From 5e12f409ee6d13e488fbb4642e5d33640726ecaf Mon Sep 17 00:00:00 2001
From: Robert Kaiser <kairo@kairo.at>
Date: Tue, 18 Jan 2011 18:23:50 +0100
Subject: [PATCH] re-introduce compatibility with Gecko < 2.0 apps

---
 extension/aboutMandelbrot.js                  | 10 +++++++---
 .../mandelbrot/content/mandelbrot-tab.xul     |  1 +
 .../chrome/mandelbrot/content/mandelbrot.js   | 20 ++++++++++++++++---
 .../chrome/mandelbrot/content/mandelbrot.xul  |  1 +
 .../locales/en-US/mandelbrot-overlay.dtd      |  2 +-
 5 files changed, 27 insertions(+), 7 deletions(-)

diff --git a/extension/aboutMandelbrot.js b/extension/aboutMandelbrot.js
index 9715b34..b52f3fc 100644
--- a/extension/aboutMandelbrot.js
+++ b/extension/aboutMandelbrot.js
@@ -35,7 +35,7 @@
  *
  * ***** END LICENSE BLOCK ***** */
 
-Components.utils.import("resource://gre/modules/Services.jsm");
+//Components.utils.import("resource://gre/modules/Services.jsm");
 Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
 
 function AboutMandelbrot() { }
@@ -50,8 +50,12 @@ AboutMandelbrot.prototype = {
   },
 
   newChannel: function(aURI) {
-    let channel = Services.io.newChannel("chrome://mandelbrot/content/mandelbrot-tab.xul",
-                                         null, null);
+    //let channel = Services.io.newChannel("chrome://mandelbrot/content/mandelbrot-tab.xul",
+    //                                     null, null);
+    let ios = Components.classes["@mozilla.org/network/io-service;1"]
+                        .getService(Components.interfaces.nsIIOService);
+    let channel = ios.newChannel("chrome://mandelbrot/content/mandelbrot-tab.xul",
+                                 null, null);
     channel.originalURI = aURI;
     return channel;
   }
diff --git a/xulapp/chrome/mandelbrot/content/mandelbrot-tab.xul b/xulapp/chrome/mandelbrot/content/mandelbrot-tab.xul
index 3b61bc6..48cb896 100644
--- a/xulapp/chrome/mandelbrot/content/mandelbrot-tab.xul
+++ b/xulapp/chrome/mandelbrot/content/mandelbrot-tab.xul
@@ -124,6 +124,7 @@
                      class="tabbable"
                      label="&debugMenu.label;">
         <menupopup id="menu_debugPopup" onpopupshowing="updateDebugMenu();">
+          <menuitem type="checkbox" id="jitEnabled" label="&tracejitEnabled.label;" oncommand="toggleJITState(event.target, '');" hidden="true"/>
           <menuitem type="checkbox" id="tracejitEnabled" label="&tracejitEnabled.label;" oncommand="toggleJITState(event.target, 'trace');"/>
           <menuitem type="checkbox" id="methodjitEnabled" label="&methodjitEnabled.label;" oncommand="toggleJITState(event.target, 'method');"/>
           <menu id="algoMenu" label="&algoMenu.label;">
diff --git a/xulapp/chrome/mandelbrot/content/mandelbrot.js b/xulapp/chrome/mandelbrot/content/mandelbrot.js
index c2bfba2..1ccebbe 100644
--- a/xulapp/chrome/mandelbrot/content/mandelbrot.js
+++ b/xulapp/chrome/mandelbrot/content/mandelbrot.js
@@ -712,9 +712,23 @@ function imgSettings() {
 
 function updateDebugMenu() {
   let scope = (document.getElementById("mandelbrotWindow").nodeName == "page") ? "content" : "chrome";
-  for each (let type in ["tracejit", "methodjit"]) {
-    let jitMenuItem = document.getElementById(type + "Enabled");
-    jitMenuItem.setAttribute("checked", gPref.getBoolPref("javascript.options." + type + "." + scope));
+  try {
+    // This throws in versions that don't have JaegerMonkey yet --> catch block
+    gPref.getBoolPref("javascript.options.methodjit." + scope);
+
+    // We have JaegerMonkey, i.e. two prefs for trace/method JIT
+    for each (let type in ["tracejit", "methodjit"]) {
+      let jitMenuItem = document.getElementById(type + "Enabled");
+      jitMenuItem.setAttribute("checked", gPref.getBoolPref("javascript.options." + type + "." + scope));
+    }
+  }
+  catch (e) {
+    // We have TraceMonkey only, i.e. one JIT pref, care only that is displayed
+    for each (let type in ["tracejit", "methodjit"])
+      document.getElementById(type + "Enabled").hidden = true;
+    let jitMenuItem = document.getElementById("jitEnabled");
+    jitMenuItem.hidden = false;
+    jitMenuItem.setAttribute("checked", gPref.getBoolPref("javascript.options.jit." + scope));
   }
 }
 
diff --git a/xulapp/chrome/mandelbrot/content/mandelbrot.xul b/xulapp/chrome/mandelbrot/content/mandelbrot.xul
index cbf7c6d..1663d18 100644
--- a/xulapp/chrome/mandelbrot/content/mandelbrot.xul
+++ b/xulapp/chrome/mandelbrot/content/mandelbrot.xul
@@ -109,6 +109,7 @@
       </menu>
       <menu id="debugMenu" label="&debugMenu.label;">
         <menupopup id="menu_debugPopup" onpopupshowing="updateDebugMenu();">
+          <menuitem type="checkbox" id="jitEnabled" label="&tracejitEnabled.label;" oncommand="toggleJITState(event.target, '');" hidden="true"/>
           <menuitem type="checkbox" id="tracejitEnabled" label="&tracejitEnabled.label;" oncommand="toggleJITState(event.target, 'trace');"/>
           <menuitem type="checkbox" id="methodjitEnabled" label="&methodjitEnabled.label;" oncommand="toggleJITState(event.target, 'method');"/>
           <menu id="algoMenu" label="&algoMenu.label;">
diff --git a/xulapp/chrome/mandelbrot/locales/en-US/mandelbrot-overlay.dtd b/xulapp/chrome/mandelbrot/locales/en-US/mandelbrot-overlay.dtd
index 422a623..2cda80e 100644
--- a/xulapp/chrome/mandelbrot/locales/en-US/mandelbrot-overlay.dtd
+++ b/xulapp/chrome/mandelbrot/locales/en-US/mandelbrot-overlay.dtd
@@ -37,7 +37,7 @@
 
 <!ENTITY mbBrandFullName "Mandelbrot">
 <!ENTITY mbBrandShortName "Mandelbrot">
-<!ENTITY mbBrandVersion "4.0 Beta 1">
+<!ENTITY mbBrandVersion "4.0 Beta 2">
 <!ENTITY mbVendorShortName "KaiRo.at">
 
 <!ENTITY mandelbrotCmd.label "&mbVendorShortName; &mbBrandShortName;">
-- 
2.43.0