WebViewElement class abstract

A web view widget for showing html content.

Implementers

Constructors

WebViewElement(int targetId, Pointer<NativeElement> nativePtr, ElementManager elementManager, {required String tagName, String? initialUrl, JavascriptMode javascriptMode = JavascriptMode.unrestricted, Set<JavascriptChannel>? javascriptChannels, NavigationDelegate? navigationDelegate, Set<Factory<OneSequenceGestureRecognizer>>? gestureRecognizers, bool debuggingEnabled = false, bool gestureNavigationEnabled = false, String userAgent = DEFAULT_USER_AGENT, AutoMediaPlaybackPolicy initialMediaPlaybackPolicy = AutoMediaPlaybackPolicy.require_user_action_for_all_media_types})
Creates a new web view.

Properties

appearEventState ↔ AppearEventState
getter/setter pairinherited
boundingClientRect → BoundingClientRect
no setterinherited
childNodes ↔ List<Node>
getter/setter pairinherited
children → List<Element>
no setterinherited
debuggingEnabled → bool
Controls whether WebView debugging is enabled.
final
defaultDisplay → String
The default display type.
finalinherited
elementDelegate → ElementDelegate
no setterinherited
elementManager ↔ ElementManager
getter/setter pairinherited
eventHandlers ↔ Map<String, List<EventHandler>>
getter/setter pairinherited
firstChild → Node
no setterinherited
gestureNavigationEnabled → bool
The value used for the HTTP User-Agent: request header. A Boolean value indicating whether horizontal swipe gestures will trigger back-forward list navigations.
final
gestureRecognizers → Set<Factory<OneSequenceGestureRecognizer>>?
Which gestures should be consumed by the web view.
final
hashCode → int
The hash code for this object.
no setterinherited
height ↔ double?
getter/setter pair
initialMediaPlaybackPolicy → AutoMediaPlaybackPolicy
Which restrictions apply on automatic media playback.
final
initialUrl ↔ String?
The url that WebView loaded at first time.
getter/setter pair
isConnected → bool
no setterinherited
isInlineBox → bool
no setterinherited
isInlineContent → bool
no setterinherited
isRendererAttached → bool
no setterinherited
javascriptChannels → Set<JavascriptChannel>?
The set of JavascriptChannels available to JavaScript code running in the web view.
final
javascriptMode → JavascriptMode
Whether Javascript execution is enabled.
final
lastChild → Node
no setterinherited
nativeElementPtr → Pointer<NativeElement>
finalinherited
nativeEventTargetPtr → Pointer<NativeEventTarget>
finalinherited
nativeNodePtr → Pointer<NativeNode>
finalinherited
A delegate function that decides how to handle navigation actions.
final
nextSibling → Node?
no setterinherited
nodeName ↔ String
getter/setter pairinherited
nodeType ↔ NodeType
getter/setter pairinherited
parent → Node?
The Node.parentNode read-only property returns the parent of the specified node in the DOM tree.
no setterinherited
parentElement → Element?
The Node.parentElement read-only property returns the DOM node's parent Element, or null if the node either has no parent, or its parent isn't a DOM Element.
no setterinherited
parentNode ↔ Node?
getter/setter pairinherited
platformRenderBox ↔ RenderBox?
The webview render box itself.
getter/setter pair
previousSibling → Node?
no setterinherited
properties → Map<String, dynamic>
finalinherited
renderBoxModel ↔ RenderBoxModel?
getter/setter pairinherited
renderer → RenderObject?
no setterinherited
repaintSelf ↔ bool
Should create repaintBoundary for this element to repaint separately from parent.
getter/setter pairinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scrollHeight → double
no setterinherited
scrollingContentLayoutBox ↔ RenderLayoutBox?
getter/setter pairinherited
scrollLeft ↔ double
getter/setter pairinherited
scrollTop ↔ double
getter/setter pairinherited
scrollWidth → double
no setterinherited
shouldConvertToRepaintBoundary → bool
Whether should create repaintBoundary for this element when style changed
no setterinherited
size → dynamic
no setter
sizedBox ↔ RenderConstrainedBox?
The constrained to platformed render box, applying width and height.
getter/setter pair
style ↔ CSSStyleDeclaration
Style declaration from user input.
getter/setter pairinherited
tagName → String
finalinherited
targetId → int
finalinherited
userAgent → String
When null the platform's webview default is used for the User-Agent header.
final
viewportSize → dynamic
no setterinherited
width ↔ double?
getter/setter pair

