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diff --git a/files/nl/web/api/window/index.html b/files/nl/web/api/window/index.html new file mode 100644 index 0000000000..985921b10f --- /dev/null +++ b/files/nl/web/api/window/index.html @@ -0,0 +1,440 @@ +--- +title: Window +slug: Web/API/Window +tags: + - API + - DOM + - Interface + - JavaScript + - NeedsTranslation + - Reference + - TopicStub + - Window +translation_of: Web/API/Window +--- +<p>{{APIRef}}</p> + +<p><span class="seoSummary">The <code>window</code> object represents a window containing a DOM document; the <code>document</code> property points to the <a href="/en-US/docs/DOM/document">DOM document</a> loaded in that window.</span> A window for a given document can be obtained using the {{Domxref("document.defaultView")}} property.</p> + +<p>This section provides a brief reference for all of the methods, properties, and events available through the DOM <code>window</code> object. The <code>window</code> object implements the <code>Window</code> interface, which in turn inherits from the <code><a href="http://www.w3.org/TR/DOM-Level-2-Views/views.html#Views-AbstractView">AbstractView</a></code> interface. Some additional global functions, namespaces, objects, interfaces, and constructors, not typically associated with the window, but available on it, are listed in the <a href="/en-US/docs/JavaScript/Reference">JavaScript Reference</a> and <a href="/en-US/docs/DOM/DOM_Reference" title="/en-US/docs/DOM/DOM_Reference">DOM Reference</a>.</p> + +<p>In a tabbed browser, such as Firefox, each tab contains its own <code>window</code> object (and if you're writing an extension, the browser window itself is a separate window too - see <a href="/en-US/docs/Working_with_windows_in_chrome_code#Content_windows">Working with windows in chrome code</a> for more information). That is, the <code>window</code> object is not shared between tabs in the same window. Some methods, namely {{Domxref("window.resizeTo")}} and {{Domxref("window.resizeBy")}} apply to the whole window and not to the specific tab the <code>window</code> object belongs to. Generally, anything that can't reasonably pertain to a tab pertains to the window instead.</p> + +<h2 id="Properties">Properties</h2> + +<p><em>This interface inherits properties from the {{domxref("EventTarget")}} interface and implements properties from {{domxref("WindowTimers")}}, {{domxref("WindowBase64")}}, and {{domxref("WindowEventHandlers")}}.</em></p> + +<p>Note that properties which are objects (e.g.,. for overriding the prototype of built-in elements) are listed in a separate section below.</p> + +<dl> + <dt>{{domxref("Window.applicationCache")}} {{readOnlyInline}} {{gecko_minversion_inline("1.9")}}</dt> + <dd>An {{domxref("OfflineResourceList")}} object providing access to the offline resources for the window.</dd> + <dt>{{domxref("Window.caches")}} {{readOnlyInline}}</dt> + <dd>Returns the {{domxref("CacheStorage")}} object associated with the current origin. This object enables <a href="/en-US/docs/Web/API/ServiceWorker_API">service worker</a> functionality such as storing assets for offline use, and generating custom responses to requests.</dd> + <dt>{{domxref("Window.closed")}} {{Non-standard_inline}}{{readOnlyInline}}</dt> + <dd>This property indicates whether the current window is closed or not.</dd> + <dt><code><a href="/en-US/docs/Components_object">Window.Components</a></code> {{Non-standard_inline}}</dt> + <dd>The entry point to many <a href="/en-US/docs/XPCOM">XPCOM</a> features. Some properties, e.g. <a href="/en-US/docs/Components.classes">classes</a>, are only available to sufficiently privileged code. <strong>Web code should not use this property.</strong></dd> + <dt>{{domxref("Window.console")}} {{ReadOnlyInline}}</dt> + <dd>Returns a reference to the console object which provides access to the browser's debugging console.