focus-event-after-focusing-iframes-inner.html (426B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>Focus event inner document</title> 6 </head> 7 <body> 8 <h1>Inner</h1> 9 <script> 10 let innerlog = "innerlog:"; 11 12 window.onmessage = function(e) { 13 if (e.data == "getlog") { 14 parent.postMessage(innerlog, "*"); 15 } 16 }; 17 18 window.onfocus = function() { 19 innerlog += "windowfocus,"; 20 }; 21 22 window.onblur = function() { 23 innerlog += "windowblur,"; 24 }; 25 </script> 26 </body> 27 </html>