mirror of
https://github.com/alchemy-fr/Phraseanet.git
synced 2025-10-13 21:13:26 +00:00
176 lines
4.4 KiB
HTML
176 lines
4.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=utf-8">
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<title>Staying in a Region</title>
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<style type="text/css">
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/*margin and padding on body element
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can introduce errors in determining
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element position and are not recommended;
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we turn them off as a foundation for YUI
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CSS treatments. */
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body {
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margin:0;
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padding:0;
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}
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</style>
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<link rel="stylesheet" type="text/css" href="../../build/fonts/fonts-min.css" />
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<script type="text/javascript" src="../../build/yahoo-dom-event/yahoo-dom-event.js"></script>
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<script type="text/javascript" src="../../build/dragdrop/dragdrop-min.js"></script>
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<!--begin custom header content for this example-->
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<style type="text/css">
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.dd-demo {
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position: relative;
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text-align: center;
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color: #fff;
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cursor: move;
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height: 60px;
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width: 60px;
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padding: 0;
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margin: 0;
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}
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.dd-demo div {
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border: 1px solid black;
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height: 58px;
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width: 58px;
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}
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#dd-demo-canvas1 {
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padding: 55px;
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background-color: #7E5B60;
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border: 1px solid black;
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}
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#dd-demo-canvas2 {
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padding: 25px;
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background-color: #566F4E;
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border: 1px solid black;
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}
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#dd-demo-canvas3 {
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padding: 15px;
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background-color: #6D739A;
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border: 1px solid black;
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}
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#dd-demo-1 {
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background-color:#6D739A;top:5px; left:5px;
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}
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#dd-demo-2 {
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background-color:#566F4E;top:50px; left:100px;
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}
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#dd-demo-3 {
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background-color:#7E5B60;top:-100px; left:200px;
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}
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</style>
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<!--end custom header content for this example-->
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</head>
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<body class="yui-skin-sam">
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<h1>Staying in a Region</h1>
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<div class="exampleIntro">
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<p>This example shows how to keep draggable elements from being dragged out of a region.</p>
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<p>The three elements below will not be able to be dragged beyond the borders of their own colored elements.</p>
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</div>
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<!--BEGIN SOURCE CODE FOR EXAMPLE =============================== -->
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<div id="dd-demo-canvas1">
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<div id="dd-demo-canvas2">
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<div id="dd-demo-canvas3">
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<div id="dd-demo-1" class="dd-demo"><div>1</div></div>
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<div id="dd-demo-2" class="dd-demo"><div>2</div></div>
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<div id="dd-demo-3" class="dd-demo"><div>3</div></div>
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</div>
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</div>
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</div>
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<script type="text/javascript">
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(function() {
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var Dom = YAHOO.util.Dom,
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Event = YAHOO.util.Event,
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dd1, dd2, dd3;
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YAHOO.example.DDRegion = function(id, sGroup, config) {
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this.cont = config.cont;
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YAHOO.example.DDRegion.superclass.constructor.apply(this, arguments);
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};
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YAHOO.extend(YAHOO.example.DDRegion, YAHOO.util.DD, {
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cont: null,
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init: function() {
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//Call the parent's init method
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YAHOO.example.DDRegion.superclass.init.apply(this, arguments);
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this.initConstraints();
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Event.on(window, 'resize', function() {
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this.initConstraints();
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}, this, true);
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},
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initConstraints: function() {
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//Get the top, right, bottom and left positions
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var region = Dom.getRegion(this.cont);
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//Get the element we are working on
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var el = this.getEl();
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//Get the xy position of it
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var xy = Dom.getXY(el);
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//Get the width and height
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var width = parseInt(Dom.getStyle(el, 'width'), 10);
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var height = parseInt(Dom.getStyle(el, 'height'), 10);
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//Set left to x minus left
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var left = xy[0] - region.left;
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//Set right to right minus x minus width
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var right = region.right - xy[0] - width;
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//Set top to y minus top
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var top = xy[1] - region.top;
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//Set bottom to bottom minus y minus height
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var bottom = region.bottom - xy[1] - height;
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//Set the constraints based on the above calculations
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this.setXConstraint(left, right);
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this.setYConstraint(top, bottom);
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}
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});
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Event.onDOMReady(function() {
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dd1 = new YAHOO.example.DDRegion('dd-demo-1', '', { cont: 'dd-demo-canvas3' });
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dd2 = new YAHOO.example.DDRegion('dd-demo-2', '', { cont: 'dd-demo-canvas2' }) ;
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dd3 = new YAHOO.example.DDRegion('dd-demo-3', '', { cont: 'dd-demo-canvas1' });
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});
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})();
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</script>
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<!--END SOURCE CODE FOR EXAMPLE =============================== -->
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</body>
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</html>
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