added YUI and YUI-ext
fixed the resizable text area with IE problem fixed the ad space with IE problem merged the 7.2.0 and 7.1.4 change logs
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JT Smith
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6bf329d68d
commit
4f68a0933c
1026 changed files with 331404 additions and 60 deletions
346
www/extras/yui-ext/source/data/LoadableDataModel.js
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346
www/extras/yui-ext/source/data/LoadableDataModel.js
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/*
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* YUI Extensions
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* Copyright(c) 2006, Jack Slocum.
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*
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* This code is licensed under BSD license.
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* http://www.opensource.org/licenses/bsd-license.php
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*/
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/**
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* @class
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* This class extends DefaultDataModel and adds the core functionality to load data remotely. <br><br>
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* @extends YAHOO.ext.grid.DefaultDataModel
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* @constructor
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* @param {String} dataType YAHOO.ext.grid.LoadableDataModel.XML, YAHOO.ext.grid.LoadableDataModel.TEXT or YAHOO.ext.grid.JSON
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*/
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YAHOO.ext.grid.LoadableDataModel = function(dataType){
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YAHOO.ext.grid.LoadableDataModel.superclass.constructor.call(this, []);
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/** Fires when a successful load is completed - fireDirect sig: (this)
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* @type YAHOO.util.CustomEvent
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* @deprecated Use addListener instead of accessing directly
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*/
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this.onLoad = new YAHOO.util.CustomEvent('load');
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/** Fires when a load fails - fireDirect sig: (this, errorMsg, responseObj)
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* @type YAHOO.util.CustomEvent
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* @deprecated Use addListener instead of accessing directly
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*/
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this.onLoadException = new YAHOO.util.CustomEvent('loadException');
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this.events['load'] = this.onLoad;
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this.events['beforeload'] = new YAHOO.util.CustomEvent('beforeload');
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this.events['loadexception'] = this.onLoadException;
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/**@private*/
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this.dataType = dataType;
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/**@private*/
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this.preprocessors = [];
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/**@private*/
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this.postprocessors = [];
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// paging info
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/** The active page @type Number*/
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this.loadedPage = 1;
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/** True to use remote sorting, initPaging automatically sets this to true @type Boolean */
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this.remoteSort = false;
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/** The number of records per page @type Number*/
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this.pageSize = 0;
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/** The script/page to call to provide paged/sorted data @type String*/
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this.pageUrl = null;
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/** An object of key/value pairs to be passed as parameters
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* when loading pages/sorting @type Object*/
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this.baseParams = {};
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/** Maps named params to url parameters - Override to specify your own param names */
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this.paramMap = {'page':'page', 'pageSize':'pageSize', 'sortColumn':'sortColumn', 'sortDir':'sortDir'};
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};
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YAHOO.extendX(YAHOO.ext.grid.LoadableDataModel, YAHOO.ext.grid.DefaultDataModel);
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/** @ignore */
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YAHOO.ext.grid.LoadableDataModel.prototype.setLoadedPage = function(pageNum, userCallback){
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this.loadedPage = pageNum;
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if(typeof userCallback == 'function'){
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userCallback();
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}
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};
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/** Returns true if this model uses paging @type Boolean */
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YAHOO.ext.grid.LoadableDataModel.prototype.isPaged = function(){
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return this.pageSize > 0;
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};
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/** Returns the total number of records available, override if needed @type Number */
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YAHOO.ext.grid.LoadableDataModel.prototype.getTotalRowCount = function(){
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return this.totalCount || this.getRowCount();
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};
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/** Returns the number of records per page @type Number */
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YAHOO.ext.grid.LoadableDataModel.prototype.getPageSize = function(){
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return this.pageSize;
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};
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/** Returns the total number of pages available @type Number */
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YAHOO.ext.grid.LoadableDataModel.prototype.getTotalPages = function(){
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if(this.getPageSize() == 0 || this.getTotalRowCount() == 0){
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return 1;
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}
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return Math.ceil(this.getTotalRowCount()/this.getPageSize());
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};
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/** Initializes paging for this model. */
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YAHOO.ext.grid.LoadableDataModel.prototype.initPaging = function(url, pageSize, baseParams){
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this.pageUrl = url;
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this.pageSize = pageSize;
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this.remoteSort = true;
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if(baseParams) this.baseParams = baseParams;
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};
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/** @ignore */
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YAHOO.ext.grid.LoadableDataModel.prototype.createParams = function(pageNum, sortColumn, sortDir){
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var params = {}, map = this.paramMap;
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for(var key in this.baseParams){
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if(typeof this.baseParams[key] != 'function'){
