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authorMatt A. Tobin <email@mattatobin.com>2019-12-14 14:37:24 -0500
committerMatt A. Tobin <email@mattatobin.com>2019-12-14 14:37:24 -0500
commit4e34c57467a8d38d593c6fbb7c0d63c3257e99f0 (patch)
treeff5ee62f90cebe34f23f734669e2c526d783caf0 /application/palemoon/components/preferences/applications.js
parentdacb3da00bd17e69f1a8f1080668808a5f3fe431 (diff)
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Remove Pale Moon from the Unified XUL Platform repository
Development will proceed at https://github.com/MoonchildProductions/Pale-Moon
Diffstat (limited to 'application/palemoon/components/preferences/applications.js')
-rw-r--r--application/palemoon/components/preferences/applications.js1890
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diff --git a/application/palemoon/components/preferences/applications.js b/application/palemoon/components/preferences/applications.js
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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/.
- */
-
-//****************************************************************************//
-// Constants & Enumeration Values
-
-var Cc = Components.classes;
-var Ci = Components.interfaces;
-var Cr = Components.results;
-
-Components.utils.import('resource://gre/modules/Services.jsm');
-
-const TYPE_MAYBE_FEED = "application/vnd.mozilla.maybe.feed";
-const TYPE_MAYBE_VIDEO_FEED = "application/vnd.mozilla.maybe.video.feed";
-const TYPE_MAYBE_AUDIO_FEED = "application/vnd.mozilla.maybe.audio.feed";
-
-const PREF_DISABLED_PLUGIN_TYPES = "plugin.disable_full_page_plugin_for_types";
-
-// Preferences that affect which entries to show in the list.
-const PREF_SHOW_PLUGINS_IN_LIST = "browser.download.show_plugins_in_list";
-const PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS =
- "browser.download.hide_plugins_without_extensions";
-
-/*
- * Preferences where we store handling information about the feed type.
- *
- * browser.feeds.handler
- * - "bookmarks", "reader" (clarified further using the .default preference),
- * or "ask" -- indicates the default handler being used to process feeds;
- * "bookmarks" is obsolete; to specify that the handler is bookmarks,
- * set browser.feeds.handler.default to "bookmarks";
- *
- * browser.feeds.handler.default
- * - "bookmarks", "client" or "web" -- indicates the chosen feed reader used
- * to display feeds, either transiently (i.e., when the "use as default"
- * checkbox is unchecked, corresponds to when browser.feeds.handler=="ask")
- * or more permanently (i.e., the item displayed in the dropdown in Feeds
- * preferences)
- *
- * browser.feeds.handler.webservice
- * - the URL of the currently selected web service used to read feeds
- *
- * browser.feeds.handlers.application
- * - nsILocalFile, stores the current client-side feed reading app if one has
- * been chosen
- */
-const PREF_FEED_SELECTED_APP = "browser.feeds.handlers.application";
-const PREF_FEED_SELECTED_WEB = "browser.feeds.handlers.webservice";
-const PREF_FEED_SELECTED_ACTION = "browser.feeds.handler";
-const PREF_FEED_SELECTED_READER = "browser.feeds.handler.default";
-
-const PREF_VIDEO_FEED_SELECTED_APP = "browser.videoFeeds.handlers.application";
-const PREF_VIDEO_FEED_SELECTED_WEB = "browser.videoFeeds.handlers.webservice";
-const PREF_VIDEO_FEED_SELECTED_ACTION = "browser.videoFeeds.handler";
-const PREF_VIDEO_FEED_SELECTED_READER = "browser.videoFeeds.handler.default";
-
-const PREF_AUDIO_FEED_SELECTED_APP = "browser.audioFeeds.handlers.application";
-const PREF_AUDIO_FEED_SELECTED_WEB = "browser.audioFeeds.handlers.webservice";
-const PREF_AUDIO_FEED_SELECTED_ACTION = "browser.audioFeeds.handler";
-const PREF_AUDIO_FEED_SELECTED_READER = "browser.audioFeeds.handler.default";
-
-// The nsHandlerInfoAction enumeration values in nsIHandlerInfo identify
-// the actions the application can take with content of various types.
-// But since nsIHandlerInfo doesn't support plugins, there's no value
-// identifying the "use plugin" action, so we use this constant instead.
-const kActionUsePlugin = 5;
-
-/*
-#ifdef MOZ_WIDGET_GTK
-*/
-const ICON_URL_APP = "moz-icon://dummy.exe?size=16";
-/*
-#else
-*/
-const ICON_URL_APP = "chrome://browser/skin/preferences/application.png";
-/*
-#endif
-*/
-
-// For CSS. Can be one of "ask", "save", "plugin" or "feed". If absent, the icon URL
-// was set by us to a custom handler icon and CSS should not try to override it.
-const APP_ICON_ATTR_NAME = "appHandlerIcon";
-
-//****************************************************************************//
-// Utilities
-
-function getFileDisplayName(file) {
-#ifdef XP_WIN
- if (file instanceof Ci.nsILocalFileWin) {
- try {
- return file.getVersionInfoField("FileDescription");
- } catch (e) {}
- }
-#endif
-#ifdef XP_MACOSX
- if (file instanceof Ci.nsILocalFileMac) {
- try {
- return file.bundleDisplayName;
- } catch (e) {}
- }
-#endif
- return file.leafName;
-}
-
-function getLocalHandlerApp(aFile) {
- var localHandlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
- createInstance(Ci.nsILocalHandlerApp);
- localHandlerApp.name = getFileDisplayName(aFile);
- localHandlerApp.executable = aFile;
-
- return localHandlerApp;
-}
-
-/**
- * An enumeration of items in a JS array.
- *
- * FIXME: use ArrayConverter once it lands (bug 380839).
- *
- * @constructor
- */
-function ArrayEnumerator(aItems) {
- this._index = 0;
- this._contents = aItems;
-}
-
-ArrayEnumerator.prototype = {
- _index: 0,
-
- hasMoreElements: function() {
- return this._index < this._contents.length;
- },
-
- getNext: function() {
- return this._contents[this._index++];
- }
-};
-
-function isFeedType(t) {
- return t == TYPE_MAYBE_FEED || t == TYPE_MAYBE_VIDEO_FEED || t == TYPE_MAYBE_AUDIO_FEED;
-}
-
-//****************************************************************************//
-// HandlerInfoWrapper
-
-/**
- * This object wraps nsIHandlerInfo with some additional functionality
- * the Applications prefpane needs to display and allow modification of
- * the list of handled types.
- *
- * We create an instance of this wrapper for each entry we might display
- * in the prefpane, and we compose the instances from various sources,
- * including plugins and the handler service.
- *
- * We don't implement all the original nsIHandlerInfo functionality,
- * just the stuff that the prefpane needs.
- *
- * In theory, all of the custom functionality in this wrapper should get
- * pushed down into nsIHandlerInfo eventually.
- */
-function HandlerInfoWrapper(aType, aHandlerInfo) {
- this._type = aType;
- this.wrappedHandlerInfo = aHandlerInfo;
-}
-
-HandlerInfoWrapper.prototype = {
- // The wrapped nsIHandlerInfo object. In general, this object is private,
- // but there are a couple cases where callers access it directly for things
- // we haven't (yet?) implemented, so we make it a public property.
- wrappedHandlerInfo: null,
-
-
- //**************************************************************************//
- // Convenience Utils
-
- _handlerSvc: Cc["@mozilla.org/uriloader/handler-service;1"].
- getService(Ci.nsIHandlerService),
-
- _prefSvc: Cc["@mozilla.org/preferences-service;1"].
- getService(Ci.nsIPrefBranch),
-
- _categoryMgr: Cc["@mozilla.org/categorymanager;1"].
- getService(Ci.nsICategoryManager),
-
- element: function(aID) {
- return document.getElementById(aID);
- },
-
-
- //**************************************************************************//
- // nsIHandlerInfo
-
- // The MIME type or protocol scheme.
- _type: null,
- get type() {
- return this._type;
- },
-
- get description() {
- if (this.wrappedHandlerInfo.description)
- return this.wrappedHandlerInfo.description;
-
- if (this.primaryExtension) {
- var extension = this.primaryExtension.toUpperCase();
- return this.element("bundlePreferences").getFormattedString("fileEnding",
- [extension]);
- }
-
- return this.type;
- },
-
- get preferredApplicationHandler() {
- return this.wrappedHandlerInfo.preferredApplicationHandler;
- },
-
- set preferredApplicationHandler(aNewValue) {
- this.wrappedHandlerInfo.preferredApplicationHandler = aNewValue;
-
- // Make sure the preferred handler is in the set of possible handlers.
