diff --git a/features/pageResize/dataTables.pageResize.js b/features/pageResize/dataTables.pageResize.js new file mode 100644 index 0000000..77cb30e --- /dev/null +++ b/features/pageResize/dataTables.pageResize.js @@ -0,0 +1,141 @@ +/*! PageResize for DataTables v1.0.0 + * 2014 SpryMedia Ltd - datatables.net/license + */ + +/** + * @summary PageResize + * @description Automatically alter the DataTables page length to fit the table + into a container + * @version 1.0.0 + * @file dataTables.pageResize.js + * @author SpryMedia Ltd (www.sprymedia.co.uk) + * @contact www.sprymedia.co.uk/contact + * @copyright Copyright 2015 SpryMedia Ltd. + * + * License MIT - http://datatables.net/license/mit + * + * This feature plug-in for DataTables will automatically change the DataTables + * page length in order to fit inside its container. This can be particularly + * useful for control panels and other interfaces which resize dynamically with + * the user's browser window instead of scrolling. + * + * Page resizing in DataTables can be enabled by using any one of the following + * options: + * + * * Adding the class `pageResize` to the HTML table + * * Setting the `pageResize` parameter in the DataTables initialisation to + * be true - i.e. `pageResize: true` + * * Setting the `pageResize` parameter to be true in the DataTables + * defaults (thus causing all tables to have this feature) - i.e. + * `$.fn.dataTable.defaults.pageResize = true`. + * * Creating a new instance: `new $.fn.dataTable.PageResize( table );` where + * `table` is a DataTable's API instance. + * + * For more detailed information please see: + * http://datatables.net/blog/ + */ + +(function($){ + +var PageResize = function ( dt ) +{ + var table = dt.table(); + + this.s = { + dt: dt, + host: $(table.container()).parent(), + header: $(table.header()), + footer: $(table.footer()), + body: $(table.body()), + container: $(table.container()), + table: $(table.node()) + }; + + var host = this.s.host; + if ( host.css('position') === 'static' ) { + host.css( 'position', 'relative' ); + } + + this._attach(); + this._size(); +} + +PageResize.prototype = { + _size: function () + { + var settings = this.s; + var dt = settings.dt; + var t = dt.table(); + var offsetTop = $( settings.table ).offset().top; + var rowHeight = $( 'tr', settings.body ).eq(0).height(); + var availableHeight = settings.host.height(); + + // Subtract the height of the header, footer and the elements + // surrounding the table + availableHeight -= settings.header.height(); + availableHeight -= settings.footer.height(); + availableHeight -= offsetTop; + availableHeight -= settings.container.height() - ( offsetTop + settings.table.height() ); + + var drawRows = Math.floor( availableHeight / rowHeight ); + + if ( drawRows !== dt.page.len() ) { + dt.page.len( drawRows ).draw(); + } + }, + + _attach: function () { + // There is no `resize` event for elements, so to trigger this effect, + // create an empty HTML document using an which will issue a + // resize event inside itself when the document resizes. Since it is + // 100% x 100% that will occur whenever the host element is resized. + var that = this; + var obj = $('') + .css( { + position: 'absolute', + top: 0, + left: 0, + height: '100%', + width: '100%', + zIndex: -1 + } ) + .attr( 'type', 'text/html' ) + .attr( 'data', 'about:blank' ); + + obj[0].onload = function () { + var body = this.contentDocument.body; + var height = body.offsetHeight; + + this.contentDocument.defaultView.onresize = function () { + var newHeight = body.offsetHeight; + + if ( newHeight !== height ) { + height = newHeight; + + that._size(); + } + } + }; + + obj.appendTo( this.s.host ); + } +}; + + +$.fn.dataTable.PageResize = PageResize; +$.fn.DataTable.PageResize = PageResize; + +// Automatic initialisation listener +$(document).on( 'init.dt', function ( e, settings ) { + var api = new $.fn.dataTable.Api( settings ); + + if ( $( api.table().node() ).hasClass( 'pageResize' ) || + settings.oInit.pageResize || + $.fn.dataTable.defaults.pageResize ) + { + new PageResize( api ); + } +} ); + +}(jQuery)); + diff --git a/features/pageResize/dataTables.pageResize.min.js b/features/pageResize/dataTables.pageResize.min.js new file mode 100644 index 0000000..9efb95c --- /dev/null +++ b/features/pageResize/dataTables.pageResize.min.js @@ -0,0 +1,7 @@ +/*! + PageResize for DataTables v1.0.0 + 2014 SpryMedia Ltd - datatables.net/license +*/ +(function(c){var e=function(a){var b=a.table();this.s={dt:a,host:c(b.container()).parent(),header:c(b.header()),footer:c(b.footer()),body:c(b.body()),container:c(b.container()),table:c(b.node())};a=this.s.host;"static"===a.css("position")&&a.css("position","relative");this._attach();this._size()};e.prototype={_size:function(){var a=this.s,b=a.dt;b.table();var f=c(a.table).offset().top,e=c("tr",a.body).eq(0).height(),d=a.host.height(),d=d-a.header.height(),d=d-a.footer.height(),d=d-f-(a.container.height()- +(f+a.table.height())),a=Math.floor(d/e);a!==b.page.len()&&b.page.len(a).draw()},_attach:function(){var a=this,b=c("").css({position:"absolute",top:0,left:0,height:"100%",width:"100%",zIndex:-1}).attr("type","text/html").attr("data","about:blank");b[0].onload=function(){var b=this.contentDocument.body,c=b.offsetHeight;this.contentDocument.defaultView.onresize=function(){var d=b.offsetHeight;d!==c&&(c=d,a._size())}};b.appendTo(this.s.host)}};c.fn.dataTable.PageResize=e;c.fn.DataTable.PageResize= +e;c(document).on("init.dt",function(a,b){var f=new c.fn.dataTable.Api(b);(c(f.table().node()).hasClass("pageResize")||b.oInit.pageResize||c.fn.dataTable.defaults.pageResize)&&new e(f)})})(jQuery); diff --git a/make.sh b/make.sh index 91c7805..b886c3d 100644 --- a/make.sh +++ b/make.sh @@ -15,6 +15,7 @@ scss_compile $DT_SRC/extensions/Plugins/integration/jqueryui/dataTables.jqueryui js_compress $DT_SRC/extensions/Plugins/features/searchHighlight/dataTables.searchHighlight.js js_compress $DT_SRC/extensions/Plugins/features/alphabetSearch/dataTables.alphabetSearch.js js_compress $DT_SRC/extensions/Plugins/features/lengthLinks/dataTables.lengthLinks.js +js_compress $DT_SRC/extensions/Plugins/features/pageResize/dataTables.pageResize.js js_compress $DT_SRC/extensions/Plugins/integration/bootstrap/2/dataTables.bootstrap.js js_compress $DT_SRC/extensions/Plugins/integration/bootstrap/3/dataTables.bootstrap.js