HH_DISPLAY_INDEX

Displays the index tab at a specific topic.

Argument Description
hwndCaller Handle of the owner window or 0
pszFile HTML Help URL: Compiled help (.chm) file
uCommand HH_DISPLAY_INDEX
dwData The keyword to search for

Return value:
On result the handle of the helpwindow opened. On failure 0. HH_GET_LAST_ERROR does not return usefull information except when the helpfile could not be found.

Description:
The HH_DISPLAY_INDEX command displays the Index tab of the specified helpfile and selects the specified keyword. If the keyword does not exist then the closest match is selected. Note that this command does not actually display the topic associated with the keyword, instead it always displays the default topic.

Example:

HtmlHelp(0, PChar('JediHtmlHelp.chm'), HH_DISPLAY_INDEX, DWORD(PChar('Commands')));

Notes:
If the helpfile does not have an index the call will succeed and the helpfile will be shown anyway

See also:
HH_DISPLAY_TOC
HH_DISPLAY_SEARCH