LanguageService Members

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This is the base class for a language service that supplies language features including syntax highlighting, brace matching, auto-completion, IntelliSense support, and code snippet expansion.

The LanguageService type exposes the following members.

Constructors

  Name Description
Protected method LanguageService Initializes a new instance of the LanguageService class.

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Methods

  Name Description
Public method AbortBackgroundParse
Public method AddCodeWindowManager Adds a code window manager to the language service.
Public method BeginInvoke Invokes a method on another thread.
Public method BeginParse Starts a parse operation on a background thread.
Public method CanStopThread
Public method CreateCodeWindowManager Instantiates a CodeWindowManager class.
Public method CreateDocumentProperties Instantiates a DocumentProperties class.
Public method CreateDropDownHelper Instantiates a TypeAndMemberDropdownBars class.
Public method CreateExpansionFunction Instantiates an ExpansionFunction class.
Public method CreateExpansionProvider Instantiates an ExpansionProvider class.
Public method CreateParseRequest Creates a request to satisfy the given reason for parsing that is then passed on to the parser.
Public method CreateSource Instantiates a Source class.
Public method CreateViewFilter Instantiates a ViewFilter class.
Public method CurFileExtensionFormat Returns the index into the file extension list that matches the extension of the specified file name.
Public method DispatchCommand Overloaded.
Public method Dispose Called when the language service object is being destroyed.
Public method EndInvoke Retrieves the result of an asynchronous call started by LanguageService.BeginInvoke.
Public method Equals Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected method Finalize Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
Public method GetCodeWindowManager Instantiates a CodeWindowManager class.
Public method GetCodeWindowManagerForSource Returns the CodeWindowManager object associated with the specified Source object.
Public method GetCodeWindowManagerForView Returns the CodeWindowManager associated with the specified IVsTextView object.
Public method GetColorableItem Returns the requested IVsColorableItem object.
Public method GetColorizer Overloaded. Returns a colorizer object.
Public method GetFileExtensions Returns a string containing the file extensions associated with this language.
Public method GetFormatFilterList Returns a list of file extension filters suitable for a Save As dialog box.
Public method GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
Public method GetImageList Returns an image list containing glyphs associated with the language service.
Public method GetItemCount Returns the number of custom colorable items supported by the language service.
Public method GetIVsDebugger Returns an IVsDebugger object representing the currently available debugger in order to listen for debugger events.
Public method GetIVsTextMacroHelperIfRecordingOn Returns an IVsTextMacroHelper object if macro recording is turned on.
Public method GetLanguageID Returns the language GUID of the language service.
Public method GetLanguageName Returns the name of the language this language service handles.
Public method GetLanguagePreferences Returns a LanguagePreferences object for this language service.
Public method GetLanguageServiceGuid Returns the GUID of the language service.
Public method GetLocationOfName Obsolete method that always returns E_NOTIMPL.
Public method GetNameOfLocation Returns the name of the enclosing element that contains the given position.
Public method GetOrCreateSource
Public method GetParseResult Gets the result of the parse operation.
Public method GetPrimaryViewForSource
Public method GetProximityExpressions Returns a list of expressions to be evaluated and shown in the Autos window, for a given span of lines.
Public method GetScanner Returns a single instantiation of a parser.
Public method GetService Returns a service object that can be cast to a specific interface.
Public method GetSite Returns an unmarshaled pointer to a requested interface.
Public method GetSource Overloaded. Return a Source object.
Public method GetSources Returns a collection of Source objects maintained by the language service.
Public method GetType Gets the Type of the current instance. (Inherited from Object.)
Public method Initialize Called to initialize the language service.
Public method Invoke Called to invoke a task specified by the given delegate.
Public method IsMacroRecordingOn Called to determine if macro recording is turned on.
Public method IsMappedLocation Called to determine if the specified location in the given source file references code in another file.
Public method IsSourceOpen Determines whether or not the source file is open.
Protected method MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
Public method OnActiveViewChanged Called when the current view has changed to a different view.
Public method OnCaretMoved Called when the caret has moved.
Protected method OnChangesCommitted Called when changes generated by an auto-complete or code snippet expansion operation is committed to the buffer.
Public method OnCloseSource Called to close the specified Source object.
Public method OnIdle Called when no other events need to be handled.
Public method OnModeChange Called whenever the debug mode has changed while debugging.
Public method OnParseAborted
Public method OnParseComplete Called when a background parse has been completed.
Public method OpenDocument Opens the specified file.
Public method ParseSource Parses the source based on the specified ParseRequest object.
Public method QueryInvalidEncoding Determines if the specified source format is valid or not.
Public method QueryService Returns the request interface from the specified service.
Public method RemoveCodeWindowManager Called when the view associated with the specified CodeWindowManager is closed.
Public method ResolveName Returns a list of method names that match the given name modified by the specified flags.
Public method ScrollToEnd Overloaded. Update the view to show the end of the source file.
Public method SetSite Called to set or site the service provider for this language service.
Public method SetUserContextDirty Marks the user context as dirty in the specified source buffer.
Public method SynchronizeDropdowns Called to update a drop-down bar based on the current caret position.
Public method ToString Returns a String that represents the current Object. (Inherited from Object.)
Public method UpdateLanguageContext Updates the current user help context in a selected region of the given source.
Public method ValidateBreakpointLocation Called to determine if the given location can have a breakpoint applied to it.

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Properties

  Name Description
Public property InvokeRequired Determines if a method must be invoked across a thread boundary.
Public property IsActive Determines whether the language service is connected to the current view and therefore is active.
Public property IsDebugging Determines if the debugger is active.
Public property IsParsing Determines if a background parse is in progress.
Public property LastActiveTextView Returns the last active text view associated with this language service.
Public property MainThreadId Returns the id of the thread this language service is running on.
Public property Name Returns the name of the language (for example, "C++" or "HTML").
Protected property ParseThreadIsAlive
Public property ParseThreadPaused
Public property Preferences Provides access to the language service preferences.
Public property Site Returns the service provider given to this language service.

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Explicit Interface Implementations

  Name Description
Explicit interface implemetationPrivate method IVsFormatFilterProvider.CurFileExtensionFormat
Explicit interface implemetationPrivate method IVsFormatFilterProvider.GetFormatFilterList
Explicit interface implemetationPrivate method IVsFormatFilterProvider.QueryInvalidEncoding
Explicit interface implemetationPrivate method IVsLanguageContextProvider.UpdateLanguageContext

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See Also

Reference

LanguageService Class

Microsoft.VisualStudio.Package Namespace