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Layer > New > Layer, File > Scripts > Script

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Adobe Photoshop CS3 Scripting Guide Photoshop CS3 Photoshop CS3 Scripting Basics 13 Object Name Description To create this object without using a script: Application The Photoshop CS3 application. Start the Photoshop CS3 application. Document The working object, in which you create layers, channels, actions, and so on. In a script, you name, open, or save a document as you would a file in the application. In Photoshop CS3, choose File > New or File > Open. Selection The selected area of a layer or document. Choose the marquee or lasso tools and drag your mouse. Path Item A drawing object, such as the outline of a shape or a Choose the path selection or straight or curved line pen tools and draw a path with the mouse. Channel Pixel information about an image's color. Choose Window > Channels. Art Layer A layer class within a document that allows you to Choose Layer > New > Layer work on one element of an image without affecting or Window > Layers. other elements in the image. Layer Set A collection of Art Layer objects. Choose Layer > New > Layer Set. Layer Comp A snapshot of a state of the layers in a document. Choose Window > Layer Comp. Then select the New Layer Comp icon. Document Info Metadata about a Document object. Choose File > File Info. Note: Metadata is any data that helps to describe the content or characteristics of a file, such filename, creation date and time, author name, the name of the image stored in the file, etc. Notifier Notifies a script when an event occurs; the event then triggers the script to execute. For example, when a user clicks an OK button, the notifier object tells the script what to do next. Choose File > Scripts > Script Events Manager. Preferences The application preference settings. Choose Edit > Preferences in Windows, or Photoshop > Preferences in Mac OS. History State Stores a version of the document in the state the document was in each time you saved it. Note: You can use a History State object to fill a Selection object or to reset the document to a previous state. Choose Window > History, and then choose a history state from the History palette.

Section	Page
Contents	3
Introduction	5
About this manual	5
Conventions in this guide	5
Photoshop CS3 Scripting Basics	7
Scripting Overview	7
Why use scripts instead of actions?	7
Scripting Support in Photoshop CS3	8
JavaScript Support	8
Executing other scripts	9
Startup Scripts	9
Executing JavaScripts from AS or VBS	9
Photoshop CS3 Object Model	9
Containment Hierarchy	10
Application and Document Classes	10
Layer Classes	11
Layer Comp Class	11
Channel Class	11
Selection Class	11
History State Class	12
Document Info Class	12
Path Item, Sub Path Item, and Path Point Classes	12
Preferences Class	12
Notifier Class	12
Count Item Class	12
Color Sampler Class	12
Measurement Scale Class	12
The Containment Hierarchy and the Photoshop CS3 User Interface	12
Additional Objects	14
Constants	14
Creating a Sample Hello World Script	15
Creating and Running an AppleScript	15
Creating and Running a VBScript	16
Creating and Running a JavaScript	17
Scripting Photoshop CS3	19
Viewing Photoshop CS3 Objects, Commands, and Methods	19
Viewing Photoshop CS3’s AppleScript Dictionary	19
Viewing Photoshop CS3’s Type Library (VBS)	20
Targeting and Referencing the Application Object	20
Creating New Objects in a Script	21
Setting the Active Object	23
Setting the Active Document	24
Setting the Active Layer	25
Setting the Active Channels	25
Opening a Document	26
Opening a File with Default File Format	26
Specifying File Formats to Open	27
Saving a Document	29
Setting Application Preferences	30
Allowing or Preventing Dialogs	31
Working with the Photoshop CS3 Object Model	31
Using the Application Object	31
Using the Document Object	32
Manipulating a Document Object	32
Working with Layer Objects	34
Creating an ArtLayer Object	34
Creating a Layer Set Object	35
Referencing ArtLayer Objects	36
Working with Layer Set Objects	37
Linking Layer Objects	38
AS	38
VBS	38
JS	38
Applying Styles to Layers	38
Using the Text Item Object	39
Determining a Layer’s Kind	40
Adding and Manipulating Text in a Text Item Object	40
Working with Selection Objects	41
Creating and Defining a Selection	41
Stroking the Selection Border	42
Inverting Selections	43
Expanding, Contracting, and Feathering Selections	43
Filling a Selection	43
Loading and Storing Selections	44
Working with Channel Objects	45
Changing Channel Types	45
Using the Document Info Object	46
Using History State Objects	46
Using Notifier Objects	47
Using the PathItem Object	48
Working with Color Objects	50
Solid Color Classes	51
Using Hex Values for RGB Color	51
Getting and Converting Colors	51
Comparing Colors	52
Getting a Web Safe Color	52
Working with Filters	53
AS	53
VBS	53
JS	53
Other Filters	53
Understanding Clipboard Interaction	54
Using the Copy and Paste commands	54
Using the Copy Merged Command/Method	55
Working with Units	55
Unit Values	56
Special Unit Value Types	56
AppleScript Unit Considerations	56
Using Unit Values in Calculations	57
Unit Value Usage	57
Setting Ruler and Type Units in a Script	59
Sample Workflow Automation JavaScripts	59
Advanced Scripting	60
Working with Document Preferences	60
Applying Color to a Text Item	63
Applying a Wave Filter	66
Defining the Area of a Selection Object	66
Applying a MotionBlur Filter	69
Action Manager	72
The ScriptListener Plug-In	72
Installing ScriptListener	72
Action Manager Scripting Objects	73
Recording a Script using ScriptListener	73
Using the Action Manager from JavaScript	74
Using the Action Manager from a VBS Script	75
Running JavaScript-based Action Manager code from VBScript	78
Running JavaScript-based Action Manager code from AppleScript	78
Using ScriptListener to find event IDs and class IDs	79

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Photoshop CS3

Adobe Photoshop CS3

Scripting Guide

Photoshop CS3 Scripting Basics

Object Name

Description

To create this object without

using a script:

Application

The Photoshop CS3 application.

Start the Photoshop CS3

application.

Document

The working object, in which you create layers,

channels, actions, and so on. In a script, you name,

open, or save a document as you would a file in the

application.

In Photoshop CS3, choose

File > New

File > Open.

Selection

The selected area of a layer or document.

Choose the marquee or lasso

tools and drag your mouse.

Path Item

A drawing object, such as the outline of a shape or a

straight or curved line

Choose the path selection or

pen tools and draw a path with

the mouse.

Channel

Pixel information about an image’s color.

Choose

Window > Channels.

Art Layer

A layer class within a document that allows you to

work on one element of an image without affecting

other elements in the image.

Choose

Layer > New > Layer

Window > Layers.

Layer Set

A collection of

Art Layer

objects.

Choose

Layer > New >

Layer Set.

Layer Comp

A snapshot of a state of the layers in a document.

Choose

Window > Layer

Comp.

Then select the New

Layer Comp icon.

Document Info

Metadata about a

Document

object.

Note:

Metadata is any data that helps to describe

the content or characteristics of a file, such

filename, creation date and time, author

name, the name of the image stored in the

file, etc.

Choose

File > File Info.

Notifier

Notifies a script when an event occurs; the event

then triggers the script to execute. For example,

when a user clicks an OK button, the notifier object

tells the script what to do next.

Choose

File > Scripts > Script

Events Manager

Preferences

The application preference settings.

Choose

Edit > Preferences

Windows, or

Photoshop > Preferences

Mac OS.

History State

Stores a version of the document in the state the

document was in each time you saved it.

Note:

You can use a

History State

object to fill a

Selection

object or to reset the document

to a previous state.

Choose

Window > History,

and then choose a history

state from the History palette.