Force enable transparency option

Author: K4sum1

browser/components/preferences/main.inc.xhtml

@@ -51,6 +51,13 @@
               preference="r3dfox.aero.fog"/>
   </hbox>
   <description class="indent tip-caption" data-l10n-id="r3dfox-fog-desc"/>
+
+  <hbox align="center">
+    <checkbox id="r3dfoxtransparency"
+              data-l10n-id="r3dfox-transparency"
+              preference="r3dfox.force.transparency"/>
+  </hbox>
+  <description class="indent tip-caption" data-l10n-id="r3dfox-transparency-desc"/>
 </groupbox>
 
 <html:template id="template-paneGeneral">

browser/components/preferences/main.js

@@ -64,6 +64,7 @@ Preferences.addAll([
   { id: "r3dfox.customizations.enabled", type: "bool" },
   { id: "r3dfox.less.aero.fog", type: "bool" },
   { id: "r3dfox.aero.fog", type: "bool" },
+  { id: "r3dfox.force.transparency", type: "bool" },
 
   /* Tab preferences
   Preferences:

browser/locales/en-US/browser/preferences/preferences.ftl

@@ -162,6 +162,11 @@ r3dfox-fog =
 
 r3dfox-fog-desc = This enables or disables caption bar fog completely.
 
+r3dfox-transparency =
+    .label = Force enable caption bar transparency
+
+r3dfox-transparency-desc = Force enables caption bar transparency, may have varying results.
+
 ## General Section - Startup
 
 startup-header = Startup

browser/themes/windows/browser.css

@@ -516,3 +516,20 @@ menupopup[touchmode] :is(menu, menuitem, menucaption) {
     background-color: #CC190032 !important;
   }
 }
+
+@media (-moz-bool-pref: "r3dfox.force.transparency") {
+  :root {
+    --lwt-additional-images: none !important;
+    --lwt-header-image: none !important;
+  }
+
+  #navigator-toolbox {
+    background-color: transparent !important;
+    @media (-moz-bool-pref: "r3dfox.less.aero.fog") {
+      background-image: radial-gradient(ellipse at bottom, rgba(255,255,255,0.8), rgba(255,255,255,0.5) 40%, transparent) !important;
+    }
+    @media not (-moz-bool-pref: "r3dfox.less.aero.fog") {
+      background-image: radial-gradient(ellipse at bottom, rgba(255,255,255,0.8), rgba(255,255,255,0.5) 80%, transparent) !important;
+    }
+  }
+}

modules/libpref/init/all.js

@@ -665,6 +665,7 @@ pref("r3dfox.customizations.enabled", true);
 // Aero fog configurations
 pref("r3dfox.less.aero.fog", true);
 pref("r3dfox.aero.fog", true);
+pref("r3dfox.force.transparency", false);
 
 // Enable JS dump() function.
 // IMPORTANT: These prefs must be here even though they're also defined in