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-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* 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/. */
-
-Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "DownloadsCommon",
- "resource:///modules/DownloadsCommon.jsm");
-
-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.bind(this), false);
-
- this.updateBrowserStartupLastSession();
-
- this.setupDownloadsWindowOptions();
-
- // Notify observers that the UI is now ready
- Components.classes["@mozilla.org/observer-service;1"]
- .getService(Components.interfaces.nsIObserverService)
- .notifyObservers(window, "main-pane-loaded", null);
- },
-
- setupDownloadsWindowOptions: function ()
- {
- let showWhenDownloading = document.getElementById("showWhenDownloading");
- let closeWhenDone = document.getElementById("closeWhenDone");
-
- // These radio buttons should be hidden when the Downloads Panel is enabled.
- let shouldHide = !DownloadsCommon.useToolkitUI;
- showWhenDownloading.hidden = shouldHide;
- closeWhenDone.hidden = shouldHide;
- },
-
- // 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.
- */
-
- syncFromHomePref: function ()
- {
- let homePref = document.getElementById("browser.startup.homepage");
-
- // If the pref is set to about:home, set the value to "" to show the
- // placeholder text (about:home title).
- if (homePref.value.toLowerCase() == "about:home")
- return "";
-
- // If the pref is actually "", show a blank page. The actual home page
- // loading code treats them the same, and we don't want the placeholder text
- // to be shown.
- if (homePref.value == "")
- return "about:logopage";
-
- // Otherwise, show the actual pref value.
- return undefined;
- },
-
- syncToHomePref: function (value)
- {
- // If the value is "", use about:home.
- if (value == "")
- return "about:home";
-
- // Otherwise, use the actual textbox value.
- return undefined;
- },
-
- /**
- * 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 ()
- {
- let homePage = document.getElementById("browser.startup.homepage");
- let tabs = this._getTabsForHomePage();
- function getTabURI(t) t.linkedBrowser.currentURI.spec;
-
- // FIXME Bug 244192: using dangerous "|" joiner!
- if (tabs.length)
- homePage.value = tabs.map(getTabURI).join("|");
- },
-
- /**
- * 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 };
- document.documentElement.openSubDialog("chrome://browser/content/preferences/selectBookmark.xul",
- "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 () {
- let useCurrent = document.getElementById("useCurrent");
-
- let tabs = this._getTabsForHomePage();
- if (tabs.length > 1)
- useCurrent.label = useCurrent.getAttribute("label2");
- else
- useCurrent.label = useCurrent.getAttribute("label1");
-
- // In this case, the button's disabled state is set by preferences.xml.
- if (document.getElementById
- ("pref.browser.homepage.disable_button.current_page").locked)
- return;
-
- useCurrent.disabled = !tabs.length
- },
-
- _getTabsForHomePage: function ()
- {
- var win;
- var tabs = [];
- 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") {
- // We should only include visible & non-pinned tabs
- tabs = win.gBrowser.visibleTabs.slice(win.gBrowser._numPinnedTabs);
- }
-
- return tabs;
- },
-
- /**
- * 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 - bool
- * True if the Download Manager should be opened when a download is
- * started, false if it shouldn't be opened.
- * browser.download.closeWhenDone - bool
- * True if the Download Manager should be closed when all downloads
- * complete, false if it should be left open.
- * browser.download.useDownloadDir - bool
- * True - Save files directly to the folder configured via the
- * browser.download.folderList preference.
- * False - Always ask the user where to save a file and default to
- * browser.download.lastDir when displaying a folder picker dialog.
- * browser.download.dir - local file handle
- * A local folder the user may have selected for downloaded files to be
- * saved. Migration of other browser settings may also set this path.
- * This folder is enabled when folderList equals 2.
- * browser.download.lastDir - local file handle
- * May contain the last folder path accessed when the user browsed
- * via the file save-as dialog. (see contentAreaUtils.js)
- * browser.download.folderList - int
- * Indicates the location users wish to save downloaded files too.
- * It is also used to display special file labels when the default
- * download location is either the Desktop or the Downloads folder.
- * Values:
- * 0 - The desktop is the default download location.
- * 1 - The system's downloads folder is the default download location.
- * 2 - The default download location is elsewhere as specified in
- * browser.download.dir.
- * browser.download.downloadDir
- * deprecated.
- * browser.download.defaultFolder
- * deprecated.
- */
-
- /**
- * 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;
- const nsILocalFile = Components.interfaces.nsILocalFile;
-
- let bundlePreferences = document.getElementById("bundlePreferences");
- let title = bundlePreferences.getString("chooseDownloadFolderTitle");
- let folderListPref = document.getElementById("browser.download.folderList");
- let currentDirPref = this._indexToFolder(folderListPref.value); // file
- let defDownloads = this._indexToFolder(1); // file
- let fp = Components.classes["@mozilla.org/filepicker;1"].
- createInstance(nsIFilePicker);
- let fpCallback = function fpCallback_done(aResult) {
- if (aResult == nsIFilePicker.returnOK) {
- let file = fp.file.QueryInterface(nsILocalFile);
- let downloadDirPref = document.getElementById("browser.download.dir");
-
- downloadDirPref.value = file;
- folderListPref.value = this._folderToIndex(file);
- // Note, the real prefs will not be updated yet, so dnld manager's
- // userDownloadsDirectory may not return the right folder after
- // this code executes. displayDownloadDirPref will be called on
- // the assignment above to update the UI.
