| OLD | NEW |
|---|
| (Empty) | |
| 1 <style> |
| 2 body { |
| 3 margin: 0; |
| 4 } |
| 5 |
| 6 .group { |
| 7 display: inline-block; |
| 8 position: relative; |
| 9 width: 250px; |
| 10 height: 350px; |
| 11 } |
| 12 |
| 13 .scroller { |
| 14 will-change: transform; |
| 15 |
| 16 overflow: hidden; /* hide scrollbars */ |
| 17 width: 200px; |
| 18 height: 350px; |
| 19 outline: 2px solid black; |
| 20 } |
| 21 |
| 22 .container { |
| 23 width: 200px; |
| 24 height: 700px; |
| 25 } |
| 26 |
| 27 .outerSticky { |
| 28 will-change: transform; |
| 29 |
| 30 position: sticky; |
| 31 background-color: green; |
| 32 width: 200px; |
| 33 height: 200px; |
| 34 } |
| 35 |
| 36 .innerSticky { |
| 37 will-change: transform; |
| 38 |
| 39 position: sticky; |
| 40 background-color: red; |
| 41 width: 200px; |
| 42 height: 100px; |
| 43 } |
| 44 </style> |
| 45 |
| 46 <script> |
| 47 if (window.testRunner) |
| 48 testRunner.waitUntilDone(); |
| 49 |
| 50 function finishTest() { |
| 51 for (const scroller of document.querySelectorAll('.scroller')) { |
| 52 scroller.scrollTop = 200; |
| 53 } |
| 54 if (window.testRunner) |
| 55 testRunner.notifyDone(); |
| 56 } |
| 57 |
| 58 window.addEventListener('load', function() { |
| 59 requestAnimationFrame(function() { |
| 60 requestAnimationFrame(finishTest); |
| 61 }); |
| 62 }); |
| 63 </script> |
| 64 <div class="group"> |
| 65 <div class="scroller"> |
| 66 <div class="container"> |
| 67 <div class="outerSticky" style="top: 50px;"> |
| 68 <div class="innerSticky" style="top: 50px;"></div> |
| 69 </div> |
| 70 </div> |
| 71 </div> |
| 72 </div> |
| 73 |
| 74 <div class="group"> |
| 75 <div class="scroller"> |
| 76 <div class="container"> |
| 77 <div class="outerSticky" style="top: 50px;"> |
| 78 <div class="innerSticky" style="top: 100px;"></div> |
| 79 </div> |
| 80 </div> |
| 81 </div> |
| 82 </div> |
| 83 |
| 84 <div class="group"> |
| 85 <div class="scroller"> |
| 86 <div class="container"> |
| 87 <div class="outerSticky" style="top: 50px;"> |
| 88 <div class="innerSticky" style="top: 300px;"></div> |
| 89 </div> |
| 90 </div> |
| 91 </div> |
| 92 </div> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2733633002:
Handle nested position:sticky elements correctly (compositor) (Closed)
