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modules/nickpage/js/jquery.accessible-news-slider.js

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+/*
+
+	----------------------------------------------------------------------------------------------------
+	Accessible News Slider
+	----------------------------------------------------------------------------------------------------
+	
+	Author:
+	Brian Reindel
+	
+	Author URL:
+	http://blog.reindel.com
+
+	License:
+	Unrestricted. This script is free for both personal and commercial use.
+
+*/
+
+jQuery.fn.accessNews = function( settings ) {
+	settings = jQuery.extend({
+        headline : "Top Stories",
+        speed : "normal",
+		slideBy : 2
+    }, settings);
+    return this.each(function() {
+		jQuery.fn.accessNews.run( jQuery( this ), settings );
+    });
+};
+jQuery.fn.accessNews.run = function( $this, settings ) {
+	jQuery( ".javascript_css", $this ).css( "display", "none" );
+	var ul = jQuery( "ul:eq(0)", $this );
+	var li = ul.children();
+	if ( li.length > settings.slideBy ) {
+		var $next = jQuery( ".next > a", $this );
+		var $back = jQuery( ".back > a", $this );
+		var liWidth = jQuery( li[0] ).width();
+		var animating = false;
+		ul.css( "width", ( li.length * liWidth ) );
+		$next.click(function() {
+			if ( !animating ) {
+				animating = true;
+				offsetLeft = parseInt( ul.css( "left" ) ) - ( liWidth * settings.slideBy );
+				if ( offsetLeft + ul.width() > 0 ) {
+					$back.css( "display", "block" );
+					ul.animate({
+						left: offsetLeft
+					}, settings.speed, function() {
+						if ( parseInt( ul.css( "left" ) ) + ul.width() <= liWidth * settings.slideBy ) {
+							$next.css( "display", "none" );
+						}
+						animating = false;
+					});
+				} else {
+					animating = false;
+				}
+			}
+			return false;
+		});
+		$back.click(function() {
+			if ( !animating ) {
+				animating = true;
+				offsetRight = parseInt( ul.css( "left" ) ) + ( liWidth * settings.slideBy );
+				if ( offsetRight + ul.width() <= ul.width() ) {
+					$next.css( "display", "block" );
+					ul.animate({
+						left: offsetRight
+					}, settings.speed, function() {
+						if ( parseInt( ul.css( "left" ) ) == 0 ) {
+							$back.css( "display", "none" );
+						}
+						animating = false;
+					});
+				} else {
+					animating = false;
+				}
+			}
+			return false;
+		});
+		$next.css( "display", "block" )
+			.parent().after( [ "<p class=\"view_all\">", settings.headline, " - ", li.length, " Gesamt ( <a href=\"#\">zeige alle</a> )</p>" ].join( "" ) );
+		jQuery( ".view_all > a, .skip_to_news > a", $this ).click(function() {
+			var skip_to_news = ( jQuery( this ).html() == "Skip to News" );
+			if ( jQuery( this ).html() == "zeige alle" || skip_to_news ) {
+				ul.css( "width", "auto" ).css( "left", "0" );
+				$next.css( "display", "none" );
+				$back.css( "display", "none" );
+				if ( !skip_to_news ) {
+					jQuery( this ).html( "zeige weniger" );
+				}
+			} else {
+				if ( !skip_to_news ) {
+					jQuery( this ).html( "zeige alle" );
+				}
+				ul.css( "width", ( li.length * liWidth ) );
+				$next.css( "display", "block" );
+			}
+			return false;
+		});
+	}
+};