- if (aNewValue)
- this.addPossibleApplicationHandler(aNewValue)
- },
-
- get possibleApplicationHandlers() {
- return this.wrappedHandlerInfo.possibleApplicationHandlers;
- },
-
- addPossibleApplicationHandler: function(aNewHandler) {
- var possibleApps = this.possibleApplicationHandlers.enumerate();
- while (possibleApps.hasMoreElements()) {
- if (possibleApps.getNext().equals(aNewHandler))
- return;
- }
- this.possibleApplicationHandlers.appendElement(aNewHandler, false);
- },
-
- removePossibleApplicationHandler: function(aHandler) {
- var defaultApp = this.preferredApplicationHandler;
- if (defaultApp && aHandler.equals(defaultApp)) {
- // If the app we remove was the default app, we must make sure
- // it won't be used anymore
- this.alwaysAskBeforeHandling = true;
- this.preferredApplicationHandler = null;
- }
-
- var handlers = this.possibleApplicationHandlers;
- for (var i = 0; i < handlers.length; ++i) {
- var handler = handlers.queryElementAt(i, Ci.nsIHandlerApp);
- if (handler.equals(aHandler)) {
- handlers.removeElementAt(i);
- break;
- }
- }
- },
-
- get hasDefaultHandler() {
- return this.wrappedHandlerInfo.hasDefaultHandler;
- },
-
- get defaultDescription() {
- return this.wrappedHandlerInfo.defaultDescription;
- },
-
- // What to do with content of this type.
- get preferredAction() {
- // If we have an enabled plugin, then the action is to use that plugin.
- if (this.pluginName && !this.isDisabledPluginType)
- return kActionUsePlugin;
-
- // If the action is to use a helper app, but we don't have a preferred
- // handler app, then switch to using the system default, if any; otherwise
- // fall back to saving to disk, which is the default action in nsMIMEInfo.
- // Note: "save to disk" is an invalid value for protocol info objects,
- // but the alwaysAskBeforeHandling getter will detect that situation
- // and always return true in that case to override this invalid value.
- if (this.wrappedHandlerInfo.preferredAction == Ci.nsIHandlerInfo.useHelperApp &&
- !gApplicationsPane.isValidHandlerApp(this.preferredApplicationHandler)) {
- if (this.wrappedHandlerInfo.hasDefaultHandler)
- return Ci.nsIHandlerInfo.useSystemDefault;
- else
- return Ci.nsIHandlerInfo.saveToDisk;
- }
-
- return this.wrappedHandlerInfo.preferredAction;
- },
-
- set preferredAction(aNewValue) {
- // If the action is to use the plugin,
- // we must set the preferred action to "save to disk".
- // But only if it's not currently the preferred action.
- if ((aNewValue == kActionUsePlugin) &&
- (this.preferredAction != Ci.nsIHandlerInfo.saveToDisk)) {
- aNewValue = Ci.nsIHandlerInfo.saveToDisk;
- }
-
- // We don't modify the preferred action if the new action is to use a plugin
- // because handler info objects don't understand our custom "use plugin"
- // value. Also, leaving it untouched means that we can automatically revert
- // to the old setting if the user ever removes the plugin.
-
- if (aNewValue != kActionUsePlugin)
- this.wrappedHandlerInfo.preferredAction = aNewValue;
- },
-
- get alwaysAskBeforeHandling() {
- // If this type is handled only by a plugin, we can't trust the value
- // in the handler info object, since it'll be a default based on the absence
- // of any user configuration, and the default in that case is to always ask,
- // even though we never ask for content handled by a plugin, so special case
- // plugin-handled types by returning false here.
- if (this.pluginName && this.handledOnlyByPlugin)
- return false;
-
- // If this is a protocol type and the preferred action is "save to disk",
- // which is invalid for such types, then return true here to override that
- // action. This could happen when the preferred action is to use a helper
- // app, but the preferredApplicationHandler is invalid, and there isn't
- // a default handler, so the preferredAction getter returns save to disk
- // instead.
- if (!(this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo) &&
- this.preferredAction == Ci.nsIHandlerInfo.saveToDisk)
- return true;
-
- return this.wrappedHandlerInfo.alwaysAskBeforeHandling;
- },
-
- set alwaysAskBeforeHandling(aNewValue) {
- this.wrappedHandlerInfo.alwaysAskBeforeHandling = aNewValue;
- },
-
-
- //**************************************************************************//
- // nsIMIMEInfo
-
- // The primary file extension associated with this type, if any.
- //
- // XXX Plugin objects contain an array of MimeType objects with "suffixes"
- // properties; if this object has an associated plugin, shouldn't we check
- // those properties for an extension?
- get primaryExtension() {
- try {
- if (this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo &&
- this.wrappedHandlerInfo.primaryExtension)
- return this.wrappedHandlerInfo.primaryExtension
- } catch(ex) {}
-
- return null;
- },
-
-
- //**************************************************************************//
- // Plugin Handling
-
- // A plugin that can handle this type, if any.
- //
- // Note: just because we have one doesn't mean it *will* handle the type.
- // That depends on whether or not the type is in the list of types for which
- // plugin handling is disabled.
- plugin: null,
-
- // Whether or not this type is only handled by a plugin or is also handled
- // by some user-configured action as specified in the handler info object.
- //
- // Note: we can't just check if there's a handler info object for this type,
- // because OS and user configuration is mixed up in the handler info object,
- // so we always need to retrieve it for the OS info and can't tell whether
- // it represents only OS-default information or user-configured information.
- //
- // FIXME: once handler info records are broken up into OS-provided records
- // and user-configured records, stop using this boolean flag and simply
- // check for the presence of a user-configured record to determine whether
- // or not this type is only handled by a plugin. Filed as bug 395142.
- handledOnlyByPlugin: undefined,
-
- get isDisabledPluginType() {
- return this._getDisabledPluginTypes().indexOf(this.type) != -1;
- },
-
- _getDisabledPluginTypes: function() {
- var types = "";
-
- if (this._prefSvc.prefHasUserValue(PREF_DISABLED_PLUGIN_TYPES))
- types = this._prefSvc.getCharPref(PREF_DISABLED_PLUGIN_TYPES);
-
- // Only split if the string isn't empty so we don't end up with an array
- // containing a single empty string.
- if (types != "")
- return types.split(",");
-
- return [];
- },
-
- disablePluginType: function() {
- var disabledPluginTypes = this._getDisabledPluginTypes();
-
- if (disabledPluginTypes.indexOf(this.type) == -1)
- disabledPluginTypes.push(this.type);
-
- this._prefSvc.setCharPref(PREF_DISABLED_PLUGIN_TYPES,
- disabledPluginTypes.join(","));
-
- // Update the category manager so existing browser windows update.
- this._categoryMgr.deleteCategoryEntry("Goanna-Content-Viewers",
- this.type,
- false);
- },
-
- enablePluginType: function() {
- var disabledPluginTypes = this._getDisabledPluginTypes();
-
- var type = this.type;
- disabledPluginTypes = disabledPluginTypes.filter(function(v) v != type);
-
- this._prefSvc.setCharPref(PREF_DISABLED_PLUGIN_TYPES,
- disabledPluginTypes.join(","));
-
- // Update the category manager so existing browser windows update.
- this._categoryMgr.
- addCategoryEntry("Goanna-Content-Viewers",
- this.type,
- "@mozilla.org/content/plugin/document-loader-factory;1",
- false,
- true);
- },
-
-
- //**************************************************************************//
- // Storage
-
- store: function() {
- this._handlerSvc.store(this.wrappedHandlerInfo);
- },
-
-
- //**************************************************************************//
- // Icons
-
- get smallIcon() {
- return this._getIcon(16);
- },
-
- _getIcon: function(aSize) {
- if (this.primaryExtension)
- return "moz-icon://goat." + this.primaryExtension + "?size=" + aSize;
-
- if (this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo)
- return "moz-icon://goat?size=" + aSize + "&contentType=" + this.type;
-
- // FIXME: consider returning some generic icon when we can't get a URL for
- // one (for example in the case of protocol schemes). Filed as bug 395141.
- return null;
- }
-
-};
-
-
-//****************************************************************************//
-// Feed Handler Info
-
-/**
- * This object implements nsIHandlerInfo for the feed types. It's a separate
- * object because we currently store handling information for the feed type
- * in a set of preferences rather than the nsIHandlerService-managed datastore.
- *
- * This object inherits from HandlerInfoWrapper in order to get functionality
- * that isn't special to the feed type.
- *
- * XXX Should we inherit from HandlerInfoWrapper? After all, we override
- * most of that wrapper's properties and methods, and we have to dance around
- * the fact that the wrapper expects to have a wrappedHandlerInfo, which we
- * don't provide.
