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DataStore.js
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DataStore.js
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if(!dojo._hasResource["dojox.wire.ml.DataStore"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.wire.ml.DataStore"] = true;
dojo.provide("dojox.wire.ml.DataStore");
dojo.require("dijit._Widget");
dojo.require("dojox.wire._base");
dojo.declare("dojox.wire.ml.DataStore", dijit._Widget, {
// summary:
// A widget for a data store
// description:
// This widget represents a data store of 'storeClass' attribute.
// storeClass:
// A class name of a data store
storeClass: "",
postCreate: function(){
// summary:
// Call _createStore()
// description:
// See _createStore().
this.store = this._createStore();
},
_createStore: function(){
// summary:
// Create a data store
// desription:
// A data store of 'storeClass' is created with arguments
// specified with attributes.
// returns:
// A data store
if(!this.storeClass){
return null; //null
}
var storeClass = dojox.wire._getClass(this.storeClass);
if(!storeClass){
return null; //null
}
var args = {};
var attributes = this.domNode.attributes;
for(var i = 0; i < attributes.length; i++){
var a = attributes.item(i);
if(a.specified && !this[a.nodeName]){
args[a.nodeName] = a.nodeValue;
}
}
return new storeClass(args); //Object
},
getFeatures: function(){
// summary:
// Call getFeatures() method of a data store
// description:
// See dojo.data.api.Read.getFeatures().
// returns:
// A features object
return this.store.getFeatures(); //Object
},
fetch: function(/*Object*/request){
// summary:
// Call fetch() method of a data store
// description:
// See dojo.data.api.Read.fetch().
// request:
// A request object
// returns:
// A request object
return this.store.fetch(request); //Object
},
save: function(/*Object*/args){
// summary:
// Call save() method of a data store
// description:
// See dojo.data.api.Write.save().
// args:
// A save arguments object
this.store.save(args);
},
newItem: function(/*Object*/args){
// summary:
// Call newItem() method of a data store
// description:
// See dojo.data.api.Write.newItem().
// args:
// A new item arguments object
// returns:
// A new item
return this.store.newItem(args); //Object
},
deleteItem: function(/*Object*/item){
// summary:
// Call deleteItem() method of a data store
// description:
// See dojo.data.api.Write.deleteItem().
// returns:
// A boolean
return this.store.deleteItem(item); //Boolean
},
revert: function(){
// summary:
// Call revert() method of a data store
// description:
// See dojo.data.api.Write.revert().
// returns:
// A boolean
return this.store.revert(); //Boolean
}
});
}

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