1 /*

     2  * http://datatables.net/media/blog/bootstrap_2/DT_bootstrap.js

     3  *

     4  * @copyright Copyright 2008-2012 Allan Jardine, all rights reserved.

     5  *

     6  * This source file is free software, under either the GPL v2 license or a

     7  * BSD style license, available at:

     8  *   http://datatables.net/license_gpl2

     9  *   http://datatables.net/license_bsd

    10  * 

    11  * This source file is distributed in the hope that it will be useful, but 

    12  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 

    13  * or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.

    14  * 

    15  * For details please refer to: http://www.datatables.net

    16  */

    17 

    18 /* Default class modification */

    19 $.extend( $.fn.dataTableExt.oStdClasses, {

    20 	"sWrapper": "dataTables_wrapper form-inline"

    21 } );

    22 

    23 /* API method to get paging information */

    24 $.fn.dataTableExt.oApi.fnPagingInfo = function ( oSettings )

    25 {

    26 	return {

    27 		"iStart":         oSettings._iDisplayStart,

    28 		"iEnd":           oSettings.fnDisplayEnd(),

    29 		"iLength":        oSettings._iDisplayLength,

    30 		"iTotal":         oSettings.fnRecordsTotal(),

    31 		"iFilteredTotal": oSettings.fnRecordsDisplay(),

    32 		"iPage":          Math.ceil( oSettings._iDisplayStart / oSettings._iDisplayLength ),

    33 		"iTotalPages":    Math.ceil( oSettings.fnRecordsDisplay() / oSettings._iDisplayLength )

    34 	};

    35 }

    36 

    37 /* Bootstrap style pagination control */

    38 $.extend( $.fn.dataTableExt.oPagination, {

    39 	"bootstrap": {

    40 		"fnInit": function( oSettings, nPaging, fnDraw ) {

    41 			var oLang = oSettings.oLanguage.oPaginate;

    42 			var fnClickHandler = function ( e ) {

    43 				e.preventDefault();

    44 				if ( oSettings.oApi._fnPageChange(oSettings, e.data.action) ) {

    45 					fnDraw( oSettings );

    46 				}

    47 			};

    48 

    49 			$(nPaging).addClass('pagination').append(

    50 				'<ul>'+

    51 					'<li class="prev disabled"><a href="#">&larr; '+oLang.sPrevious+'</a></li>'+

    52 					'<li class="next disabled"><a href="#">'+oLang.sNext+' &rarr; </a></li>'+

    53 				'</ul>'

    54 			);

    55 			var els = $('a', nPaging);

    56 			$(els[0]).bind( 'click.DT', { action: "previous" }, fnClickHandler );

    57 			$(els[1]).bind( 'click.DT', { action: "next" }, fnClickHandler );

    58 		},

    59 

    60 		"fnUpdate": function ( oSettings, fnDraw ) {

    61 			var iListLength = 5;

    62 			var oPaging = oSettings.oInstance.fnPagingInfo();

    63 			var an = oSettings.aanFeatures.p;

    64 			var i, j, sClass, iStart, iEnd, iHalf=Math.floor(iListLength/2);

    65 

    66 			if ( oPaging.iTotalPages < iListLength) {

    67 				iStart = 1;

    68 				iEnd = oPaging.iTotalPages;

    69 			}

    70 			else if ( oPaging.iPage <= iHalf ) {

    71 				iStart = 1;

    72 				iEnd = iListLength;

    73 			} else if ( oPaging.iPage >= (oPaging.iTotalPages-iHalf) ) {

    74 				iStart = oPaging.iTotalPages - iListLength + 1;

    75 				iEnd = oPaging.iTotalPages;

    76 			} else {

    77 				iStart = oPaging.iPage - iHalf + 1;

    78 				iEnd = iStart + iListLength - 1;

    79 			}

    80 

    81 			for ( i=0, iLen=an.length ; i<iLen ; i++ ) {

    82 				// Remove the middle elements

    83 				$('li:gt(0)', an[i]).filter(':not(:last)').remove();

    84 

    85 				// Add the new list items and their event handlers

    86 				for ( j=iStart ; j<=iEnd ; j++ ) {

    87 					sClass = (j==oPaging.iPage+1) ? 'class="active"' : '';

    88 					$('<li '+sClass+'><a href="#">'+j+'</a></li>')

    89 						.insertBefore( $('li:last', an[i])[0] )

    90 						.bind('click', function (e) {

    91 							e.preventDefault();

    92 							oSettings._iDisplayStart = (parseInt($('a', this).text(),10)-1) * oPaging.iLength;

    93 							fnDraw( oSettings );

    94 						} );

    95 				}

    96 

    97 				// Add / remove disabled classes from the static elements

    98 				if ( oPaging.iPage === 0 ) {

    99 					$('li:first', an[i]).addClass('disabled');

   100 				} else {

   101 					$('li:first', an[i]).removeClass('disabled');

   102 				}

   103 

   104 				if ( oPaging.iPage === oPaging.iTotalPages-1 || oPaging.iTotalPages === 0 ) {

   105 					$('li:last', an[i]).addClass('disabled');

   106 				} else {

   107 					$('li:last', an[i]).removeClass('disabled');

   108 				}

   109 			}

   110 		}

   111 	}

   112 } );

   113 

   114 /* Table initialisation */

   115 $(document).ready(function() {

   116 	$('#example').dataTable( {

   117 		"sDom": "<'row'<'span6'l><'span6'f>r>t<'row'<'span6'i><'span6'p>>",

   118 		"sPaginationType": "bootstrap",

   119 		"oLanguage": {

   120 			"sLengthMenu": "_MENU_ records per page"

   121 		}

   122 	} );

   123 } );