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params[key] = this.baseParams[key];
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}
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}
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params[map['page']] = pageNum;
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params[map['pageSize']] = this.getPageSize();
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params[map['sortColumn']] = (typeof sortColumn == 'undefined' ? '' : sortColumn);
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params[map['sortDir']] = sortDir || '';
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return params;
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};
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YAHOO.ext.grid.LoadableDataModel.prototype.loadPage = function(pageNum, callback, keepExisting){
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var sort = this.getSortState();
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var params = this.createParams(pageNum, sort.column, sort.direction);
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this.load(this.pageUrl, params, this.setLoadedPage.createDelegate(this, [pageNum, callback]),
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keepExisting ? (pageNum-1) * this.pageSize : null);
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};
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/** @ignore */
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YAHOO.ext.grid.LoadableDataModel.prototype.applySort = function(suppressEvent){
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if(!this.remoteSort){
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YAHOO.ext.grid.LoadableDataModel.superclass.applySort.apply(this, arguments);
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}else if(!suppressEvent){
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var sort = this.getSortState();
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if(sort.column){
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this.fireRowsSorted(sort.column, sort.direction, true);
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}
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}
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};
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/** @ignore */
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YAHOO.ext.grid.LoadableDataModel.prototype.resetPaging = function(){
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this.loadedPage = 1;
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};
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/** Overridden sort method to use remote sorting if turned on */
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YAHOO.ext.grid.LoadableDataModel.prototype.sort = function(columnModel, columnIndex, direction, suppressEvent){
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if(!this.remoteSort){
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YAHOO.ext.grid.LoadableDataModel.superclass.sort.apply(this, arguments);
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}else{
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this.columnModel = columnModel;
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this.sortColumn = columnIndex;
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this.sortDir = direction;
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var params = this.createParams(this.loadedPage, columnIndex, direction);
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this.load(this.pageUrl, params, this.fireRowsSorted.createDelegate(this, [columnIndex, direction, true]));
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}
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}
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/**
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* Initiates the loading of the data from the specified URL - Failed load attempts will
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* fire the {@link #onLoadException} event.
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* @param {Object/String} url The url from which the data can be loaded
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* @param {<i>String/Object</i>} params (optional) The parameters to pass as either a url encoded string "param1=1&param2=2" or as an object {param1: 1, param2: 2}
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* @param {<i>Function</i>} callback (optional) Callback when load is complete - called with signature (this, rowCountLoaded)
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* @param {<i>Number</i>} insertIndex (optional) if present, loaded data is inserted at the specified index instead of overwriting existing data
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.load = function(url, params, callback, insertIndex){
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this.fireEvent('beforeload');
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if(params && typeof params != 'string'){ // must be object
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var buf = [];
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for(var key in params){
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if(typeof params[key] != 'function'){
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buf.push(encodeURIComponent(key), '=', encodeURIComponent(params[key]), '&');
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}
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}
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delete buf[buf.length-1];
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params = buf.join('');
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}
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var cb = {
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success: this.processResponse,
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failure: this.processException,
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scope: this,
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argument: {callback: callback, insertIndex: insertIndex}
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};
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var method = params ? 'POST' : 'GET';
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YAHOO.util.Connect.asyncRequest(method, url, cb, params);
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};
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/**@private*/
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YAHOO.ext.grid.LoadableDataModel.prototype.processResponse = function(response){
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var cb = response.argument.callback;
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var keepExisting = (typeof response.argument.insertIndex == 'number');
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var insertIndex = response.argument.insertIndex;
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switch(this.dataType){
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case YAHOO.ext.grid.LoadableDataModel.XML:
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this.loadData(response.responseXML, cb, keepExisting, insertIndex);
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break;
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case YAHOO.ext.grid.LoadableDataModel.JSON:
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var rtext = response.responseText;
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try { // this code is a modified version of Yahoo! UI DataSource JSON parsing
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// Trim leading spaces
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while(rtext.substring(0,1) == " ") {
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rtext = rtext.substring(1, rtext.length);
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}
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// Invalid JSON response
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if(rtext.indexOf("{") < 0) {
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throw "Invalid JSON response";
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}
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// Empty (but not invalid) JSON response
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if(rtext.indexOf("{}") === 0) {
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this.loadData({}, response.argument.callback);
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return;
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}
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// Turn the string into an object literal...