</dd> + <dt>{{domxref("Window.content")}} and Window._content {{Non-standard_inline}} {{obsolete_inline}}{{ReadOnlyInline}}</dt> + <dd>Returns a reference to the content element in the current window. The obsolete variant with underscore is no longer available from Web content.</dd> + <dt>{{domxref("Window.controllers")}}{{non-standard_inline}}{{ReadOnlyInline}}</dt> + <dd>Returns the XUL controller objects for the current chrome window.</dd> + <dt>{{domxref("Window.crypto")}} {{readOnlyInline}}</dt> + <dd>Returns the browser crypto object.</dd> + <dt>{{domxref("Window.defaultStatus")}} {{Obsolete_inline("gecko23")}}</dt> + <dd>Gets/sets the status bar text for the given window.</dd> + <dt>{{domxref("Window.devicePixelRatio")}} {{non-standard_inline}}{{ReadOnlyInline}}</dt> + <dd>Returns the ratio between physical pixels and device independent pixels in the current display.</dd> + <dt>{{domxref("Window.dialogArguments")}} {{Fx_minversion_inline(3)}} {{ReadOnlyInline}}</dt> + <dd>Gets the arguments passed to the window (if it's a dialog box) at the time {{domxref("window.showModalDialog()")}} was called. This is an {{Interface("nsIArray")}}.</dd> + <dt>{{domxref("Window.directories")}} {{obsolete_inline}}</dt> + <dd>Synonym of {{domxref("window.personalbar")}}</dd> + <dt>{{domxref("Window.document")}} {{ReadOnlyInline}}</dt> + <dd>Returns a reference to the document that the window contains.</dd> + <dt>{{domxref("Window.frameElement")}} {{readOnlyInline}}</dt> + <dd>Returns the element in which the window is embedded, or null if the window is not embedded.</dd> + <dt>{{domxref("Window.frames")}} {{readOnlyInline}}</dt> + <dd>Returns an array of the subframes in the current window.</dd> + <dt>{{domxref("Window.fullScreen")}} {{gecko_minversion_inline("1.9")}}</dt> + <dd>This property indicates whether the window is displayed in full screen or not.</dd> + <dt>{{domxref("Window.globalStorage")}} {{gecko_minversion_inline("1.8.1")}} {{Non-standard_inline}} {{Obsolete_inline("gecko13")}}</dt> + <dd>Unsupported since Gecko 13 (Firefox 13). Use {{domxref("Window.localStorage")}} instead.<br> + Was: Multiple storage objects that are used for storing data across multiple pages.</dd> + <dt>{{domxref("Window.history")}} {{ReadOnlyInline}}</dt> + <dd>Returns a reference to the history object.</dd> + <dt>{{domxref("Window.innerHeight")}}</dt> + <dd>Gets the height of the content area of the browser window including, if rendered, the horizontal scrollbar.</dd> + <dt>{{domxref("Window.innerWidth")}}</dt> + <dd>Gets the width of the content area of the browser window including, if rendered, the vertical scrollbar.</dd> + <dt>{{domxref("Window.isSecureContext")}} {{readOnlyInline}}</dt> + <dd>Indicates whether a context is capable of using features that require secure contexts.</dd> + <dt>{{domxref("Window.length")}} {{readOnlyInline}}</dt> + <dd>Returns the number of frames in the window. See also {{domxref("window.frames")}}.</dd> + <dt>{{domxref("Window.location")}} {{ReadOnlyInline}}</dt> + <dd>Gets/sets the location, or current URL, of the window object.</dd> + <dt>{{domxref("Window.locationbar")}} {{ReadOnlyInline}}</dt> + <dd>Returns the locationbar object, whose visibility can be toggled in the window.</dd> + <dt>{{domxref("Window.localStorage")}} {{readOnlyInline}}{{gecko_minversion_inline("1.9.1")}}</dt> + <dd>Returns a reference to the local storage object used to store data that may only be accessed by the origin that created it.</dd> + <dt>{{domxref("Window.menubar")}} {{ReadOnlyInline}}</dt> + <dd>Returns the menubar object, whose visibility can be toggled in the window.</dd> + <dt>{{domxref("Window.messageManager")}} {{gecko_minversion_inline("2.0")}}</dt> + <dd>Returns the <a href="/en-US/docs/The_message_manager">message manager</a> object for this window.</dd> + <dt>{{domxref("Window.mozAnimationStartTime")}} {{ReadOnlyInline}}{{gecko_minversion_inline("2.0")}}</dt> + <dd>The time in milliseconds since epoch at which the current animation cycle began.