summaryrefslogtreecommitdiffstats
path: root/browser/components/shell/ShellService.jsm
diff options
context:
space:
mode:
Diffstat (limited to 'browser/components/shell/ShellService.jsm')
-rw-r--r--browser/components/shell/ShellService.jsm114
1 files changed, 114 insertions, 0 deletions
diff --git a/browser/components/shell/ShellService.jsm b/browser/components/shell/ShellService.jsm
new file mode 100644
index 000000000..2a3400b60
--- /dev/null
+++ b/browser/components/shell/ShellService.jsm
@@ -0,0 +1,114 @@
+/* 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";
+
+this.EXPORTED_SYMBOLS = ["ShellService"];
+
+const { classes: Cc, interfaces: Ci, utils: Cu, results: Cr } = Components;
+
+Cu.import("resource://gre/modules/AppConstants.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "WindowsRegistry",
+ "resource://gre/modules/WindowsRegistry.jsm");
+
+/**
+ * Internal functionality to save and restore the docShell.allow* properties.
+ */
+let ShellServiceInternal = {
+ /**
+ * Used to determine whether or not to offer "Set as desktop background"
+ * functionality. Even if shell service is available it is not
+ * guaranteed that it is able to set the background for every desktop
+ * which is especially true for Linux with its many different desktop
+ * environments.
+ */
+ get canSetDesktopBackground() {
+ if (AppConstants.platform == "win" ||
+ AppConstants.platform == "macosx") {
+ return true;
+ }
+
+ if (AppConstants.platform == "linux") {
+ if (this.shellService) {
+ let linuxShellService = this.shellService
+ .QueryInterface(Ci.nsIGNOMEShellService);
+ return linuxShellService.canSetDesktopBackground;
+ }
+ }
+
+ return false;
+ },
+
+ /**
+ * Used to determine whether or not to show a "Set Default Browser"
+ * query dialog. This attribute is true if the application is starting
+ * up and "browser.shell.checkDefaultBrowser" is true, otherwise it
+ * is false.
+ */
+ _checkedThisSession: false,
+ get shouldCheckDefaultBrowser() {
+ // If we've already checked, the browser has been started and this is a
+ // new window open, and we don't want to check again.
+ if (this._checkedThisSession) {
+ return false;
+ }
+
+ if (!Services.prefs.getBoolPref("browser.shell.checkDefaultBrowser")) {
+ return false;
+ }
+
+ if (AppConstants.platform == "win") {
+ let optOutValue = WindowsRegistry.readRegKey(Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+ "Software\\Mozilla\\Firefox",
+ "DefaultBrowserOptOut");
+ WindowsRegistry.removeRegKey(Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+ "Software\\Mozilla\\Firefox",
+ "DefaultBrowserOptOut");
+ if (optOutValue == "True") {
+ Services.prefs.setBoolPref("browser.shell.checkDefaultBrowser", false);
+ return false;
+ }
+ }
+
+ return true;
+ },
+
+ set shouldCheckDefaultBrowser(shouldCheck) {
+ Services.prefs.setBoolPref("browser.shell.checkDefaultBrowser", !!shouldCheck);
+ },
+
+ isDefaultBrowser(startupCheck, forAllTypes) {
+ // If this is the first browser window, maintain internal state that we've
+ // checked this session (so that subsequent window opens don't show the
+ // default browser dialog).
+ if (startupCheck) {
+ this._checkedThisSession = true;
+ }
+ if (this.shellService) {
+ return this.shellService.isDefaultBrowser(startupCheck, forAllTypes);
+ }
+ return false;
+ }
+};
+
+XPCOMUtils.defineLazyServiceGetter(ShellServiceInternal, "shellService",
+ "@mozilla.org/browser/shell-service;1", Ci.nsIShellService);
+
+/**
+ * The external API exported by this module.
+ */
+this.ShellService = new Proxy(ShellServiceInternal, {
+ get(target, name) {
+ if (name in target) {
+ return target[name];
+ }
+ if (target.shellService) {
+ return target.shellService[name];
+ }
+ Services.console.logStringMessage(`${name} not found in ShellService: ${target.shellService}`);
+ return undefined;
+ }
+});