011.html (1418B)
1 <!doctype html> 2 <title>Alert during drop</title> 3 <style> 4 body > div { 5 height: 200px; 6 width: 200px; 7 background-color: orange; 8 display: inline-block; 9 } 10 body > div + div { 11 background-color: navy; 12 } 13 </style> 14 <script type="text/javascript"> 15 window.onload = function () { 16 var orange = document.getElementsByTagName('div')[0], blue = document.getElementsByTagName('div')[1]; 17 orange.ondragstart = function (e) { 18 e.dataTransfer.setData('text','PASS'); 19 e.dataTransfer.effectAllowed = 'all'; 20 }; 21 blue.ondragenter = blue.ondragover = function (e) { 22 e.preventDefault(); 23 }; 24 blue.ondrop = function (e) { 25 e.preventDefault(); 26 alert('JS alert'); 27 }; 28 }; 29 </script> 30 <div draggable="true"></div> 31 <div></div> 32 33 <ol> 34 <li>Drag the orange square over the blue square, then release it.</li> 35 <li>An alert may appear - release the mouse over the page, not the dialog. Dismiss it (you may need to use keyboard or mouse gestures such as gesture-down,gesture-right).</li> 36 <li>The mouse cursor may continue to show that a drag is in operation. If so, attempt to select some of this text with the mouse before continuing to the text step.</li> 37 <li>Fail if the mouse continues to show that a drag is in operation.</li> 38 <li>Try to select some text in this sentence. Fail if it is not possible.</li> 39 <li>Try to drag the orange square downwards. Fail if it is not possible.</li> 40 </ol>