</dd> + <dt>{{domxref("Window.mozInnerScreenX")}} {{ReadOnlyInline}}{{non-standard_inline}}{{gecko_minversion_inline("1.9.2")}}</dt> + <dd>Returns the horizontal (X) coordinate of the top-left corner of the window's viewport, in screen coordinates. This value is reported in CSS pixels. See <code>mozScreenPixelsPerCSSPixel</code> in {{interface("nsIDOMWindowUtils")}} for a conversion factor to adapt to screen pixels if needed.</dd> + <dt>{{domxref("Window.mozInnerScreenY")}} {{ReadOnlyInline}} {{non-standard_inline}}{{gecko_minversion_inline("1.9.2")}}</dt> + <dd>Returns the vertical (Y) coordinate of the top-left corner of the window's viewport, in screen coordinates. This value is reported in CSS pixels. See <code>mozScreenPixelsPerCSSPixel</code> for a conversion factor to adapt to screen pixels if needed.</dd> + <dt>{{domxref("Window.mozPaintCount")}} {{non-standard_inline}}{{ReadOnlyInline}} {{gecko_minversion_inline("2.0")}}</dt> + <dd>Returns the number of times the current document has been rendered to the screen in this window. This can be used to compute rendering performance.</dd> + <dt>{{domxref("Window.name")}}</dt> + <dd>Gets/sets the name of the window.</dd> + <dt>{{domxref("Window.navigator")}} {{readOnlyInline}}</dt> + <dd>Returns a reference to the navigator object.</dd> + <dt>{{domxref("Window.opener")}}</dt> + <dd>Returns a reference to the window that opened this current window.</dd> + <dt>{{domxref("Window.orientation")}}{{non-standard_inline}}{{deprecated_inline}}{{readOnlyInline}}</dt> + <dd>Returns the orientation in degrees (in 90 degree increments) of the viewport relative to the device's natural orientation.</dd> + <dt>{{domxref("Window.outerHeight")}} {{readOnlyInline}}</dt> + <dd>Gets the height of the outside of the browser window.</dd> + <dt>{{domxref("Window.outerWidth")}} {{readOnlyInline}}</dt> + <dd>Gets the width of the outside of the browser window.</dd> + <dt>{{domxref("Window.scrollX","Window.pageXOffset")}} {{readOnlyInline}}</dt> + <dd>An alias for {{domxref("window.scrollX")}}.</dd> + <dt>{{domxref("Window.scrollY","Window.pageYOffset")}}{{readOnlyInline}}</dt> + <dd>An alias for {{domxref("window.scrollY")}}</dd> + <dt>{{domxref("Window.sessionStorage")}} {{readOnlyInline}}</dt> + <dd>Returns a reference to the session storage object used to store data that may only be accessed by the origin that created it.</dd> + <dt>{{domxref("Window.parent")}} {{readOnlyInline}}</dt> + <dd>Returns a reference to the parent of the current window or subframe.</dd> + <dt>{{domxref("Window.performance")}} {{readOnlyInline}}</dt> + <dd>Provides a hosting area for <a href="/en-US/docs/Navigation_timing">performance related</a> attributes.</dd> + <dt>{{domxref("Window.personalbar")}} {{readOnlyInline}}</dt> + <dd>Returns the personalbar object, whose visibility can be toggled in the window.</dd> + <dt>{{domxref("Window.pkcs11")}} {{obsolete_inline(29)}}</dt> + <dd>Formerly provided access to install and remove PKCS11 modules.</dd> + <dt>{{domxref("Window.returnValue")}} {{Fx_minversion_inline(3)}}</dt> + <dd>The return value to be returned to the function that called {{domxref("window.showModalDialog()")}} to display the window as a modal dialog.</dd> + <dt>{{domxref("Window.screen")}} {{readOnlyInline}}</dt> + <dd>Returns a reference to the screen object associated with the window.</dd> + + <dt>{{domxref("Window.screenX")}} {{readOnlyInline}}</dt> + <dd>Returns the horizontal distance of the left border of the user's browser from the left side of the screen.</dd> + <dt>{{domxref("Window.screenY")}} {{readOnlyInline}}</dt> + <dd>Returns the vertical distance of the top border of the user's browser from the top side of the screen.</dd> + <dt>{{domxref("Window.scrollbars")}} {{readOnlyInline}}</dt> + <dd>Returns the scrollbars object, whose visibility can be toggled in the window.</dd> + <dt>{{domxref("Window.scrollMaxX")}}{{non-standard_inline}}{{ReadOnlyInline}}</dt> + <dd>The maximum offset that the window can be scrolled to horizontally, that is the document width minus the viewport width.