- */
-
-function FeedHandlerInfo(aMIMEType) {
- HandlerInfoWrapper.call(this, aMIMEType, null);
-}
-
-FeedHandlerInfo.prototype = {
- __proto__: HandlerInfoWrapper.prototype,
-
- //**************************************************************************//
- // Convenience Utils
-
- _converterSvc:
- Cc["@mozilla.org/embeddor.implemented/web-content-handler-registrar;1"].
- getService(Ci.nsIWebContentConverterService),
-
- _shellSvc:
-#ifdef HAVE_SHELL_SERVICE
- getShellService(),
-#else
- null,
-#endif
-
-
- //**************************************************************************//
- // nsIHandlerInfo
-
- get description() {
- return this.element("bundlePreferences").getString(this._appPrefLabel);
- },
-
- get preferredApplicationHandler() {
- switch (this.element(this._prefSelectedReader).value) {
- case "client":
- var file = this.element(this._prefSelectedApp).value;
- if (file)
- return getLocalHandlerApp(file);
-
- return null;
-
- case "web":
- var uri = this.element(this._prefSelectedWeb).value;
- if (!uri)
- return null;
- return this._converterSvc.getWebContentHandlerByURI(this.type, uri);
-
- case "bookmarks":
- default:
- // When the pref is set to bookmarks, we handle feeds internally,
- // we don't forward them to a local or web handler app, so there is
- // no preferred handler.
- return null;
- }
- },
-
- set preferredApplicationHandler(aNewValue) {
- if (aNewValue instanceof Ci.nsILocalHandlerApp) {
- this.element(this._prefSelectedApp).value = aNewValue.executable;
- this.element(this._prefSelectedReader).value = "client";
- }
- else if (aNewValue instanceof Ci.nsIWebContentHandlerInfo) {
- this.element(this._prefSelectedWeb).value = aNewValue.uri;
- this.element(this._prefSelectedReader).value = "web";
- // Make the web handler be the new "auto handler" for feeds.
- // Note: we don't have to unregister the auto handler when the user picks
- // a non-web handler (local app, Live Bookmarks, etc.) because the service
- // only uses the "auto handler" when the selected reader is a web handler.
- // We also don't have to unregister it when the user turns on "always ask"
- // (i.e. preview in browser), since that also overrides the auto handler.
- this._converterSvc.setAutoHandler(this.type, aNewValue);
- }
- },
-
- _possibleApplicationHandlers: null,
-
- get possibleApplicationHandlers() {
- if (this._possibleApplicationHandlers)
- return this._possibleApplicationHandlers;
-
- // A minimal implementation of nsIMutableArray. It only supports the two
- // methods its callers invoke, namely appendElement and nsIArray::enumerate.
- this._possibleApplicationHandlers = {
- _inner: [],
- _removed: [],
-
- QueryInterface: function(aIID) {
- if (aIID.equals(Ci.nsIMutableArray) ||
- aIID.equals(Ci.nsIArray) ||
- aIID.equals(Ci.nsISupports))
- return this;
-
- throw Cr.NS_ERROR_NO_INTERFACE;
- },
-
- get length() {
- return this._inner.length;
- },
-
- enumerate: function() {
- return new ArrayEnumerator(this._inner);
- },
-
- appendElement: function(aHandlerApp, aWeak) {
- this._inner.push(aHandlerApp);
- },
-
- removeElementAt: function(aIndex) {
- this._removed.push(this._inner[aIndex]);
- this._inner.splice(aIndex, 1);
- },
-
- queryElementAt: function(aIndex, aInterface) {
- return this._inner[aIndex].QueryInterface(aInterface);
- }
- };
-
- // Add the selected local app if it's different from the OS default handler.
- // Unlike for other types, we can store only one local app at a time for the
- // feed type, since we store it in a preference that historically stores
- // only a single path. But we display all the local apps the user chooses
- // while the prefpane is open, only dropping the list when the user closes
- // the prefpane, for maximum usability and consistency with other types.
- var preferredAppFile = this.element(this._prefSelectedApp).value;
- if (preferredAppFile) {
- let preferredApp = getLocalHandlerApp(preferredAppFile);
- let defaultApp = this._defaultApplicationHandler;
- if (!defaultApp || !defaultApp.equals(preferredApp))
- this._possibleApplicationHandlers.appendElement(preferredApp, false);
- }
-
- // Add the registered web handlers. There can be any number of these.
- var webHandlers = this._converterSvc.getContentHandlers(this.type);
- for each (let webHandler in webHandlers)
- this._possibleApplicationHandlers.appendElement(webHandler, false);
-
- return this._possibleApplicationHandlers;
- },
-
- __defaultApplicationHandler: undefined,
- get _defaultApplicationHandler() {
- if (typeof this.__defaultApplicationHandler != "undefined")
- return this.__defaultApplicationHandler;
-
- var defaultFeedReader = null;
-#ifdef HAVE_SHELL_SERVICE
- try {
- defaultFeedReader = this._shellSvc.defaultFeedReader;
- }
- catch(ex) {
- // no default reader or _shellSvc is null
- }
-#endif
-
- if (defaultFeedReader) {
- let handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
- createInstance(Ci.nsIHandlerApp);
- handlerApp.name = getFileDisplayName(defaultFeedReader);
- handlerApp.QueryInterface(Ci.nsILocalHandlerApp);
- handlerApp.executable = defaultFeedReader;
-
- this.__defaultApplicationHandler = handlerApp;
- }
- else {
- this.__defaultApplicationHandler = null;
- }
-
- return this.__defaultApplicationHandler;
- },
-
- get hasDefaultHandler() {
-#ifdef HAVE_SHELL_SERVICE
- try {
- if (this._shellSvc.defaultFeedReader)
- return true;
- }
- catch(ex) {
- // no default reader or _shellSvc is null
- }
-#endif
-
- return false;
- },
-
- get defaultDescription() {
- if (this.hasDefaultHandler)
- return this._defaultApplicationHandler.name;
-
- // Should we instead return null?
- return "";
- },
-
- // What to do with content of this type.
- get preferredAction() {
- switch (this.element(this._prefSelectedAction).value) {
-
- case "bookmarks":
- return Ci.nsIHandlerInfo.handleInternally;
-
- case "reader": {
- let preferredApp = this.preferredApplicationHandler;
- let defaultApp = this._defaultApplicationHandler;
-
- // If we have a valid preferred app, return useSystemDefault if it's
- // the default app; otherwise return useHelperApp.
- if (gApplicationsPane.isValidHandlerApp(preferredApp)) {
- if (defaultApp && defaultApp.equals(preferredApp))
- return Ci.nsIHandlerInfo.useSystemDefault;
-
- return Ci.nsIHandlerInfo.useHelperApp;
- }
-
- // The pref is set to "reader", but we don't have a valid preferred app.
- // What do we do now? Not sure this is the best option (perhaps we
- // should direct the user to the default app, if any), but for now let's
- // direct the user to live bookmarks.
- return Ci.nsIHandlerInfo.handleInternally;
- }
-
- // If the action is "ask", then alwaysAskBeforeHandling will override
- // the action, so it doesn't matter what we say it is, it just has to be
- // something that doesn't cause the controller to hide the type.
- case "ask":
- default:
- return Ci.nsIHandlerInfo.handleInternally;
- }
- },
-
- set preferredAction(aNewValue) {
- switch (aNewValue) {
-
- case Ci.nsIHandlerInfo.handleInternally:
- this.element(this._prefSelectedReader).value = "bookmarks";
- break;
-
- case Ci.nsIHandlerInfo.useHelperApp:
- this.element(this._prefSelectedAction).value = "reader";
- // The controller has already set preferredApplicationHandler
- // to the new helper app.
- break;
-
- case Ci.nsIHandlerInfo.useSystemDefault:
- this.element(this._prefSelectedAction).value = "reader";
- this.preferredApplicationHandler = this._defaultApplicationHandler;
- break;
- }
- },
-
- get alwaysAskBeforeHandling() {
- return this.element(this._prefSelectedAction).value == "ask";
- },
-
- set alwaysAskBeforeHandling(aNewValue) {
- if (aNewValue == true)
- this.element(this._prefSelectedAction).value = "ask";
- else
- this.element(this._prefSelectedAction).value = "reader";
- },
-
- // Whether or not we are currently storing the action selected by the user.
- // We use this to suppress notification-triggered updates to the list when
- // we make changes that may spawn such updates, specifically when we change
- // the action for the feed type, which results in feed preference updates,
- // which spawn "pref changed" notifications that would otherwise cause us
- // to rebuild the view unnecessarily.
