| <!DOCTYPE html> |
| <html> |
| <head> |
| <!-- |
| Works in Firefox, or where generators are implemented. |
| |
| Peter Hallam, Tom van Cutsem, Mark S. Miller, Dave Herman. |
| The animation example was taken from |
| <http://wiki.ecmascript.org/doku.php?id=strawman:deferred_functions> |
| --> |
| <script src="../../q.js"></script> |
| <script type="application/javascript;version=1.7"> |
| |
| function delay(millis, answer) { |
| const deferredResult = Q.defer(); |
| setTimeout(function() { |
| deferredResult.resolve(answer); |
| }, millis); |
| return deferredResult.promise; |
| } |
| |
| var deferredAnimate = Q.async(function(element) { |
| for (var i = 0; i < 100; ++i) { |
| element.style.marginLeft = ''+i+'px'; |
| yield delay(20); |
| } |
| }); |
| |
| function test() { |
| Q.when( |
| deferredAnimate(document.getElementById('box')), |
| function () { |
| alert('Done!'); |
| } |
| ) |
| } |
| |
| </script> |
| </head> |
| <body onload="test()"> |
| <div id="box" style="width: 20px; height: 20px; background-color: red;"></div> |
| </body> |
| </html> |