</dd> + <dt>{{domxref("Window.scrollMaxY")}}{{non-standard_inline}}{{ReadOnlyInline}}</dt> + <dd>The maximum offset that the window can be scrolled to vertically (i.e., the document height minus the viewport height).</dd> + <dt>{{domxref("Window.scrollX")}} {{readOnlyInline}}</dt> + <dd>Returns the number of pixels that the document has already been scrolled horizontally.</dd> + <dt>{{domxref("Window.scrollY")}} {{readOnlyInline}}</dt> + <dd>Returns the number of pixels that the document has already been scrolled vertically.</dd> + <dt>{{domxref("Window.self")}} {{ReadOnlyInline}}</dt> + <dd>Returns an object reference to the window object itself.</dd> + <dt>{{domxref("Window.sessionStorage")}} {{Fx_minversion_inline("2.0")}}</dt> + <dd>Returns a storage object for storing data within a single page session.</dd> + <dt>{{domxref("Window.sidebar")}} {{non-standard_inline}}{{ReadOnlyInline}}</dt> + <dd>Returns a reference to the window object of the sidebar.</dd> + <dt>{{domxref("Window.speechSynthesis")}} {{ReadOnlyInline}}</dt> + <dd>Returns a {{domxref("SpeechSynthesis")}} object, which is the entry point into using <a href="/en-US/docs/Web/API/Web_Speech_API">Web Speech API</a> speech synthesis functionality.</dd> + <dt>{{domxref("Window.status")}}</dt> + <dd>Gets/sets the text in the statusbar at the bottom of the browser.</dd> + <dt>{{domxref("Window.statusbar")}} {{readOnlyInline}}</dt> + <dd>Returns the statusbar object, whose visibility can be toggled in the window.</dd> + <dt>{{domxref("Window.toolbar")}} {{readOnlyInline}}</dt> + <dd>Returns the toolbar object, whose visibility can be toggled in the window.</dd> + <dt>{{domxref("Window.top")}} {{readOnlyInline}}</dt> + <dd>Returns a reference to the topmost window in the window hierarchy. This property is read only.</dd> + <dt>{{domxref("Window.window")}} {{ReadOnlyInline}}</dt> + <dd>Returns a reference to the current window.</dd> + <dt><code>window[0]</code>,<code> window[1]</code>, etc.</dt> + <dd>Returns a reference to the <code>window</code> object in the frames. See {{domxref("Window.frames")}} for more details.</dd> +</dl> + +<h2 id="Methods">Methods</h2> + +<p><em>This interface inherits methods from the {{domxref("EventTarget")}} interface and implements methods from {{domxref("WindowTimers")}}, {{domxref("WindowBase64")}}, {{domxref("WindowEventHandlers")}}, and {{domxref("GlobalFetch")}}.</em></p> + +<dl> + <dt>{{domxref("EventTarget.addEventListener()")}}</dt> + <dd>Register an event handler to a specific event type on the window.</dd> + <dt>{{domxref("Window.alert()")}}</dt> + <dd>Displays an alert dialog.</dd> + + <dt>{{domxref("WindowBase64.atob()")}}</dt> + <dd>Decodes a string of data which has been encoded using base-64 encoding.</dd> + <dt>{{domxref("Window.back()")}} {{Non-standard_inline}} {{obsolete_inline}}</dt> + <dd>Moves back one in the window history.</dd> + <dt>{{domxref("Window.blur()")}}</dt> + <dd>Sets focus away from the window.</dd> + <dt>{{domxref("WindowBase64.btoa()")}}</dt> + <dd>Creates a base-64 encoded ASCII string from a string of binary data.</dd> + <dt>{{domxref("Window.cancelIdleCallback()")}} {{experimental_inline}}</dt> + <dd>Enables you to cancel a callback previously scheduled with {{domxref("Window.requestIdleCallback")}}.</dd> + <dt>{{domxref("Window.captureEvents()")}} {{Deprecated_inline}}</dt> + <dd>Registers the window to capture all events of the specified type.</dd> + <dt>{{domxref("Window.clearImmediate()")}}</dt> + <dd>Cancels the repeated execution set using <code>setImmediate</code>.</dd> + <dt>{{domxref("WindowTimers.clearInterval()")}}</dt> + <dd>Cancels the repeated execution set using {{domxref("WindowTimers.setInterval()")}}.</dd> + <dt>{{domxref("WindowTimers.clearTimeout()")}}</dt> + <dd>Cancels the repeated execution set using {{domxref("WindowTimers.setTimeout()")}}.</dd> + <dt>{{domxref("Window.close()")}}</dt> + <dd>Closes the current window.