gnu.jemacs.lang

Class SaveExcursion

java.lang.Object

kawa.lang.Syntax

gnu.jemacs.lang.SaveExcursion

All Implemented Interfaces:

gnu.kawa.format.Printable, Named

public class SaveExcursion
extends Syntax

Field Summary

Fields

Modifier and Type	Field and Description
static ClassType	typeBuffer
static ClassType	typeSaveExcursion

Constructor Summary

Constructors

Constructor and Description
SaveExcursion(boolean bufferOnly)

Method Summary

Modifier and Type	Method and Description
static void	restoreBufferPointMark(Buffer buffer, long pointMark)
Expression	rewrite(java.lang.Object obj, Translator tr) Re-write an expression that is an "application" of this Syntax object.
static long	savePointMark(Buffer buffer) Save point and (in the future) mark of a buffer.

Methods inherited from class kawa.lang.Syntax

getName, getSymbol, print, rewriteForm, scanForDefinitions, scanForm, setName, setName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

typeSaveExcursion

public static ClassType typeSaveExcursion

typeBuffer

public static ClassType typeBuffer

Constructor Detail

SaveExcursion

public SaveExcursion(boolean bufferOnly)

Method Detail

rewrite

public Expression rewrite(java.lang.Object obj,
                          Translator tr)

Description copied from class: Syntax

Re-write an expression that is an "application" of this Syntax object.

Overrides:

rewrite in class Syntax

Parameters:

obj - the arguments to this "application" (i.e. the cdr of the macro/builtin invocation)

tr - the Translator that provides context

Returns:

the re-written expression

savePointMark

public static long savePointMark(Buffer buffer)

Save point and (in the future) mark of a buffer. Returns a pair (packed in a long) of buffer posistions.

restoreBufferPointMark

public static void restoreBufferPointMark(Buffer buffer,
                                          long pointMark)