWinType A pointer to the current HH_WINTYPE structure.

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