</dd> + <dt>{{domxref("Window.confirm()")}}</dt> + <dd>Displays a dialog with a message that the user needs to respond to.</dd> + <dt>{{domxref("Window.disableExternalCapture()")}} {{obsolete_inline(24)}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.dispatchEvent()")}}</dt> + <dd>Used to trigger an event.</dd> + <dt>{{domxref("Window.dump()")}}</dt> + <dd>Writes a message to the console.</dd> + <dt>{{domxref("Window.enableExternalCapture()")}} {{obsolete_inline(24)}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("GlobalFetch.fetch()")}}</dt> + <dd>Starts the process of fetching a resource.</dd> + <dt>{{domxref("Window.find()")}}</dt> + <dd>Searches for a given string in a window.</dd> + <dt>{{domxref("Window.focus()")}}</dt> + <dd>Sets focus on the current window.</dd> + <dt>{{domxref("Window.forward()")}} {{Non-standard_inline}} {{obsolete_inline}}</dt> + <dd>Moves the window one document forward in the history.</dd> + <dt>{{domxref("Window.getAttention()")}}</dt> + <dd>Flashes the application icon.</dd> + <dt>{{domxref("Window.getAttentionWithCycleCount()")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.getComputedStyle()")}}</dt> + <dd>Gets computed style for the specified element. Computed style indicates the computed values of all CSS properties of the element.</dd> + <dt>{{domxref("Window.getDefaultComputedStyle()")}} {{Non-standard_inline}}</dt> + <dd>Gets default computed style for the specified element, ignoring author stylesheets.</dd> + <dt>{{domxref("Window.getSelection()")}}</dt> + <dd>Returns the selection object representing the selected item(s).</dd> + <dt>{{domxref("Window.home()")}} {{Non-standard_inline}} {{obsolete_inline}}</dt> + <dd>Returns the browser to the home page.</dd> + <dt>{{domxref("Window.matchMedia()")}} {{gecko_minversion_inline("6.0")}}</dt> + <dd>Returns a {{domxref("MediaQueryList")}} object representing the specified media query string.</dd> + <dt>{{domxref("Window.maximize()")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.minimize()")}} (top-level XUL windows only)</dt> + <dd>Minimizes the window.</dd> + <dt>{{domxref("Window.moveBy()")}}</dt> + <dd>Moves the current window by a specified amount.</dd> + <dt>{{domxref("Window.moveTo()")}}</dt> + <dd>Moves the window to the specified coordinates.</dd> + <dt>{{domxref("Window.mozRequestAnimationFrame()")}} {{gecko_minversion_inline("2.0")}}</dt> + <dd>Tells the browser that an animation is in progress, requesting that the browser schedule a repaint of the window for the next animation frame. This will cause a <code>MozBeforePaint</code> event to fire before that repaint occurs.</dd> + <dt>{{domxref("Window.open()")}}</dt> + <dd>Opens a new window.</dd> + <dt>{{domxref("Window.openDialog()")}}</dt> + <dd>Opens a new dialog window.</dd> + <dt>{{domxref("Window.postMessage()")}} {{Fx_minversion_inline(3)}}</dt> + <dd>Provides a secure means for one window to send a string of data to another window, which need not be within the same domain as the first.</dd> + <dt>{{domxref("Window.print()")}}</dt> + <dd>Opens the Print Dialog to print the current document.</dd> + <dt>{{domxref("Window.prompt()")}}</dt> + <dd>Returns the text entered by the user in a prompt dialog.</dd> + <dt>{{domxref("Window.releaseEvents()")}} {{Deprecated_inline}}</dt> + <dd>Releases the window from trapping events of a specific type.</dd> + <dt>{{domxref("element.removeEventListener","Window.removeEventListener()")}}</dt> + <dd>Removes an event listener from the window.</dd> + <dt>{{domxref("Window.requestIdleCallback()")}} {{experimental_inline}}</dt> + <dd>Enables the scheduling of tasks during a browser's idle periods.</dd> + <dt>{{domxref("Window.resizeBy()")}}</dt> + <dd>Resizes the current window by a certain amount.</dd> + <dt>{{domxref("Window.resizeTo()")}}</dt> + <dd>Dynamically resizes window.</dd> + <dt>{{domxref("Window.restore()")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.routeEvent()")}} {{obsolete_inline(24)}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.scroll()")}}</dt> + <dd>Scrolls the window to a particular place in the document.