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Adobe AIR Open New URL with Sandbox Bridge

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Adobe Air has a few security settings that stops you executing certain AIR methods when inside the sandbox. The code below bridges between the root document and the security sandbox, allowing you to open a URL in AIR in a default browser.

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  1. //This code is placed in the root document header
  2. //This function is written to run from the sandbox. It opens a url in an external browser
  3. function openExternalURL(href) {
  4.     var request = new air.URLRequest(href);
  5.     try {            
  6.         air.navigateToURL(request);
  7.     }
  8.     catch (e) {
  9.         // handle error here
  10.     }
  11. }
  12.  
  13. //Create an object that will be used to expose AIR functionality to the browser sandbox
  14. var Exposed = new Object();
  15.  
  16. //Exposed can now be read from the sandbox, so can the above function. The open url
  17. //function is added as a method of the exposed object.
  18. Exposed.openExternalURL = openExternalURL;
  19.  
  20. function doLoad() {
  21.     //Place the Exposed object on the parentSandboxBridge property of the ui frame's window object.
  22.     var frame = document.getElementById('UI').contentWindow.parentSandboxBridge = Exposed;
  23. }
  24. //doLoad is placed inline on the body tag.
  25.  
  26. //Now to run the external function from inside the sandbox use. The function expects
  27. //an argument that contains a URL.
  28. parentSandboxBridge.openExternalURL(href);

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