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/* 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.import(
"resource://gre/modules/AppConstants.jsm"
);
// 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(aSource)
) {
return false;
}
} else if (
typeof aPromptFunction == "function" &&
!aPromptFunction(aSource)
) {
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) {
Cu.reportError(
"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) {
Cu.reportError(
"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");
}
}
}
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