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Update factory in bootstrap.js.

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This commit is contained in:
Brendan Dahl 2012-06-04 09:45:09 -07:00
parent da94701c7b
commit 72e6dbebaa
1 changed files with 28 additions and 25 deletions
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53
extensions/firefox/bootstrap.js vendored
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@ -11,6 +11,7 @@ let Ci = Components.interfaces;
let Cm = Components.manager;
let Cu = Components.utils;
Cu.import('resource://gre/modules/XPCOMUtils.jsm');
Cu.import('resource://gre/modules/Services.jsm');
function getBoolPref(pref, def) {
@ -34,35 +35,37 @@ function log(str) {
dump(str + '\n');
}
// Register/unregister a class as a component.
// Register/unregister a constructor as a component.
let Factory = {
registrar: null,
aClass: null,
register: function(aClass) {
if (this.aClass) {
log('Cannot register more than one class');
return;
}
this.registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar);
this.aClass = aClass;
var proto = aClass.prototype;
this.registrar.registerFactory(proto.classID, proto.classDescription,
proto.contractID, this);
QueryInterface: XPCOMUtils.generateQI([Ci.nsIFactory]),
_targetConstructor: null,
register: function register(targetConstructor) {
this._targetConstructor = targetConstructor;
var proto = targetConstructor.prototype;
var registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar);
registrar.registerFactory(proto.classID, proto.classDescription,
proto.contractID, this);
},
unregister: function() {
if (!this.aClass) {
log('Class was never registered.');
return;
}
var proto = this.aClass.prototype;
this.registrar.unregisterFactory(proto.classID, this);
this.aClass = null;
unregister: function unregister() {
var proto = this._targetConstructor.prototype;
var registrar = Cm.QueryInterface(Ci.nsIComponentRegistrar);
registrar.unregisterFactory(proto.classID, this);
this._targetConstructor = null;
},
// nsIFactory::createInstance
createInstance: function(outer, iid) {
if (outer !== null)
// nsIFactory
createInstance: function createInstance(aOuter, iid) {
if (aOuter !== null)
throw Cr.NS_ERROR_NO_AGGREGATION;
return (new (this.aClass)).QueryInterface(iid);
return (new (this._targetConstructor)).QueryInterface(iid);
},
// nsIFactory
lockFactory: function lockFactory(lock) {
// No longer used as of gecko 1.7.
throw Cr.NS_ERROR_NOT_IMPLEMENTED;
}
};