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Ms Ajax Dom Element Class
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Ms Ajax Dom Element Class

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  • 1. Microsoft AJAX Library: Sys.UI.DomElement Class getElementById (id, element) Sets the absolute position of an element relative to the upper-left corner of its Gets an element with the specified id attribute. element is the parent element to containing block. The containing block for an absolutely positioned element is search in, if specified (defaults to document otherwise). the nearest ancestor with a position value other than static. var article = Sys.UI.DomElement.getElementById('article'); var heading = Sys.UI.DomElement.getElementById('heading', article) Remarks // Note: 'article' is an instance of Sys.UI.DomElement var btn = Sys.UI.DomElement.getElementById('<%= Submit.ClientID %>'); The element is positioned via the position: absolute CSS rule. It is therefore // Note: 'Submit' is an ASP.NET Button server control taken out of the page flow. If there are elements that preceed and follow it, they will collapse to close the gap. $get (id, element) var menu = $get('menu'); Provides a shortcut to the Sys.UI.DomElement.getElementById. Sys.UI.DomElement.setLocation(menu, 200, 50); var article = $get('article'); var heading = $get('heading', article) getBounds (element) // Note: 'article' is an instance of Sys.UI.DomElement Gets the absolute coordinates of an element along with its height and width. var btn = $get('<%= Submit.ClientID %>'); Returns an object with the following fields: // Note: 'Submit' is an ASP.NET Button server control x, y Absolute coordinates of an element within the browser window. See also addCssClass (element, className) Sys.UI.DomElement.getLocation(). Adds the specified CSS class to element. width Element width in pixels which includes borders, horizontal padding, Sys.UI.DomElement.addCssClass($get('heading'), 'highlight'); vertical scrollbar (if present) and the element CSS width. height Element height in pixels which includes borders, vertical padding, containsCssClass (element, className) horizontal scrollbar (if present) and the element CSS height. Determines if element has the specified CSS class. var article = $get('article'); var heading = $get('heading', article) var bounds = Sys.UI.DomElement.getBounds (article); var isHighlighted = Sys.Debug.traceDump (bounds, 'Article position and size'); Sys.UI.DomElement.containsCssClass(heading, 'highlight'); /* Article position and size {Sys.UI.Bounds} removeCssClass (element, className) x: 50 y: 200 Removes the specified CSS class from element. height: 268 width: 368 var heading = $get('heading', article) */ Sys.UI.DomElement. removeCssClass (heading, 'highlight'); Note how width and height of an element include borders, padding and toggleCssClass (element, className) scrollbars. Element dimensions: 300x200 px, 20 px border, 14 px padding. Toggles the specified CSS class in element. quot;Boundsquot; are 368x268 px. var heading = $get('heading', article) var isHighlighted = Sys.UI.DomElement.toggleCssClass(heading, 'highlight'); getLocation (element) Gets the absolute position of an element relative to the upper-left corner of the browser window, i.e. with scrolling taken into account. var article = $get('article'); var position = Sys.UI.DomElement.getLocation(article); var x = position.x, y = position.y; setLocation (element, x, y) A function is static and is invoked without creating an instance of the object Based on Microsoft AJAX Library 1.0 • Compiled by Milan Negovan • www.AspNetResources.com • Last update: 2007-01-24

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