forked from mirrors/gecko-dev
		
	 fbaa743e6a
			
		
	
	
		fbaa743e6a
		
	
	
	
	
		
			
			--HG-- rename : browser/locales/en-US/chrome/browser/charsetMenu.dtd => toolkit/locales/en-US/chrome/global/charsetMenu.dtd rename : browser/locales/en-US/chrome/browser/charsetMenu.properties => toolkit/locales/en-US/chrome/global/charsetMenu.properties rename : browser/modules/CharsetMenu.jsm => toolkit/modules/CharsetMenu.jsm
		
			
				
	
	
		
			779 lines
		
	
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			779 lines
		
	
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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| 
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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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| Components.utils.import("resource://gre/modules/Services.jsm");
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| Components.utils.import("resource://gre/modules/CharsetMenu.jsm");
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| 
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| const Cc = Components.classes;
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| const Ci = Components.interfaces;
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| 
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| var gLastLineFound = '';
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| var gGoToLine = 0;
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| 
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| [
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|   ["gBrowser",          "content"],
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|   ["gViewSourceBundle", "viewSourceBundle"],
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|   ["gContextMenu",      "viewSourceContextMenu"]
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| ].forEach(function ([name, id]) {
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|   window.__defineGetter__(name, function () {
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|     var element = document.getElementById(id);
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|     if (!element)
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|       return null;
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|     delete window[name];
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|     return window[name] = element;
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|   });
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| });
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| 
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| // viewZoomOverlay.js uses this
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| function getBrowser() {
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|   return gBrowser;
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| }
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| 
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| this.__defineGetter__("gPageLoader", function () {
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|   var webnav = getWebNavigation();
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|   if (!webnav)
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|     return null;
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|   delete this.gPageLoader;
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|   return this.gPageLoader = webnav.QueryInterface(Ci.nsIWebPageDescriptor);
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| });
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| 
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| var gSelectionListener = {
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|   timeout: 0,
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|   attached: false,
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|   notifySelectionChanged: function(doc, sel, reason)
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|   {
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|     // Coalesce notifications within 100ms intervals.
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|     if (!this.timeout)
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|       this.timeout = setTimeout(updateStatusBar, 100);
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|   }
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| }
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| 
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| function onLoadViewSource() 
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| {
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|   viewSource(window.arguments[0]);
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|   document.commandDispatcher.focusedWindow = content;
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|   gBrowser.droppedLinkHandler = function (event, url, name) {
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|     viewSource(url)
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|     event.preventDefault();
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|   }
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| 
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|   if (!isHistoryEnabled()) {
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|     // Disable the BACK and FORWARD commands and hide the related menu items.
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|     var viewSourceNavigation = document.getElementById("viewSourceNavigation");
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|     viewSourceNavigation.setAttribute("disabled", "true");
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|     viewSourceNavigation.setAttribute("hidden", "true");
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|   }
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| }
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| 
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| function isHistoryEnabled() {
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|   return !gBrowser.hasAttribute("disablehistory");
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| }
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| 
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| function getSelectionController() {
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|   return gBrowser.docShell
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|                  .QueryInterface(Ci.nsIInterfaceRequestor)
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|                  .getInterface(Ci.nsISelectionDisplay)
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|                  .QueryInterface(Ci.nsISelectionController);
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| }
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| 
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| function viewSource(url)
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| {
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|   if (!url)
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|     return; // throw Components.results.NS_ERROR_FAILURE;
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|     
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|   var viewSrcUrl = "view-source:" + url;
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| 
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|   gBrowser.addEventListener("pagehide", onUnloadContent, true);
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|   gBrowser.addEventListener("pageshow", onLoadContent, true);
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|   gBrowser.addEventListener("click", onClickContent, false);
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| 
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|   var loadFromURL = true;
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| 
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|   // Parse the 'arguments' supplied with the dialog.
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|   //    arg[0] - URL string.
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|   //    arg[1] - Charset value in the form 'charset=xxx'.
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|   //    arg[2] - Page descriptor used to load content from the cache.
