EDOBE XDOM EM Specifications download pdf (Page 120)

Adobe Photoshop CS6

JavaScript Scripting Reference JavaScript Object Reference 120

HistoryState

A version of the document stored automatically (and added to the HistoryStates collection), which

preserves the document’s state, each time the document is changed.

Access through Document

.historyStates collection. You can access a state in the list by name. For example,

this assigns a property value in the state object named "AddLayerMask":

var stateRef = app.activeDocument.historyState.getByName("AddLayerMask");

stateRef.snapshot = true;

Properties

Property Value type What it is

name

string

Read-only. The HistoryState object's name.

parent

Document

Read-only. The containing document.

snapshot

boolean

Read-only. True if the history state is a snapshot.

typename

string

Read-only. The class name of the referenced HistoryState

object.

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EDOBE XDOM EM Specifications Page 120