- _storingAction: false,
-
-
- //**************************************************************************//
- // nsIMIMEInfo
-
- get primaryExtension() {
- return "xml";
- },
-
-
- //**************************************************************************//
- // Storage
-
- // Changes to the preferred action and handler take effect immediately
- // (we write them out to the preferences right as they happen),
- // so we when the controller calls store() after modifying the handlers,
- // the only thing we need to store is the removal of possible handlers
- // XXX Should we hold off on making the changes until this method gets called?
- store: function() {
- for each (let app in this._possibleApplicationHandlers._removed) {
- if (app instanceof Ci.nsILocalHandlerApp) {
- let pref = this.element(PREF_FEED_SELECTED_APP);
- var preferredAppFile = pref.value;
- if (preferredAppFile) {
- let preferredApp = getLocalHandlerApp(preferredAppFile);
- if (app.equals(preferredApp))
- pref.reset();
- }
- }
- else {
- app.QueryInterface(Ci.nsIWebContentHandlerInfo);
- this._converterSvc.removeContentHandler(app.contentType, app.uri);
- }
- }
- this._possibleApplicationHandlers._removed = [];
- },
-
-
- //**************************************************************************//
- // Icons
-
- get smallIcon() {
- return this._smallIcon;
- }
-
-};
-
-var feedHandlerInfo = {
- __proto__: new FeedHandlerInfo(TYPE_MAYBE_FEED),
- _prefSelectedApp: PREF_FEED_SELECTED_APP,
- _prefSelectedWeb: PREF_FEED_SELECTED_WEB,
- _prefSelectedAction: PREF_FEED_SELECTED_ACTION,
- _prefSelectedReader: PREF_FEED_SELECTED_READER,
- _smallIcon: "chrome://browser/skin/feeds/feedIcon16.png",
- _appPrefLabel: "webFeed"
-}
-
-var videoFeedHandlerInfo = {
- __proto__: new FeedHandlerInfo(TYPE_MAYBE_VIDEO_FEED),
- _prefSelectedApp: PREF_VIDEO_FEED_SELECTED_APP,
- _prefSelectedWeb: PREF_VIDEO_FEED_SELECTED_WEB,
- _prefSelectedAction: PREF_VIDEO_FEED_SELECTED_ACTION,
- _prefSelectedReader: PREF_VIDEO_FEED_SELECTED_READER,
- _smallIcon: "chrome://browser/skin/feeds/videoFeedIcon16.png",
- _appPrefLabel: "videoPodcastFeed"
-}
-
-var audioFeedHandlerInfo = {
- __proto__: new FeedHandlerInfo(TYPE_MAYBE_AUDIO_FEED),
- _prefSelectedApp: PREF_AUDIO_FEED_SELECTED_APP,
- _prefSelectedWeb: PREF_AUDIO_FEED_SELECTED_WEB,
- _prefSelectedAction: PREF_AUDIO_FEED_SELECTED_ACTION,
- _prefSelectedReader: PREF_AUDIO_FEED_SELECTED_READER,
- _smallIcon: "chrome://browser/skin/feeds/audioFeedIcon16.png",
- _appPrefLabel: "audioPodcastFeed"
-}
-
-/**
- * InternalHandlerInfoWrapper provides a basic mechanism to create an internal
- * mime type handler that can be enabled/disabled in the applications preference
- * menu.
- */
-function InternalHandlerInfoWrapper(aMIMEType) {
- var mimeSvc = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService);
- var handlerInfo = mimeSvc.getFromTypeAndExtension(aMIMEType, null);
-
- HandlerInfoWrapper.call(this, aMIMEType, handlerInfo);
-}
-
-InternalHandlerInfoWrapper.prototype = {
- __proto__: HandlerInfoWrapper.prototype,
-
- // Override store so we so we can notify any code listening for registration
- // or unregistration of this handler.
- store: function() {
- HandlerInfoWrapper.prototype.store.call(this);
- Services.obs.notifyObservers(null, this._handlerChanged, null);
- },
-
- get enabled() {
- throw Cr.NS_ERROR_NOT_IMPLEMENTED;
- },
-
- get description() {
- return this.element("bundlePreferences").getString(this._appPrefLabel);
- }
-};
-
-//****************************************************************************//
-// Prefpane Controller
-
-var gApplicationsPane = {
- // The set of types the app knows how to handle. A hash of HandlerInfoWrapper
- // objects, indexed by type.
- _handledTypes: {},
-
- // The list of types we can show, sorted by the sort column/direction.
- // An array of HandlerInfoWrapper objects. We build this list when we first
- // load the data and then rebuild it when users change a pref that affects
- // what types we can show or change the sort column/direction.
- // Note: this isn't necessarily the list of types we *will* show; if the user
- // provides a filter string, we'll only show the subset of types in this list
- // that match that string.
- _visibleTypes: [],
-
- // A count of the number of times each visible type description appears.
- // We use these counts to determine whether or not to annotate descriptions
- // with their types to distinguish duplicate descriptions from each other.
- // A hash of integer counts, indexed by string description.
- _visibleTypeDescriptionCount: {},
-
-
- //**************************************************************************//
- // Convenience & Performance Shortcuts
-
- // These get defined by init().
- _brandShortName : null,
- _prefsBundle : null,
- _list : null,
- _filter : null,
-
- _prefSvc : Cc["@mozilla.org/preferences-service;1"].
- getService(Ci.nsIPrefBranch),
-
- _mimeSvc : Cc["@mozilla.org/mime;1"].
- getService(Ci.nsIMIMEService),
-
- _helperAppSvc : Cc["@mozilla.org/uriloader/external-helper-app-service;1"].
- getService(Ci.nsIExternalHelperAppService),
-
- _handlerSvc : Cc["@mozilla.org/uriloader/handler-service;1"].
- getService(Ci.nsIHandlerService),
-
- _ioSvc : Cc["@mozilla.org/network/io-service;1"].
- getService(Ci.nsIIOService),
-
-
- //**************************************************************************//
- // Initialization & Destruction
-
- init: function() {
- // Initialize shortcuts to some commonly accessed elements & values.
- this._brandShortName =
- document.getElementById("bundleBrand").getString("brandShortName");
- this._prefsBundle = document.getElementById("bundlePreferences");
- this._list = document.getElementById("handlersView");
- this._filter = document.getElementById("filter");
-
- // Observe preferences that influence what we display so we can rebuild
- // the view when they change.
- this._prefSvc.addObserver(PREF_SHOW_PLUGINS_IN_LIST, this, false);
- this._prefSvc.addObserver(PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS, this, false);
- this._prefSvc.addObserver(PREF_FEED_SELECTED_APP, this, false);
- this._prefSvc.addObserver(PREF_FEED_SELECTED_WEB, this, false);
- this._prefSvc.addObserver(PREF_FEED_SELECTED_ACTION, this, false);
- this._prefSvc.addObserver(PREF_FEED_SELECTED_READER, this, false);
-
- this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_APP, this, false);
- this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_WEB, this, false);
- this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_ACTION, this, false);
- this._prefSvc.addObserver(PREF_VIDEO_FEED_SELECTED_READER, this, false);
-
- this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_APP, this, false);
- this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_WEB, this, false);
- this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_ACTION, this, false);
- this._prefSvc.addObserver(PREF_AUDIO_FEED_SELECTED_READER, this, false);
-
-
- // Listen for window unload so we can remove our preference observers.
- window.addEventListener("unload", this, false);
-
- // Figure out how we should be sorting the list. We persist sort settings
- // across sessions, so we can't assume the default sort column/direction.
- // XXX should we be using the XUL sort service instead?
- if (document.getElementById("actionColumn").hasAttribute("sortDirection")) {
- this._sortColumn = document.getElementById("actionColumn");
- // The typeColumn element always has a sortDirection attribute,
- // either because it was persisted or because the default value
- // from the xul file was used. If we are sorting on the other
- // column, we should remove it.
- document.getElementById("typeColumn").removeAttribute("sortDirection");
- }
- else
- this._sortColumn = document.getElementById("typeColumn");
-
- // Load the data and build the list of handlers.
- // By doing this in a timeout, we let the preferences dialog resize itself
- // to an appropriate size before we add a bunch of items to the list.
- // Otherwise, if there are many items, and the Applications prefpane
- // is the one that gets displayed when the user first opens the dialog,
- // the dialog might stretch too much in an attempt to fit them all in.
- // XXX Shouldn't we perhaps just set a max-height on the richlistbox?
- var _delayedPaneLoad = function(self) {
- self._loadData();
- self._rebuildVisibleTypes();
- self._sortVisibleTypes();
- self._rebuildView();
-
- // Notify observers that the UI is now ready
- Cc["@mozilla.org/observer-service;1"].getService(Ci.nsIObserverService).
