TextArea class

The TextArea widget (HTML's textarea tag).

This HTML dom node represents a multi-line plain-text editing control, useful when you want to allow users to enter a sizeable amount of free-form text, for example a comment on a review or feedback form.

Inheritance

Constructors

TextArea({String? name, String? value, String? placeholder, int? rows, int? cols, int? minLength, int? maxLength, bool? required, bool? readOnly, bool? disabled, EventCallback? onChange, EventCallback? onInput, EventCallback? onKeyUp, EventCallback? onKeyDown, EventCallback? onKeyPress, Key? key, String? id, bool? hidden, bool? draggable, bool? contentEditable, int? tabIndex, String? title, String? style, String? classAttribute, String? onClickAttribute, String? innerText, List<Widget>? children, EventCallback? onClick, Map<String, String>? additionalAttributes})
const

Properties

additionalAttributes → Map<String, String>?
Any additional attributes.
finalinherited
children → List<Widget>?
Children tags.
finalinherited
classAttribute → String?
The classes attribute specifies one or more class names for an dom node.
finalinherited
cols → int?
final
contentEditable → bool?
The contentEditable attribute specifies whether the content of an dom node is editable or not.
finalinherited
correspondingTag → DomTagType
Corresponding HTML tag to use to render this widget
no setteroverride
disabled → bool?
final
draggable → bool?
The draggable attribute specifies whether an dom node is draggable or not.
finalinherited
hashCode → int
The hash code for this object.
no setterinherited
hidden → bool?
The hidden attribute is a boolean attribute. When present, it specifies that an dom node is not yet, or is no longer, relevant.
finalinherited
id → String?
ID of dom node.
finalinherited
innerText → String?
Element's inner text.
finalinherited
key → Key?
Keys help Rad identify which widgets have changed, are added, or are removed when a widget has multiple sibling widgets.
finalinherited
maxLength → int?
final
minLength → int?
final
name → String?
final
onChange → EventCallback?
On change event listener.
final
onClick → EventCallback?
On click event listener.
finalinherited
onClickAttribute → String?
onClick raw attribute. for inlined JS callback: onclick="
finalinherited
onInput → EventCallback?
On input event listener.
final
onKeyDown → EventCallback?
On key down event listener.
final
onKeyPress → EventCallback?
On key press event listener.
final
onKeyUp → EventCallback?
On key up event listener.
final
placeholder → String?
final
readOnly → bool?
final
required → bool?
final
rows → int?
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
style → String?
The style attribute for inline CSS.
finalinherited
tabIndex → int?
The tabindex attribute specifies the tab order of an dom node (when the "tab" button is used for navigating).
finalinherited
title → String?
The title attribute specifies extra information about an dom node.
finalinherited
value → String?
final
widgetCaptureEventListeners → Map<DomEventType, EventCallback?>
Events that this widget is listening to in capturing phase.
no setterinherited
widgetEventListeners → Map<DomEventType, EventCallback?>
Events that this widget is listening to in bubbling phase.
no setter
widgetType → String
Type of widget.
no setteroverride

Methods

createRenderElement(RenderElement parent) → RenderElement
Create element for current widget.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
shouldUpdateWidget(covariant TextArea oldWidget) → bool
Whether to update current widget.
shouldUpdateWidgetChildren(Widget oldWidget, bool shouldUpdateWidget) → bool
Whether to update current widget's children.
inherited
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited