pjs/b2g/components/ContentPermissionPrompt.js

46 строки
1.3 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
const Ci = Components.interfaces;
const Cr = Components.results;
const Cu = Components.utils;
const Cc = Components.classes;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
function ContentPermissionPrompt() {}
ContentPermissionPrompt.prototype = {
handleExistingPermission: function handleExistingPermission(request) {
let result = Services.perms.testExactPermission(request.uri, request.type);
if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
request.allow();
return true;
}
if (result == Ci.nsIPermissionManager.DENY_ACTION) {
request.cancel();
return true;
}
return false;
},
prompt: function(request) {
// returns true if the request was handled
if (this.handleExistingPermission(request))
return;
// TODO : show UI to grant or deny permission
},
classID: Components.ID("{8c719f03-afe0-4aac-91ff-6c215895d467}"),
QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt])
};
//module initialization
const NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);