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|   //    arg[3] - Line number to go to.
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|   //    arg[4] - Whether charset was forced by the user
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| 
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|   if ("arguments" in window) {
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|     var arg;
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| 
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|     // Set the charset of the viewsource window...
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|     var charset;
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|     if (window.arguments.length >= 2) {
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|       arg = window.arguments[1];
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| 
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|       try {
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|         if (typeof(arg) == "string" && arg.indexOf('charset=') != -1) {
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|           var arrayArgComponents = arg.split('=');
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|           if (arrayArgComponents) {
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|             // Remember the charset here so that it can be used below in case
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|             // the document had a forced charset.
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|             charset = arrayArgComponents[1];
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|           }
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|         }
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|       } catch (ex) {
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|         // Ignore the failure and keep processing arguments...
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|       }
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|     }
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|     // If the document had a forced charset, set it here also
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|     if (window.arguments.length >= 5) {
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|       arg = window.arguments[4];
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| 
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|       try {
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|         if (arg === true) {
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|           gBrowser.docShell.charset = charset;
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|         }
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|       } catch (ex) {
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|         // Ignore the failure and keep processing arguments...
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|       }
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|     }
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| 
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|     // Get any specified line to jump to.
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|     if (window.arguments.length >= 4) {
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|       arg = window.arguments[3];
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|       gGoToLine = parseInt(arg);
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|     }
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| 
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|     // Use the page descriptor to load the content from the cache (if
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|     // available).
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|     if (window.arguments.length >= 3) {
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|       arg = window.arguments[2];
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| 
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|       try {
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|         if (typeof(arg) == "object" && arg != null) {
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|           // Load the page using the page descriptor rather than the URL.
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|           // This allows the content to be fetched from the cache (if
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|           // possible) rather than the network...
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|           gPageLoader.loadPage(arg, gPageLoader.DISPLAY_AS_SOURCE);
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| 
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|           // The content was successfully loaded.
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|           loadFromURL = false;
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| 
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|           // Record the page load in the session history so <back> will work.
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|           var shEntrySource = arg.QueryInterface(Ci.nsISHEntry);
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|           var shEntry = Cc["@mozilla.org/browser/session-history-entry;1"].createInstance(Ci.nsISHEntry);
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|           shEntry.setURI(makeURI(viewSrcUrl, null, null));
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|           shEntry.setTitle(viewSrcUrl);
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|           shEntry.loadType = Ci.nsIDocShellLoadInfo.loadHistory;
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|           shEntry.cacheKey = shEntrySource.cacheKey;
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|           gBrowser.sessionHistory
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|                   .QueryInterface(Ci.nsISHistoryInternal)
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|                   .addEntry(shEntry, true);
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|         }
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|       } catch(ex) {
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|         // Ignore the failure.  The content will be loaded via the URL
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|         // that was supplied in arg[0].
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|       }
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|     }
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|   }
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| 
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|   if (loadFromURL) {
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|     // Currently, an exception is thrown if the URL load fails...
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|     var loadFlags = Ci.nsIWebNavigation.LOAD_FLAGS_NONE;
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|     getWebNavigation().loadURI(viewSrcUrl, loadFlags, null, null, null);
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|   }
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| 
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|   // Check the view_source.wrap_long_lines pref and set the menuitem's checked
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|   // attribute accordingly.
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|   var wraplonglinesPrefValue = Services.prefs.getBoolPref("view_source.wrap_long_lines");
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| 
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|   if (wraplonglinesPrefValue)
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|     document.getElementById("menu_wrapLongLines").setAttribute("checked", "true");
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| 
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|   document.getElementById("menu_highlightSyntax")
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|           .setAttribute("checked",
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|                         Services.prefs.getBoolPref("view_source.syntax_highlight"));
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| 
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|   window.addEventListener("AppCommand", HandleAppCommandEvent, true);
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|   window.addEventListener("MozSwipeGesture", HandleSwipeGesture, true);
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|   window.content.focus();
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| }
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| 
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| function onLoadContent()
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| {
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|   // If the view source was opened with a "go to line" argument.