- notifyObservers(window, "app-handler-pane-loaded", null);
- }
- setTimeout(_delayedPaneLoad, 0, this);
- },
-
- destroy: function() {
- window.removeEventListener("unload", this, false);
- this._prefSvc.removeObserver(PREF_SHOW_PLUGINS_IN_LIST, this);
- this._prefSvc.removeObserver(PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS, this);
- this._prefSvc.removeObserver(PREF_FEED_SELECTED_APP, this);
- this._prefSvc.removeObserver(PREF_FEED_SELECTED_WEB, this);
- this._prefSvc.removeObserver(PREF_FEED_SELECTED_ACTION, this);
- this._prefSvc.removeObserver(PREF_FEED_SELECTED_READER, this);
-
- this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_APP, this);
- this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_WEB, this);
- this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_ACTION, this);
- this._prefSvc.removeObserver(PREF_VIDEO_FEED_SELECTED_READER, this);
-
- this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_APP, this);
- this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_WEB, this);
- this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_ACTION, this);
- this._prefSvc.removeObserver(PREF_AUDIO_FEED_SELECTED_READER, this);
- },
-
-
- //**************************************************************************//
- // nsISupports
-
- QueryInterface: function(aIID) {
- if (aIID.equals(Ci.nsIObserver) ||
- aIID.equals(Ci.nsIDOMEventListener ||
- aIID.equals(Ci.nsISupports)))
- return this;
-
- throw Cr.NS_ERROR_NO_INTERFACE;
- },
-
-
- //**************************************************************************//
- // nsIObserver
-
- observe: function (aSubject, aTopic, aData) {
- // Rebuild the list when there are changes to preferences that influence
- // whether or not to show certain entries in the list.
- if (aTopic == "nsPref:changed" && !this._storingAction) {
- // These two prefs alter the list of visible types, so we have to rebuild
- // that list when they change.
- if (aData == PREF_SHOW_PLUGINS_IN_LIST ||
- aData == PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS) {
- this._rebuildVisibleTypes();
- this._sortVisibleTypes();
- }
-
- // All the prefs we observe can affect what we display, so we rebuild
- // the view when any of them changes.
- this._rebuildView();
- }
- },
-
-
- //**************************************************************************//
- // nsIDOMEventListener
-
- handleEvent: function(aEvent) {
- if (aEvent.type == "unload") {
- this.destroy();
- }
- },
-
-
- //**************************************************************************//
- // Composed Model Construction
-
- _loadData: function() {
- this._loadFeedHandler();
- this._loadPluginHandlers();
- this._loadApplicationHandlers();
- },
-
- _loadFeedHandler: function() {
- this._handledTypes[TYPE_MAYBE_FEED] = feedHandlerInfo;
- feedHandlerInfo.handledOnlyByPlugin = false;
-
- this._handledTypes[TYPE_MAYBE_VIDEO_FEED] = videoFeedHandlerInfo;
- videoFeedHandlerInfo.handledOnlyByPlugin = false;
-
- this._handledTypes[TYPE_MAYBE_AUDIO_FEED] = audioFeedHandlerInfo;
- audioFeedHandlerInfo.handledOnlyByPlugin = false;
- },
-
- /**
- * Load the set of handlers defined by plugins.
- *
- * Note: if there's more than one plugin for a given MIME type, we assume
- * the last one is the one that the application will use. That may not be
- * correct, but it's how we've been doing it for years.
- *
- * Perhaps we should instead query navigator.mimeTypes for the set of types
- * supported by the application and then get the plugin from each MIME type's
- * enabledPlugin property. But if there's a plugin for a type, we need
- * to know about it even if it isn't enabled, since we're going to give
- * the user an option to enable it.
- *
- * Also note that enabledPlugin does not get updated when
- * plugin.disable_full_page_plugin_for_types changes, so even if we could use
- * enabledPlugin to get the plugin that would be used, we'd still need to
- * check the pref ourselves to find out if it's enabled.
- */
- _loadPluginHandlers: function() {
- "use strict";
-
- let mimeTypes = navigator.mimeTypes;
-
- for (let mimeType of mimeTypes) {
- let handlerInfoWrapper;
- if (mimeType.type in this._handledTypes) {
- handlerInfoWrapper = this._handledTypes[mimeType.type];
- } else {
- let wrappedHandlerInfo =
- this._mimeSvc.getFromTypeAndExtension(mimeType.type, null);
- handlerInfoWrapper = new HandlerInfoWrapper(mimeType.type, wrappedHandlerInfo);
- handlerInfoWrapper.handledOnlyByPlugin = true;
- this._handledTypes[mimeType.type] = handlerInfoWrapper;
- }
- handlerInfoWrapper.pluginName = mimeType.enabledPlugin.name;
- }
- },
-
- /**
- * Load the set of handlers defined by the application datastore.
- */
- _loadApplicationHandlers: function() {
- var wrappedHandlerInfos = this._handlerSvc.enumerate();
- while (wrappedHandlerInfos.hasMoreElements()) {
- let wrappedHandlerInfo =
- wrappedHandlerInfos.getNext().QueryInterface(Ci.nsIHandlerInfo);
- let type = wrappedHandlerInfo.type;
-
- let handlerInfoWrapper;
- if (type in this._handledTypes)
- handlerInfoWrapper = this._handledTypes[type];
- else {
- handlerInfoWrapper = new HandlerInfoWrapper(type, wrappedHandlerInfo);
- this._handledTypes[type] = handlerInfoWrapper;
- }
-
- handlerInfoWrapper.handledOnlyByPlugin = false;
- }
- },
-
-
- //**************************************************************************//
- // View Construction
-
- _rebuildVisibleTypes: function() {
- // Reset the list of visible types and the visible type description counts.
- this._visibleTypes = [];
- this._visibleTypeDescriptionCount = {};
-
- // Get the preferences that help determine what types to show.
- var showPlugins = this._prefSvc.getBoolPref(PREF_SHOW_PLUGINS_IN_LIST);
- var hidePluginsWithoutExtensions =
- this._prefSvc.getBoolPref(PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS);
-
- for (let type in this._handledTypes) {
- let handlerInfo = this._handledTypes[type];
-
- // Hide plugins without associated extensions if so prefed so we don't
- // show a whole bunch of obscure types handled by plugins on Mac.
- // Note: though protocol types don't have extensions, we still show them;
- // the pref is only meant to be applied to MIME types, since plugins are
- // only associated with MIME types.
- // FIXME: should we also check the "suffixes" property of the plugin?
- // Filed as bug 395135.
- if (hidePluginsWithoutExtensions && handlerInfo.handledOnlyByPlugin &&
- handlerInfo.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo &&
- !handlerInfo.primaryExtension)
- continue;
-
- // Hide types handled only by plugins if so prefed.
- if (handlerInfo.handledOnlyByPlugin && !showPlugins)
- continue;
-
- // We couldn't find any reason to exclude the type, so include it.
- this._visibleTypes.push(handlerInfo);
-
- if (handlerInfo.description in this._visibleTypeDescriptionCount)
- this._visibleTypeDescriptionCount[handlerInfo.description]++;
- else
- this._visibleTypeDescriptionCount[handlerInfo.description] = 1;
- }
- },
-
- _rebuildView: function() {
- // Clear the list of entries.
- while (this._list.childNodes.length > 1)
- this._list.removeChild(this._list.lastChild);
-
- var visibleTypes = this._visibleTypes;
-
- // If the user is filtering the list, then only show matching types.
- if (this._filter.value)
- visibleTypes = visibleTypes.filter(this._matchesFilter, this);
-
- for each (let visibleType in visibleTypes) {
- let item = document.createElement("richlistitem");
- item.setAttribute("type", visibleType.type);
- item.setAttribute("typeDescription", this._describeType(visibleType));
- if (visibleType.smallIcon)
- item.setAttribute("typeIcon", visibleType.smallIcon);
- item.setAttribute("actionDescription",
- this._describePreferredAction(visibleType));
-
- if (!this._setIconClassForPreferredAction(visibleType, item)) {
- item.setAttribute("actionIcon",
- this._getIconURLForPreferredAction(visibleType));
- }
-
- this._list.appendChild(item);
- }
-
- this._selectLastSelectedType();
- },
-
- _matchesFilter: function(aType) {
- var filterValue = this._filter.value.toLowerCase();
- return this._describeType(aType).toLowerCase().indexOf(filterValue) != -1 ||
- this._describePreferredAction(aType).toLowerCase().indexOf(filterValue) != -1;
- },
-
- /**
- * Describe, in a human-readable fashion, the type represented by the given
- * handler info object. Normally this is just the description provided by
- * the info object, but if more than one object presents the same description,
- * then we annotate the duplicate descriptions with the type itself to help
- * users distinguish between those types.
