027.xhtml (3064B)
1 <?xml version="1.0" encoding="utf-8"?> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <title>Clear datastore data during selection drag and drop</title> 5 <style type="text/css"> 6 div 7 {min-height:100px; 8 width:100px; 9 padding:20px; 10 color:white; 11 background-color:navy;} 12 </style> 13 <script type="application/ecmascript"> 14 <![CDATA[ 15 var dataTypes = ['text/plain', 'text/uri-list', 'application/xml', 'application/xhtml+xml', 'application/mathml+xml', 'image/svg+xml', 'text/html', 'text/x-example'], 16 data = ['FAIL', 'data:text/plain,FAIL', '<result>FAIL</result>', '<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Data store item</title></head><body><p>FAIL</p></body></html>', '<math xmlns="http://www.w3.org/1998/Math/MathML"><mn>1</mn></math>', '<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="100px" height="50px" viewBox="0 0 100 50"><text x="0" y="40" font-size="40" fill="green">FAIL</text></svg>', '<!DOCTYPE html><html><head><title>Data store item</title></head><body><p>FAIL</p></body></html>', 'FAIL'], 17 l = 0; 18 function start(event) 19 {event.dataTransfer.effectAllowed = 'copy'; 20 l = event.dataTransfer.items.length; 21 for(var i = 0; i != dataTypes.length; i++) 22 {event.dataTransfer.setData(dataTypes[i], data[i]);} 23 event.dataTransfer.clearData(); 24 say('items.length (dragstart) : ' + ((event.dataTransfer.items.length == 0)?'PASS':'FAIL'));} 25 function dragElement(event) 26 {for(var i = 0; i != dataTypes.length; i++) 27 {event.dataTransfer.setData(dataTypes[i], 'FAIL'); 28 if(event.dataTransfer.getData(dataTypes[i])) 29 {say('getData(' + dataTypes[i] + ') : FAIL (data store should not be readable during drag)')} 30 } 31 if(event.dataTransfer.items.length != 0) 32 {say('items.length (dragover) : FAIL')} 33 } 34 function enterElement(event) 35 {event.preventDefault(); 36 for(var i = 0; i != dataTypes.length; i++) 37 {event.dataTransfer.setData(dataTypes[i], 'FAIL'); 38 if(event.dataTransfer.getData(dataTypes[i])) 39 {say('getData(' + dataTypes[i] + ') : FAIL (data store should not be readable during dragenter)')} 40 } 41 say('items.length (dragenter) : ' + ((event.dataTransfer.items.length == 0)?'PASS':'FAIL'));} 42 function dataDrop(event) 43 {say('items.length (drop) : ' + ((event.dataTransfer.items.length == 0)?'PASS':'FAIL')); 44 for(var i = 0; i != dataTypes.length; i++) 45 {say('getData(' + dataTypes[i] + ') : ' + ((event.dataTransfer.getData(dataTypes[i]) == '')?'PASS':'FAIL'));} 46 document.querySelector('div').setAttribute('style','background-color:green');} 47 function say(it) 48 {document.querySelector('pre').appendChild(document.createTextNode(it + '\n'));} 49 ]]> 50 </script> 51 </head> 52 <body onload="window.getSelection().selectAllChildren(document.querySelector('span'))"> 53 <p><span ondragstart="start(event)" ondrag="dragElement(event)">Drag me</span></p> 54 <p>Drag selection above to the navy box below and drop it. Navy box should turn green and test results should appear below.</p> 55 <div ondragenter="enterElement(event)" ondragover="return false;" ondrop="dataDrop(event)"/> 56 <pre/> 57 </body> 58 </html>