</dd> + <dt>{{domxref("Window.scrollBy()")}}</dt> + <dd>Scrolls the document in the window by the given amount.</dd> + <dt>{{domxref("Window.scrollByLines()")}}</dt> + <dd>Scrolls the document by the given number of lines.</dd> + <dt>{{domxref("Window.scrollByPages()")}}</dt> + <dd>Scrolls the current document by the specified number of pages.</dd> + <dt>{{domxref("Window.scrollTo()")}}</dt> + <dd>Scrolls to a particular set of coordinates in the document.</dd> + <dt>{{domxref("Window.setCursor()")}}</dt> + <dd>Changes the cursor for the current window</dd> + <dt>{{domxref("Window.setImmediate()")}}</dt> + <dd>Executes a function after the browser has finished other heavy tasks</dd> + <dt>{{domxref("WindowTimers.setInterval()")}}</dt> + <dd>Schedules the execution of a function each X milliseconds.</dd> + <dt>{{domxref("Window.setResizable()")}}</dt> + <dd>Toggles a user's ability to resize a window.</dd> + <dt>{{domxref("WindowTimers.setTimeout()")}}</dt> + <dd>Sets a delay for executing a function.</dd> + <dt>{{domxref("Window.showModalDialog()")}} {{Fx_minversion_inline(3)}}</dt> + <dd>Displays a modal dialog.</dd> + <dt>{{domxref("Window.sizeToContent()")}}</dt> + <dd>Sizes the window according to its content.</dd> + <dt>{{domxref("Window.stop()")}}</dt> + <dd>This method stops window loading.</dd> + <dt>{{domxref("Window.updateCommands()")}}</dt> + <dd>Updates the state of commands of the current chrome window (UI).</dd> +</dl> + +<h2 id="Event_handlers">Event handlers</h2> + +<p>These are properties of the window object that can be set to establish event handlers for the various things that can happen in the window that might be of interest.</p> + +<p><em>This interface inherits event handlers from the {{domxref("EventTarget")}} interface and implements event handlers from {{domxref("WindowTimers")}}, {{domxref("WindowBase64")}}, and {{domxref("WindowEventHandlers")}}.</em></p> + +<div class="note"> +<p><strong>Note:</strong> Starting in {{Gecko("9.0")}}, you can now use the syntax <code>if ("onabort" in window)</code> to determine whether or not a given event handler property exists. This is because event handler interfaces have been updated to be proper web IDL interfaces. See <a href="/en-US/docs/DOM/DOM_event_handlers">DOM event handlers</a> for details.</p> +</div> + +<dl> + <dt>{{domxref("GlobalEventHandlers.onabort")}}</dt> + <dd>Called when the loading of a resource has been aborted, such as by a user canceling the load while it is still in progress</dd> + <dt>{{domxref("WindowEventHandlers.onafterprint")}}</dt> + <dd>Called when the print dialog box is closed. See {{event("afterprint")}} event.</dd> + <dt>{{domxref("WindowEventHandlers.onbeforeprint")}}</dt> + <dd>Called when the print dialog box is opened. See {{event("beforeprint")}} event.</dd> + <dt>{{domxref("Window.onbeforeinstallprompt")}}</dt> + <dd>An event handler property dispatched before a user is prompted to save a web site to a home screen on mobile.</dd> + <dt>{{domxref("WindowEventHandlers.onbeforeunload")}}</dt> + <dd>An event handler property for before-unload events on the window.</dd> + <dt>{{domxref("GlobalEventHandlers.onblur")}}</dt> + <dd>Called after the window loses focus, such as due to a popup.</dd> + <dt>{{domxref("GlobalEventHandlers.onchange")}}</dt> + <dd>An event handler property for change events on the window.</dd> + <dt>{{domxref("GlobalEventHandlers.onclick")}}</dt> + <dd>Called after the ANY mouse button is pressed & released</dd> + <dt>{{domxref("GlobalEventHandlers.ondblclick")}}</dt> + <dd>Called when a double click is made with ANY mouse button.