Package com.inductiveautomation.perspective.designer.workspace.undo

Class UndoPosition

java.lang.Object

com.inductiveautomation.perspective.designer.workspace.undo.UndoPosition

All Implemented Interfaces:

UndoManager.UndoAction

public class UndoPosition
extends Object
implements UndoManager.UndoAction

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	UndoPosition.UndoPositionInfo

Field Summary

Fields

Modifier and Type	Field	Description
static final com.inductiveautomation.perspective.designer.workspace.undo.UndoActionFactory<UndoPosition.UndoPositionInfo>	FACTORY
static final String	KEY

Constructor Summary

Constructors

Constructor	Description
UndoPosition(DesignAdapter adapter, UndoPosition.UndoPositionInfo info)

Method Summary

Modifier and Type	Method	Description
boolean	execute()	This function executes (redoes) the action
String	getDescription()	The description of the action will be used to determine grouping equality as well as for display purposes.
boolean	isGroupSequenceIndependent()	This function should return true if a group of these actions can be undone by ONLY calling undo() on the first action in the group, and redone by ONLY calling execute() on the last action in the group.
boolean	undo()	This function will reverse the action

Methods inherited from class java.lang.Object

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

Field Details

KEY

public static final String KEY

See Also:

• Constant Field Values

FACTORY

public static final com.inductiveautomation.perspective.designer.workspace.undo.UndoActionFactory<UndoPosition.UndoPositionInfo> FACTORY

Constructor Details

UndoPosition

public UndoPosition(DesignAdapter adapter,
 UndoPosition.UndoPositionInfo info)

Method Details

getDescription

public String getDescription()

Description copied from interface: UndoManager.UndoAction

The description of the action will be used to determine grouping equality as well as for display purposes.

Specified by:

getDescription in interface UndoManager.UndoAction

undo

public boolean undo()

Description copied from interface: UndoManager.UndoAction

This function will reverse the action

Specified by:

undo in interface UndoManager.UndoAction

Returns:

false if the undo failed

execute

public boolean execute()

Description copied from interface: UndoManager.UndoAction

This function executes (redoes) the action

Specified by:

execute in interface UndoManager.UndoAction

Returns:

false if the execution failed

isGroupSequenceIndependent

public boolean isGroupSequenceIndependent()

Description copied from interface: UndoManager.UndoAction

This function should return true if a group of these actions can be undone by ONLY calling undo() on the first action in the group, and redone by ONLY calling execute() on the last action in the group.

Specified by:

isGroupSequenceIndependent in interface UndoManager.UndoAction