gecko-dev/browser/components/preferences/main.js

456 lines
16 KiB
JavaScript

# -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
# ***** 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 Firefox Preferences System.
#
# The Initial Developer of the Original Code is
# Jeff Walden <jwalden+code@mit.edu>.
# Portions created by the Initial Developer are Copyright (C) 2006
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Ben Goodger <ben@mozilla.org>
# Asaf Romano <mozilla.mano@sent.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 *****
var gMainPane = {
_pane: null,
/**
* Initialization of this.
*/
init: function ()
{
this._pane = document.getElementById("paneMain");
// set up the "use current page" label-changing listener
this._updateUseCurrentButton();
window.addEventListener("focus", this._updateUseCurrentButton, false);
},
// HOME PAGE
/*
* Preferences:
*
* browser.startup.homepage
* - the user's home page, as a string; if the home page is a set of tabs,
* this will be those URLs separated by the pipe character "|"
* browser.startup.page
* - what page(s) to show when the user starts the application, as an integer:
*
* 0: a blank page
* 1: the home page (as set by the browser.startup.homepage pref)
* 2: the last page the user visited (DEPRECATED)
* 3: windows and tabs from the last session (a.k.a. session restore)
*
* The deprecated option is not exposed in UI; however, if the user has it
* selected and doesn't change the UI for this preference, the deprecated
* option is preserved.
*/
/**
* Sets the home page to the current displayed page (or frontmost tab, if the
* most recent browser window contains multiple tabs), updating preference
* window UI to reflect this.
*/
setHomePageToCurrent: function ()
{
var win;
if (document.documentElement.instantApply) {
// If we're in instant-apply mode, use the most recent browser window
var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator);
win = wm.getMostRecentWindow("navigator:browser");
}
else
win = window.opener;
if (win) {
var homePage = document.getElementById("browser.startup.homepage");
var browser = win.document.getElementById("content");
var newVal = browser.browsers[0].currentURI.spec;
if (browser.browsers.length > 1) {
// XXX using dangerous "|" joiner!
for (var i = 1; i < browser.browsers.length; i++)
newVal += "|" + browser.browsers[i].currentURI.spec;
}
homePage.value = newVal;
}
},
/**
* Displays a dialog in which the user can select a bookmark to use as home
* page. If the user selects a bookmark, that bookmark's name is displayed in
* UI and the bookmark's address is stored to the home page preference.
*/
setHomePageToBookmark: function ()
{
var rv = { urls: null, names: null };
#ifdef MOZ_PLACES
document.documentElement.openSubDialog("chrome://browser/content/preferences/selectBookmark.xul",
#else
document.documentElement.openSubDialog("chrome://browser/content/bookmarks/selectBookmark.xul",
#endif
"resizable", rv);
if (rv.urls && rv.names) {
var homePage = document.getElementById("browser.startup.homepage");
// XXX still using dangerous "|" joiner!
homePage.value = rv.urls.join("|");
}
},
/**
* Switches the "Use Current Page" button between its singular and plural
* forms.
*/
_updateUseCurrentButton: function () {
var useCurrent = document.getElementById("useCurrent");
var win;
if (document.documentElement.instantApply) {
const Cc = Components.classes, Ci = Components.interfaces;
// If we're in instant-apply mode, use the most recent browser window
var wm = Cc["@mozilla.org/appshell/window-mediator;1"]
.getService(Ci.nsIWindowMediator);
win = wm.getMostRecentWindow("navigator:browser");
}
else
win = window.opener;
if (win && win.document.documentElement
.getAttribute("windowtype") == "navigator:browser") {
useCurrent.disabled = false;
var tabbrowser = win.document.getElementById("content");
if (tabbrowser.browsers.length > 1)
useCurrent.label = useCurrent.getAttribute("label2");
else
useCurrent.label = useCurrent.getAttribute("label1");
}
else
useCurrent.disabled = true;
},
/**
* Restores the default home page as the user's home page.