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|   if (gGoToLine > 0) {
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|     goToLine(gGoToLine);
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|     gGoToLine = 0;
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|   }
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|   document.getElementById('cmd_goToLine').removeAttribute('disabled');
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| 
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|   // Register a listener so that we can show the caret position on the status bar.
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|   window.content.getSelection()
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|    .QueryInterface(Ci.nsISelectionPrivate)
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|    .addSelectionListener(gSelectionListener);
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|   gSelectionListener.attached = true;
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| 
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|   if (isHistoryEnabled())
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|     UpdateBackForwardCommands();
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| }
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| 
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| function onUnloadContent()
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| {
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|   // Disable "go to line" while reloading due to e.g. change of charset
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|   // or toggling of syntax highlighting.
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|   document.getElementById('cmd_goToLine').setAttribute('disabled', 'true');
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| 
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|   // If we're not just unloading the initial "about:blank" which doesn't have
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|   // a selection listener, get rid of it so it doesn't try to fire after the
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|   // window has gone away.
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|   if (gSelectionListener.attached) {
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|     window.content.getSelection().QueryInterface(Ci.nsISelectionPrivate)
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|           .removeSelectionListener(gSelectionListener);
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|     gSelectionListener.attached = false;
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|   }
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| }
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| 
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| /**
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|  * Handle click events bubbling up from error page content
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|  */
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| function onClickContent(event) {
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|   // Don't trust synthetic events
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|   if (!event.isTrusted || event.target.localName != "button")
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|     return;
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| 
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|   var target = event.originalTarget;
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|   var errorDoc = target.ownerDocument;
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| 
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|   if (/^about:blocked/.test(errorDoc.documentURI)) {
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|     // The event came from a button on a malware/phishing block page
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|     // First check whether it's malware or phishing, so that we can
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|     // use the right strings/links
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|     var isMalware = /e=malwareBlocked/.test(errorDoc.documentURI);
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| 
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|     if (target == errorDoc.getElementById('getMeOutButton')) {
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|       // Instead of loading some safe page, just close the window
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|       window.close();
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|     } else if (target == errorDoc.getElementById('reportButton')) {
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|       // This is the "Why is this site blocked" button.  For malware,
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|       // we can fetch a site-specific report, for phishing, we redirect
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|       // to the generic page describing phishing protection.
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| 
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|       if (isMalware) {
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|         // Get the stop badware "why is this blocked" report url,
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|         // append the current url, and go there.
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|         try {
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|           let reportURL = Services.urlFormatter.formatURLPref("browser.safebrowsing.malware.reportURL", true);
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|           reportURL += errorDoc.location.href.slice(12);
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|           openURL(reportURL);
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|         } catch (e) {
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|           Components.utils.reportError("Couldn't get malware report URL: " + e);
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|         }
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|       } else {
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|         // It's a phishing site, just link to the generic information page
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|         let url = Services.urlFormatter.formatURLPref("app.support.baseURL");
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|         openURL(url + "phishing-malware");
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|       }
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|     } else if (target == errorDoc.getElementById('ignoreWarningButton')) {
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|       // Allow users to override and continue through to the site
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|       gBrowser.loadURIWithFlags(content.location.href,
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|                                 Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CLASSIFIER,
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|                                 null, null, null);
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|     }
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|   }
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| }