Methods

addChild(RenderBox child) → void
inherited
addChildRenderObject(Element child, {RenderBox? after}) → void
inherited
addEvent(String eventType) → void
inherited
addEventListener(String eventType, EventHandler eventHandler) → void
inherited
addEventResponder(RenderPointerListenerMixin renderBox) → void
inherited
appendChild(Node child) → Node
inherited
applyStickyChildrenOffset() → void
inherited
attachTo(Element parent, {RenderBox? after}) → void
Attach a renderObject to parent.
inherited
bindNativeMethods(Pointer<NativeElement> nativeElement) → void
inherited
connectedCallback() → void
inherited
contains(Node child) → bool
inherited
convertToNonRepaintBoundary() → void
Convert renderBoxModel to non repaint boundary
inherited
convertToRepaintBoundary() → void
Convert renderBoxModel to repaint boundary
inherited
createRenderer() → RenderObject
Creates an instance of the RenderObject class that this RenderObjectNode represents, using the configuration described by this RenderObjectNode.
inherited
debugHideHighlight() → void
inherited
debugHighlight() → void
inherited
detach() → void
Detach renderObject from parent.
inherited
didAttachRenderer() → void
didDetachRenderer() → void
disconnectedCallback() → void
inherited
dispatchEvent(Event event) → void
inherited
dispose() → void
Dispose renderObject, but not do anything.
inherited
ensureChildAttached() → void
Ensure child and child's child render object is attached.
inherited
flushLayout() → void
inherited
getElementById(Element parentElement, int targetId) → Element?
inherited
getEventHandlers() → Map<String, List<EventHandler>>
inherited
getEventTarget() → EventTarget
inherited
getOffset(RenderBox renderBox) → Offset
inherited
getOffsetX() → double
inherited
getOffsetY() → double
inherited
getProperty(String key) → dynamic
inherited
getRootNode() → Node
inherited
handleAppear() → void
inherited
handleDisappear() → void
inherited
handleIntersectionChange(IntersectionObserverEntry entry) → void
inherited
handleMethodClick() → void
inherited
handleMouseEvent(String eventType, TapUpDetails details) → void
inherited
insertBefore(Node child, Node referenceNode) → Node
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
onDetach() → void
onFocus() → void
onPageFinished(String? url) → void
Invoked when a page has finished loading.
onPageStarted(String? url) → void
Invoked when a page starts loading.
onPostMessage(String? message) → void
onWebViewCreated(WebViewController controller) → void
If not null invoked once the web view is created.
paintFixedChildren(double scrollOffset, AxisDirection axisDirection) → void
Normally element in scroll box will not repaint on scroll because of repaint boundary optimization So it needs to manually mark element needs paint and add scroll offset in paint stage
inherited
removeChild(Node child) → Node
inherited
removeEvent(String eventType) → void
inherited
removeEventListener(String eventType, EventHandler eventHandler) → void
inherited
removeEventResponder(RenderPointerListenerMixin renderBox) → void
inherited
removeProperty(String key) → void
inherited
replaceChild(Node newNode, Node oldNode) → Node?
inherited
scrollBy({num dx = 0.0, num dy = 0.0, bool? withAnimation}) → void
inherited
scrollTo({num? x, num? y, bool? withAnimation}) → void
inherited
setProperty(String key, dynamic value) → void
setRenderStyle(String key, dynamic value) → void
inherited
setStyle(String key, dynamic value) → void
inherited
toBlob({double? devicePixelRatio}) → Future<Uint8List>
inherited
toString() → String
A string representation of this object.
inherited
updateFilterEffects(RenderBoxModel renderBoxModel, String filter) → void
inherited
updateRenderOverflow(Element element) → void
inherited
updateRenderVisibility(Visibility visibility) → void
inherited
willAttachRenderer() → void
The renderObject will be / has been insert into parent. You can apply properties to renderObject.
willDetachRenderer() → void
A render object previously associated with this Node will be / has been removed from the tree. The given RenderObject will be of the same type as returned by this object's createRenderer.
inherited

Operators

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

Static Properties

platform ↔ WebViewPlatform?
The WebView platform that's used by this WebView.
getter/setter pair

Constants

DEFAULT_USER_AGENT → const String
Default userAgent for kraken.
HEIGHT → const String
SRC → const String
WIDTH → const String