- *
- * @param aHandlerInfo {nsIHandlerInfo} the type being described
- * @returns {string} a description of the type
- */
- _describeType: function(aHandlerInfo) {
- if (this._visibleTypeDescriptionCount[aHandlerInfo.description] > 1)
- return this._prefsBundle.getFormattedString("typeDescriptionWithType",
- [aHandlerInfo.description,
- aHandlerInfo.type]);
-
- return aHandlerInfo.description;
- },
-
- /**
- * Describe, in a human-readable fashion, the preferred action to take on
- * the type represented by the given handler info object.
- *
- * XXX Should this be part of the HandlerInfoWrapper interface? It would
- * violate the separation of model and view, but it might make more sense
- * nonetheless (f.e. it would make sortTypes easier).
- *
- * @param aHandlerInfo {nsIHandlerInfo} the type whose preferred action
- * is being described
- * @returns {string} a description of the action
- */
- _describePreferredAction: function(aHandlerInfo) {
- // alwaysAskBeforeHandling overrides the preferred action, so if that flag
- // is set, then describe that behavior instead. For most types, this is
- // the "alwaysAsk" string, but for the feed type we show something special.
- if (aHandlerInfo.alwaysAskBeforeHandling) {
- if (isFeedType(aHandlerInfo.type))
- return this._prefsBundle.getFormattedString("previewInApp",
- [this._brandShortName]);
- else
- return this._prefsBundle.getString("alwaysAsk");
- }
-
- switch (aHandlerInfo.preferredAction) {
- case Ci.nsIHandlerInfo.saveToDisk:
- return this._prefsBundle.getString("saveFile");
-
- case Ci.nsIHandlerInfo.useHelperApp:
- var preferredApp = aHandlerInfo.preferredApplicationHandler;
- var name;
- if (preferredApp instanceof Ci.nsILocalHandlerApp)
- name = getFileDisplayName(preferredApp.executable);
- else
- name = preferredApp.name;
- return this._prefsBundle.getFormattedString("useApp", [name]);
-
- case Ci.nsIHandlerInfo.handleInternally:
- // For the feed type, handleInternally means live bookmarks.
- if (isFeedType(aHandlerInfo.type)) {
- return this._prefsBundle.getFormattedString("addLiveBookmarksInApp",
- [this._brandShortName]);
- }
-
- if (aHandlerInfo instanceof InternalHandlerInfoWrapper) {
- return this._prefsBundle.getFormattedString("previewInApp",
- [this._brandShortName]);
- }
-
- // For other types, handleInternally looks like either useHelperApp
- // or useSystemDefault depending on whether or not there's a preferred
- // handler app.
- if (this.isValidHandlerApp(aHandlerInfo.preferredApplicationHandler))
- return aHandlerInfo.preferredApplicationHandler.name;
-
- return aHandlerInfo.defaultDescription;
-
- // XXX Why don't we say the app will handle the type internally?
- // Is it because the app can't actually do that? But if that's true,
- // then why would a preferredAction ever get set to this value
- // in the first place?
-
- case Ci.nsIHandlerInfo.useSystemDefault:
- return this._prefsBundle.getFormattedString("useDefault",
- [aHandlerInfo.defaultDescription]);
-
- case kActionUsePlugin:
- return this._prefsBundle.getFormattedString("usePluginIn",
- [aHandlerInfo.pluginName,
- this._brandShortName]);
- }
- },
-
- _selectLastSelectedType: function() {
- // If the list is disabled by the pref.downloads.disable_button.edit_actions
- // preference being locked, then don't select the type, as that would cause
- // it to appear selected, with a different background and an actions menu
- // that makes it seem like you can choose an action for the type.
- if (this._list.disabled)
- return;
-
- var lastSelectedType = this._list.getAttribute("lastSelectedType");
- if (!lastSelectedType)
- return;
-
- var item = this._list.getElementsByAttribute("type", lastSelectedType)[0];
- if (!item)
- return;
-
- this._list.selectedItem = item;
- },
-
- /**
- * Whether or not the given handler app is valid.
- *
- * @param aHandlerApp {nsIHandlerApp} the handler app in question
- *
- * @returns {boolean} whether or not it's valid
- */
- isValidHandlerApp: function(aHandlerApp) {
- if (!aHandlerApp)
- return false;
-
- if (aHandlerApp instanceof Ci.nsILocalHandlerApp)
- return this._isValidHandlerExecutable(aHandlerApp.executable);
-
- if (aHandlerApp instanceof Ci.nsIWebHandlerApp)
- return aHandlerApp.uriTemplate;
-
- if (aHandlerApp instanceof Ci.nsIWebContentHandlerInfo)
- return aHandlerApp.uri;
-
- return false;
- },
-
- _isValidHandlerExecutable: function(aExecutable) {
- return aExecutable &&
- aExecutable.exists() &&
- aExecutable.isExecutable() &&
-// XXXben - we need to compare this with the running instance executable
-// just don't know how to do that via script...
-// XXXmano TBD: can probably add this to nsIShellService
-#ifdef XP_WIN
-#expand aExecutable.leafName != "__MOZ_APP_NAME__.exe";
-#else
-#ifdef XP_MACOSX
-#expand aExecutable.leafName != "__MOZ_MACBUNDLE_NAME__";
-#else
-#expand aExecutable.leafName != "__MOZ_APP_NAME__-bin";
-#endif
-#endif
- },
-
- /**
- * Rebuild the actions menu for the selected entry. Gets called by
- * the richlistitem constructor when an entry in the list gets selected.
- */
- rebuildActionsMenu: function() {
- var typeItem = this._list.selectedItem;
- var handlerInfo = this._handledTypes[typeItem.type];
- var menu =
- document.getAnonymousElementByAttribute(typeItem, "class", "actionsMenu");
- var menuPopup = menu.menupopup;
-
- // Clear out existing items.
- while (menuPopup.hasChildNodes())
- menuPopup.removeChild(menuPopup.lastChild);
-
- // Add the "Preview in Firefox" option for optional internal handlers.
- if (handlerInfo instanceof InternalHandlerInfoWrapper) {
- var internalMenuItem = document.createElement("menuitem");
- internalMenuItem.setAttribute("action", Ci.nsIHandlerInfo.handleInternally);
- let label = this._prefsBundle.getFormattedString("previewInApp",
- [this._brandShortName]);
- internalMenuItem.setAttribute("label", label);
- internalMenuItem.setAttribute("tooltiptext", label);
- internalMenuItem.setAttribute(APP_ICON_ATTR_NAME, "ask");
- menuPopup.appendChild(internalMenuItem);
- }
-
- {
- var askMenuItem = document.createElement("menuitem");
- askMenuItem.setAttribute("action", Ci.nsIHandlerInfo.alwaysAsk);
- let label;
- if (isFeedType(handlerInfo.type))
- label = this._prefsBundle.getFormattedString("previewInApp",
- [this._brandShortName]);
- else
- label = this._prefsBundle.getString("alwaysAsk");
- askMenuItem.setAttribute("label", label);
- askMenuItem.setAttribute("tooltiptext", label);
- askMenuItem.setAttribute(APP_ICON_ATTR_NAME, "ask");
- menuPopup.appendChild(askMenuItem);
- }
-
- // Create a menu item for saving to disk.
- // Note: this option isn't available to protocol types, since we don't know
- // what it means to save a URL having a certain scheme to disk, nor is it
- // available to feeds, since the feed code doesn't implement the capability.
- if ((handlerInfo.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo) &&
- !isFeedType(handlerInfo.type)) {
- var saveMenuItem = document.createElement("menuitem");
- saveMenuItem.setAttribute("action", Ci.nsIHandlerInfo.saveToDisk);
- let label = this._prefsBundle.getString("saveFile");
- saveMenuItem.setAttribute("label", label);
- saveMenuItem.setAttribute("tooltiptext", label);
- saveMenuItem.setAttribute(APP_ICON_ATTR_NAME, "save");
- menuPopup.appendChild(saveMenuItem);
- }
-
- // If this is the feed type, add a Live Bookmarks item.
- if (isFeedType(handlerInfo.type)) {
- var internalMenuItem = document.createElement("menuitem");
- internalMenuItem.setAttribute("action", Ci.nsIHandlerInfo.handleInternally);
- let label = this._prefsBundle.getFormattedString("addLiveBookmarksInApp",
- [this._brandShortName]);
- internalMenuItem.setAttribute("label", label);
- internalMenuItem.setAttribute("tooltiptext", label);
- internalMenuItem.setAttribute(APP_ICON_ATTR_NAME, "feed");
- menuPopup.appendChild(internalMenuItem);
- }
-
- // Add a separator to distinguish these items from the helper app items
- // that follow them.
- let menuItem = document.createElement("menuseparator");
- menuPopup.appendChild(menuItem);
-
- // Create a menu item for the OS default application, if any.