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| 
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| function HandleAppCommandEvent(evt)
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| {
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|   evt.stopPropagation();
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|   switch (evt.command) {
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|     case "Back":
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|       BrowserBack();
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|       break;
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|     case "Forward":
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|       BrowserForward();
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|       break;
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|   }
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| }
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| 
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| function HandleSwipeGesture(evt) {
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|   evt.stopPropagation();
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|   switch (evt.direction) {
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|     case SimpleGestureEvent.DIRECTION_LEFT:
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|       BrowserBack();
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|       break;
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|     case SimpleGestureEvent.DIRECTION_RIGHT:
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|       BrowserForward();
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|       break;
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|     case SimpleGestureEvent.DIRECTION_UP:
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|       goDoCommand("cmd_scrollTop");
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|       break;
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|     case SimpleGestureEvent.DIRECTION_DOWN:
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|       goDoCommand("cmd_scrollBottom");
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|       break;
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|   }
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| }
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| 
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| function ViewSourceClose()
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| {
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|   window.close();
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| }
 | |
| 
 | |
| function ViewSourceReload()
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| {
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|   gBrowser.reloadWithFlags(Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_PROXY |
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|                            Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE);
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| }
 | |
| 
 | |
| // Strips the |view-source:| for internalSave()
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| function ViewSourceSavePage()
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| {
 | |
|   internalSave(window.content.location.href.substring(12), 
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|                null, null, null, null, null, "SaveLinkTitle",
 | |
|                null, null, window.content.document, null, gPageLoader);
 | |
| }
 | |
| 
 | |
| var PrintPreviewListener = {
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|   getPrintPreviewBrowser: function () {
 | |
|     var browser = document.getElementById("ppBrowser");
 | |
|     if (!browser) {
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|       browser = document.createElement("browser");
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|       browser.setAttribute("id", "ppBrowser");
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|       browser.setAttribute("flex", "1");
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|       document.getElementById("appcontent").
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|         insertBefore(browser, document.getElementById("FindToolbar"));
 | |
|     }
 | |
|     return browser;
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|   },
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|   getSourceBrowser: function () {
 | |
|     return gBrowser;
 | |
|   },
 | |
|   getNavToolbox: function () {
 | |
|     return document.getElementById("appcontent");
 | |
|   },
 | |
|   onEnter: function () {
 | |
|     var toolbox = document.getElementById("viewSource-toolbox");
 | |
|     toolbox.hidden = true;
 | |
|     gBrowser.collapsed = true;
 | |
|   },
 | |
|   onExit: function () {
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|     document.getElementById("ppBrowser").collapsed = true;
 | |
|     gBrowser.collapsed = false;
 | |
|     document.getElementById("viewSource-toolbox").hidden = false;
 | |
|   }
 | |
| }
 | |
| 
 | |
| function getWebNavigation()
 | |
| {
 | |
|   try {
 | |
|     return gBrowser.webNavigation;
 | |
|   } catch (e) {
 | |
|     return null;
 | |
|   }
 | |
| }
 | |
| 
 | |
| function ViewSourceGoToLine()
 | |
| {
 | |
|   var input = {value:gLastLineFound};
 | |
|   for (;;) {
 | |
|     var ok = Services.prompt.prompt(
 | |
|         window,
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|         gViewSourceBundle.getString("goToLineTitle"),
 | |
|         gViewSourceBundle.getString("goToLineText"),
 | |
|         input,
 | |
|         null,
 | |
|         {value:0});
 | |
| 
 | |
|     if (!ok)
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|       return;
 | |
| 
 | |
|     var line = parseInt(input.value, 10);
 | |
| 
 | |
|     if (!(line > 0)) {
 | |
|       Services.prompt.alert(window,
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|                             gViewSourceBundle.getString("invalidInputTitle"),
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|                             gViewSourceBundle.getString("invalidInputText"));
 | |
| 
 | |
|       continue;
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|     }
 | |
| 
 | |
|     var found = goToLine(line);
 | |
| 
 | |
|     if (found)
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|       break;
 | |
| 
 | |
|     Services.prompt.alert(window,
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|                           gViewSourceBundle.getString("outOfRangeTitle"),
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|                           gViewSourceBundle.getString("outOfRangeText"));
 | |
|   }
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| }
 | |
| 
 | |
| function goToLine(line)
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| {
 | |
|   var viewsource = window.content.document.body;
 | |
| 
 | |
|   // The source document is made up of a number of pre elements with
 | |
|   // id attributes in the format <pre id="line123">, meaning that
 | |
|   // the first line in the pre element is number 123.
 | |
|   // Do binary search to find the pre element containing the line.
 | |
|   // However, in the plain text case, we have only one pre without an
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|   // attribute, so assume it begins on line 1.