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// ...eval is necessary here
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var jsonObjRaw = eval("(" + rtext + ")");
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if(!jsonObjRaw) {
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throw "Error evaling JSON response";
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}
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this.loadData(jsonObjRaw, cb, keepExisting, insertIndex);
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} catch(e) {
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this.fireLoadException(e, response);
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if(typeof callback == 'function'){
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callback(this, false);
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}
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}
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break;
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case YAHOO.ext.grid.LoadableDataModel.TEXT:
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this.loadData(response.responseText, cb, keepExisting, insertIndex);
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break;
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};
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};
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/**@private*/
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YAHOO.ext.grid.LoadableDataModel.prototype.processException = function(response){
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this.fireLoadException(null, response);
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if(typeof response.argument.callback == 'function'){
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response.argument.callback(this, false);
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}
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};
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YAHOO.ext.grid.LoadableDataModel.prototype.fireLoadException = function(e, responseObj){
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this.onLoadException.fireDirect(this, e, responseObj);
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};
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YAHOO.ext.grid.LoadableDataModel.prototype.fireLoadEvent = function(){
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this.fireEvent('load', this.loadedPage, this.getTotalPages());
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};
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/**
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* Adds a preprocessor function to parse data before it is added to the Model - ie. Date.parse to parse dates.
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.addPreprocessor = function(columnIndex, fn){
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this.preprocessors[columnIndex] = fn;
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};
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/**
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* Gets the preprocessor function for the specified column.
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.getPreprocessor = function(columnIndex){
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return this.preprocessors[columnIndex];
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};
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/**
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* Removes a preprocessor function.
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.removePreprocessor = function(columnIndex){
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this.preprocessors[columnIndex] = null;
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};
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/**
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* Adds a postprocessor function to format data before updating the underlying data source (ie. convert date to string before updating XML document).
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.addPostprocessor = function(columnIndex, fn){
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this.postprocessors[columnIndex] = fn;
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};
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/**
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* Gets the postprocessor function for the specified column.
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.getPostprocessor = function(columnIndex){
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return this.postprocessors[columnIndex];
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};
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/**
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* Removes a postprocessor function.
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.removePostprocessor = function(columnIndex){
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this.postprocessors[columnIndex] = null;
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};
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/**
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* Empty interface method - Called to process the data returned by the XHR - Classes which extend LoadableDataModel should implement this method.
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* See {@link YAHOO.ext.XMLDataModel} for an example implementation.
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*/
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YAHOO.ext.grid.LoadableDataModel.prototype.loadData = function(data, callback, keepExisting, insertIndex){
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};
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YAHOO.ext.grid.LoadableDataModel.XML = 'xml';
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YAHOO.ext.grid.LoadableDataModel.JSON = 'json';
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YAHOO.ext.grid.LoadableDataModel.TEXT = 'text';
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/*
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YAHOO.ext.grid.SparceDataset = function(bufferSize){
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this.stack = [];
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this.bufferSize = bufferSize || 1000;
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this.maxIndex = 0;
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this.events = {
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'rowsexpired' : new YAHOO.util.CustomEvent('rowsexpired')
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};
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};
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YAHOO.ext.grid.SparceDataset.prototype = {
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addListener : YAHOO.ext.grid.Grid.prototype.addListener,
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removeListener : YAHOO.ext.grid.Grid.prototype.removeListener,
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fireEvent : YAHOO.ext.grid.Grid.prototype.fireEvent,
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getRowAt : function(index){
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return this[String(index)];
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},
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splice : function(index, deleteCount){
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this.insertRowsAt(index, Array.prototype.slice.call(arguments, 2));
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},
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concat : function(){
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this.insertRowsAt(index, Array.prototype.slice.call(arguments, 2));
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},
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insertRowsAt: function(index, rowData){
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for(var i = 0; i < rowData.length; i++) {
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var d = rowData[i];
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var dataIndex = index + i;
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this[dataIndex] = d;
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this.stack.push(dataIndex);
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}
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this.maxIndex = Math.max(this.maxIndex, index+rowData.length);
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this.cleanup();
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},
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cleanup : function(){
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while(stack.length > this.bufferSize){
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var dataIndex = stack.shift();
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delete this[dataIndex];
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this.fireEvent('rowsexpired', dataIndex);
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}
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}
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};*/
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