mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
1835 lines
66 KiB
JavaScript
1835 lines
66 KiB
JavaScript
/*
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# -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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//****************************************************************************//
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// Constants & Enumeration Values
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/*
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#ifndef XP_MACOSX
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*/
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var Cc = Components.classes;
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var Ci = Components.interfaces;
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var Cr = Components.results;
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/*
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#endif
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*/
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const TYPE_MAYBE_FEED = "application/vnd.mozilla.maybe.feed";
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const TYPE_MAYBE_VIDEO_FEED = "application/vnd.mozilla.maybe.video.feed";
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const TYPE_MAYBE_AUDIO_FEED = "application/vnd.mozilla.maybe.audio.feed";
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const PREF_DISABLED_PLUGIN_TYPES = "plugin.disable_full_page_plugin_for_types";
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// Preferences that affect which entries to show in the list.
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const PREF_SHOW_PLUGINS_IN_LIST = "browser.download.show_plugins_in_list";
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const PREF_HIDE_PLUGINS_WITHOUT_EXTENSIONS =
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"browser.download.hide_plugins_without_extensions";
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/*
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* Preferences where we store handling information about the feed type.
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*
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* browser.feeds.handler
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* - "bookmarks", "reader" (clarified further using the .default preference),
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* or "ask" -- indicates the default handler being used to process feeds;
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* "bookmarks" is obsolete; to specify that the handler is bookmarks,
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* set browser.feeds.handler.default to "bookmarks";
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*
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* browser.feeds.handler.default
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* - "bookmarks", "client" or "web" -- indicates the chosen feed reader used
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* to display feeds, either transiently (i.e., when the "use as default"
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* checkbox is unchecked, corresponds to when browser.feeds.handler=="ask")
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* or more permanently (i.e., the item displayed in the dropdown in Feeds
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* preferences)
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*
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* browser.feeds.handler.webservice
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* - the URL of the currently selected web service used to read feeds
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*
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* browser.feeds.handlers.application
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* - nsILocalFile, stores the current client-side feed reading app if one has
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* been chosen
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*/
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const PREF_FEED_SELECTED_APP = "browser.feeds.handlers.application";
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const PREF_FEED_SELECTED_WEB = "browser.feeds.handlers.webservice";
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const PREF_FEED_SELECTED_ACTION = "browser.feeds.handler";
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const PREF_FEED_SELECTED_READER = "browser.feeds.handler.default";
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const PREF_VIDEO_FEED_SELECTED_APP = "browser.videoFeeds.handlers.application";
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const PREF_VIDEO_FEED_SELECTED_WEB = "browser.videoFeeds.handlers.webservice";
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const PREF_VIDEO_FEED_SELECTED_ACTION = "browser.videoFeeds.handler";
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const PREF_VIDEO_FEED_SELECTED_READER = "browser.videoFeeds.handler.default";
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const PREF_AUDIO_FEED_SELECTED_APP = "browser.audioFeeds.handlers.application";
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const PREF_AUDIO_FEED_SELECTED_WEB = "browser.audioFeeds.handlers.webservice";
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const PREF_AUDIO_FEED_SELECTED_ACTION = "browser.audioFeeds.handler";
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const PREF_AUDIO_FEED_SELECTED_READER = "browser.audioFeeds.handler.default";
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// The nsHandlerInfoAction enumeration values in nsIHandlerInfo identify
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// the actions the application can take with content of various types.
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// But since nsIHandlerInfo doesn't support plugins, there's no value
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// identifying the "use plugin" action, so we use this constant instead.
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const kActionUsePlugin = 5;
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/*
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#ifdef MOZ_WIDGET_GTK2
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*/
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const ICON_URL_APP = "moz-icon://dummy.exe?size=16";
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/*
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#else
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*/
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const ICON_URL_APP = "chrome://browser/skin/preferences/application.png";
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/*
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#endif
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*/
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// For CSS. Can be one of "ask", "save", "plugin" or "feed". If absent, the icon URL
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// was set by us to a custom handler icon and CSS should not try to override it.
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const APP_ICON_ATTR_NAME = "appHandlerIcon";
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//****************************************************************************//
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// Utilities
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function getFileDisplayName(file) {
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#ifdef XP_WIN
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if (file instanceof Ci.nsILocalFileWin) {
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try {
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return file.getVersionInfoField("FileDescription");
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} catch (e) {}
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}
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#endif
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#ifdef XP_MACOSX
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if (file instanceof Ci.nsILocalFileMac) {
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try {
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return file.bundleDisplayName;
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} catch (e) {}
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}
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#endif
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return file.leafName;
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}
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function getLocalHandlerApp(aFile) {
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var localHandlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
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createInstance(Ci.nsILocalHandlerApp);
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localHandlerApp.name = getFileDisplayName(aFile);
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localHandlerApp.executable = aFile;
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return localHandlerApp;
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}
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/**
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* An enumeration of items in a JS array.