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| 
 | |
|   var pre;
 | |
|   for (var lbound = 0, ubound = viewsource.childNodes.length; ; ) {
 | |
|     var middle = (lbound + ubound) >> 1;
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|     pre = viewsource.childNodes[middle];
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| 
 | |
|     var firstLine = pre.id ? parseInt(pre.id.substring(4)) : 1;
 | |
| 
 | |
|     if (lbound == ubound - 1) {
 | |
|       break;
 | |
|     }
 | |
| 
 | |
|     if (line >= firstLine) {
 | |
|       lbound = middle;
 | |
|     } else {
 | |
|       ubound = middle;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   var result = {};
 | |
|   var found = findLocation(pre, line, null, -1, false, result);
 | |
| 
 | |
|   if (!found) {
 | |
|     return false;
 | |
|   }
 | |
| 
 | |
|   var selection = window.content.getSelection();
 | |
|   selection.removeAllRanges();
 | |
| 
 | |
|   // In our case, the range's startOffset is after "\n" on the previous line.
 | |
|   // Tune the selection at the beginning of the next line and do some tweaking
 | |
|   // to position the focusNode and the caret at the beginning of the line.
 | |
| 
 | |
|   selection.QueryInterface(Ci.nsISelectionPrivate)
 | |
|     .interlinePosition = true;
 | |
| 
 | |
|   selection.addRange(result.range);
 | |
| 
 | |
|   if (!selection.isCollapsed) {
 | |
|     selection.collapseToEnd();
 | |
| 
 | |
|     var offset = result.range.startOffset;
 | |
|     var node = result.range.startContainer;
 | |
|     if (offset < node.data.length) {
 | |
|       // The same text node spans across the "\n", just focus where we were.
 | |
|       selection.extend(node, offset);
 | |
|     }
 | |
|     else {
 | |
|       // There is another tag just after the "\n", hook there. We need
 | |
|       // to focus a safe point because there are edgy cases such as
 | |
|       // <span>...\n</span><span>...</span> vs.
 | |
|       // <span>...\n<span>...</span></span><span>...</span>
 | |
|       node = node.nextSibling ? node.nextSibling : node.parentNode.nextSibling;
 | |
|       selection.extend(node, 0);
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   var selCon = getSelectionController();
 | |
|   selCon.setDisplaySelection(Ci.nsISelectionController.SELECTION_ON);
 | |
|   selCon.setCaretVisibilityDuringSelection(true);
 | |
| 
 | |
|   // Scroll the beginning of the line into view.
 | |
|   selCon.scrollSelectionIntoView(
 | |
|     Ci.nsISelectionController.SELECTION_NORMAL,
 | |
|     Ci.nsISelectionController.SELECTION_FOCUS_REGION,
 | |
|     true);
 | |
| 
 | |
|   gLastLineFound = line;
 | |
| 
 | |
|   document.getElementById("statusbar-line-col").label =
 | |
|     gViewSourceBundle.getFormattedString("statusBarLineCol", [line, 1]);
 | |
| 
 | |
|   return true;
 | |
| }
 | |
| 
 | |
| function updateStatusBar()
 | |
| {
 | |
|   // Reset the coalesce flag.
