X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/examples/locale/PagingMemoryProxy.js diff --git a/examples/locale/PagingMemoryProxy.js b/examples/locale/PagingMemoryProxy.js deleted file mode 100644 index 6121c2c5..00000000 --- a/examples/locale/PagingMemoryProxy.js +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Ext JS Library 2.2.1 - * Copyright(c) 2006-2009, Ext JS, LLC. - * licensing@extjs.com - * - * http://extjs.com/license - */ - -/* Fix for Opera, which does not seem to include the map function on Array's */ -if(!Array.prototype.map){ - Array.prototype.map = function(fun){ - var len = this.length; - if(typeof fun != "function"){ - throw new TypeError(); - } - var res = new Array(len); - var thisp = arguments[1]; - for(var i = 0; i < len; i++){ - if(i in this){ - res[i] = fun.call(thisp, this[i], i, this); - } - } - return res; - }; -} - -/* Paging Memory Proxy, allows to use paging grid with in memory dataset */ -Ext.data.PagingMemoryProxy = function(data) { - Ext.data.PagingMemoryProxy.superclass.constructor.call(this); - this.data = data; -}; - -Ext.extend(Ext.data.PagingMemoryProxy, Ext.data.MemoryProxy, { - load : function(params, reader, callback, scope, arg) { - params = params || {}; - var result; - try { - result = reader.readRecords(this.data); - }catch(e){ - this.fireEvent("loadexception", this, arg, null, e); - callback.call(scope, null, arg, false); - return; - } - - // filtering - if (params.filter!==undefined) { - result.records = result.records.filter(function(el){ - if (typeof(el)=="object"){ - var att = params.filterCol || 0; - return String(el.data[att]).match(params.filter)?true:false; - } else { - return String(el).match(params.filter)?true:false; - } - }); - result.totalRecords = result.records.length; - } - - // sorting - if (params.sort!==undefined) { - // use integer as params.sort to specify column, since arrays are not named - // params.sort=0; would also match a array without columns - var dir = String(params.dir).toUpperCase() == "DESC" ? -1 : 1; - var fn = function(v1, v2){ - return v1 > v2 ? 1 : (v1 < v2 ? -1 : 0); - }; - result.records.sort(function(a, b) { - var v = 0; - if (typeof(a)=="object"){ - v = fn(a.data[params.sort], b.data[params.sort]) * dir; - } else { - v = fn(a, b) * dir; - } - if (v==0) { - v = (a.index < b.index ? -1 : 1); - } - return v; - }); - } - - // paging (use undefined cause start can also be 0 (thus false)) - if (params.start!==undefined && params.limit!==undefined) { - result.records = result.records.slice(params.start, params.start+params.limit); - } - - callback.call(scope, result, arg, true); - } -});