*/
restoreDefaultHomePage: function ()
{
var homePage = document.getElementById("browser.startup.homepage");
homePage.value = homePage.defaultValue;
},
// DOWNLOADS
/*
* Preferences:
*
* browser.download.showWhenStarting
* true if the Download Manager should be opened when a download is started,
* false if it shouldn't be opened
* browser.download.closeWhenDone
* true if the Download Manager should be closed when all downloads
* complete, false if it shouldn't be closed
* browser.download.useDownloadDir
* true if downloads are saved to a default location with no UI shown, false
* if the user should always be asked where to save files
* browser.download.dir
* the last directory to which a download was saved
* browser.download.downloadDir
* the current default download location
* browser.download.folderList
* 0 if the desktop is the default download location,
* 1 if the downloads folder is the default download location,
* 2 if the default download location is elsewhere;
* used to display special UI when the default location is the Desktop or
* the Downloads folder in Download Manager UI and in the file field in
* preferences
*/
/**
* Updates preferences which depend upon the value of the preference which
* determines whether the Downloads manager is opened at the start of a
* download.
*/
readShowDownloadsWhenStarting: function ()
{
this.showDownloadsWhenStartingPrefChanged();
// don't override the preference's value in UI
return undefined;
},
/**
* Enables or disables the "close Downloads manager when downloads finished"
* preference element, consequently updating the associated UI.
*/
showDownloadsWhenStartingPrefChanged: function ()
{
var showWhenStartingPref = document.getElementById("browser.download.manager.showWhenStarting");
var closeWhenDonePref = document.getElementById("browser.download.manager.closeWhenDone");
closeWhenDonePref.disabled = !showWhenStartingPref.value;
},
/**
* Enables/disables the folder field and Browse button based on whether a
* default download directory is being used.
*/
readUseDownloadDir: function ()
{
var downloadFolder = document.getElementById("downloadFolder");
var chooseFolder = document.getElementById("chooseFolder");
var preference = document.getElementById("browser.download.useDownloadDir");
downloadFolder.disabled = !preference.value;
chooseFolder.disabled = !preference.value;
// don't override the preference's value in UI
return undefined;
},
/**
* Displays a file picker in which the user can choose the location where
* downloads are automatically saved, updating preferences and UI in
* response to the choice, if one is made.
*/
chooseFolder: function ()
{
const nsIFilePicker = Components.interfaces.nsIFilePicker;
var fp = Components.classes["@mozilla.org/filepicker;1"]
.createInstance(nsIFilePicker);
var bundlePreferences = document.getElementById("bundlePreferences");
var title = bundlePreferences.getString("chooseDownloadFolderTitle");
fp.init(window, title, nsIFilePicker.modeGetFolder);
const nsILocalFile = Components.interfaces.nsILocalFile;
var customDirPref = document.getElementById("browser.download.dir");
if (customDirPref.value)
fp.displayDirectory = customDirPref.value;
fp.appendFilters(nsIFilePicker.filterAll);
if (fp.show() == nsIFilePicker.returnOK) {
var file = fp.file.QueryInterface(nsILocalFile);
var currentDirPref = document.getElementById("browser.download.downloadDir");
customDirPref.value = currentDirPref.value = file;
var folderListPref = document.getElementById("browser.download.folderList");
folderListPref.value = this._folderToIndex(file);
}
},
/**
* Initializes the download folder widget based on the folder as stored in
* preferences.
*/
readDownloadDirPref: function ()
{
var folderListPref = document.getElementById("browser.download.folderList");
var bundlePreferences = document.getElementById("bundlePreferences");
var downloadFolder = document.getElementById("downloadFolder");
var customDirPref = document.getElementById("browser.download.dir");
var customIndex = customDirPref.value ? this._folderToIndex(customDirPref.value) : 0;
if (folderListPref.value == 0 || customIndex == 0)
downloadFolder.label = bundlePreferences.getString("desktopFolderName");
else if (folderListPref.value == 1 || customIndex == 1)
downloadFolder.label = bundlePreferences.getString("myDownloadsFolderName");
else
downloadFolder.label = this._getDisplayNameOfFile(customDirPref.value);
var ios = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
var fph = ios.getProtocolHandler("file")
.QueryInterface(Components.interfaces.nsIFileProtocolHandler);
var currentDirPref = document.getElementById("browser.download.downloadDir");
var downloadDir = currentDirPref.value || this._indexToFolder(folderListPref.value);
var urlspec = fph.getURLSpecFromFile(downloadDir);
downloadFolder.image = "moz-icon://" + urlspec + "?size=16";
// don't override the preference's value in UI
return undefined;
},
/**
* Determines the type of the given folder.