</dd> + <dt>{{domxref("GlobalEventHandlers.onclose")}}</dt> + <dd>Called after the window is closed</dd> + <dt>{{domxref("GlobalEventHandlers.oncontextmenu")}}</dt> + <dd>Called when the RIGHT mouse button is pressed</dd> + <dt>{{domxref("Window.ondevicelight")}}</dt> + <dd>An event handler property for any ambient light levels changes</dd> + <dt>{{domxref("Window.ondevicemotion")}} {{gecko_minversion_inline("6.0")}}</dt> + <dd>Called if accelerometer detects a change (For mobile devices)</dd> + <dt>{{domxref("Window.ondeviceorientation")}} {{gecko_minversion_inline("6.0")}}</dt> + <dd>Called when the orientation is changed (For mobile devices)</dd> + <dt>{{domxref("Window.ondeviceorientationabsolute")}} {{non-standard_inline}} Chrome only</dt> + <dd>An event handler property for any device orientation changes.</dd> + <dt>{{domxref("Window.ondeviceproximity")}}</dt> + <dd>An event handler property for device proximity event</dd> + <dt>{{domxref("GlobalEventHandlers.onerror")}}</dt> + <dd>Called when a resource fails to load OR when an error occurs at runtime. See {{event("error")}} event.</dd> + <dt>{{domxref("GlobalEventHandlers.onfocus")}}</dt> + <dd>Called after the window receives or regains focus. See {{event("focus")}} events.</dd> + <dt>{{domxref("WindowEventHandlers.onhashchange")}} {{gecko_minversion_inline("1.9.2")}}</dt> + <dd>An event handler property for {{event('hashchange')}} events on the window; called when the part of the URL after the hash mark ("#") changes.</dd> + <dt>{{domxref("Window.oninstall")}}</dt> + <dd>Called when the page is installed as a webapp. See {{event('install')}} event.</dd> + <dt>{{domxref("Window.oninput")}}</dt> + <dd>Called when the value of an <input> element changes</dd> + <dt>{{domxref("GlobalEventHandlers.onkeydown")}}</dt> + <dd>Called when you begin pressing ANY key. See {{event("keydown")}} event.</dd> + <dt>{{domxref("GlobalEventHandlers.onkeypress")}}</dt> + <dd>Called when a key (except Shift, Fn, and CapsLock) is in pressed position. See {{event("keypress")}} event.</dd> + <dt>{{domxref("GlobalEventHandlers.onkeyup")}}</dt> + <dd>Called when you finish releasing ANY key. See {{event("keyup")}} event.</dd> + <dt>{{domxref("WindowEventHandlers.onlanguagechange")}}</dt> + <dd>An event handler property for {{event("languagechange")}} events on the window.</dd> + <dt>{{domxref("GlobalEventHandlers.onload")}}</dt> + <dd>Called after all resources and the DOM are fully loaded. WILL NOT get called when the page is loaded from cache, such as with back button.</dd> + <dt>{{domxref("WindowEventHandlers.onmessage")}}</dt> + <dd>Is an {{domxref("EventHandler")}} representing the code to be called when the {{event("message")}} event is raised.</dd> + <dt>{{domxref("GlobalEventHandlers.onmousedown")}}</dt> + <dd>Called when ANY mouse button is pressed.</dd> + <dt>{{domxref("GlobalEventHandlers.onmousemove")}}</dt> + <dd>Called continously when the mouse is moved inside the window.</dd> + <dt>{{domxref("GlobalEventHandlers.onmouseout")}}</dt> + <dd>Called when the pointer leaves the window.</dd> + <dt>{{domxref("GlobalEventHandlers.onmouseover")}}</dt> + <dd>Called when the pointer enters the window</dd> + <dt>{{domxref("GlobalEventHandlers.onmouseup")}}</dt> + <dd>Called when ANY mouse button is released</dd> + <dt>{{domxref("Window.onmozbeforepaint")}} {{gecko_minversion_inline("2.0")}}</dt> + <dd>An event handler property for the <code>MozBeforePaint</code> event, which is sent before repainting the window if the event has been requested by a call to the {{domxref("Window.mozRequestAnimationFrame()")}} method.</dd> + <dt>{{domxref("WindowEventHandlers.onoffline")}}</dt> + <dd>Called when network connection is lost. See {{event("offline")}} event.</dd> + <dt>{{domxref("WindowEventHandlers.ononline")}}</dt> + <dd>Called when network connection is established. See {{event("online")}} event.</dd> + <dt>{{domxref("WindowEventHandlers.onpagehide")}}</dt> + <dd>Called when the user navigates away from the page, before the onunload event. See {{event("pagehide")}} event.</dd> + <dt>{{domxref("WindowEventHandlers.onpageshow")}}</dt> + <dd>Called after all resources and the DOM are fully loaded. See {{event("pageshow")}} event.