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*
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* FIXME: use ArrayConverter once it lands (bug 380839).
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*
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* @constructor
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*/
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function ArrayEnumerator(aItems) {
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this._index = 0;
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this._contents = aItems;
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}
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ArrayEnumerator.prototype = {
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_index: 0,
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hasMoreElements: function() {
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return this._index < this._contents.length;
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},
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getNext: function() {
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return this._contents[this._index++];
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}
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};
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function isFeedType(t) {
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return t == TYPE_MAYBE_FEED || t == TYPE_MAYBE_VIDEO_FEED || t == TYPE_MAYBE_AUDIO_FEED;
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}
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//****************************************************************************//
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// HandlerInfoWrapper
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/**
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* This object wraps nsIHandlerInfo with some additional functionality
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* the Applications prefpane needs to display and allow modification of
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* the list of handled types.
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*
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* We create an instance of this wrapper for each entry we might display
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* in the prefpane, and we compose the instances from various sources,
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* including navigator.plugins and the handler service.
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*
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* We don't implement all the original nsIHandlerInfo functionality,
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* just the stuff that the prefpane needs.
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*
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* In theory, all of the custom functionality in this wrapper should get
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* pushed down into nsIHandlerInfo eventually.
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*/
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function HandlerInfoWrapper(aType, aHandlerInfo) {
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this._type = aType;
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this.wrappedHandlerInfo = aHandlerInfo;
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}
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HandlerInfoWrapper.prototype = {
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// The wrapped nsIHandlerInfo object. In general, this object is private,
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// but there are a couple cases where callers access it directly for things
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// we haven't (yet?) implemented, so we make it a public property.
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wrappedHandlerInfo: null,
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//**************************************************************************//
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// Convenience Utils
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_handlerSvc: Cc["@mozilla.org/uriloader/handler-service;1"].
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getService(Ci.nsIHandlerService),
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_prefSvc: Cc["@mozilla.org/preferences-service;1"].
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getService(Ci.nsIPrefBranch),
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_categoryMgr: Cc["@mozilla.org/categorymanager;1"].
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getService(Ci.nsICategoryManager),
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element: function(aID) {
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return document.getElementById(aID);
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},
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//**************************************************************************//
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// nsIHandlerInfo
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// The MIME type or protocol scheme.
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_type: null,
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get type() {
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return this._type;
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},
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get description() {
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if (this.wrappedHandlerInfo.description)
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return this.wrappedHandlerInfo.description;
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if (this.primaryExtension) {
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var extension = this.primaryExtension.toUpperCase();
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return this.element("bundlePreferences").getFormattedString("fileEnding",
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[extension]);
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}
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return this.type;
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},
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get preferredApplicationHandler() {
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return this.wrappedHandlerInfo.preferredApplicationHandler;
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},
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set preferredApplicationHandler(aNewValue) {
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this.wrappedHandlerInfo.preferredApplicationHandler = aNewValue;
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// Make sure the preferred handler is in the set of possible handlers.
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if (aNewValue)
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this.addPossibleApplicationHandler(aNewValue)
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},
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get possibleApplicationHandlers() {
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return this.wrappedHandlerInfo.possibleApplicationHandlers;
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},
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addPossibleApplicationHandler: function(aNewHandler) {
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var possibleApps = this.possibleApplicationHandlers.enumerate();
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while (possibleApps.hasMoreElements()) {
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if (possibleApps.getNext().equals(aNewHandler))
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return;
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}
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this.possibleApplicationHandlers.appendElement(aNewHandler, false);
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},
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removePossibleApplicationHandler: function(aHandler) {
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var defaultApp = this.preferredApplicationHandler;
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if (defaultApp && aHandler.equals(defaultApp)) {
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// If the app we remove was the default app, we must make sure
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// it won't be used anymore
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this.alwaysAskBeforeHandling = true;
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this.preferredApplicationHandler = null;
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}
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var handlers = this.possibleApplicationHandlers;
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for (var i = 0; i < handlers.length; ++i) {
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var handler = handlers.queryElementAt(i, Ci.nsIHandlerApp);
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if (handler.equals(aHandler)) {
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handlers.removeElementAt(i);
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break;
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}
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}
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},
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get hasDefaultHandler() {
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return this.wrappedHandlerInfo.hasDefaultHandler;
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},
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get defaultDescription() {
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return this.wrappedHandlerInfo.defaultDescription;
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},
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// What to do with content of this type.
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get preferredAction() {
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// If we have an enabled plugin, then the action is to use that plugin.
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if (this.plugin && !this.isDisabledPluginType)
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return kActionUsePlugin;
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// If the action is to use a helper app, but we don't have a preferred
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// handler app, then switch to using the system default, if any; otherwise
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// fall back to saving to disk, which is the default action in nsMIMEInfo.