*
* @param aFolder
* the folder whose type is to be determined
* @returns integer
* 0 if aFolder is the Desktop or is unspecified,
* 1 if aFolder is the Downloads folder,
* 2 otherwise
*/
_folderToIndex: function (aFolder)
{
if (!aFolder || aFolder.equals(this._getDownloadsFolder("Desktop")))
return 0;
else if (aFolder.equals(this._getDownloadsFolder("Downloads")))
return 1;
return 2;
},
/**
* Returns the Downloads folder. If aFolder is "Desktop", then the Downloads
* folder returned is the desktop folder; otherwise, it is a folder whose name
* indicates that it is a download folder and whose path is as determined by
* the XPCOM directory service from aFolder.
*
* @throws if aFolder is not "Desktop" or "Downloads"
*/
_getDownloadsFolder: function (aFolder)
{
var fileLocator = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties);
var dir = fileLocator.get(this._getSpecialFolderKey(aFolder),
Components.interfaces.nsILocalFile);
if (aFolder != "Desktop")
dir.append("My Downloads"); // XXX l12y!
return dir;
},
/**
* Gets the platform-specific key to be fed to the directory service for the
* given special folder.
*
* @param aFolder
* either of the strings "Desktop" or "Downloads"
* @returns the platform-specific key for the location, which may be used with
* the XPCOM directory service
*/
_getSpecialFolderKey: function (aFolderType)
{
if (aFolderType == "Desktop")
return "Desk";
if (aFolderType == "Downloads")
#ifdef XP_WIN
return "Pers";
#else
#ifdef XP_MACOSX
return "UsrDocs";
#else
return "Home";
#endif
#endif
throw "ASSERTION FAILED: folder type should be 'Desktop' or 'Downloads'";
},
/**
* Returns the textual path of a folder in readable form.
*/
_getDisplayNameOfFile: function (aFolder)
{
// TODO: would like to add support for 'Downloads on Macintosh HD'
// for OS X users.
return aFolder ? aFolder.path : "";
},
/**
* Converts an integer into the corresponding folder.
*
* @param aIndex
* an integer
* @returns the Desktop folder if aIndex == 0,
* the Downloads folder if aIndex == 1,
* the folder stored in browser.download.dir otherwise
*/
_indexToFolder: function (aIndex)
{
switch (aIndex) {
case 0:
return this._getDownloadsFolder("Desktop");
case 1:
return this._getDownloadsFolder("Downloads");
}
var customDirPref = document.getElementById("browser.download.dir");
return customDirPref.value;
},
/**
* Returns the value for the browser.download.folderList preference determined
* from the current value of browser.download.downloadDir.
*/
writeFolderList: function ()
{
var currentDirPref = document.getElementById("browser.download.downloadDir");
return this._folderToIndex(currentDirPref.value);
}
#ifdef HAVE_SHELL_SERVICE
,
// SYSTEM DEFAULTS
/*
* Preferences:
*
* browser.shell.checkDefault
* - true if a default-browser check (and prompt to make it so if necessary)
* occurs at startup, false otherwise
*/
/**
* Checks whether the browser is currently registered with the operating
* system as the default browser. If the browser is not currently the
* default browser, the user is given the option of making it the default;
* otherwise, the user is informed that this browser already is the browser.
*/
checkNow: function ()
{
var shellSvc = Components.classes["@mozilla.org/browser/shell-service;1"]
.getService(Components.interfaces.nsIShellService);
var brandBundle = document.getElementById("bundleBrand");
var shellBundle = document.getElementById("bundleShell");
var brandShortName = brandBundle.getString("brandShortName");
var promptTitle = shellBundle.getString("setDefaultBrowserTitle");
var promptMessage;
const IPS = Components.interfaces.nsIPromptService;
var psvc = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(IPS);
if (!shellSvc.isDefaultBrowser(false)) {
promptMessage = shellBundle.getFormattedString("setDefaultBrowserMessage",
[brandShortName]);
var rv = psvc.confirmEx(window, promptTitle, promptMessage,
(IPS.BUTTON_TITLE_YES * IPS.BUTTON_POS_0) +
(IPS.BUTTON_TITLE_NO * IPS.BUTTON_POS_1),
null, null, null, null, { });
if (rv == 0)
shellSvc.setDefaultBrowser(true, false);
}
else {
promptMessage = shellBundle.getFormattedString("alreadyDefaultBrowser",
[brandShortName]);
psvc.alert(window, promptTitle, promptMessage);
}
}
#endif
};