opera.extension.onmessage

Description:

This event listener is invoked when a message is received from an injected script, popup or preferences page. The event's source is a messagePort to the connecting environment.

Example:

//
// The background process ('/background.js'). 
//

opera.extension.onmessage = function(event) {
  // Get the message content from the event's data property
  var message = event.data;
};

This article is licensed under a Creative Commons Attribution 3.0 Unported license.

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