From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- browser/modules/TransientPrefs.jsm | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 browser/modules/TransientPrefs.jsm (limited to 'browser/modules/TransientPrefs.jsm') diff --git a/browser/modules/TransientPrefs.jsm b/browser/modules/TransientPrefs.jsm new file mode 100644 index 0000000000..693c80b505 --- /dev/null +++ b/browser/modules/TransientPrefs.jsm @@ -0,0 +1,27 @@ +/* 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/. */ + +"use strict"; + +var EXPORTED_SYMBOLS = ["TransientPrefs"]; + +const { Preferences } = ChromeUtils.importESModule( + "resource://gre/modules/Preferences.sys.mjs" +); + +var prefVisibility = new Map(); + +/* Use for preferences that should only be visible when they've been modified. + When reset to their default state, they remain visible until restarting the + application. */ + +var TransientPrefs = { + prefShouldBeVisible(prefName) { + if (Preferences.isSet(prefName)) { + prefVisibility.set(prefName, true); + } + + return !!prefVisibility.get(prefName); + }, +}; -- cgit v1.2.3