4f68a0933c
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
83 lines
No EOL
2.3 KiB
JavaScript
83 lines
No EOL
2.3 KiB
JavaScript
/*
|
|
* YUI Extensions
|
|
* Copyright(c) 2006, Jack Slocum.
|
|
*
|
|
* This code is licensed under BSD license.
|
|
* http://www.opensource.org/licenses/bsd-license.php
|
|
*/
|
|
|
|
|
|
/**
|
|
* @class
|
|
* This is an implementation of a DataModel used by the Grid. It works
|
|
* with JSON data.
|
|
* <br>Example schema:
|
|
* <pre><code>
|
|
* var schema = {
|
|
* root: 'Results.Result',
|
|
* id: 'ASIN',
|
|
* fields: ['Author', 'Title', 'Manufacturer', 'ProductGroup']
|
|
* };
|
|
* </code></pre>
|
|
* @extends YAHOO.ext.grid.LoadableDataModel
|
|
* @constructor
|
|
*/
|
|
YAHOO.ext.grid.JSONDataModel = function(schema){
|
|
YAHOO.ext.grid.JSONDataModel.superclass.constructor.call(this, YAHOO.ext.grid.LoadableDataModel.JSON);
|
|
/**@private*/
|
|
this.schema = schema;
|
|
};
|
|
YAHOO.extendX(YAHOO.ext.grid.JSONDataModel, YAHOO.ext.grid.LoadableDataModel);
|
|
|
|
/**
|
|
* Overrides loadData in LoadableDataModel to process JSON data
|
|
* @param {Object} data The JSON object to load
|
|
* @param {Function} callback
|
|
*/
|
|
YAHOO.ext.grid.JSONDataModel.prototype.loadData = function(data, callback, keepExisting){
|
|
var idField = this.schema.id;
|
|
var fields = this.schema.fields;
|
|
var rowData = [];
|
|
try{
|
|
var root = eval('data.' + this.schema.root);
|
|
for(var i = 0; i < root.length; i++){
|
|
var node = root[i];
|
|
var colData = [];
|
|
colData.node = node;
|
|
colData.id = (typeof node[idField] != 'undefined' && node[idField] !== '' ? node[idField] : String(i));
|
|
for(var j = 0; j < fields.length; j++) {
|
|
var val = node[fields[j]];
|
|
if(typeof val == 'undefined'){
|
|
val = '';
|
|
}
|
|
if(this.preprocessors[j]){
|
|
val = this.preprocessors[j](val);
|
|
}
|
|
colData.push(val);
|
|
}
|
|
rowData.push(colData);
|
|
}
|
|
if(keepExisting !== true){
|
|
this.removeAll();
|
|
}
|
|
this.addRows(rowData);
|
|
if(typeof callback == 'function'){
|
|
callback(this, true);
|
|
}
|
|
this.fireLoadEvent();
|
|
}catch(e){
|
|
this.fireLoadException(e, null);
|
|
if(typeof callback == 'function'){
|
|
callback(this, false);
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Overrides getRowId in DefaultDataModel to return the ID value of the specified node.
|
|
* @param {Number} rowIndex
|
|
* @return {Number}
|
|
*/
|
|
YAHOO.ext.grid.JSONDataModel.prototype.getRowId = function(rowIndex){
|
|
return this.data[rowIndex].id;
|
|
}; |