Library code snippets
Show a HTML Help topic by Context ID
When using a HTML help file, you will obviously want to be able to display certain pages or sections. This code shows you how to display a topic in the help file by specifying the context id.
Public Sub HTMLShowTopic(lngTopicID As Long)
' Force the Help window to load a specific topic.
' The Help window will synchronize the
' Contents display automatically
htmlHelpTopic hwnd, SetHTMLHelpStrings(), HH_HELP_CONTEXT, lngTopicID
End Sub
To call it , use this code:
HTMLShowTopic 1000 '// 1000 = Context ID
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Declare Function HtmlHelp Lib "hhctrl.ocx" Alias "HtmlHelpA" _
(ByVal hwndCaller As Long, ByVal pszFile As String, _
ByVal uCommand As Long, ByVal dwData As Long) As Long
Const HH_HELP_CONTEXT = &HF
Public Sub ShowHelpContext(plngContextID As Long)
Dim hWnd As Long
Dim lshelpFile As String
Dim hwndHelp As Long
hWnd = GetDesktopWindow
lshelpFile = "C:\Help.chm"
' do not replace lshelpFile with a function call
hwndHelp = HtmlHelp(hWnd, lshelpFile, HH_HELP_CONTEXT, plngContextID)
End Sub
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