Font dialog regressions fix: Bug 283678 - Serif / Sans-serif pref ui doesn't work; Bug 283869 - crash after trying to change font prefs; Bug 283945 - empty font lists for some languages. r=ben. (patch from bug 283678)

browser/components/preferences/content.js

@@ -19,6 +19,7 @@
 # 
 # Contributor(s):
 #   Ben Goodger <ben@mozilla.org>
+#   Asaf Romano <mozilla.mano@sent.com>
 # 
 # Alternatively, the contents of this file may be used under the terms of
 # either the GNU General Public License Version 2 or later (the "GPL"), or
@@ -35,6 +36,7 @@
 # ***** END LICENSE BLOCK *****
 
 
+const kDefaultFontType          = "font.default.%LANG%";
 const kFontNameFmtSerif         = "font.name.serif.%LANG%";
 const kFontNameFmtSansSerif     = "font.name.sans-serif.%LANG%";
 const kFontNameListFmtSerif     = "font.name-list.serif.%LANG%";
@@ -53,8 +55,8 @@ var gContentPane = {
   _rebuildFonts: function ()
   {
     var langGroupPref = document.getElementById("font.language.group");
-    var isSerifPref = document.getElementById("font.default");
+    this._selectLanguageGroup(langGroupPref.value, 
-    this._selectLanguageGroup(langGroupPref.value, isSerifPref.value == "serif");
+                              this._readDefaultFontTypeForLanguage(langGroupPref.value) == "serif");
   },
   
   _selectLanguageGroup: function (aLanguageGroup, aIsSerif)
@@ -98,6 +100,21 @@ var gContentPane = {
     }
   },
 
+  _readDefaultFontTypeForLanguage: function (aLanguageGroup)
+  {
+    var defaultFontTypePref = kDefaultFontType.replace(/%LANG%/, aLanguageGroup);
+    var preference = document.getElementById(defaultFontTypePref);
+    if (!preference) {
+      preference = document.createElement("preference");
+      preference.id = defaultFontTypePref;
+      preference.setAttribute("name", defaultFontTypePref);
+      preference.setAttribute("type", "string");
+      preference.setAttribute("onchange", "gContentPane._rebuildFonts();");
+      document.getElementById("contentPreferences").appendChild(preference);
+    }  
+    return preference.value;
+  },
+
   writeEnableImagesPref: function ()
   { 
     var enableImages = document.getElementById("enableImages");

browser/components/preferences/content.xul

@@ -62,7 +62,6 @@
                   name="dom.disable_window_status_change"
                   type="bool" onchange="gContentPane.annoyancesPrefChanged();"/>
       <preference id="font.language.group"            name="font.language.group"            type="wstring"  onchange="gContentPane._rebuildFonts();"/>
-      <preference id="font.default"                   name="font.default"                   type="string"   onchange="gContentPane._rebuildFonts();"/>
       <preference id="pref.advanced.images.disable_button.view_image"
                   name="pref.advanced.images.disable_button.view_image"
                   type="bool"/>

browser/components/preferences/fontbuilder.js

@@ -96,19 +96,22 @@ var FontBuilder = {
       // All-Fonts list, so walk both lists side-by-side, skipping values we've
       // already created menu items for. 
       var builtItem = separator ? separator.nextSibling : popup.firstChild;
+      var builtItemValue = builtItem ? builtItem.getAttribute("value") : null;
 
       separator = document.createElement("menuseparator");
       popup.appendChild(separator);
       
       for (i = 0; i < this._allFonts.length; ++i) {
-        if (this._allFonts[i] != builtItem.getAttribute("value")) {
+        if (this._allFonts[i] != builtItemValue) {
           menuitem = document.createElement("menuitem");
           menuitem.setAttribute("value", this._allFonts[i]);
           menuitem.setAttribute("label", this._allFonts[i]);
           popup.appendChild(menuitem);
         }
-        else
+        else {
           builtItem = builtItem.nextSibling;
+          builtItemValue = builtItem ? builtItem.getAttribute("value") : null;
+        }
       }
     }
     aMenuList.appendChild(popup);    

browser/components/preferences/fonts.js

@@ -19,6 +19,7 @@
 # 
 # Contributor(s):
 #   Ben Goodger <ben@mozilla.org>
+#   Asaf Romano <mozilla.mano@sent.com>
 # 
 # Alternatively, the contents of this file may be used under the terms of
 # either the GNU General Public License Version 2 or later (the "GPL"), or
@@ -36,6 +37,7 @@
 
 # browser.display.languageList LOCK ALL when LOCKED
 
+const kDefaultFontType          = "font.default.%LANG%";
 const kFontNameFmtSerif         = "font.name.serif.%LANG%";
 const kFontNameFmtSansSerif     = "font.name.sans-serif.%LANG%";
 const kFontNameFmtMonospace     = "font.name.monospace.%LANG%";
@@ -49,7 +51,8 @@ const kFontMinSizeFmt           = "font.minimum-size.%LANG%";
 var gFontsDialog = {
   _selectLanguageGroup: function (aLanguageGroup)
   {
-    var prefs = [{ format: kFontNameFmtSerif,         type: "unichar", element: "serif",      fonttype: "serif"       },
+    var prefs = [{ format: kDefaultFontType,          type: "string", element: "defaultFontType", fonttype: null},
+                 { format: kFontNameFmtSerif,         type: "unichar", element: "serif",      fonttype: "serif"       },
                  { format: kFontNameFmtSansSerif,     type: "unichar", element: "sans-serif", fonttype: "sans-serif"  },
                  { format: kFontNameFmtMonospace,     type: "unichar", element: "monospace",  fonttype: "monospace"   },
                  { format: kFontNameListFmtSerif,     type: "unichar", element: null,         fonttype: "serif"       },
@@ -65,9 +68,9 @@ var gFontsDialog = {
         preference = document.createElement("preference");
         var name = prefs[i].format.replace(/%LANG%/, aLanguageGroup);
         preference.id = name;
+        preference.setAttribute("name", name);
+        preference.setAttribute("type", prefs[i].type);
         preferences.appendChild(preference);
-        preference.name = name;
-        preference.type = prefs[i].type;
       }
       
       if (!prefs[i].element)

browser/components/preferences/fonts.xul

@@ -52,7 +52,6 @@
   
     <preferences id="fontPreferences">
       <preference id="font.language.group"  name="font.language.group"  type="wstring"/>
-      <preference id="font.default"         name="font.default"         type="string"/>
       <preference id="browser.display.screen_resolution"
                   name="browser.display.screen_resolution"
                   type="int"/>
@@ -113,8 +112,7 @@
             <hbox align="center" pack="end">
               <label accesskey="&proportional.accesskey;" control="proportionalFont">&proportional.label;</label>
             </hbox>
-            <menulist id="proportionalFont" flex="1" style="width: 0px;" 
+            <menulist id="defaultFontType" flex="1" style="width: 0px;">
-                      preference="font.default">
               <menupopup>
                 <menuitem value="serif" label="&useDefaultFontSerif.label;"/>
                 <menuitem value="sans-serif" label="&useDefaultFontSansSerif.label;"/>