 | |
|   gSelectionListener.timeout = 0;
 | |
| 
 | |
|   var statusBarField = document.getElementById("statusbar-line-col");
 | |
| 
 | |
|   var selection = window.content.getSelection();
 | |
|   if (!selection.focusNode) {
 | |
|     statusBarField.label = '';
 | |
|     return;
 | |
|   }
 | |
|   if (selection.focusNode.nodeType != Node.TEXT_NODE) {
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   var selCon = getSelectionController();
 | |
|   selCon.setDisplaySelection(Ci.nsISelectionController.SELECTION_ON);
 | |
|   selCon.setCaretVisibilityDuringSelection(true);
 | |
| 
 | |
|   var interlinePosition = selection.QueryInterface(Ci.nsISelectionPrivate)
 | |
|                                    .interlinePosition;
 | |
| 
 | |
|   var result = {};
 | |
|   findLocation(null, -1, 
 | |
|       selection.focusNode, selection.focusOffset, interlinePosition, result);
 | |
| 
 | |
|   statusBarField.label = gViewSourceBundle.getFormattedString(
 | |
|                            "statusBarLineCol", [result.line, result.col]);
 | |
| }
 | |
| 
 | |
| // Loops through the text lines in the pre element. The arguments are either
 | |
| // (pre, line) or (node, offset, interlinePosition). result is an out
 | |
| // argument. If (pre, line) are specified (and node == null), result.range is
 | |
| // a range spanning the specified line. If the (node, offset,
 | |
| // interlinePosition) are specified, result.line and result.col are the line
 | |
| // and column number of the specified offset in the specified node relative to
 | |
| // the whole file.
 | |
| function findLocation(pre, line, node, offset, interlinePosition, result)
 | |
| {
 | |
|   if (node && !pre) {
 | |
|     // Look upwards to find the current pre element.
 | |
|     for (pre = node;
 | |
|          pre.nodeName != "PRE";
 | |
|          pre = pre.parentNode);
 | |
|   }
 | |
| 
 | |
|   // The source document is made up of a number of pre elements with
 | |
|   // id attributes in the format <pre id="line123">, meaning that
 | |
|   // the first line in the pre element is number 123.
 | |
|   // However, in the plain text case, there is only one <pre> without an id,
 | |
|   // so assume line 1.
 | |
|   var curLine = pre.id ? parseInt(pre.id.substring(4)) : 1;
 | |
| 
 | |
|   // Walk through each of the text nodes and count newlines.
 | |
|   var treewalker = window.content.document
 | |
|       .createTreeWalker(pre, NodeFilter.SHOW_TEXT, null);
 | |
| 
 | |
|   // The column number of the first character in the current text node.
 | |
|   var firstCol = 1;
 | |
| 
 | |
|   var found = false;
 | |
|   for (var textNode = treewalker.firstChild();
 | |
|        textNode && !found;
 | |
|        textNode = treewalker.nextNode()) {
 | |
| 
 | |
|     // \r is not a valid character in the DOM, so we only check for \n.
 | |
|     var lineArray = textNode.data.split(/\n/);
 | |
|     var lastLineInNode = curLine + lineArray.length - 1;
 | |
| 
 | |
|     // Check if we can skip the text node without further inspection.
 | |
|     if (node ? (textNode != node) : (lastLineInNode < line)) {
 | |
|       if (lineArray.length > 1) {
 | |
|         firstCol = 1;
 | |
|       }
 | |
|       firstCol += lineArray[lineArray.length - 1].length;
 | |
|       curLine = lastLineInNode;
 | |
|       continue;
 | |
|     }
 | |
| 
 | |
|     // curPos is the offset within the current text node of the first
 | |
|     // character in the current line.
 | |
|     for (var i = 0, curPos = 0;
 | |
|          i < lineArray.length;
 | |
|          curPos += lineArray[i++].length + 1) {
 | |
| 
 | |
|       if (i > 0) {
 | |
|         curLine++;
 | |
|       }
 | |
| 
 | |
|       if (node) {
 | |
|         if (offset >= curPos && offset <= curPos + lineArray[i].length) {
 | |
|           // If we are right after the \n of a line and interlinePosition is
 | |
|           // false, the caret looks as if it were at the end of the previous
 | |
|           // line, so we display that line and column instead.
 | |
| 
 | |
|           if (i > 0 && offset == curPos && !interlinePosition) {
 | |
|             result.line = curLine - 1;
 | |
|             var prevPos = curPos - lineArray[i - 1].length;
 | |
|             result.col = (i == 1 ? firstCol : 1) + offset - prevPos;
 | |
|           } else {
 | |
|             result.line = curLine;
 | |
|             result.col = (i == 0 ? firstCol : 1) + offset - curPos;
 | |
|           }
 | |
|           found = true;
 | |
| 
 | |
|           break;
 | |
|         }
 | |
| 
 | |
|       } else {
 | |
|         if (curLine == line && !("range" in result)) {
 | |
|           result.range = document.createRange();
 | |
|           result.range.setStart(textNode, curPos);
 | |
| 
 | |
|           // This will always be overridden later, except when we look for
 | |
|           // the very last line in the file (this is the only line that does
 | |
|           // not end with \n).
