【jQwidgets】dragdrop 修改版-蒲公英云

【jQwidgets】dragdrop 修改版

jqxdragdrop dragdrop-events.htm

http://www.jqwidgets.com/jquery-widgets-demo/demos/jqxdragdrop/dragdrop-events.htm?arctic

修改版：

<!DOCTYPE html>
<html lang="en">
<head>
    <meta name="keywords" content="jqxDragDrop, jQuery Draggable, jQWidgets, Events Demo" /> 
    <meta name="description" content="You can restrict draggables drag area in different ways. In this demo the dragging area of the draggable element is it's parent." />
    <title id='Description'>In this demo is demonstrated how to use the jqxDragDrop plug-in events.</title>
    <link rel="stylesheet" href="../../jqwidgets/styles/jqx.base.css" type="text/css" />
    <script type="text/javascript" src="../../scripts/jquery-1.11.1.min.js"></script>
    <script type="text/javascript" src="../../scripts/demos.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxcore.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxpanel.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxscrollbar.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxbuttons.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxdragdrop.js"></script>
    <script type="text/javascript">
        $(document).ready(function () {  
            var istag=false;         
            $('#events').jqxPanel({ width: 260, height: 330});
            $('#draggable').jqxDragDrop({ restricter: 'parent',  dropTarget: '.drop-target',revert:false });
            $('#draggable').bind('dragStart', function (event) {
                addEvent(event.type, event.args.position);
            });
            $('#draggable').bind('dragEnd', function (event) {
                addEvent(event.type, event.args.position);
                if(!istag){
                    $('#draggable').animate({
                        'left': '0px',
                        'top': '0px'},
                        500, function() {
                    });
                }else{
                    $('#draggable').animate({
                        'left': '200px',
                        'top': '200px'},
                        500, function() {
                    });
                }
            });
            $('#draggable').bind('dropTargetEnter', function (event) {
                addEvent(event.type, event.args.position);
                istag=true;
                $('#draggable').jqxDragDrop({revert:false });
                $('#draggable').animate({
                    'left': '200px',
                    'top': '200px'},
                    500, function() {
                });
            });
            $('#draggable').bind('dropTargetLeave', function (event) {
                addEvent(event.type, event.args.position);
                istag=false;
                /*$('#draggable').animate({
                    'left': '0px',
                    'top': '0px'},
                    500, function() {
                });*/
            });
            function addEvent(type, position) {
                $('#events').jqxPanel('prepend',
                    '<div class="row">Event: ' + type + ', (' + position.left + ', ' + position.top + ')</div>'
                );
            }
            (function centerLabels() {
                var labels = $('.label');
                labels.each(function (index, el) {
                    el = $(el);
                    var top = (el.parent().height() - el.height()) / 2;
                    el.css('top', top + 'px');
                });
            } ());
        });
    </script>
    <style type="text/css">
    .row
    {
        padding: 1px;
    }
    .draggable
    {
        border: 1px solid #bbb;
        background-color: #C9ECFF;
        width: 100px;
        height: 100px;
        left: 30px;
        top: 50px;
        padding: 5px;
        z-index: 2;
    }
    #draggable-parent
    {
        background-color: #eeffee;
        width: 350px;
        height: 350px;     
        text-align: center;
        border: 1px solid #eee;
        float: left;
    }
    .main-container
    {
        width: 650px;
        z-index: 0;
    }
    .events
    {
        float: right;
        padding: 10px;
        font-family: Tahoma;
        font-size: 13px;
    }    
    .label
    {
        position: relative; 
        font-family: Verdana;
        font-size: 11px;
        color: #000;
    }
    .drop-target
    {
        background-color: #FBFFB5;
        width: 150px;
        height: 150px;
        border: 1px solid #ddd;
        margin-left: 190px;
        margin-top: 70px;        
        z-index: 1;
    }
    </style>
</head>
<body class='default'>
    <div class="main-container">
        <div id="draggable-parent">
            <div id="draggable" class="draggable">
                <div class="label">I can be dragged only inside my parent</div>
            </div>
            <div class="drop-target"><div class="label">I'm a drop target</div></div>
        </div>
        <div id="events" class="events">
        </div>
    </div>
</body>
</html>