| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta name="viewport" content="width=device-width"> | |
| <style> | |
| .scroller { | |
| width: 200px; | |
| height: 200px; | |
| border: 1px solid black; | |
| overflow: scroll; | |
| } | |
| .content { | |
| width: 200%; | |
| height: 200%; | |
| } | |
| .box { | |
| width: 100px; | |
| height: 100px; | |
| background-color: blue; | |
| } | |
| .box.appear { | |
| display: none; | |
| } | |
| .content.changed .box.appear { | |
| display: block; | |
| } | |
| .box.disappear { | |
| display: block; | |
| } | |
| .content.changed .box.disappear { | |
| display: none; | |
| } | |
| .composited { | |
| transform: translateZ(0); | |
| } | |
| </style> | |
| <script> | |
| function changeScrollerSubviews() | |
| { | |
| document.getElementById('scroll-content').classList.add('changed'); | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <div class="composited scroller"> | |
| <div id="scroll-content" class="content"> | |
| Content | |
| <div class="composited box appear">appear</div> | |
| <div class="composited box disappear">disappear</div> | |
| </div> | |
| </div> | |
| </body> | |
| </html> |