- }
- }.bind(this);
-
- fp.init(window, title, nsIFilePicker.modeGetFolder);
- fp.appendFilters(nsIFilePicker.filterAll);
- // First try to open what's currently configured
- if (currentDirPref && currentDirPref.exists()) {
- fp.displayDirectory = currentDirPref;
- } // Try the system's download dir
- else if (defDownloads && defDownloads.exists()) {
- fp.displayDirectory = defDownloads;
- } // Fall back to Desktop
- else {
- fp.displayDirectory = this._indexToFolder(0);
- }
- fp.open(fpCallback);
- },
-
- /**
- * Initializes the download folder display settings based on the user's
- * preferences.
- */
- displayDownloadDirPref: function ()
- {
- var folderListPref = document.getElementById("browser.download.folderList");
- var bundlePreferences = document.getElementById("bundlePreferences");
- var downloadFolder = document.getElementById("downloadFolder");
- var currentDirPref = document.getElementById("browser.download.dir");
-
- // Used in defining the correct path to the folder icon.
- var ios = Components.classes["@mozilla.org/network/io-service;1"]
- .getService(Components.interfaces.nsIIOService);
- var fph = ios.getProtocolHandler("file")
- .QueryInterface(Components.interfaces.nsIFileProtocolHandler);
- var iconUrlSpec;
-
- // Display a 'pretty' label or the path in the UI.
- if (folderListPref.value == 2) {
- // Custom path selected and is configured
- downloadFolder.label = this._getDisplayNameOfFile(currentDirPref.value);
- iconUrlSpec = fph.getURLSpecFromFile(currentDirPref.value);
- } else if (folderListPref.value == 1) {
- // 'Downloads'
- // In 1.5, this pointed to a folder we created called 'My Downloads'
- // and was available as an option in the 1.5 drop down. On XP this
- // was in My Documents, on OSX it was in User Docs. In 2.0, we did
- // away with the drop down option, although the special label was
- // still supported for the folder if it existed. Because it was
- // not exposed it was rarely used.
- // With 3.0, a new desktop folder - 'Downloads' was introduced for
- // platforms and versions that don't support a default system downloads
- // folder. See nsDownloadManager for details.
- downloadFolder.label = bundlePreferences.getString("downloadsFolderName");
- iconUrlSpec = fph.getURLSpecFromFile(this._indexToFolder(1));
- } else {
- // 'Desktop'
- downloadFolder.label = bundlePreferences.getString("desktopFolderName");
- iconUrlSpec = fph.getURLSpecFromFile(this._getDownloadsFolder("Desktop"));
- }
- downloadFolder.image = "moz-icon://" + iconUrlSpec + "?size=16";
-
- // don't override the preference's value in UI
- return undefined;
- },
-
- /**
- * 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 : "";
- },
-
- /**
- * 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 via the download manager's attribute
- * defaultDownloadsDirectory.
- *
- * @throws if aFolder is not "Desktop" or "Downloads"
- */
- _getDownloadsFolder: function (aFolder)
- {
- switch (aFolder) {
- case "Desktop":
- var fileLoc = Components.classes["@mozilla.org/file/directory_service;1"]
- .getService(Components.interfaces.nsIProperties);
- return fileLoc.get("Desk", Components.interfaces.nsILocalFile);
- break;
- case "Downloads":
- var dnldMgr = Components.classes["@mozilla.org/download-manager;1"]
- .getService(Components.interfaces.nsIDownloadManager);
- return dnldMgr.defaultDownloadsDirectory;
- break;
- }
- throw "ASSERTION FAILED: folder type should be 'Desktop' or 'Downloads'";
- },
-
- /**
- * 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;
- },
-
- /**
- * 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
- */
- _indexToFolder: function (aIndex)
- {
- switch (aIndex) {
- case 0:
- return this._getDownloadsFolder("Desktop");
- case 1:
- return this._getDownloadsFolder("Downloads");
- }
- var currentDirPref = document.getElementById("browser.download.dir");
- return currentDirPref.value;
- },
-
- /**
- * Returns the value for the browser.download.folderList preference.
- */
- getFolderListPref: function ()
- {
- var folderListPref = document.getElementById("browser.download.folderList");
- switch (folderListPref.value) {
- case 0: // Desktop
- case 1: // Downloads
- return folderListPref.value;
- break;
- case 2: // Custom
- var currentDirPref = document.getElementById("browser.download.dir");
- if (currentDirPref.value) {
- // Resolve to a known location if possible. We are writing out
- // to prefs on this call, so now would be a good time to do it.
- return this._folderToIndex(currentDirPref.value);
- }
- return 0;
- break;
- }
- },
-
- /**
- * Hide/show the "Show my windows and tabs from last time" option based
- * on the value of the browser.privatebrowsing.autostart pref.
- */
- updateBrowserStartupLastSession: function()
- {
- let pbAutoStartPref = document.getElementById("browser.privatebrowsing.autostart");
- let startupPref = document.getElementById("browser.startup.page");
- let menu = document.getElementById("browserStartupPage");
- let option = document.getElementById("browserStartupLastSession");
- if (pbAutoStartPref.value) {
- option.setAttribute("disabled", "true");
- if (option.selected) {
- menu.selectedItem = document.getElementById("browserStartupHomePage");
- }
- } else {
- option.removeAttribute("disabled");
- startupPref.updateElements(); // select the correct index in the startup menulist
- }
- }
-};