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keyboard shortcut no longer working in webapp after FF19 was installed

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I work with a company webapp that uses the keyboard shortcut Shift+F9 to populate text boxes. Prior to Firefox version 19 upgrade on my Windows 7 PC, the shortcut worked just fine. After the upgrade, the shortcut stopped working. I have uninstalled it and reinstalled it, still shortcut does not work. I have run in Safe mode, still no shortcut. Disabled Add-ons, still no shortcut.

I uninstalled FF19 altogether and installed FF18. The shortcut worked just fine once again. All Add-ons intact. FF auto upgraded itself to ver 19 and the shortcut stopped working again.

I also use IE8 with the same webapp and the shortcut works just fine. Any reason why FF19 has disabled this shortcut feature? I asked our company admin of the webapp we use and he has not heard of this issue happening until now.

I work with a company webapp that uses the keyboard shortcut Shift+F9 to populate text boxes. Prior to Firefox version 19 upgrade on my Windows 7 PC, the shortcut worked just fine. After the upgrade, the shortcut stopped working. I have uninstalled it and reinstalled it, still shortcut does not work. I have run in Safe mode, still no shortcut. Disabled Add-ons, still no shortcut. I uninstalled FF19 altogether and installed FF18. The shortcut worked just fine once again. All Add-ons intact. FF auto upgraded itself to ver 19 and the shortcut stopped working again. I also use IE8 with the same webapp and the shortcut works just fine. Any reason why FF19 has disabled this shortcut feature? I asked our company admin of the webapp we use and he has not heard of this issue happening until now.

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This is difficult to sort out without hands on access to the webapp. I think Firefox should still allows your webapp to detect the Shift+F9, or at least it does in this simple example:

 <!DOCTYPE html>
 <html>
 <head>
 <meta http-equiv="content-type" content="text/html; charset=iso-8859-1">
 <title>Test Shift+F9</title>
 </head>
 <body>
 <p>Try Shift+F9<br><input type="text" name="textinput" size="25" value="sample value"></p>
 <script type="text/javascript">
 function keys(key){
   if (!key) {
     key = window.event;
     key.which = key.keyCode;
   }
   if (key.which == 120){ // F9 key
     if (key.shiftKey){
       alert("Shift+F9 pressed!");
     } else {
       alert("F9 pressed without Shift!");
     }
   }
   return false;
 }
 document.onkeyup = keys;
 document.body.focus();
 </script>
 </body>
 </html>

It's possible that a change in Firefox 19 is interfering with the function triggered by the Shift+F9 keyboard shortcut. Is there another way to run it to see whether that might be the case?

由 jscher2000 - Support Volunteer 於 修改