- if (handlerInfo.hasDefaultHandler) {
- var defaultMenuItem = document.createElement("menuitem");
- defaultMenuItem.setAttribute("action", Ci.nsIHandlerInfo.useSystemDefault);
- let label = this._prefsBundle.getFormattedString("useDefault",
- [handlerInfo.defaultDescription]);
- defaultMenuItem.setAttribute("label", label);
- defaultMenuItem.setAttribute("tooltiptext", handlerInfo.defaultDescription);
- defaultMenuItem.setAttribute("image", this._getIconURLForSystemDefault(handlerInfo));
-
- menuPopup.appendChild(defaultMenuItem);
- }
-
- // Create menu items for possible handlers.
- let preferredApp = handlerInfo.preferredApplicationHandler;
- let possibleApps = handlerInfo.possibleApplicationHandlers.enumerate();
- var possibleAppMenuItems = [];
- while (possibleApps.hasMoreElements()) {
- let possibleApp = possibleApps.getNext();
- if (!this.isValidHandlerApp(possibleApp))
- continue;
-
- let menuItem = document.createElement("menuitem");
- menuItem.setAttribute("action", Ci.nsIHandlerInfo.useHelperApp);
- let label;
- if (possibleApp instanceof Ci.nsILocalHandlerApp)
- label = getFileDisplayName(possibleApp.executable);
- else
- label = possibleApp.name;
- label = this._prefsBundle.getFormattedString("useApp", [label]);
- menuItem.setAttribute("label", label);
- menuItem.setAttribute("tooltiptext", label);
- menuItem.setAttribute("image", this._getIconURLForHandlerApp(possibleApp));
-
- // Attach the handler app object to the menu item so we can use it
- // to make changes to the datastore when the user selects the item.
- menuItem.handlerApp = possibleApp;
-
- menuPopup.appendChild(menuItem);
- possibleAppMenuItems.push(menuItem);
- }
-
- // Create a menu item for the plugin.
- if (handlerInfo.pluginName) {
- var pluginMenuItem = document.createElement("menuitem");
- pluginMenuItem.setAttribute("action", kActionUsePlugin);
- let label = this._prefsBundle.getFormattedString("usePluginIn",
- [handlerInfo.pluginName,
- this._brandShortName]);
- pluginMenuItem.setAttribute("label", label);
- pluginMenuItem.setAttribute("tooltiptext", label);
- pluginMenuItem.setAttribute(APP_ICON_ATTR_NAME, "plugin");
- menuPopup.appendChild(pluginMenuItem);
- }
-
- // Create a menu item for selecting a local application.
-#ifdef XP_WIN
- // On Windows, selecting an application to open another application
- // would be meaningless so we special case executables.
- var executableType = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService)
- .getTypeFromExtension("exe");
- if (handlerInfo.type != executableType)
-#endif
- {
- let menuItem = document.createElement("menuitem");
- menuItem.setAttribute("oncommand", "gApplicationsPane.chooseApp(event)");
- let label = this._prefsBundle.getString("useOtherApp");
- menuItem.setAttribute("label", label);
- menuItem.setAttribute("tooltiptext", label);
- menuPopup.appendChild(menuItem);
- }
-
- // Create a menu item for managing applications.
- if (possibleAppMenuItems.length) {
- let menuItem = document.createElement("menuseparator");
- menuPopup.appendChild(menuItem);
- menuItem = document.createElement("menuitem");
- menuItem.setAttribute("oncommand", "gApplicationsPane.manageApp(event)");
- menuItem.setAttribute("label", this._prefsBundle.getString("manageApp"));
- menuPopup.appendChild(menuItem);
- }
-
- // Select the item corresponding to the preferred action. If the always
- // ask flag is set, it overrides the preferred action. Otherwise we pick
- // the item identified by the preferred action (when the preferred action
- // is to use a helper app, we have to pick the specific helper app item).
- if (handlerInfo.alwaysAskBeforeHandling)
- menu.selectedItem = askMenuItem;
- else switch (handlerInfo.preferredAction) {
- case Ci.nsIHandlerInfo.handleInternally:
- menu.selectedItem = internalMenuItem;
- break;
- case Ci.nsIHandlerInfo.useSystemDefault:
- menu.selectedItem = defaultMenuItem;
- break;
- case Ci.nsIHandlerInfo.useHelperApp:
- if (preferredApp)
- menu.selectedItem =
- possibleAppMenuItems.filter(function(v) v.handlerApp.equals(preferredApp))[0];
- break;
- case kActionUsePlugin:
- menu.selectedItem = pluginMenuItem;
- break;
- case Ci.nsIHandlerInfo.saveToDisk:
- menu.selectedItem = saveMenuItem;
- break;
- }
- },
-
-
- //**************************************************************************//
- // Sorting & Filtering
-
- _sortColumn: null,
-
- /**
- * Sort the list when the user clicks on a column header.
- */
- sort: function (event) {
- var column = event.target;
-
- // If the user clicked on a new sort column, remove the direction indicator
- // from the old column.
- if (this._sortColumn && this._sortColumn != column)
- this._sortColumn.removeAttribute("sortDirection");
-
- this._sortColumn = column;
-
- // Set (or switch) the sort direction indicator.
- if (column.getAttribute("sortDirection") == "ascending")
- column.setAttribute("sortDirection", "descending");
- else
- column.setAttribute("sortDirection", "ascending");
-
- this._sortVisibleTypes();
- this._rebuildView();
- },
-
- /**
- * Sort the list of visible types by the current sort column/direction.
- */
- _sortVisibleTypes: function() {
- if (!this._sortColumn)
- return;
-
- var t = this;
-
- function sortByType(a, b) {
- return t._describeType(a).toLowerCase().
- localeCompare(t._describeType(b).toLowerCase());
- }
-
- function sortByAction(a, b) {
- return t._describePreferredAction(a).toLowerCase().
- localeCompare(t._describePreferredAction(b).toLowerCase());
- }
-
- switch (this._sortColumn.getAttribute("value")) {
- case "type":
- this._visibleTypes.sort(sortByType);
- break;
- case "action":
- this._visibleTypes.sort(sortByAction);
- break;
- }
-
- if (this._sortColumn.getAttribute("sortDirection") == "descending")
- this._visibleTypes.reverse();
- },
-
- /**
- * Filter the list when the user enters a filter term into the filter field.
- */
- filter: function() {
- this._rebuildView();
- },
-
- focusFilterBox: function() {
- this._filter.focus();
- this._filter.select();
- },
-
-
- //**************************************************************************//
- // Changes
-
- onSelectAction: function(aActionItem) {
- this._storingAction = true;
-
- try {
- this._storeAction(aActionItem);
- }
- finally {
- this._storingAction = false;
- }
- },
-
- _storeAction: function(aActionItem) {
- var typeItem = this._list.selectedItem;
- var handlerInfo = this._handledTypes[typeItem.type];
-
- let action = parseInt(aActionItem.getAttribute("action"));
-
- // Set the plugin state if we're enabling or disabling a plugin.
- if (action == kActionUsePlugin)
- handlerInfo.enablePluginType();
- else if (handlerInfo.pluginName && !handlerInfo.isDisabledPluginType)
- handlerInfo.disablePluginType();
-
- // Set the preferred application handler.
- // We leave the existing preferred app in the list when we set
- // the preferred action to something other than useHelperApp so that
- // legacy datastores that don't have the preferred app in the list
- // of possible apps still include the preferred app in the list of apps
- // the user can choose to handle the type.
- if (action == Ci.nsIHandlerInfo.useHelperApp)
- handlerInfo.preferredApplicationHandler = aActionItem.handlerApp;
-
- // Set the "always ask" flag.
- if (action == Ci.nsIHandlerInfo.alwaysAsk)
- handlerInfo.alwaysAskBeforeHandling = true;
- else
- handlerInfo.alwaysAskBeforeHandling = false;
-
- // Set the preferred action.
- handlerInfo.preferredAction = action;
-
- handlerInfo.store();
-
- // Make sure the handler info object is flagged to indicate that there is
- // now some user configuration for the type.
- handlerInfo.handledOnlyByPlugin = false;
-
- // Update the action label and image to reflect the new preferred action.
- typeItem.setAttribute("actionDescription",
- this._describePreferredAction(handlerInfo));
- if (!this._setIconClassForPreferredAction(handlerInfo, typeItem)) {
- typeItem.setAttribute("actionIcon",
- this._getIconURLForPreferredAction(handlerInfo));
- }
- },
-
- manageApp: function(aEvent) {
- // Don't let the normal "on select action" handler get this event,
- // as we handle it specially ourselves.