 | |
|           result.range.setEndAfter(pre.lastChild);
 | |
| 
 | |
|         } else if (curLine == line + 1) {
 | |
|           result.range.setEnd(textNode, curPos - 1);
 | |
|           found = true;
 | |
|           break;
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   return found || ("range" in result);
 | |
| }
 | |
| 
 | |
| // Toggle long-line wrapping and sets the view_source.wrap_long_lines
 | |
| // pref to persist the last state.
 | |
| function wrapLongLines()
 | |
| {
 | |
|   var myWrap = window.content.document.body;
 | |
|   myWrap.classList.toggle("wrap");
 | |
| 
 | |
|   // Since multiple viewsource windows are possible, another window could have
 | |
|   // affected the pref, so instead of determining the new pref value via the current
 | |
|   // pref value, we use myWrap.classList.
 | |
|   Services.prefs.setBoolPref("view_source.wrap_long_lines", myWrap.classList.contains("wrap"));
 | |
| }
 | |
| 
 | |
| // Toggles syntax highlighting and sets the view_source.syntax_highlight
 | |
| // pref to persist the last state.
 | |
| function highlightSyntax()
 | |
| {
 | |
|   var highlightSyntaxMenu = document.getElementById("menu_highlightSyntax");
 | |
|   var highlightSyntax = (highlightSyntaxMenu.getAttribute("checked") == "true");
 | |
|   Services.prefs.setBoolPref("view_source.syntax_highlight", highlightSyntax);
 | |
| 
 | |
|   gPageLoader.loadPage(gPageLoader.currentDescriptor, gPageLoader.DISPLAY_NORMAL);
 | |
| }
 | |
| 
 | |
| // Reload after change to character encoding or autodetection
 | |
| //
 | |
| // Fix for bug 136322: this function overrides the function in
 | |
| // browser.js to call PageLoader.loadPage() instead of BrowserReloadWithFlags()
 | |
| function BrowserCharsetReload()
 | |
| {
 | |
|   if (isHistoryEnabled()) {
 | |
|     gPageLoader.loadPage(gPageLoader.currentDescriptor,
 | |
|                          gPageLoader.DISPLAY_NORMAL);
 | |
|   } else {
 | |
|     gBrowser.reloadWithFlags(Ci.nsIWebNavigation.LOAD_FLAGS_CHARSET_CHANGE);
 | |
|   }
 | |
| }
 | |
| 
 | |
| function BrowserSetForcedCharacterSet(aCharset)
 | |
| {
 | |
|   gBrowser.docShell.charset = aCharset;
 | |
|   BrowserCharsetReload();
 | |
| }
 | |
| 
 | |
| function MultiplexHandler(event)
 | |
| {
 | |
|   var node = event.target;
 | |
|   var name = node.getAttribute("name");
 | |
| 
 | |
|   if (name == "detectorGroup") {
 | |
|     SelectDetector(event);
 | |
|     BrowserCharsetReload();
 | |
|   } else if (name == "charsetGroup") {
 | |
|     var charset = node.getAttribute("id");
 | |
|     charset = charset.substring(charset.indexOf("charset.") + "charset.".length);
 | |
|     BrowserSetForcedCharacterSet(charset);
 | |
|   }
 | |
| }
 | |
| 
 | |
| function SelectDetector(event)
 | |
| {
 | |
|   var uri =  event.target.getAttribute("id");
 | |
|   var prefvalue = uri.substring(uri.indexOf("chardet.") + "chardet.".length);
 | |
|   if ("off" == prefvalue) { // "off" is special value to turn off the detectors
 | |
|     prefvalue = "";
 | |
|   }
 | |
| 
 | |
|   try {
 | |
|     var str = Cc["@mozilla.org/supports-string;1"].
