Preferences

Options to define for the preferences property of the application object, basically equivalent to selecting Edit > Preferences (Windows) or Photoshop > Preferences in the Adobe Photoshop application.

Go to Property Listing

Property Listing

Property	Type	Access	Description
additionalPluginFolder	File	read/write	The path to the additional plug-in folder. Valid only when 'use additional plugin folder' = true.
appendExtension	SaveBehavior SaveBehavior.NEVERSAVE SaveBehavior.ALWAYSSAVE SaveBehavior.ASKWHENSAVING	read/write	Save files with extensions on Windows.
askBeforeSavingLayeredTIFF	Boolean	read/write	If true, asks the user to verify layer preservation options when saving a file in TIFF format.
autoUpdateOpenDocuments	Boolean	read/write	If true, automatically updates open documents.
beepWhenDone	Boolean	read/write	If true, alerts the user when a process finishes.
colorChannelsInColor	Boolean	read/write	If true, displays component channels in the Channels palette in color.
colorPicker	ColorPicker ColorPicker.ADOBE ColorPicker.APPLE ColorPicker.WINDOWS ColorPicker.PLUGIN	read/write	The color picker to use.
columnGutter	Number	read/write	The gutter of columns (in points)
columnWidth	Number	read/write	The width of columns (in points)
createFirstSnapshot	Boolean	read/write	If true, automatically makes the first snapshot when a new document is created.
dynamicColorSliders	Boolean	read/write	If true, dynamic color sliders appear in the Color palette.
editLogItems	EditLogItemsType EditLogItemsType.SESSIONONLY EditLogItemsType.CONCISE EditLogItemsType.DETAILED	read/write	Options for edit log items.
exportClipboard	Boolean	read/write	If true, retains Adobe Photoshop contents on the clipboard after you exit the application.
fontPreviewSize	FontPreviewType FontPreviewType.NONE FontPreviewType.SMALL FontPreviewType.MEDIUM FontPreviewType.LARGE FontPreviewType.EXTRALARGE FontPreviewType.HUGE	read/write	Show font previews in the type tool font menus.
fullSizePreview	Boolean	read/write	If true, shows the image preview as a full size image.
gamutWarningOpacity	Number (range 0 - 100)	read/write	The opacity (as a percentage) of the warning color for out-of-gamut colors. Range: 0 to 100.
gridSize	GridSize GridSize.NONE GridSize.SMALL GridSize.MEDIUM GridSize.LARGE	read/write	The size of grid squares.
gridStyle	GridLineStyle GridLineStyle.SOLID GridLineStyle.DASHED GridLineStyle.DOTTED	read/write	The formatting style for non-printing grid lines.
gridSubDivisions	Int	read/write	The value by which to subdivide the grid.
guideStyle	GuideLineStyle GuideLineStyle.SOLID GuideLineStyle.DASHED	read/write	The formatting style for non-printing guide lines.
iconPreview	Boolean	read/write	If true, shows the image preview as a thumbnail.
imageCacheForHistograms	Boolean	read/write	If true, shows the current image cache used to create the histogram.
imageCacheLevels	Int (range 1 - 8)	read/write	The number of images to hold in the cache. Range: 1 to 8.
imagePreviews	SaveBehavior SaveBehavior.NEVERSAVE SaveBehavior.ALWAYSSAVE SaveBehavior.ASKWHENSAVING	read/write	The behavior mode to use when saving files.
interpolation	ResampleMethod ResampleMethod.NONE ResampleMethod.NEARESTNEIGHBOR ResampleMethod.BILINEAR ResampleMethod.BICUBIC ResampleMethod.BICUBICSHARPER ResampleMethod.BICUBICSMOOTHER ResampleMethod.BICUBICAUTOMATIC ResampleMethod.AUTOMATIC ResampleMethod.PRESERVEDETAILS	read/write	The method to use to assign color values to any new pixels created when an image is resampled or resized.
keyboardZoomResizesWindows	Boolean	read/write	If true, automatically resizes the window when zooming in or out using keyboard shortcuts.
macOSThumbnail	Boolean	read/write	If true, creates a thumbnail when saving the image in Mac OS.
maxRAMuse	Int (range 5 - 100)	read/write	Maximum percentage of available RAM used by Photoshop.
maximizeCompatibility	QueryStateType QueryStateType.ALWAYS QueryStateType.ASK QueryStateType.NEVER	read/write	The behavior to use to check whether to maximize compatibility when opening Adobe Photoshop (PSD) files.
nonLinearHistory	Boolean	read/write	If true, allows non-linear history.
numberOfHistoryStates	Int (range 1 - 100)	read/write	The number of history states to preserve. Range: 1 to 100.
otherCursors	OtherPaintingCursors OtherPaintingCursors.STANDARDOTHER OtherPaintingCursors.PRECISEOTHER	read/write	The type of pointer to use.
paintingCursors	PaintingCursors PaintingCursors.STANDARD PaintingCursors.PRECISE PaintingCursors.BRUSHSIZE	read/write	The type of pointer to use.
parent		readonly	The object's container.
pixelDoubling	Boolean	read/write	If true, halves the resolution or (doubles the size of pixels) to make previews display more quickly.
pointSize	PointType PointType.POSTSCRIPT PointType.TRADITIONAL	read/write	The point/pica size.
recentFileListLength	Int (range 0 - 30)	read/write	The number of items in the recent file list. Range: 0 to 30.
rulerUnits	Units Units.PIXELS Units.INCHES Units.CM Units.MM Units.POINTS Units.PICAS Units.PERCENT	read/write	The unit that the scripting system uses when receiving and returning values.
saveLogItems	SaveLogItemsType SaveLogItemsType.METADATA SaveLogItemsType.LOGFILE SaveLogItemsType.LOGFILEANDMETADATA	read/write	Options for saving the history items.
saveLogItemsFile	File	read/write	File to save the history log.
savePaletteLocations	Boolean	read/write	If true, makes new palette locations the default location.
showAsianTextOptions	Boolean	read/write	If true, Asian text options are displayed in the Paragraph palette.
showEnglishFontNames	Boolean	read/write	If true, Asian font names are listed in English.
showSliceNumber	Boolean	read/write	If true, displays slice numbers in the document window when using the Slice tool.
showToolTips	Boolean	read/write	If true, pop-up definitions are displayed on mouseover.
smartQuotes	Boolean	read/write	If true, curly quote marks are used.
textFontSize	FontSize FontSize.SMALL FontSize.MEDIUM FontSize.LARGE	read/write	Size of the small font used in panels and dialogs.
typeUnits	TypeUnits TypeUnits.PIXELS TypeUnits.MM TypeUnits.POINTS	read/write	The unit type-size that the numeric inputs are assumed to represent.
typename	String	readonly	The class name of the object.
useAdditionalPluginFolder	Boolean	read/write	If true, uses an additional folder for compatible plug-ins stored with a different application.
useDiffusionDither	Boolean	read/write	If true, uses diffusion dither.
useHistoryLog	Boolean	read/write	Turn on and off the history logging.
useLowerCaseExtension	Boolean	read/write	If true, the file extension is lowercase.
useShiftKeyForToolSwitch	Boolean	read/write	If true, enables cycling through a set of hidden tools.
useVideoAlpha	Boolean	read/write	If true, enables Adobe Photoshop to send transparency information to your computer’s video board. (Requires hardware support.)
windowsThumbnail	Boolean	read/write	If true, creates a thumbnail when saving the image in Windows. (Requires hardware support.)

Object of

Application.preferences