Adobe Smoke Alarm CS3 Manuale Utente

 Scripting Photoshop CS3     63

4. After viewing the document in Photoshop CS3, close the document without saving it. 

5. Name the script 

HelloWorldDoc

 and save it.

➤

1. Create the following script. 

See 

 for details on creating a JavaScript.

//create and assign variables for default preferences
startRulerUnits = app.preferences.rulerUnits
startTypeUnits = app.preferences.typeUnits
startDisplayDialogs = app.displayDialogs

//change settings
app.preferences.rulerUnits = Units.INCHES
app.preferences.typeUnits = TypeUnits.PIXELS
app.displayDialogs = DialogModes.NO

//create and assign variables for document settings
docWidthInInches = 4
docHeightInInches = 2
resolution = 72
docName = “Hello World”

//use the length property of the documents object to 
//find out if any documents are open
//if none are found, add a document
if (app.documents.length == 0)

app.documents.add(docWidthInInches, docHeightInInches, resolution, docName)

//restore beginning preferences
app.preferences.rulerunits = startRulerUnits
app.preferences.typeunits = startTypeUnits
app.displayDialogs = startDisplayDialogs

2. Name the script 

HelloWorldDoc.jsx

 and save it in the Presets/Scripts folder.

3. Open Photoshop CS3 and choose File > Scripts > HelloWorldDoc to run the script.

4. Choose Edit > Preferences > Units & Rulers to verify that your preferences have been returned to 

your original settings. 

5. After viewing the document in Photoshop CS3, close the document without saving it. 

6. Save the script.

In this section, we will add a layer to the 

HelloWorldDoc

 script, then change the layer to a text object that 

displays the text Hello, World! in red.

Before you begin, do the following:

●

Make sure Photoshop CS3 is closed.

●

Open the script file 

HelloWorldDoc

 in your script editor application.