</dd> + <dt>{{domxref("Window.onpaint")}}</dt> + <dd>An event handler property for paint events on the window.</dd> + <dt>{{domxref("WindowEventHandlers.onpopstate")}} {{gecko_minversion_inline("2.0")}}</dt> + <dd>Called when a back putton is pressed.</dd> + <dt>{{domxref("Window.onrejectionhandled")}} {{experimental_inline}}</dt> + <dd>An event handler for handled {{jsxref("Promise")}} rejection events.</dd> + <dt>{{domxref("GlobalEventHandlers.onreset")}}</dt> + <dd>Called when a form is reset</dd> + <dt>{{domxref("GlobalEventHandlers.onresize")}}</dt> + <dd>Called continuously as you are resizing the window.</dd> + <dt>{{domxref("GlobalEventHandlers.onscroll")}}</dt> + <dd>Called when the scroll bar is moved via ANY means. If the resource fully fits in the window, then this event cannot be invoked</dd> + <dt>{{domxref("GlobalEventHandlers.onwheel")}}</dt> + <dd>Called when the mouse wheel is rotated around any axis</dd> + <dt>{{domxref("GlobalEventHandlers.onselect")}}</dt> + <dd>Called after text in an input field is selected</dd> + <dt>{{domxref("GlobalEventHandlers.onselectionchange")}}</dt> + <dd>Is an {{domxref("EventHandler")}} representing the code to be called when the {{event("selectionchange")}} event is raised.</dd> + <dt>{{domxref("WindowEventHandlers.onstorage")}}</dt> + <dd>Called when there is a change in session storage or local storage. See {{event("storage")}} event</dd> + <dt>{{domxref("GlobalEventHandlers.onsubmit")}}</dt> + <dd>Called when a form is submitted</dd> + <dt>{{domxref("WindowEventHandlers.onunhandledrejection")}} {{experimental_inline}}</dt> + <dd>An event handler for unhandled {{jsxref("Promise")}} rejection events.</dd> + <dt>{{domxref("WindowEventHandlers.onunload")}}</dt> + <dd>Called when the user navigates away from the page.</dd> + <dt>{{domxref("Window.onuserproximity")}}</dt> + <dd>An event handler property for user proximity events.</dd> + <dt>{{domxref("Window.onvrdisplayconnected")}} {{experimental_inline}}</dt> + <dd>Represents an event handler that will run when a compatible VR device has been connected to the computer (when the {{event("vrdisplayconnected")}} event fires).</dd> + <dt>{{domxref("Window.onvrdisplaydisconnected")}} {{experimental_inline}}</dt> + <dd>Represents an event handler that will run when a compatible VR device has been disconnected from the computer (when the {{event("vrdisplaydisconnected")}} event fires).</dd> + <dt>{{domxref("Window.onvrdisplaypresentchange")}} {{experimental_inline}}</dt> + <dd>represents an event handler that will run when the presenting state of a VR device changes — i.e. goes from presenting to not presenting, or vice versa (when the {{event("onvrdisplaypresentchange")}} event fires).</dd> +</dl> + +<h2 id="Constructors">Constructors</h2> + +<p>See also the <a href="/en-US/docs/DOM/DOM_Reference" title="/en-US/docs/DOM/DOM_Reference">DOM Interfaces</a>.</p> + +<dl> + <dt>{{domxref("Window.DOMParser")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.GeckoActiveXObject")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Image")}}</dt> + <dd>Used for creating an {{domxref("HTMLImageElement")}}.</dd> + <dt>{{domxref("Option")}}</dt> + <dd>Used for creating an {{domxref("HTMLOptionElement")}}</dd> + <dt>{{domxref("Window.QueryInterface")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.XMLSerializer")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Worker")}}</dt> + <dd>Used for creating a <a href="/en-US/docs/DOM/Using_web_workers">Web worker</a></dd> + <dt>{{domxref("Window.XPCNativeWrapper")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> + <dt>{{domxref("Window.XPCSafeJSObjectWrapper")}}</dt> + <dd>{{todo("NeedsContents")}}</dd> +</dl> + +<h2 id="Interfaces">Interfaces</h2> + +<p>See <a href="/en-US/docs/DOM/DOM_Reference" title="/en-US/docs/DOM/DOM_Reference">DOM Reference</a></p> + +<h2 id="See_also">See also</h2> + +<ul> + <li><a href="/en-US/docs/Working_with_windows_in_chrome_code">Working with windows in chrome code</a></li> +</ul> |