com.inductiveautomation.ignition.designer

Interface UndoManager.UndoAction

All Known Implementing Classes:

AbstractLayoutTool.ZOrderChangeUndoAction, AbstractResourceUndoAction, AbstractUndoAction, ComponentMoveResizeUndoAction, DynamicPropertyEditUndoAction, MultiBeanInfo.StaticValueSetUndoAction, PropertyBindingUndoAction, ResourceDeleteAction, ResourcePasteAction, UndoAddBlock, UndoAddConnection, UndoAddElement, UndoConvertToContainer, UndoDeleteBlock, UndoDeleteConnection, UndoDeleteElement, UndoGroup, UndoMoveBlocks, UndoMoveElements, UndoRotation, UndoUngroup, WindowResizeUndoAction

Enclosing class:

UndoManager

public static interface UndoManager.UndoAction

Method Summary

Modifier and Type	Method and Description
boolean	execute() This function executes (redoes) the action
java.lang.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

Method Detail

getDescription

java.lang.String getDescription()

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

undo

boolean undo()

This function will reverse the action

Returns:

false if the undo failed

execute

boolean execute()

This function executes (redoes) the action

Returns:

false if the execution failed

isGroupSequenceIndependent

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.