palmed.edit.selection
Interface IAction

All Known Implementing Classes:

AbstractAction, CharacterDeletion, CharacterInsertion, Cut, NewLineInsertion, Paste, SelectionDeletion, SelectionReplacement

public interface IAction

This interface defines an action.

Version:

$Revision$ $Date$

Author:

Mathieu Champlon

Method Summary

boolean	merge(IAction action) Merge another action.
void	perform() Perform the operation.
void	redo() Redo the operation.
void	undo() Undo the operation.

Method Detail

perform

void perform()

Perform the operation.

undo

void undo()

Undo the operation.

redo

void redo()

Redo the operation.

merge

boolean merge(IAction action)

Merge another action.

Parameters:

action - the action to merge

Returns:

whether the merging was possible or not