Top-level container for a browser tab or window.

In a web browser, a WindowBase object represents any browser window. This object contains the window's state and its relation to other windows, such as which window opened this window.

Note: This class represents any window, while Window is used to access the properties and content of the current window or tab.

See also

Other resources

Implements
Implemented by

Constructors

WindowBase()

Properties

closed bool

Indicates whether this window has been closed.

read-only
history HistoryBase

The current session history for this window.

read-only
location LocationBase

The current location of this window.

read-only
opener WindowBase

A reference to the window that opened this one.

read-only
parent WindowBase

A reference to the parent of this window.

read-only
top WindowBase

A reference to the topmost window in the window hierarchy.

read-only
hashCode int

The hash code for this object.

read-only, inherited
on Events

This is an ease-of-use accessor for event streams which should only be used when an explicit accessor is not available.

read-only, inherited
runtimeType Type

A representation of the runtime type of the object.

read-only, inherited

Operators

operator ==(other) bool

The equality operator.

inherited

Methods

close() → void

Closes the window.

postMessage(message, String targetOrigin, [ List<MessagePort> messagePorts ]) → void

Sends a cross-origin message.

addEventListener(String type, EventListener listener, [ bool useCapture ]) → void

inherited
dispatchEvent(Event event) bool

@DocsEditable(), @DomName('EventTarget.dispatchEvent'), inherited
noSuchMethod(Invocation invocation) → dynamic

Invoked when a non-existent method or property is accessed.

inherited
removeEventListener(String type, EventListener listener, [ bool useCapture ]) → void

inherited
toString() String

Returns a string representation of this object.

inherited