/* 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/. */
function closeWindow(aClose, aPromptFunction, aSource) {
let { AppConstants } = ChromeUtils.importESModule(
"resource://gre/modules/AppConstants.sys.mjs"
);
// Closing the last window doesn't quit the application on OS X.
if (AppConstants.platform !=
"macosx") {
var windowCount = 0;
for (let w of Services.wm.getEnumerator(
null)) {
if (w.closed) {
continue;
}
if (++windowCount == 2) {
break;
}
}
// If we're down to the last window and someone tries to shut down, check to make sure we can!
if (windowCount == 1 && !canQuitApplication(
"lastwindow", aSource)) {
return false;
}
if (
windowCount != 1 &&
typeof aPromptFunction ==
"function" &&
!aPromptFunction()
) {
return false;
}
// If the user explicitly closes the last tabs in the window close remaining tabs. Bug 490136
if (aClose) {
window.SessionStore?.maybeDontRestoreTabs(window);
}
}
else if (
typeof aPromptFunction ==
"function" && !aPromptFunction()) {
return false;
}
if (aClose) {
window.close();
return window.closed;
}
return true;
}
function canQuitApplication(aData, aSource) {
const kCID =
"@mozilla.org/browser/browserglue;1";
if (kCID in Cc && !(aData ||
"").includes(
"restart")) {
let BrowserGlue = Cc[kCID].getService(Ci.nsISupports).wrappedJSObject;
BrowserGlue._registerQuitSource(aSource);
}
try {
var cancelQuit = Cc[
"@mozilla.org/supports-PRBool;1"].createInstance(
Ci.nsISupportsPRBool
);
Services.obs.notifyObservers(
cancelQuit,
"quit-application-requested",
aData ||
null
);
// Something aborted the quit process.
if (cancelQuit.data) {
return false;
}
}
catch (ex) {}
return true;
}
function goQuitApplication(event) {
// We can't know for sure if the user used a shortcut to trigger quit.
// Proxy by means of checking for the shortcut modifier.
let isMac = navigator.platform.startsWith(
"Mac");
let key = isMac ?
"metaKey" :
"ctrlKey";
let source =
"OS";
if (event[key]) {
source =
"shortcut";
// Note that macOS likes pretending something came from this menu even if
// activated by keyboard shortcut, hence checking that first.
}
else if (event.sourceEvent?.target?.id?.startsWith(
"menu_")) {
source =
"menuitem";
}
else if (event.sourceEvent?.target?.id?.startsWith(
"appMenu")) {
source =
"appmenu";
}
if (!canQuitApplication(undefined, source)) {
return false;
}
Services.startup.quit(Ci.nsIAppStartup.eAttemptQuit);
return true;
}
//
// Command Updater functions
//
function goUpdateCommand(aCommand) {
try {
var controller =
top.document.commandDispatcher.getControllerForCommand(aCommand);
var enabled =
false;
if (controller) {
enabled = controller.isCommandEnabled(aCommand);
}
goSetCommandEnabled(aCommand, enabled);
}
catch (e) {
console.error(
"An error occurred updating the ", aCommand,
" command: ", e);
}
}
function goDoCommand(aCommand) {
try {
var controller =
top.document.commandDispatcher.getControllerForCommand(aCommand);
if (controller && controller.isCommandEnabled(aCommand)) {
controller.doCommand(aCommand);
}
}
catch (e) {
console.error(
"An error occurred executing the ",
aCommand,
" command: ",
e
);
}
}
function goSetCommandEnabled(aID, aEnabled) {
var node = document.getElementById(aID);
if (node) {
if (aEnabled) {
node.removeAttribute(
"disabled");
}
else {
node.setAttribute(
"disabled",
"true");
}
}
}