- aEvent.stopPropagation();
-
- var typeItem = this._list.selectedItem;
- var handlerInfo = this._handledTypes[typeItem.type];
-
- document.documentElement.openSubDialog("chrome://browser/content/preferences/applicationManager.xul",
- "", handlerInfo);
-
- // Rebuild the actions menu so that we revert to the previous selection,
- // or "Always ask" if the previous default application has been removed
- this.rebuildActionsMenu();
-
- // update the richlistitem too. Will be visible when selecting another row
- typeItem.setAttribute("actionDescription",
- this._describePreferredAction(handlerInfo));
- if (!this._setIconClassForPreferredAction(handlerInfo, typeItem)) {
- typeItem.setAttribute("actionIcon",
- this._getIconURLForPreferredAction(handlerInfo));
- }
- },
-
- chooseApp: function(aEvent) {
- // Don't let the normal "on select action" handler get this event,
- // as we handle it specially ourselves.
- aEvent.stopPropagation();
-
- var handlerApp;
- let chooseAppCallback = function(aHandlerApp) {
- // Rebuild the actions menu whether the user picked an app or canceled.
- // If they picked an app, we want to add the app to the menu and select it.
- // If they canceled, we want to go back to their previous selection.
- this.rebuildActionsMenu();
-
- // If the user picked a new app from the menu, select it.
- if (aHandlerApp) {
- let typeItem = this._list.selectedItem;
- let actionsMenu =
- document.getAnonymousElementByAttribute(typeItem, "class", "actionsMenu");
- let menuItems = actionsMenu.menupopup.childNodes;
- for (let i = 0; i < menuItems.length; i++) {
- let menuItem = menuItems[i];
- if (menuItem.handlerApp && menuItem.handlerApp.equals(aHandlerApp)) {
- actionsMenu.selectedIndex = i;
- this.onSelectAction(menuItem);
- break;
- }
- }
- }
- }.bind(this);
-
-#ifdef XP_WIN
- var params = {};
- var handlerInfo = this._handledTypes[this._list.selectedItem.type];
-
- if (isFeedType(handlerInfo.type)) {
- // MIME info will be null, create a temp object.
- params.mimeInfo = this._mimeSvc.getFromTypeAndExtension(handlerInfo.type,
- handlerInfo.primaryExtension);
- } else {
- params.mimeInfo = handlerInfo.wrappedHandlerInfo;
- }
-
- params.title = this._prefsBundle.getString("fpTitleChooseApp");
- params.description = handlerInfo.description;
- params.filename = null;
- params.handlerApp = null;
-
- window.openDialog("chrome://global/content/appPicker.xul", null,
- "chrome,modal,centerscreen,titlebar,dialog=yes",
- params);
-
- if (this.isValidHandlerApp(params.handlerApp)) {
- handlerApp = params.handlerApp;
-
- // Add the app to the type's list of possible handlers.
- handlerInfo.addPossibleApplicationHandler(handlerApp);
- }
-
- chooseAppCallback(handlerApp);
-#else
- let winTitle = this._prefsBundle.getString("fpTitleChooseApp");
- let fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
- let fpCallback = function fpCallback_done(aResult) {
- if (aResult == Ci.nsIFilePicker.returnOK && fp.file &&
- this._isValidHandlerExecutable(fp.file)) {
- handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
- createInstance(Ci.nsILocalHandlerApp);
- handlerApp.name = getFileDisplayName(fp.file);
- handlerApp.executable = fp.file;
-
- // Add the app to the type's list of possible handlers.
- let handlerInfo = this._handledTypes[this._list.selectedItem.type];
- handlerInfo.addPossibleApplicationHandler(handlerApp);
-
- chooseAppCallback(handlerApp);
- }
- }.bind(this);
-
- // Prompt the user to pick an app. If they pick one, and it's a valid
- // selection, then add it to the list of possible handlers.
- fp.init(window, winTitle, Ci.nsIFilePicker.modeOpen);
- fp.appendFilters(Ci.nsIFilePicker.filterApps);
- fp.open(fpCallback);
-#endif
- },
-
- // Mark which item in the list was last selected so we can reselect it
- // when we rebuild the list or when the user returns to the prefpane.
- onSelectionChanged: function() {
- if (this._list.selectedItem)
- this._list.setAttribute("lastSelectedType",
- this._list.selectedItem.getAttribute("type"));
- },
-
- _setIconClassForPreferredAction: function(aHandlerInfo, aElement) {
- // If this returns true, the attribute that CSS sniffs for was set to something
- // so you shouldn't manually set an icon URI.
- // This removes the existing actionIcon attribute if any, even if returning false.
- aElement.removeAttribute("actionIcon");
-
- if (aHandlerInfo.alwaysAskBeforeHandling) {
- aElement.setAttribute(APP_ICON_ATTR_NAME, "ask");
- return true;
- }
-
- switch (aHandlerInfo.preferredAction) {
- case Ci.nsIHandlerInfo.saveToDisk:
- aElement.setAttribute(APP_ICON_ATTR_NAME, "save");
- return true;
-
- case Ci.nsIHandlerInfo.handleInternally:
- if (isFeedType(aHandlerInfo.type)) {
- aElement.setAttribute(APP_ICON_ATTR_NAME, "feed");
- return true;
- } else if (aHandlerInfo instanceof InternalHandlerInfoWrapper) {
- aElement.setAttribute(APP_ICON_ATTR_NAME, "ask");
- return true;
- }
- break;
-
- case kActionUsePlugin:
- aElement.setAttribute(APP_ICON_ATTR_NAME, "plugin");
- return true;
- }
- aElement.removeAttribute(APP_ICON_ATTR_NAME);
- return false;
- },
-
- _getIconURLForPreferredAction: function(aHandlerInfo) {
- switch (aHandlerInfo.preferredAction) {
- case Ci.nsIHandlerInfo.useSystemDefault:
- return this._getIconURLForSystemDefault(aHandlerInfo);
-
- case Ci.nsIHandlerInfo.useHelperApp:
- let preferredApp = aHandlerInfo.preferredApplicationHandler;
- if (this.isValidHandlerApp(preferredApp))
- return this._getIconURLForHandlerApp(preferredApp);
- break;
-
- // This should never happen, but if preferredAction is set to some weird
- // value, then fall back to the generic application icon.
- default:
- return ICON_URL_APP;
- }
- },
-
- _getIconURLForHandlerApp: function(aHandlerApp) {
- if (aHandlerApp instanceof Ci.nsILocalHandlerApp)
- return this._getIconURLForFile(aHandlerApp.executable);
-
- if (aHandlerApp instanceof Ci.nsIWebHandlerApp)
- return this._getIconURLForWebApp(aHandlerApp.uriTemplate);
-
- if (aHandlerApp instanceof Ci.nsIWebContentHandlerInfo)
- return this._getIconURLForWebApp(aHandlerApp.uri)
-
- // We know nothing about other kinds of handler apps.
- return "";
- },
-
- _getIconURLForFile: function(aFile) {
- var fph = this._ioSvc.getProtocolHandler("file").
- QueryInterface(Ci.nsIFileProtocolHandler);
- var urlSpec = fph.getURLSpecFromFile(aFile);
-
- return "moz-icon://" + urlSpec + "?size=16";
- },
-
- _getIconURLForWebApp: function(aWebAppURITemplate) {
- var uri = this._ioSvc.newURI(aWebAppURITemplate, null, null);
-
- // Unfortunately we can't use the favicon service to get the favicon,
- // because the service looks for a record with the exact URL we give it, and
- // users won't have such records for URLs they don't visit, and users won't
- // visit the handler's URL template, they'll only visit URLs derived from
- // that template (i.e. with %s in the template replaced by the URL of the
- // content being handled).
-
- if (/^https?$/.test(uri.scheme) && this._prefSvc.getBoolPref("browser.chrome.favicons"))
- return uri.prePath + "/favicon.ico";
-
- return "";
- },
-
- _getIconURLForSystemDefault: function(aHandlerInfo) {
- // Handler info objects for MIME types on some OSes implement a property bag
- // interface from which we can get an icon for the default app, so if we're
- // dealing with a MIME type on one of those OSes, then try to get the icon.
- if ("wrappedHandlerInfo" in aHandlerInfo) {
- let wrappedHandlerInfo = aHandlerInfo.wrappedHandlerInfo;
-
- if (wrappedHandlerInfo instanceof Ci.nsIMIMEInfo &&
- wrappedHandlerInfo instanceof Ci.nsIPropertyBag) {
- try {
- let url = wrappedHandlerInfo.getProperty("defaultApplicationIconURL");
- if (url)
- return url + "?size=16";
- }
- catch(ex) {}
- }
- }
-
- // If this isn't a MIME type object on an OS that supports retrieving
- // the icon, or if we couldn't retrieve the icon for some other reason,
- // then use a generic icon.
- return ICON_URL_APP;
- }
-
-};