Markup view temp patch

Author: janodvarko

lib/main.js

@@ -16,6 +16,9 @@ const { ConsoleOverlay } = require("./console-overlay.js");
 const { InspectorOverlay } = require("./inspector-overlay.js");
 const { FireQueryToolboxOverlay } = require("./firequery-toolbox-overlay.js");
 
+// Platform patch (should be removed as soon as it's built-in).
+const MarkupViewPatch = require("./markup-view-patch.js");
+
 // Localization files. All strings in the UI should be loaded from these
 // files, so the entire extension can be localized into other languages.
 Locale.registerStringBundle("chrome://firequery/locale/firequery.properties");
@@ -45,6 +48,9 @@ function onUnload(reason) {
   ToolboxChrome.unregisterPanelOverlay(InspectorOverlay);
   ToolboxChrome.unregisterPanelOverlay(ConsoleOverlay);
 
+  // Unapply temporary patches
+  MarkupViewPatch.shutdown();
+
   // xxxHonza: needs FBSDK update
   // ToolboxChrome.shutdown(reason);
 }

lib/markup-view-patch.js

@@ -0,0 +1,36 @@
+/* See license.txt for terms of usage */
+
+"use strict";
+
+module.metadata = {
+  "stability": "experimental"
+};
+
+// Add-on SDK
+const { Cu, Ci } = require("chrome");
+
+// Firebug SDK
+const { Trace, TraceError } = require("firebug.sdk/lib/core/trace.js").get(module.id);
+
+// DevTools
+const { devtools } = Cu.import("resource://gre/modules/devtools/Loader.jsm", {});
+const { MarkupView } = devtools["require"]("devtools/markupview/markup-view");
+
+// Patching MarkupView
+// xxxHonza: Bug 1036949 - New API: MarkupView customization
+let originalTemplate = MarkupView.prototype.template;
+MarkupView.prototype.template = function(aName, aDest, aOptions) {
+  let node = originalTemplate.apply(this, arguments);
+  //this._inspector.emit("markupview-render", node, aName, aDest, aOptions);
+  return node;
+}
+
+function shutdown() {
+  MarkupView.prototype.template = originalTemplate;
+
+  // xxxHonza: iterate also all existing instances
+  // and un-patch
+}
+
+// Exports from this module
+exports.shutdown = shutdown;