ImageMapArea class

The ImageMapArea widget (HTML's area tag).

Inheritance

Constructors

ImageMapArea({String? alt, String? coords, String? href, String? hrefLang, String? ping, ReferrerPolicyType? referrerPolicy, String? rel, String? shape, String? target, String? download, Key? key, NullableElementCallback? ref, String? id, String? title, String? style, String? className, bool? hidden, String? innerText, Widget? child, List<Widget>? children, EventCallback? onClick, Map<String, String>? additionalAttributes})
const

Properties

additionalAttributes Map<String, String>?
Any additional attributes.
finalinherited
alt String?
A text string alternative to display on browsers that do not display images.
final
child Widget?
Child widget.
finalinherited
children List<Widget>?
Multiple child widgets.
finalinherited
className String?
The classes attribute specifies one or more class names for an dom node.
finalinherited
coords String?
The coords attribute details the coordinates of the shape attribute in size, shape, and placement of an ImageMapArea.
final
correspondingTag DomTagType
Corresponding HTML tag to use to render this widget
no setteroverride
download String?
This attribute, if present, indicates that the author intends the hyperlink to be used for downloading a resource.
final
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
href String?
The hyperlink target for the area. Its value is a valid URL. This attribute may be omitted; if so, the ImageMapArea element does not represent a hyperlink.
final
hrefLang String?
Indicates the language of the linked resource.
final
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
onClick EventCallback?
On click event listener.
finalinherited
ping String?
Contains a space-separated list of URLs to which, when the hyperlink is followed, POST requests with the body PING will be sent by the browser (in the background). Typically used for tracking.
final
ref NullableElementCallback?
Reference callback.
finalinherited
referrerPolicy ReferrerPolicyType?
A ReferrerPolicyType indicating which referrer to use when fetching the resource.
final
rel String?
For anchors containing the href attribute, this attribute specifies the relationship of the target object to the link object. The value is a space-separated list of link types values. The values and their semantics will be registered by some authority that might have meaning to the document author. The default relationship, if no other is given, is void. Use this attribute only if the href attribute is present.
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
shape String?
The shape of the associated hot spot. The specifications for HTML defines the values rect, which defines a rectangular region; circle, which defines a circular region; poly, which defines a polygon; and default, which indicates the entire region beyond any defined shapes.
final
style String?
The style attribute for inline CSS.
finalinherited
target String?
A keyword or author-defined name of the browsing context to display the linked resource.
final
title String?
The title attribute specifies extra information about an dom node.
finalinherited
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 setterinherited

Methods

createRenderElement(RenderElement parent) RenderElement
Create element for current widget.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
shouldUpdateWidget(covariant ImageMapArea oldWidget) bool
Whether to update current widget.
override
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