зеркало из https://github.com/mozilla/gecko-dev.git
23 строки
873 B
JavaScript
23 строки
873 B
JavaScript
Components.utils.import("resource://gre/modules/Services.jsm");
|
|
|
|
var modifyObserver = {
|
|
observe: function(subject, topic, data) {
|
|
if (topic == 'http-on-modify-request') {
|
|
var testOk = false;
|
|
try {
|
|
// We should be able to QI the request to an nsIChannel, then get
|
|
// the notificationCallbacks without throwing an exception.
|
|
var ir = subject.QueryInterface(Components.interfaces.nsIChannel).notificationCallbacks;
|
|
|
|
// The notificationCallbacks should be an nsIInterfaceRequestor.
|
|
testOk = ir.toString().indexOf(Components.interfaces.nsIInterfaceRequestor) != -1;
|
|
} catch (e) {
|
|
}
|
|
sendAsyncMessage('modify-request-completed', testOk);
|
|
Services.obs.removeObserver(modifyObserver, 'http-on-modify-request');
|
|
}
|
|
}
|
|
};
|
|
|
|
Services.obs.addObserver(modifyObserver, 'http-on-modify-request', false);
|