TrashCan.js

/*
    The Countdown Package is a set of widgets for a user-configurable JavaScript Timer
    Copyright (C) 2011  Samuel B. Johnson

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

dojo.provide("net.samuelbjohnson.jsdev.countdown.TrashCan");

dojo.declare("net.samuelbjohnson.jsdev.countdown.TrashCan", null, {
    constructor: function(/*node*/ trashDiv) {
	dojo.addClass(trashDiv, "timerTrashCan");
	trashDiv.innerHTML = "Trash Can";
	this.container = new dojo.dnd.Source(trashDiv, {
	    isSource: false,
	});

	this.containerNode = trashDiv;

	dojo.connect(this.container, "onDrop", this, this.dropFunction);
    },

    dropFunction: function(source, nodes, copy) {
	var container = this.container;
	dojo.forEach(nodes, function(node) {
	    var item = container.getItem(node.id).data;
	    item.deleteUnit();
	});
	dojo.empty(this.containerNode);

    },
});