Provides access to the help system.
Namespace:  Microsoft.VisualStudio.Shell.Interop
Assembly:  Microsoft.VisualStudio.Shell.Interop (in Microsoft.VisualStudio.Shell.Interop.dll)
Syntax
'Declaration
<InterfaceTypeAttribute()> _
<GuidAttribute("854D7AC0-BC3D-11D0-B421-00A0C90F9DC4")> _
Public Interface IVsHelpSystem
[InterfaceTypeAttribute()]
[GuidAttribute("854D7AC0-BC3D-11D0-B421-00A0C90F9DC4")]
public interface IVsHelpSystem
[InterfaceTypeAttribute()]
[GuidAttribute(L"854D7AC0-BC3D-11D0-B421-00A0C90F9DC4")]
public interface class IVsHelpSystem
[<InterfaceTypeAttribute()>]
[<GuidAttribute("854D7AC0-BC3D-11D0-B421-00A0C90F9DC4")>]
type IVsHelpSystem =  interface end
public interface IVsHelpSystem
The IVsHelpSystem type exposes the following members.
Methods
| Name | Description | |
|---|---|---|
| .gif) | ActivateHelpSystem | Starts the Help system and displays the table of contents. | 
| .gif) | ALinkSearch | Performs an Alink search based on the word, flags, and context. | 
| .gif) | DisplayTopicFromIdentifier | Displays a topic based on an identifier. | 
| .gif) | DisplayTopicFromURL | Displays a topic using a URL and options. | 
| .gif) | FullTextSearchDlg | Displays the full text search dialog. | 
| .gif) | GetCurrentURL | Retrieves the URL of the topic currently displayed in the topic window. | 
| .gif) | KeywordSearch | Performs an F1 search based on a keyword, flags, and context. | 
| .gif) | KeywordSearchDlg | Displays the keyword search dialog pre-populated with the keyword. | 
| .gif) | Reserved | Infrastructure. | 
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