RetroZilla/toolkit/components/nsDefaultCLH.js

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2015-10-21 05:03:22 +02:00
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Mozilla Firefox browser.
*
* The Initial Developer of the Original Code is
* Benjamin Smedberg <benjamin@smedbergs.us>
*
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Daniel Glazman <daniel.glazman@disruptive-innovations.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
const nsISupports = Components.interfaces.nsISupports;
const nsICategoryManager = Components.interfaces.nsICategoryManager;
const nsIComponentRegistrar = Components.interfaces.nsIComponentRegistrar;
const nsICommandLine = Components.interfaces.nsICommandLine;
const nsICommandLineHandler = Components.interfaces.nsICommandLineHandler;
const nsIFactory = Components.interfaces.nsIFactory;
const nsIModule = Components.interfaces.nsIModule;
const nsIPrefBranch = Components.interfaces.nsIPrefBranch;
const nsISupportsString = Components.interfaces.nsISupportsString;
const nsIWindowWatcher = Components.interfaces.nsIWindowWatcher;
/**
* This file provides a generic default command-line handler.
*
* It opens the chrome window specified by the pref "toolkit.defaultChromeURI"
* with the flags specified by the pref "toolkit.defaultChromeFlags"
* or "chrome,dialog=no,all" is it is not available.
* The arguments passed to the window are the nsICommandLine instance.
*
* It doesn't do anything if the pref "toolkit.defaultChromeURI" is unset.
*/
var nsDefaultCLH = {
/* nsISupports */
QueryInterface : function clh_QI(iid) {
if (iid.equals(nsICommandLineHandler) ||
iid.equals(nsIFactory) ||
iid.equals(nsISupports))
return this;
throw Components.results.NS_ERROR_NO_INTERFACE;
},
/* nsICommandLineHandler */
handle : function clh_handle(cmdLine) {
if (cmdLine.preventDefault)
return;
var prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(nsIPrefBranch);
try {
var singletonWindowType = prefs.getCharPref("toolkit.singletonWindowType");
var windowMediator = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator);
var win = windowMediator.getMostRecentWindow(singletonWindowType);
if (win) {
win.focus();
cmdLine.preventDefault = true;
return;
}
}
catch (e) { }
// if the pref is missing, ignore the exception
try {
var chromeURI = prefs.getCharPref("toolkit.defaultChromeURI");
var flags = "chrome,dialog=no,all";
try {
flags = prefs.getCharPref("toolkit.defaultChromeFeatures");
}
catch (e) { }
var wwatch = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
.getService(nsIWindowWatcher);
wwatch.openWindow(null, chromeURI, "_blank",
flags, cmdLine);
}
catch (e) { }
},
helpInfo : "",
/* nsIFactory */
createInstance : function mdh_CI(outer, iid) {
if (outer != null)
throw Components.results.NS_ERROR_NO_AGGREGATION;
return this.QueryInterface(iid);
},
lockFactory : function mdh_lock(lock) {
/* no-op */
}
};
const clh_contractID = "@mozilla.org/toolkit/default-clh;1";
const clh_CID = Components.ID("{6ebc941a-f2ff-4d56-b3b6-f7d0b9d73344}");
var Module = {
/* nsISupports */
QueryInterface : function mod_QI(iid) {
if (iid.equals(nsIModule) ||
iid.equals(nsISupports))
return this;
throw Components.results.NS_ERROR_NO_INTERFACE;
},
/* nsIModule */
getClassObject : function mod_gch(compMgr, cid, iid) {
if (cid.equals(clh_CID))
return nsDefaultCLH.QueryInterface(iid);
throw components.results.NS_ERROR_FAILURE;
},
registerSelf : function mod_regself(compMgr, fileSpec, location, type) {
var compReg = compMgr.QueryInterface(nsIComponentRegistrar);
compReg.registerFactoryLocation(clh_CID,
"nsDefaultCLH",
clh_contractID,
fileSpec,
location,
type);
var catMan = Components.classes["@mozilla.org/categorymanager;1"]
.getService(nsICategoryManager);
catMan.addCategoryEntry("command-line-handler",
"y-default",
clh_contractID, true, true);
},
unregisterSelf : function mod_unreg(compMgr, location, type) {
var compReg = compMgr.QueryInterface(nsIComponentRegistrar);
compReg.unregisterFactoryLocation(clh_CID, location);
var catMan = Components.classes["@mozilla.org/categorymanager;1"]
.getService(nsICategoryManager);
catMan.deleteCategoryEntry("command-line-handler",
"y-default");
},
canUnload : function (compMgr) {
return true;
}
};
function NSGetModule(compMgr, fileSpec) {
return Module;
}