 | |
|               createInstance(Ci.nsISupportsString);
 | |
|     str.data = prefvalue;
 | |
|     gPrefService.setComplexValue("intl.charset.detector", Ci.nsISupportsString, str);
 | |
|   }
 | |
|   catch (ex) {
 | |
|     dump("Failed to set the intl.charset.detector preference.\n");
 | |
|   }
 | |
| }
 | |
| 
 | |
| function UpdateCurrentCharset() {
 | |
|   var menuitem = document.getElementById("charset." + content.document.characterSet);
 | |
|   if (menuitem)
 | |
|     menuitem.setAttribute("checked", "true");
 | |
| }
 | |
| 
 | |
| function UpdateCharsetDetector() {
 | |
|   var prefvalue;
 | |
| 
 | |
|   try {
 | |
|     prefvalue = gPrefService.getComplexValue("intl.charset.detector", Ci.nsIPrefLocalizedString).data;
 | |
|   }
 | |
|   catch (ex) {}
 | |
| 
 | |
|   if (!prefvalue)
 | |
|     prefvalue = "off";
 | |
| 
 | |
|   var menuitem = document.getElementById("chardet." + prefvalue);
 | |
|   if (menuitem)
 | |
|     menuitem.setAttribute("checked", "true");
 | |
| }
 | |
| 
 | |
| function UpdateMenus() {
 | |
|   UpdateCurrentCharset();
 | |
|   UpdateCharsetDetector();
 | |
| }
 | |
| 
 | |
| function BrowserForward(aEvent) {
 | |
|   try {
 | |
|     gBrowser.goForward();
 | |
|   }
 | |
|   catch(ex) {
 | |
|   }
 | |
| }
 | |
| 
 | |
| function BrowserBack(aEvent) {
 | |
|   try {
 | |
|     gBrowser.goBack();
 | |
|   }
 | |
|   catch(ex) {
 | |
|   }
 | |
| }
 | |
| 
 | |
| function UpdateBackForwardCommands() {
 | |
|   var backBroadcaster = document.getElementById("Browser:Back");
 | |
|   var forwardBroadcaster = document.getElementById("Browser:Forward");
 | |
| 
 | |
|   if (getWebNavigation().canGoBack)
 | |
|     backBroadcaster.removeAttribute("disabled");
 | |
|   else
 | |
|     backBroadcaster.setAttribute("disabled", "true");
 | |
| 
 | |
|   if (getWebNavigation().canGoForward)
 | |
|     forwardBroadcaster.removeAttribute("disabled");
 | |
|   else
 | |
|     forwardBroadcaster.setAttribute("disabled", "true");
 | |
| }
 | |
| 
 | |
| function contextMenuShowing() {
 | |
|   var isLink = false;
 | |
|   var isEmail = false;
 | |
|   if (gContextMenu.triggerNode && gContextMenu.triggerNode.localName == 'a') {
 | |
|     if (gContextMenu.triggerNode.href.indexOf('view-source:') == 0)
 | |
|       isLink = true;
 | |
|     if (gContextMenu.triggerNode.href.indexOf('mailto:') == 0)
 | |
|       isEmail = true;
 | |
|   }
 | |
|   document.getElementById('context-copyLink').hidden = !isLink;
 | |
|   document.getElementById('context-copyEmail').hidden = !isEmail;
 | |
| }
 | |
| 
 | |
| function contextMenuCopyLinkOrEmail() {
 | |
|   if (!gContextMenu.triggerNode)
 | |
|     return;
 | |
| 
 | |
|   var href = gContextMenu.triggerNode.href;
 | |
|   var clipboard = Cc['@mozilla.org/widget/clipboardhelper;1'].
 | |
|                   getService(Ci.nsIClipboardHelper);
 | |
|   clipboard.copyString(href.substring(href.indexOf(':') + 1), document);
 | |
| }
 |