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// Note: "save to disk" is an invalid value for protocol info objects,
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// but the alwaysAskBeforeHandling getter will detect that situation
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// and always return true in that case to override this invalid value.
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if (this.wrappedHandlerInfo.preferredAction == Ci.nsIHandlerInfo.useHelperApp &&
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!gApplicationsPane.isValidHandlerApp(this.preferredApplicationHandler)) {
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if (this.wrappedHandlerInfo.hasDefaultHandler)
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return Ci.nsIHandlerInfo.useSystemDefault;
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else
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return Ci.nsIHandlerInfo.saveToDisk;
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}
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return this.wrappedHandlerInfo.preferredAction;
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},
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set preferredAction(aNewValue) {
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// We don't modify the preferred action if the new action is to use a plugin
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// because handler info objects don't understand our custom "use plugin"
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// value. Also, leaving it untouched means that we can automatically revert
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// to the old setting if the user ever removes the plugin.
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if (aNewValue != kActionUsePlugin)
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this.wrappedHandlerInfo.preferredAction = aNewValue;
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},
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get alwaysAskBeforeHandling() {
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// If this type is handled only by a plugin, we can't trust the value
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// in the handler info object, since it'll be a default based on the absence
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// of any user configuration, and the default in that case is to always ask,
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// even though we never ask for content handled by a plugin, so special case
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// plugin-handled types by returning false here.
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if (this.plugin && this.handledOnlyByPlugin)
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return false;
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// If this is a protocol type and the preferred action is "save to disk",
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// which is invalid for such types, then return true here to override that
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// action. This could happen when the preferred action is to use a helper
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// app, but the preferredApplicationHandler is invalid, and there isn't
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// a default handler, so the preferredAction getter returns save to disk
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// instead.
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if (!(this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo) &&
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this.preferredAction == Ci.nsIHandlerInfo.saveToDisk)
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return true;
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return this.wrappedHandlerInfo.alwaysAskBeforeHandling;
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},
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set alwaysAskBeforeHandling(aNewValue) {
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this.wrappedHandlerInfo.alwaysAskBeforeHandling = aNewValue;
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},
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//**************************************************************************//
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// nsIMIMEInfo
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// The primary file extension associated with this type, if any.
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//
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// XXX Plugin objects contain an array of MimeType objects with "suffixes"
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// properties; if this object has an associated plugin, shouldn't we check
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// those properties for an extension?
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get primaryExtension() {
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try {
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if (this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo &&
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this.wrappedHandlerInfo.primaryExtension)
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return this.wrappedHandlerInfo.primaryExtension
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} catch(ex) {}
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return null;
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},
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//**************************************************************************//
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// Plugin Handling
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// A plugin that can handle this type, if any.
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//
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// Note: just because we have one doesn't mean it *will* handle the type.
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// That depends on whether or not the type is in the list of types for which
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// plugin handling is disabled.
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plugin: null,
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// Whether or not this type is only handled by a plugin or is also handled
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// by some user-configured action as specified in the handler info object.
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//
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// Note: we can't just check if there's a handler info object for this type,
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// because OS and user configuration is mixed up in the handler info object,
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// so we always need to retrieve it for the OS info and can't tell whether
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// it represents only OS-default information or user-configured information.
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//
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// FIXME: once handler info records are broken up into OS-provided records
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// and user-configured records, stop using this boolean flag and simply
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// check for the presence of a user-configured record to determine whether
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// or not this type is only handled by a plugin. Filed as bug 395142.
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handledOnlyByPlugin: undefined,
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get isDisabledPluginType() {
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return this._getDisabledPluginTypes().indexOf(this.type) != -1;
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},
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_getDisabledPluginTypes: function() {
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var types = "";
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if (this._prefSvc.prefHasUserValue(PREF_DISABLED_PLUGIN_TYPES))
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types = this._prefSvc.getCharPref(PREF_DISABLED_PLUGIN_TYPES);
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// Only split if the string isn't empty so we don't end up with an array
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// containing a single empty string.
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if (types != "")
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return types.split(",");
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return [];
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},
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disablePluginType: function() {
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var disabledPluginTypes = this._getDisabledPluginTypes();
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if (disabledPluginTypes.indexOf(this.type) == -1)
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disabledPluginTypes.push(this.type);
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this._prefSvc.setCharPref(PREF_DISABLED_PLUGIN_TYPES,
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disabledPluginTypes.join(","));
|
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|
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// Update the category manager so existing browser windows update.
|
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this._categoryMgr.deleteCategoryEntry("Gecko-Content-Viewers",
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this.type,
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false);
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},
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|
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enablePluginType: function() {
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var disabledPluginTypes = this._getDisabledPluginTypes();
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var type = this.type;
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disabledPluginTypes = disabledPluginTypes.filter(function(v) v != type);
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this._prefSvc.setCharPref(PREF_DISABLED_PLUGIN_TYPES,
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disabledPluginTypes.join(","));
|
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// Update the category manager so existing browser windows update.
|
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this._categoryMgr.
