Instance Method

setBaseWritingDirection(_:range:)

Sets the base writing direction of a range of text.

Declaration

func setBaseWritingDirection(_ writingDirection: NSWritingDirection, range: NSRange)

Parameters

writingDirection

The new writing direction for the text in range.

range

The range of text that will have the new writing direction.

Discussion

Invoke this method to change the base writing direction from left-to-right to right-to-left for languages like Hebrew and Arabic, for example.

This method does not include undo support by default. Clients must invoke shouldChangeText(inRanges:replacementStrings:) or shouldChangeText(in:replacementString:) to include this method in an undoable action.

See Also

Setting Behavioral Attributes

var allowsUndo: Bool

A Boolean value that indicates whether the receiver allows undo.

var isEditable: Bool

A Boolean value that controls whether the text views sharing the receiver’s layout manager allow the user to edit text.

var isSelectable: Bool

A Boolean value that controls whether the text views sharing the receiver’s layout manager allow the user to select text.

var isFieldEditor: Bool

A Boolean value that controls whether the text views sharing the receiver’s layout manager behave as field editors.

var isRichText: Bool

A Boolean value that controls whether the text views sharing the receiver’s layout manager allow the user to apply attributes to specific ranges of text.

var importsGraphics: Bool

A Boolean value that controls whether the text views sharing the receiver’s layout manager allow the user to import files by dragging.

var defaultParagraphStyle: NSParagraphStyle?

The receiver’s default paragraph style.

func outline(Any?)

Adds the outline attribute to the selected text attributes if absent; removes the attribute if present.

var allowsImageEditing: Bool

Indicates whether image attachments should permit editing of their images.

var isAutomaticQuoteSubstitutionEnabled: Bool

A Boolean value that enables and disables automatic quotation mark substitution.

func toggleAutomaticQuoteSubstitution(Any?)

Changes the state of automatic quotation mark substitution from enabled to disabled and vice versa.

var isAutomaticLinkDetectionEnabled: Bool

A Boolean value that enables or disables automatic link detection.

func toggleAutomaticLinkDetection(Any?)

Changes the state of automatic link detection from enabled to disabled and vice versa.

var displaysLinkToolTips: Bool

A Boolean value that indicates whether the text view automatically supplies the destination of a link as a tooltip for text that has a link attribute.