TextView

public class TextView : View

Multi-line text editing view

The text view provides a multi-line text view. Users interact with it with the standard Emacs commands for movement or the arrow keys.

Navigation:

  • Move left: left cursor, or Control-B
  • Move right: right cursor key, or Control-F
  • Move one page down: Page Down or Control-V
  • Move one page up: Page Up or Alt-V
  • Move to the beginning of the line: Home key or Control-A
  • Move to the end of the line: End key or Control-E

Editing:

  • Backspace key: removes the previous character
  • Delete character: Delete Key or Control-D
  • Delete to the end-of-line: Control-K, appends contents to the clipboard
  • Delete line at the end of the line: Control-K, appends content to the clipboard
  • Paste contents of copy buffer: Control-Y

Selection:

  • Start selectrion: Control-Space
  • Copy selection to clipboard: Alt-W
  • Cut selection to clipboard: Control-W

  • Indicates readonly attribute of TextView, defaults to false

    Declaration

    Swift

    public var isReadOnly: Bool

  • Declaration

    Swift

    public override init(frame: Rect)

  • Declaration

    Swift

    public override init()

  • Sets or gets the text in the view, this returns nil if there are any invalid UTF8 sequences in the buffer, use byteBuffer property if you do not need the string

    Declaration

    Swift

    public var text: String? { get set }

  • Provides access to the TextView content as a byte array

    Declaration

    Swift

    public var byteBuffer: [UInt8] { get set }

  • Loads the contents of the file into the TextView.

    This can throw an IO error if there is a problem accessing the file

    Declaration

    Swift

    public func loadFile(path: String) throws

    Parameters

    path

    the path for the file to load

  • Returns the current cursor position inside the buffer

    Declaration

    Swift

    public var cursorPosition: Point { get }

  • Declaration

    Swift

    public override func positionCursor()

  • Declaration

    Swift

    public override func redraw(region: Rect, painter p: Painter)

  • Will scroll the view to display the specified row at the top

    Declaration

    Swift

    public func scrollTo(row: Int)

    Parameters

    row

    Row that should be displayed at the top, if the value is negative it will be reset to zero

  • Declaration

    Swift

    public override func processKey(event: KeyEvent) -> Bool

  • Declaration

    Swift

    public override func mouseEvent(event: MouseEvent) -> Bool