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addCategoryEntry("Gecko-Content-Viewers",
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this.type,
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"@mozilla.org/content/plugin/document-loader-factory;1",
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false,
|
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true);
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},
|
|
|
|
|
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//**************************************************************************//
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// Storage
|
|
|
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store: function() {
|
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this._handlerSvc.store(this.wrappedHandlerInfo);
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},
|
|
|
|
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//**************************************************************************//
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// Icons
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|
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get smallIcon() {
|
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return this._getIcon(16);
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},
|
|
|
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_getIcon: function(aSize) {
|
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if (this.primaryExtension)
|
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return "moz-icon://goat." + this.primaryExtension + "?size=" + aSize;
|
|
|
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if (this.wrappedHandlerInfo instanceof Ci.nsIMIMEInfo)
|
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return "moz-icon://goat?size=" + aSize + "&contentType=" + this.type;
|
|
|
|
// FIXME: consider returning some generic icon when we can't get a URL for
|
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// one (for example in the case of protocol schemes). Filed as bug 395141.
|
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return null;
|
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}
|
|
|
|
};
|
|
|
|
|
|
//****************************************************************************//
|
|
// 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.
|
|
*
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* This object inherits from HandlerInfoWrapper in order to get functionality
|
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* that isn't special to the feed type.
|
|
*
|
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* 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
|
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* 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:
|
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#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) {
|
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case "client":
|
|
var file = this.element(this._prefSelectedApp).value;
|
|
if (file)
|
|
return getLocalHandlerApp(file);
|
|
|
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return null;
|
|
|
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case "web":
|
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var uri = this.element(this._prefSelectedWeb).value;
|
|
if (!uri)
|
|
return null;
|
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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.
|
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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"
|
|
}
|
|
|
|
|
|
//****************************************************************************//
|
|
// 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.
|
|
*
|
|
* I'll also note that my reading of nsPluginTag::RegisterWithCategoryManager
|
|
* suggests that enabledPlugin is only determined during registration
|
|
* and does not get updated when plugin.disable_full_page_plugin_for_types
|
|
* changes (unless modification of that preference spawns reregistration).
|
|
* 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() {
|
|
for (let i = 0; i < navigator.plugins.length; ++i) {
|
|
let plugin = navigator.plugins[i];
|
|
for (let j = 0; j < plugin.length; ++j) {
|
|
let type = plugin[j].type;
|
|
|
|
let handlerInfoWrapper;
|
|
if (type in this._handledTypes)
|
|
handlerInfoWrapper = this._handledTypes[type];
|
|
else {
|
|
let wrappedHandlerInfo =
|
|
this._mimeSvc.getFromTypeAndExtension(type, null);
|
|
handlerInfoWrapper = new HandlerInfoWrapper(type, wrappedHandlerInfo);
|
|
handlerInfoWrapper.handledOnlyByPlugin = true;
|
|
this._handledTypes[type] = handlerInfoWrapper;
|
|
}
|
|
|
|
handlerInfoWrapper.plugin = plugin;
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* 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]);
|
|
|
|
// 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.plugin.name,
|
|
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);
|
|
|
|
{
|
|
var askMenuItem = document.createElement("menuitem");
|
|
askMenuItem.setAttribute("alwaysAsk", "true");
|
|
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.plugin) {
|
|
var pluginMenuItem = document.createElement("menuitem");
|
|
pluginMenuItem.setAttribute("action", kActionUsePlugin);
|
|
let label = this._prefsBundle.getFormattedString("usePluginIn",
|
|
[handlerInfo.plugin.name,
|
|
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];
|
|
|
|
if (aActionItem.hasAttribute("alwaysAsk")) {
|
|
handlerInfo.alwaysAskBeforeHandling = true;
|
|
}
|
|
else if (aActionItem.hasAttribute("action")) {
|
|
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.plugin && !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.
|
|
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;
|
|
|
|
#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);
|
|
}
|
|
#else
|
|
var fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
|
|
var winTitle = this._prefsBundle.getString("fpTitleChooseApp");
|
|
fp.init(window, winTitle, Ci.nsIFilePicker.modeOpen);
|
|
fp.appendFilters(Ci.nsIFilePicker.filterApps);
|
|
|
|
// 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.
|
|
if (fp.show() == 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);
|
|
}
|
|
#endif
|
|
|
|
// 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 (handlerApp) {
|
|
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(handlerApp)) {
|
|
actionsMenu.selectedIndex = i;
|
|
this.onSelectAction(menuItem);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
// 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;
|
|
}
|
|
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;
|
|
}
|
|
|
|
};
|