flymis/WebRoot/dojojs/src/widget/TreeRPCController.js

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/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/


dojo.provide("dojo.widget.TreeRPCController");

dojo.require("dojo.event.*");
dojo.require("dojo.json")
dojo.require("dojo.io.*");
dojo.require("dojo.widget.TreeLoadingController");


dojo.widget.defineWidget("dojo.widget.TreeRPCController", dojo.widget.TreeLoadingController, {
	/**
	 * Make request to server about moving children.
	 *
	 * Request returns "true" if move succeeded,
	 * object with error field if failed
	 *
	 * I can't leave DragObject floating until async request returns, need to return false/true
	 * so making it sync way...
	 *
	 * Also, "loading" icon is not shown until function finishes execution, so no indication for remote request.
	*/
	doMove: function(child, newParent, index){

		//if (newParent.isTreeNode) newParent.markLoading();

		var params = {
			// where from
			child: this.getInfo(child),
			childTree: this.getInfo(child.tree),
			// where to
			newParent: this.getInfo(newParent),
			newParentTree: this.getInfo(newParent.tree),
			newIndex: index
		};

		var success;

		this.runRPC({		
			url: this.getRPCUrl('move'),
			/* I hitch to get this.loadOkHandler */
			load: function(response){
				success = this.doMoveProcessResponse(response, child, newParent, index) ;
			},
			sync: true,
			lock: [child, newParent],
			params: params
		});


		return success;