| <html> | |
| <head> | |
| <script> | |
| function testColorScheme() { | |
| if (window.matchMedia("(prefers-color-scheme: light)").matches) { | |
| try { | |
| window.webkit.messageHandlers.testHandler.postMessage("light-detected"); | |
| } catch(e) { } | |
| } | |
| if (window.matchMedia("(prefers-color-scheme: dark)").matches) { | |
| try { | |
| window.webkit.messageHandlers.testHandler.postMessage("dark-detected"); | |
| } catch(e) { } | |
| } | |
| } | |
| </script> | |
| </head> | |
| <body onload="testColorScheme()"> | |
| </body> | |
| </html> |