| <html> | |
| <style> | |
| body { | |
| width: 200px; | |
| height: 150px; | |
| padding: 0px; | |
| margin: 0px; | |
| background-color: lightgreen | |
| } | |
| </style> | |
| <body></body> | |
| <script> | |
| function handler(e) { | |
| window.top.postMessage({ | |
| "type": "subframe-event", | |
| "eventType": e.type | |
| }, "*"); | |
| } | |
| ["pointerup", "pointercancel"].forEach(eventType => { | |
| document.body.addEventListener( | |
| eventType, | |
| handler); | |
| }); | |
| </script> | |
| </html> |