TextView^(native)

This class implements text viewer and text editor.

Properties

• autoSize : Symbol
  Gets or sets auto-size flag of this TextView;
• cursor : Multivalue
  Gets position pair (line, char).
• cursorPos : Integer
  Cursor position in text (from the beginning).
• cursorRect : Multivalue
  Four values (left, top, right, bottom), represents cursor position and size.
• focusable : Boolean
  Ability to have a focus.
• height : Integer
  Height of the object (in pixels).
• horzAlign : Symbol
  Determines horizontal text position.
• left : Integer
  X - coordinates of the TextView's location.
• marginX : Integer
  Width of the left and right margin.
• marginY : Integer
  Width of the top and bottom margin.
• multiLine : Boolean
  Gets or sets multi-line flags of this TextView.
• name : String
  Name of the TextView object.
• paint : Paint
  Paint object used to draw text inside the object. Thanks to this property, developer can set text size, color, font etc.
• readOnly : Boolean
  Gets or sets read-only flags of this TextView.
• stretch : Symbol
  Gets or sets if the view's width is stretchable.
• text : String
  Text in the object.
• top : Integer
  Y - coordinates of the TextView's location.
• visible : Boolean
  Visibility of the object. True = visible, false = invisible
• width : Integer
  Width of the object (in pixels).

Methods

• backspace() : TextView
  Backspace function removes char at the current position. This function is usually used as a reaction on backspace key.
• detach() : TextView
  Remove object from superior view object (application, form etc).
• doCursorKey(key) : TextView
  Sends request of cursor key to TextView.
• setFocus() : Boolean
  Returns true if TextView has focus. Otherwise, function returns false.
• insert(char) : TextView
  Insert char at current position.
• invalidate([left, top, right, bottom]) : TextView
  This function ensure redrawing a rectangle, determined by parameters. If no parameters are set, whole object will be redraw. Redrawing manages the function, which is set to onDraw event.
• replace(key) : TextView
  Replace char at current position in TextView by new char.
• setFocus() : Boolean
  Function sets focus to the TextView object.
• this(name = null) : TextView
  Create new TextView object.

Events

• onChar(sender, charCode)
  This event is raised by release an UNICODE character key.
• onDraw(sender, canvas)
  This event occurs, when it is necessary to redraw object.
• onKeyPressed(sender, key)
  This event is raised by press the key.
• onKeyReleased(sender, key)
  This event is raised by release the key.
• onPointerDragged(sender, x, y)
  Called when touch (click) is moved.
• onPointerPressed(sender, x, y)
  Called when touch (click) is stared.
• onPointerReleased(sender, x, y)
  Called when touch (click) is finished.
• onProcess()
  Callback function, which is which is called from the object every 25ms.
• onResize(sender, width, height)
  Occurs when the control is resized.